/ Developer CD Series 1999 …ember: Reference Library / Apple Developer Reference Library (December 1999) (Disk 1).iso / pc / technical documentation / develop / develop issue 24 / develop issue 24 code / scriptable database 1.0a15.sea / Scriptable Database 1.0a15 / Blue / Semaphores.cp

< prev

next >

MacOS 8.1

Win98

DOS

browse contents

view JSON data

view as text

+--------+-------------------------+-------------------------+--------+--------+
|00000000| 00 0d 53 65 6d 61 70 68 | 6f 72 65 73 2e 63 70 00 |..Semaph|ores.cp.|
|00000010| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000020| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000030| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000040| 00 54 45 58 54 43 57 49 | 45 01 00 00 00 00 00 00 |.TEXTCWI|E.......|
|00000050| 00 00 00 00 00 60 48 00 | 00 01 9a ad 4e f0 05 ad |.....`H.|....N...|
|00000060| 4e f0 05 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |N.......|........|
|00000070| 00 00 00 00 00 00 00 00 | 00 00 81 81 0f 8a 00 00 |........|........|
|00000080| 23 69 6e 63 6c 75 64 65 | 20 22 53 65 6d 61 70 68 |#include| "Semaph|
|00000090| 6f 72 65 73 2e 68 22 0d | 23 69 6e 63 6c 75 64 65 |ores.h".|#include|
|000000a0| 20 3c 41 70 70 6c 65 45 | 76 65 6e 74 73 2e 68 3e | <AppleE|vents.h>|
|000000b0| 0d 23 69 6e 63 6c 75 64 | 65 20 3c 41 45 52 65 67 |.#includ|e <AEReg|
|000000c0| 69 73 74 72 79 2e 68 3e | 0d 23 69 6e 63 6c 75 64 |istry.h>|.#includ|
|000000d0| 65 20 3c 45 72 72 6f 72 | 73 2e 68 3e 0d 0d 2f 2f |e <Error|s.h>..//|
|000000e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000000f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000100| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000110| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000120| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000130| 2d 2d 2d 2d 2d 2d 2d 2d | 0d 2f 2f 20 54 69 6d 65 |--------|.// Time|
|00000140| 45 78 70 69 72 65 64 0d | 2f 2f 0d 2f 2f 20 54 68 |Expired.|//.// Th|
|00000150| 69 73 20 72 6f 75 74 69 | 6e 65 20 63 68 65 63 6b |is routi|ne check|
|00000160| 73 20 74 6f 20 73 65 65 | 20 69 66 20 74 68 65 20 |s to see| if the |
|00000170| 74 69 6d 65 72 20 68 61 | 73 20 72 75 6e 20 6f 75 |timer ha|s run ou|
|00000180| 74 3b 20 69 74 20 68 61 | 6e 64 6c 65 73 20 74 68 |t; it ha|ndles th|
|00000190| 65 20 63 61 73 65 20 77 | 68 65 6e 0d 2f 2f 20 74 |e case w|hen.// t|
|000001a0| 68 65 20 73 74 6f 70 54 | 69 6d 65 20 63 61 6c 63 |he stopT|ime calc|
|000001b0| 75 6c 61 74 69 6f 6e 20 | 28 73 74 61 72 74 54 69 |ulation |(startTi|
|000001c0| 6d 65 20 2b 20 74 69 6d | 65 6f 75 74 29 20 77 72 |me + tim|eout) wr|
|000001d0| 61 70 73 20 61 72 6f 75 | 6e 64 20 28 6f 76 65 72 |aps arou|nd (over|
|000001e0| 66 6c 6f 77 73 20 61 20 | 6c 6f 6e 67 20 69 6e 74 |flows a |long int|
|000001f0| 29 2e 0d 2f 2f 20 54 68 | 69 73 20 6f 6e 6c 79 20 |)..// Th|is only |
|00000200| 68 61 70 70 65 6e 73 20 | 65 76 65 72 79 20 37 37 |happens |every 77|
|00000210| 31 20 64 61 79 73 20 6f | 72 20 73 6f 2c 20 62 75 |1 days o|r so, bu|
|00000220| 74 20 4d 69 6b 65 20 47 | 6f 75 67 68 20 73 61 69 |t Mike G|ough sai|
|00000230| 64 20 74 68 61 74 20 49 | 20 77 61 73 6e 27 74 20 |d that I| wasn't |
|00000240| 61 20 73 74 75 64 0d 2f | 2f 20 75 6e 6c 65 73 73 |a stud./|/ unless|
|00000250| 20 49 20 68 61 6e 64 6c | 65 64 20 74 68 69 73 20 | I handl|ed this |
|00000260| 63 61 73 65 2e 0d 2f 2f | 2d 2d 2d 2d 2d 2d 2d 2d |case..//|--------|
|00000270| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000280| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000290| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000002a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000002b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000002c0| 0d 42 6f 6f 6c 65 61 6e | 20 54 69 6d 65 45 78 70 |.Boolean| TimeExp|
|000002d0| 69 72 65 64 28 75 6e 73 | 69 67 6e 65 64 20 6c 6f |ired(uns|igned lo|
|000002e0| 6e 67 20 63 75 72 72 65 | 6e 74 54 69 6d 65 2c 20 |ng curre|ntTime, |
|000002f0| 75 6e 73 69 67 6e 65 64 | 20 6c 6f 6e 67 20 73 74 |unsigned| long st|
|00000300| 61 72 74 54 69 6d 65 2c | 20 75 6e 73 69 67 6e 65 |artTime,| unsigne|
|00000310| 64 20 6c 6f 6e 67 20 73 | 74 6f 70 54 69 6d 65 29 |d long s|topTime)|
|00000320| 0d 7b 0d 09 2f 2f 0d 09 | 2f 2f 20 46 69 72 73 74 |.{..//..|// First|
|00000330| 20 61 64 6a 75 73 74 20 | 74 69 6d 65 20 73 6f 20 | adjust |time so |
|00000340| 74 68 61 74 20 74 68 65 | 20 6f 72 69 67 69 6e 20 |that the| origin |
|00000350| 69 73 20 61 74 20 27 73 | 74 61 72 74 54 69 6d 65 |is at 's|tartTime|
|00000360| 27 0d 09 2f 2f 0d 09 73 | 74 6f 70 54 69 6d 65 20 |'..//..s|topTime |
|00000370| 2d 3d 20 73 74 61 72 74 | 54 69 6d 65 3b 0d 09 63 |-= start|Time;..c|
|00000380| 75 72 72 65 6e 74 54 69 | 6d 65 20 2d 3d 20 73 74 |urrentTi|me -= st|
|00000390| 61 72 74 54 69 6d 65 3b | 0d 09 0d 09 2f 2f 0d 09 |artTime;|....//..|
|000003a0| 2f 2f 20 54 68 65 6e 2c | 20 69 74 20 69 73 20 61 |// Then,| it is a|
|000003b0| 20 73 69 6d 70 6c 65 20 | 6d 61 74 74 65 72 20 74 | simple |matter t|
|000003c0| 6f 20 63 6f 6d 70 61 72 | 65 20 74 68 65 20 63 75 |o compar|e the cu|
|000003d0| 72 72 65 6e 74 0d 09 2f | 2f 20 74 69 6d 65 20 76 |rrent../|/ time v|
|000003e0| 61 6c 75 65 20 77 69 74 | 68 20 74 68 65 20 74 69 |alue wit|h the ti|
|000003f0| 6d 65 20 74 68 61 74 20 | 77 65 20 77 61 6e 74 20 |me that |we want |
|00000400| 74 6f 20 73 74 6f 70 20 | 61 74 2e 0d 09 2f 2f 0d |to stop |at...//.|
|00000410| 09 72 65 74 75 72 6e 20 | 63 75 72 72 65 6e 74 54 |.return |currentT|
|00000420| 69 6d 65 20 3e 3d 20 73 | 74 6f 70 54 69 6d 65 3b |ime >= s|topTime;|
|00000430| 0d 7d 0d 0d 2f 2f 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.}..//--|--------|
|00000440| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000450| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000460| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000470| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000480| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 0d 2f |--------|------./|
|00000490| 2f 20 43 6c 6f 73 65 72 | 54 69 63 6b 0d 2f 2f 0d |/ Closer|Tick.//.|
|000004a0| 2f 2f 20 49 74 20 69 73 | 20 61 6c 73 6f 20 69 6d |// It is| also im|
|000004b0| 70 6f 72 74 61 6e 74 20 | 74 6f 20 6b 6e 6f 77 20 |portant |to know |
|000004c0| 77 68 69 63 68 20 6f 66 | 20 74 77 6f 20 74 69 63 |which of| two tic|
|000004d0| 6b 73 20 77 69 6c 6c 20 | 68 61 70 70 65 6e 20 66 |ks will |happen f|
|000004e0| 69 72 73 74 2c 20 73 74 | 61 72 74 69 6e 67 20 66 |irst, st|arting f|
|000004f0| 72 6f 6d 0d 2f 2f 20 61 | 20 67 69 76 65 6e 20 74 |rom.// a| given t|
|00000500| 69 63 6b 20 63 6f 75 6e | 74 2e 20 20 49 66 20 6f |ick coun|t.  If o|
|00000510| 6e 65 20 6f 66 20 74 68 | 65 20 74 69 63 6b 73 20 |ne of th|e ticks |
|00000520| 3d 3d 20 63 75 72 72 65 | 6e 74 54 69 6d 65 2c 20 |== curre|ntTime, |
|00000530| 77 65 20 63 6f 6e 73 69 | 64 65 72 20 74 68 61 74 |we consi|der that|
|00000540| 20 65 76 65 6e 74 0d 2f | 2f 20 74 6f 20 68 61 76 | event./|/ to hav|
|00000550| 65 20 61 6c 72 65 61 64 | 79 20 67 6f 6e 65 20 62 |e alread|y gone b|
|00000560| 79 20 28 68 65 6e 63 65 | 20 74 68 65 20 65 78 74 |y (hence| the ext|
|00000570| 72 61 20 2b 31 27 73 29 | 2c 20 61 6e 64 20 77 6f |ra +1's)|, and wo|
|00000580| 6e 27 74 20 62 65 20 65 | 6e 63 6f 75 6e 74 65 72 |n't be e|ncounter|
|00000590| 65 64 20 61 67 61 69 6e | 20 75 6e 74 69 6c 0d 2f |ed again| until./|
|000005a0| 2f 20 74 68 65 20 74 69 | 6d 65 72 20 77 72 61 70 |/ the ti|mer wrap|
|000005b0| 73 20 61 6c 6c 20 74 68 | 65 20 77 61 79 20 61 72 |s all th|e way ar|
|000005c0| 6f 75 6e 64 20 7e 37 37 | 31 20 64 61 79 73 20 6c |ound ~77|1 days l|
|000005d0| 61 74 65 72 2e 0d 2f 2f | 2d 2d 2d 2d 2d 2d 2d 2d |ater..//|--------|
|000005e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000005f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000600| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000610| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000620| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000630| 0d 75 6e 73 69 67 6e 65 | 64 20 6c 6f 6e 67 20 43 |.unsigne|d long C|
|00000640| 6c 6f 73 65 72 54 69 63 | 6b 28 75 6e 73 69 67 6e |loserTic|k(unsign|
|00000650| 65 64 20 6c 6f 6e 67 20 | 63 75 72 72 65 6e 74 54 |ed long |currentT|
|00000660| 69 6d 65 2c 20 75 6e 73 | 69 67 6e 65 64 20 6c 6f |ime, uns|igned lo|
|00000670| 6e 67 20 74 69 63 6b 31 | 2c 20 75 6e 73 69 67 6e |ng tick1|, unsign|
|00000680| 65 64 20 6c 6f 6e 67 20 | 74 69 63 6b 32 29 0d 7b |ed long |tick2).{|
|00000690| 0d 09 2f 2f 0d 09 2f 2f | 20 4f 6e 63 65 20 61 67 |..//..//| Once ag|
|000006a0| 61 69 6e 2c 20 6d 6f 76 | 65 20 74 68 65 20 62 65 |ain, mov|e the be|
|000006b0| 67 69 6e 6e 69 6e 67 20 | 6f 66 20 74 69 6d 65 2c |ginning |of time,|
|000006c0| 20 74 68 69 73 20 74 69 | 6d 65 20 74 6f 20 27 63 | this ti|me to 'c|
|000006d0| 75 72 72 65 6e 74 54 69 | 6d 65 20 2b 20 31 27 0d |urrentTi|me + 1'.|
|000006e0| 09 2f 2f 0d 09 74 69 63 | 6b 31 20 2d 3d 20 28 63 |.//..tic|k1 -= (c|
|000006f0| 75 72 72 65 6e 74 54 69 | 6d 65 20 2b 20 31 29 3b |urrentTi|me + 1);|
|00000700| 0d 09 74 69 63 6b 32 20 | 2d 3d 20 28 63 75 72 72 |..tick2 |-= (curr|
|00000710| 65 6e 74 54 69 6d 65 20 | 2b 20 31 29 3b 0d 09 0d |entTime |+ 1);...|
|00000720| 09 2f 2f 0d 09 2f 2f 20 | 4f 6e 63 65 20 77 65 27 |.//..// |Once we'|
|00000730| 76 65 20 63 6f 6e 76 65 | 72 74 65 64 20 74 6f 20 |ve conve|rted to |
|00000740| 61 20 7a 65 72 6f 2d 62 | 61 73 65 64 20 73 79 73 |a zero-b|ased sys|
|00000750| 74 65 6d 2c 20 69 74 27 | 73 20 65 61 73 79 20 74 |tem, it'|s easy t|
|00000760| 6f 20 63 6f 6d 70 61 72 | 65 0d 09 2f 2f 20 74 68 |o compar|e..// th|
|00000770| 65 20 74 77 6f 20 74 69 | 6d 65 73 2e 20 20 43 6f |e two ti|mes.  Co|
|00000780| 6e 76 65 72 74 20 62 61 | 63 6b 20 74 6f 20 74 68 |nvert ba|ck to th|
|00000790| 65 20 61 70 70 72 6f 70 | 72 69 61 74 65 20 74 69 |e approp|riate ti|
|000007a0| 6d 65 20 62 61 73 65 20 | 62 79 20 61 64 64 69 6e |me base |by addin|
|000007b0| 67 0d 09 2f 2f 20 63 75 | 72 72 65 6e 74 54 69 6d |g..// cu|rrentTim|
|000007c0| 65 20 2b 20 31 20 62 61 | 63 6b 20 6f 6e 74 6f 20 |e + 1 ba|ck onto |
|000007d0| 74 68 65 20 74 69 63 6b | 20 61 66 74 65 72 20 77 |the tick| after w|
|000007e0| 65 27 76 65 20 64 65 74 | 65 72 6d 69 6e 65 64 20 |e've det|ermined |
|000007f0| 77 68 69 63 68 20 77 69 | 6c 6c 0d 09 2f 2f 20 68 |which wi|ll..// h|
|00000800| 61 70 70 65 6e 20 73 6f | 6f 6e 65 72 2e 0d 09 2f |appen so|oner.../|
|00000810| 2f 0d 09 69 66 28 74 69 | 63 6b 31 20 3c 20 74 69 |/..if(ti|ck1 < ti|
|00000820| 63 6b 32 29 0d 09 09 72 | 65 74 75 72 6e 20 74 69 |ck2)...r|eturn ti|
|00000830| 63 6b 31 20 2b 20 63 75 | 72 72 65 6e 74 54 69 6d |ck1 + cu|rrentTim|
|00000840| 65 20 2b 20 31 3b 0d 09 | 65 6c 73 65 0d 09 09 72 |e + 1;..|else...r|
|00000850| 65 74 75 72 6e 20 74 69 | 63 6b 32 20 2b 20 63 75 |eturn ti|ck2 + cu|
|00000860| 72 72 65 6e 74 54 69 6d | 65 20 2b 20 31 3b 0d 7d |rrentTim|e + 1;.}|
|00000870| 0d 0d 2f 2f 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |..//====|========|
|00000880| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000890| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000008a0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000008b0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000008c0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 0d 2f 2f 20 |========|====.// |
|000008d0| 43 4c 41 53 53 20 54 54 | 68 72 65 61 64 49 44 51 |CLASS TT|hreadIDQ|
|000008e0| 75 65 75 65 0d 2f 2f 3d | 3d 3d 3d 3d 3d 3d 3d 3d |ueue.//=|========|
|000008f0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000900| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000910| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000920| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000930| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 0d |========|=======.|
|00000940| 0d 23 64 65 66 69 6e 65 | 20 6b 54 68 72 65 61 64 |.#define| kThread|
|00000950| 51 75 65 75 65 41 6c 6c | 6f 63 53 69 7a 65 20 34 |QueueAll|ocSize 4|
|00000960| 0d 0d 2f 2f 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |..//----|--------|
|00000970| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000980| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000990| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000009a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000009b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 0d 2f 2f 20 |--------|----.// |
|000009c0| 54 54 68 72 65 61 64 49 | 44 51 75 65 75 65 3a 3a |TThreadI|DQueue::|
|000009d0| 7e 54 54 68 72 65 61 64 | 49 44 51 75 65 75 65 0d |~TThread|IDQueue.|
|000009e0| 2f 2f 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |//------|--------|
|000009f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000a00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000a10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000a20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000a30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 0d 54 54 68 72 65 |--------|--.TThre|
|00000a40| 61 64 49 44 51 75 65 75 | 65 3a 3a 7e 54 54 68 72 |adIDQueu|e::~TThr|
|00000a50| 65 61 64 49 44 51 75 65 | 75 65 28 29 0d 7b 0d 09 |eadIDQue|ue().{..|
|00000a60| 69 66 28 66 54 68 72 65 | 61 64 51 75 65 75 65 20 |if(fThre|adQueue |
|00000a70| 21 3d 20 6e 69 6c 29 0d | 09 7b 0d 09 09 44 69 73 |!= nil).|.{...Dis|
|00000a80| 70 6f 73 65 48 61 6e 64 | 6c 65 28 28 48 61 6e 64 |poseHand|le((Hand|
|00000a90| 6c 65 29 66 54 68 72 65 | 61 64 51 75 65 75 65 29 |le)fThre|adQueue)|
|00000aa0| 3b 0d 09 09 66 54 68 72 | 65 61 64 51 75 65 75 65 |;...fThr|eadQueue|
|00000ab0| 20 3d 20 6e 69 6c 3b 0d | 09 7d 0d 7d 20 2f 2f 20 | = nil;.|.}.} // |
|00000ac0| 54 54 68 72 65 61 64 49 | 44 51 75 65 75 65 3a 3a |TThreadI|DQueue::|
|00000ad0| 7e 54 54 68 72 65 61 64 | 49 44 51 75 65 75 65 0d |~TThread|IDQueue.|
|00000ae0| 0d 2f 2f 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.//-----|--------|
|00000af0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 0d 2f 2f 20 54 |--------|---.// T|
|00000b40| 54 68 72 65 61 64 49 44 | 51 75 65 75 65 3a 3a 45 |ThreadID|Queue::E|
|00000b50| 6e 71 75 65 75 65 0d 2f | 2f 2d 2d 2d 2d 2d 2d 2d |nqueue./|/-------|
|00000b60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000ba0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000bb0| 2d 0d 4f 53 45 72 72 20 | 54 54 68 72 65 61 64 49 |-.OSErr |TThreadI|
|00000bc0| 44 51 75 65 75 65 3a 3a | 45 6e 71 75 65 75 65 28 |DQueue::|Enqueue(|
|00000bd0| 54 68 72 65 61 64 49 44 | 20 74 68 72 65 61 64 54 |ThreadID| threadT|
|00000be0| 6f 41 64 64 29 0d 7b 0d | 09 4f 53 45 72 72 20 65 |oAdd).{.|.OSErr e|
|00000bf0| 72 72 20 3d 20 74 68 69 | 73 2d 3e 49 6e 73 75 72 |rr = thi|s->Insur|
|00000c00| 65 54 68 72 65 61 64 51 | 75 65 75 65 48 61 73 46 |eThreadQ|ueueHasF|
|00000c10| 72 65 65 53 70 61 63 65 | 28 29 3b 0d 09 69 66 28 |reeSpace|();..if(|
|00000c20| 65 72 72 20 3d 3d 20 6e | 6f 45 72 72 29 0d 09 7b |err == n|oErr)..{|
|00000c30| 0d 09 09 28 2a 66 54 68 | 72 65 61 64 51 75 65 75 |...(*fTh|readQueu|
|00000c40| 65 29 5b 66 54 68 72 65 | 61 64 43 6f 75 6e 74 5d |e)[fThre|adCount]|
|00000c50| 20 3d 20 74 68 72 65 61 | 64 54 6f 41 64 64 3b 0d | = threa|dToAdd;.|
|00000c60| 09 09 2b 2b 66 54 68 72 | 65 61 64 43 6f 75 6e 74 |..++fThr|eadCount|
|00000c70| 3b 0d 09 7d 0d 09 72 65 | 74 75 72 6e 20 65 72 72 |;..}..re|turn err|
|00000c80| 3b 0d 7d 20 2f 2f 20 54 | 54 68 72 65 61 64 49 44 |;.} // T|ThreadID|
|00000c90| 51 75 65 75 65 3a 3a 45 | 6e 71 75 65 75 65 0d 0d |Queue::E|nqueue..|
|00000ca0| 2f 2f 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |//------|--------|
|00000cb0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000cc0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000cd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000ce0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000cf0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 0d 2f 2f 20 54 54 |--------|--.// TT|
|00000d00| 68 72 65 61 64 49 44 51 | 75 65 75 65 3a 3a 44 65 |hreadIDQ|ueue::De|
|00000d10| 71 75 65 75 65 0d 2f 2f | 2d 2d 2d 2d 2d 2d 2d 2d |queue.//|--------|
|00000d20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000d30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000d40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000d50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000d60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000d70| 0d 54 68 72 65 61 64 49 | 44 20 54 54 68 72 65 61 |.ThreadI|D TThrea|
|00000d80| 64 49 44 51 75 65 75 65 | 3a 3a 44 65 71 75 65 75 |dIDQueue|::Dequeu|
|00000d90| 65 28 29 0d 7b 0d 09 54 | 68 72 65 61 64 49 44 20 |e().{..T|hreadID |
|00000da0| 72 65 73 75 6c 74 54 68 | 72 65 61 64 49 44 20 3d |resultTh|readID =|
|00000db0| 20 6b 4e 6f 54 68 72 65 | 61 64 49 44 3b 0d 0d 09 | kNoThre|adID;...|
|00000dc0| 69 66 28 66 54 68 72 65 | 61 64 43 6f 75 6e 74 20 |if(fThre|adCount |
|00000dd0| 3e 20 30 29 0d 09 7b 0d | 09 09 72 65 73 75 6c 74 |> 0)..{.|..result|
|00000de0| 54 68 72 65 61 64 49 44 | 20 3d 20 28 2a 66 54 68 |ThreadID| = (*fTh|
|00000df0| 72 65 61 64 51 75 65 75 | 65 29 5b 30 5d 3b 0d 09 |readQueu|e)[0];..|
|00000e00| 09 2d 2d 66 54 68 72 65 | 61 64 43 6f 75 6e 74 3b |.--fThre|adCount;|
|00000e10| 0d 09 09 66 6f 72 28 6c | 6f 6e 67 20 69 3d 30 3b |...for(l|ong i=0;|
|00000e20| 69 3c 66 54 68 72 65 61 | 64 43 6f 75 6e 74 3b 2b |i<fThrea|dCount;+|
|00000e30| 2b 69 29 0d 09 09 09 28 | 2a 66 54 68 72 65 61 64 |+i)....(|*fThread|
|00000e40| 51 75 65 75 65 29 5b 69 | 5d 20 3d 20 28 2a 66 54 |Queue)[i|] = (*fT|
|00000e50| 68 72 65 61 64 51 75 65 | 75 65 29 5b 69 20 2b 20 |hreadQue|ue)[i + |
|00000e60| 31 5d 3b 0d 09 09 28 2a | 66 54 68 72 65 61 64 51 |1];...(*|fThreadQ|
|00000e70| 75 65 75 65 29 5b 66 54 | 68 72 65 61 64 43 6f 75 |ueue)[fT|hreadCou|
|00000e80| 6e 74 5d 20 3d 20 6b 4e | 6f 54 68 72 65 61 64 49 |nt] = kN|oThreadI|
|00000e90| 44 3b 0d 09 7d 0d 0d 09 | 72 65 74 75 72 6e 20 72 |D;..}...|return r|
|00000ea0| 65 73 75 6c 74 54 68 72 | 65 61 64 49 44 3b 0d 7d |esultThr|eadID;.}|
|00000eb0| 20 2f 2f 20 54 54 68 72 | 65 61 64 49 44 51 75 65 | // TThr|eadIDQue|
|00000ec0| 75 65 3a 3a 44 65 71 75 | 65 75 65 0d 0d 2f 2f 2d |ue::Dequ|eue..//-|
|00000ed0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000ee0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000ef0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000f00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000f10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000f20| 2d 2d 2d 2d 2d 2d 2d 0d | 2f 2f 20 54 54 68 72 65 |-------.|// TThre|
|00000f30| 61 64 49 44 51 75 65 75 | 65 3a 3a 49 6e 73 75 72 |adIDQueu|e::Insur|
|00000f40| 65 54 68 72 65 61 64 51 | 75 65 75 65 48 61 73 46 |eThreadQ|ueueHasF|
|00000f50| 72 65 65 53 70 61 63 65 | 0d 2f 2f 2d 2d 2d 2d 2d |reeSpace|.//-----|
|00000f60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000f70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000f80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000f90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000fa0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000fb0| 2d 2d 2d 0d 4f 53 45 72 | 72 20 54 54 68 72 65 61 |---.OSEr|r TThrea|
|00000fc0| 64 49 44 51 75 65 75 65 | 3a 3a 49 6e 73 75 72 65 |dIDQueue|::Insure|
|00000fd0| 54 68 72 65 61 64 51 75 | 65 75 65 48 61 73 46 72 |ThreadQu|eueHasFr|
|00000fe0| 65 65 53 70 61 63 65 28 | 29 0d 7b 0d 09 4f 53 45 |eeSpace(|).{..OSE|
|00000ff0| 72 72 20 65 72 72 20 3d | 20 6e 6f 45 72 72 3b 0d |rr err =| noErr;.|
|00001000| 09 0d 09 69 66 28 66 54 | 68 72 65 61 64 51 75 65 |...if(fT|hreadQue|
|00001010| 75 65 20 3d 3d 20 6e 69 | 6c 29 0d 09 7b 0d 09 09 |ue == ni|l)..{...|
|00001020| 69 66 28 28 66 54 68 72 | 65 61 64 43 6f 75 6e 74 |if((fThr|eadCount|
|00001030| 20 3e 20 30 29 20 7c 7c | 20 28 66 52 65 73 65 72 | > 0) ||| (fReser|
|00001040| 76 65 64 53 70 61 63 65 | 20 3e 20 30 29 29 0d 09 |vedSpace| > 0))..|
|00001050| 09 09 65 72 72 20 3d 20 | 65 72 72 41 45 45 76 65 |..err = |errAEEve|
|00001060| 6e 74 46 61 69 6c 65 64 | 3b 0d 09 09 65 6c 73 65 |ntFailed|;...else|
|00001070| 0d 09 09 7b 0d 09 09 09 | 66 54 68 72 65 61 64 51 |...{....|fThreadQ|
|00001080| 75 65 75 65 20 3d 20 28 | 54 68 72 65 61 64 49 44 |ueue = (|ThreadID|
|00001090| 2a 2a 29 20 4e 65 77 48 | 61 6e 64 6c 65 28 20 73 |**) NewH|andle( s|
|000010a0| 69 7a 65 6f 66 28 54 68 | 72 65 61 64 49 44 29 20 |izeof(Th|readID) |
|000010b0| 2a 20 6b 54 68 72 65 61 | 64 51 75 65 75 65 41 6c |* kThrea|dQueueAl|
|000010c0| 6c 6f 63 53 69 7a 65 20 | 29 3b 0d 09 09 09 65 72 |locSize |);....er|
|000010d0| 72 20 3d 20 4d 65 6d 45 | 72 72 6f 72 28 29 3b 0d |r = MemE|rror();.|
|000010e0| 09 09 09 69 66 28 65 72 | 72 20 3d 3d 20 6e 6f 45 |...if(er|r == noE|
|000010f0| 72 72 29 0d 09 09 09 09 | 66 52 65 73 65 72 76 65 |rr).....|fReserve|
|00001100| 64 53 70 61 63 65 20 3d | 20 6b 54 68 72 65 61 64 |dSpace =| kThread|
|00001110| 51 75 65 75 65 41 6c 6c | 6f 63 53 69 7a 65 3b 0d |QueueAll|ocSize;.|
|00001120| 09 09 7d 0d 09 7d 0d 09 | 65 6c 73 65 20 69 66 28 |..}..}..|else if(|
|00001130| 66 54 68 72 65 61 64 43 | 6f 75 6e 74 20 3e 3d 20 |fThreadC|ount >= |
|00001140| 66 52 65 73 65 72 76 65 | 64 53 70 61 63 65 29 0d |fReserve|dSpace).|
|00001150| 09 7b 0d 09 09 69 66 28 | 66 54 68 72 65 61 64 43 |.{...if(|fThreadC|
|00001160| 6f 75 6e 74 20 3e 20 66 | 52 65 73 65 72 76 65 64 |ount > f|Reserved|
|00001170| 53 70 61 63 65 29 0d 09 | 09 09 65 72 72 20 3d 20 |Space)..|..err = |
|00001180| 65 72 72 41 45 45 76 65 | 6e 74 46 61 69 6c 65 64 |errAEEve|ntFailed|
|00001190| 3b 0d 09 09 65 6c 73 65 | 0d 09 09 7b 0d 09 09 09 |;...else|...{....|
|000011a0| 53 65 74 48 61 6e 64 6c | 65 53 69 7a 65 28 28 48 |SetHandl|eSize((H|
|000011b0| 61 6e 64 6c 65 29 66 54 | 68 72 65 61 64 51 75 65 |andle)fT|hreadQue|
|000011c0| 75 65 2c 20 73 69 7a 65 | 6f 66 28 54 68 72 65 61 |ue, size|of(Threa|
|000011d0| 64 49 44 29 20 2a 20 28 | 6b 54 68 72 65 61 64 51 |dID) * (|kThreadQ|
|000011e0| 75 65 75 65 41 6c 6c 6f | 63 53 69 7a 65 20 2b 20 |ueueAllo|cSize + |
|000011f0| 66 52 65 73 65 72 76 65 | 64 53 70 61 63 65 29 29 |fReserve|dSpace))|
|00001200| 3b 0d 09 09 09 65 72 72 | 20 3d 20 4d 65 6d 45 72 |;....err| = MemEr|
|00001210| 72 6f 72 28 29 3b 0d 09 | 09 09 69 66 28 65 72 72 |ror();..|..if(err|
|00001220| 20 3d 3d 20 6e 6f 45 72 | 72 29 0d 09 09 09 09 66 | == noEr|r).....f|
|00001230| 52 65 73 65 72 76 65 64 | 53 70 61 63 65 20 2b 3d |Reserved|Space +=|
|00001240| 20 6b 54 68 72 65 61 64 | 51 75 65 75 65 41 6c 6c | kThread|QueueAll|
|00001250| 6f 63 53 69 7a 65 3b 0d | 09 09 7d 0d 09 7d 0d 09 |ocSize;.|..}..}..|
|00001260| 0d 09 72 65 74 75 72 6e | 20 65 72 72 3b 0d 7d 20 |..return| err;.} |
|00001270| 2f 2f 20 54 54 68 72 65 | 61 64 49 44 51 75 65 75 |// TThre|adIDQueu|
|00001280| 65 3a 3a 49 6e 73 75 72 | 65 54 68 72 65 61 64 51 |e::Insur|eThreadQ|
|00001290| 75 65 75 65 48 61 73 46 | 72 65 65 53 70 61 63 65 |ueueHasF|reeSpace|
|000012a0| 0d 0d 2f 2f 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |..//====|========|
|000012b0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000012c0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000012d0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000012e0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000012f0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 0d 2f 2f 20 |========|====.// |
|00001300| 43 4c 41 53 53 20 54 53 | 65 6d 61 70 68 6f 72 65 |CLASS TS|emaphore|
|00001310| 0d 2f 2f 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |.//=====|========|
|00001320| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001330| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001340| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001350| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001360| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 0d 0d 54 53 65 |========|===..TSe|
|00001370| 6d 61 70 68 6f 72 65 2a | 09 09 54 53 65 6d 61 70 |maphore*|..TSemap|
|00001380| 68 6f 72 65 3a 3a 67 46 | 69 72 73 74 53 65 6d 61 |hore::gF|irstSema|
|00001390| 70 68 6f 72 65 09 09 09 | 09 3d 20 6e 69 6c 3b 0d |phore...|.= nil;.|
|000013a0| 0d 6c 6f 6e 67 09 09 09 | 54 53 65 6d 61 70 68 6f |.long...|TSemapho|
|000013b0| 72 65 3a 3a 67 53 65 6d | 61 70 68 6f 72 65 49 44 |re::gSem|aphoreID|
|000013c0| 53 65 71 75 65 6e 63 65 | 09 09 3d 20 6b 41 6e 79 |Sequence|..= kAny|
|000013d0| 53 65 6d 61 70 68 6f 72 | 65 49 44 20 2b 20 31 3b |Semaphor|eID + 1;|
|000013e0| 0d 6c 6f 6e 67 09 09 09 | 54 53 65 6d 61 70 68 6f |.long...|TSemapho|
|000013f0| 72 65 3a 3a 67 53 65 6d | 61 70 68 6f 72 65 44 65 |re::gSem|aphoreDe|
|00001400| 66 61 75 6c 74 54 69 6d | 65 6f 75 74 09 3d 20 6b |faultTim|eout.= k|
|00001410| 4e 65 76 65 72 54 69 6d | 65 6f 75 74 53 65 6d 61 |NeverTim|eoutSema|
|00001420| 70 68 6f 72 65 3b 0d 6c | 6f 6e 67 09 09 09 54 53 |phore;.l|ong...TS|
|00001430| 65 6d 61 70 68 6f 72 65 | 3a 3a 67 53 65 6d 61 70 |emaphore|::gSemap|
|00001440| 68 6f 72 65 44 65 66 61 | 75 6c 74 4d 61 78 57 61 |horeDefa|ultMaxWa|
|00001450| 69 74 09 3d 20 6b 4e 65 | 76 65 72 54 69 6d 65 6f |it.= kNe|verTimeo|
|00001460| 75 74 53 65 6d 61 70 68 | 6f 72 65 3b 0d 0d 75 6e |utSemaph|ore;..un|
|00001470| 73 69 67 6e 65 64 20 6c | 6f 6e 67 09 54 53 65 6d |signed l|ong.TSem|
|00001480| 61 70 68 6f 72 65 3a 3a | 67 4c 61 73 74 54 69 6d |aphore::|gLastTim|
|00001490| 65 6f 75 74 54 65 73 74 | 09 09 09 3d 20 30 3b 0d |eoutTest|...= 0;.|
|000014a0| 75 6e 73 69 67 6e 65 64 | 20 6c 6f 6e 67 09 54 53 |unsigned| long.TS|
|000014b0| 65 6d 61 70 68 6f 72 65 | 3a 3a 67 4c 61 73 74 49 |emaphore|::gLastI|
|000014c0| 64 6c 65 54 69 63 6b 09 | 09 09 09 3d 20 30 3b 0d |dleTick.|...= 0;.|
|000014d0| 75 6e 73 69 67 6e 65 64 | 20 6c 6f 6e 67 09 54 53 |unsigned| long.TS|
|000014e0| 65 6d 61 70 68 6f 72 65 | 3a 3a 67 4e 65 78 74 54 |emaphore|::gNextT|
|000014f0| 69 6d 65 6f 75 74 54 65 | 73 74 09 09 09 3d 20 31 |imeoutTe|st...= 1|
|00001500| 3b 0d 0d 2f 2f 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |;..//---|--------|
|00001510| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001520| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001530| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001540| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001550| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 0d 2f 2f |--------|-----.//|
|00001560| 20 54 53 65 6d 61 70 68 | 6f 72 65 3a 3a 54 53 65 | TSemaph|ore::TSe|
|00001570| 6d 61 70 68 6f 72 65 0d | 2f 2f 0d 2f 2f 20 41 64 |maphore.|//.// Ad|
|00001580| 64 20 74 68 65 20 73 65 | 6d 61 70 68 6f 72 65 20 |d the se|maphore |
|00001590| 74 6f 20 61 20 67 6c 6f | 62 61 6c 20 6c 69 73 74 |to a glo|bal list|
|000015a0| 20 73 6f 20 77 65 20 63 | 61 6e 20 6c 6f 6f 6b 20 | so we c|an look |
|000015b0| 75 70 20 73 65 6d 61 70 | 68 6f 72 65 73 20 6c 61 |up semap|hores la|
|000015c0| 74 65 72 20 62 79 20 49 | 44 2e 0d 2f 2f 2d 2d 2d |ter by I|D..//---|
|000015d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000015e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000015f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001600| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001610| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001620| 2d 2d 2d 2d 2d 0d 54 53 | 65 6d 61 70 68 6f 72 65 |-----.TS|emaphore|
|00001630| 3a 3a 54 53 65 6d 61 70 | 68 6f 72 65 28 6c 6f 6e |::TSemap|hore(lon|
|00001640| 67 20 72 65 73 6f 75 72 | 63 65 43 6f 75 6e 74 20 |g resour|ceCount |
|00001650| 2f 2a 20 3d 20 31 20 2a | 2f 2c 20 6c 6f 6e 67 20 |/* = 1 *|/, long |
|00001660| 73 65 6d 61 70 68 6f 72 | 65 49 44 20 2f 2a 20 3d |semaphor|eID /* =|
|00001670| 20 6b 41 6e 79 53 65 6d | 61 70 68 6f 72 65 49 44 | kAnySem|aphoreID|
|00001680| 2a 2f 29 0d 7b 0d 09 69 | 66 20 28 73 65 6d 61 70 |*/).{..i|f (semap|
|00001690| 68 6f 72 65 49 44 20 3d | 3d 20 6b 41 6e 79 53 65 |horeID =|= kAnySe|
|000016a0| 6d 61 70 68 6f 72 65 49 | 44 29 0d 09 09 73 65 6d |maphoreI|D)...sem|
|000016b0| 61 70 68 6f 72 65 49 44 | 20 3d 20 54 53 65 6d 61 |aphoreID| = TSema|
|000016c0| 70 68 6f 72 65 3a 3a 4e | 65 77 55 6e 69 71 75 65 |phore::N|ewUnique|
|000016d0| 53 65 6d 61 70 68 6f 72 | 65 49 44 28 29 3b 0d 09 |Semaphor|eID();..|
|000016e0| 0d 09 66 52 65 73 6f 75 | 72 63 65 43 6f 75 6e 74 |..fResou|rceCount|
|000016f0| 20 3d 20 72 65 73 6f 75 | 72 63 65 43 6f 75 6e 74 | = resou|rceCount|
|00001700| 3b 0d 09 66 53 65 6d 61 | 70 68 6f 72 65 49 44 20 |;..fSema|phoreID |
|00001710| 3d 20 73 65 6d 61 70 68 | 6f 72 65 49 44 3b 0d 0d |= semaph|oreID;..|
|00001720| 09 2f 2f 0d 09 2f 2f 20 | 57 65 20 68 61 76 65 20 |.//..// |We have |
|00001730| 6f 6e 65 20 72 65 66 65 | 72 65 6e 63 65 20 28 74 |one refe|rence (t|
|00001740| 68 65 20 70 65 72 73 6f | 6e 20 77 68 6f 20 63 72 |he perso|n who cr|
|00001750| 65 61 74 65 64 20 74 68 | 65 20 73 65 6d 61 70 68 |eated th|e semaph|
|00001760| 6f 72 65 29 0d 09 2f 2f | 20 62 75 74 20 6e 6f 20 |ore)..//| but no |
|00001770| 6f 77 6e 65 72 20 79 65 | 74 0d 09 2f 2f 0d 09 66 |owner ye|t..//..f|
|00001780| 52 65 66 65 72 65 6e 63 | 65 43 6f 75 6e 74 20 3d |Referenc|eCount =|
|00001790| 20 31 3b 0d 09 66 4f 77 | 6e 65 72 54 68 72 65 61 | 1;..fOw|nerThrea|
|000017a0| 64 20 3d 20 6b 4e 6f 54 | 68 72 65 61 64 49 44 3b |d = kNoT|hreadID;|
|000017b0| 0d 09 66 4f 77 6e 65 72 | 43 6f 75 6e 74 20 3d 20 |..fOwner|Count = |
|000017c0| 30 3b 0d 09 66 44 69 73 | 70 6f 73 65 64 20 3d 20 |0;..fDis|posed = |
|000017d0| 66 61 6c 73 65 3b 0d 09 | 66 46 61 69 6c 4f 6e 57 |false;..|fFailOnW|
|000017e0| 61 6b 65 75 70 20 3d 20 | 6e 6f 45 72 72 3b 0d 09 |akeup = |noErr;..|
|000017f0| 0d 09 66 53 65 6d 61 70 | 68 6f 72 65 54 69 6d 65 |..fSemap|horeTime|
|00001800| 6f 75 74 56 61 6c 75 65 | 20 3d 20 67 53 65 6d 61 |outValue| = gSema|
|00001810| 70 68 6f 72 65 44 65 66 | 61 75 6c 74 54 69 6d 65 |phoreDef|aultTime|
|00001820| 6f 75 74 3b 0d 09 66 53 | 65 6d 61 70 68 6f 72 65 |out;..fS|emaphore|
|00001830| 4d 61 78 57 61 69 74 54 | 69 6d 65 20 3d 20 67 53 |MaxWaitT|ime = gS|
|00001840| 65 6d 61 70 68 6f 72 65 | 44 65 66 61 75 6c 74 4d |emaphore|DefaultM|
|00001850| 61 78 57 61 69 74 3b 0d | 09 66 42 6c 6f 63 6b 53 |axWait;.|.fBlockS|
|00001860| 74 61 72 74 54 69 63 6b | 20 3d 20 54 69 63 6b 43 |tartTick| = TickC|
|00001870| 6f 75 6e 74 28 29 3b 0d | 09 74 68 69 73 2d 3e 52 |ount();.|.this->R|
|00001880| 65 73 65 74 54 69 6d 65 | 6f 75 74 54 69 6d 65 72 |esetTime|outTimer|
|00001890| 28 29 3b 0d 09 0d 09 66 | 4e 65 78 74 53 65 6d 61 |();....f|NextSema|
|000018a0| 70 68 6f 72 65 20 3d 20 | 67 46 69 72 73 74 53 65 |phore = |gFirstSe|
|000018b0| 6d 61 70 68 6f 72 65 3b | 0d 09 66 50 72 65 76 69 |maphore;|..fPrevi|
|000018c0| 6f 75 73 53 65 6d 61 70 | 68 6f 72 65 20 3d 20 6e |ousSemap|hore = n|
|000018d0| 69 6c 3b 0d 09 69 66 28 | 66 4e 65 78 74 53 65 6d |il;..if(|fNextSem|
|000018e0| 61 70 68 6f 72 65 20 21 | 3d 20 6e 69 6c 29 0d 09 |aphore !|= nil)..|
|000018f0| 09 66 4e 65 78 74 53 65 | 6d 61 70 68 6f 72 65 2d |.fNextSe|maphore-|
|00001900| 3e 66 50 72 65 76 69 6f | 75 73 53 65 6d 61 70 68 |>fPrevio|usSemaph|
|00001910| 6f 72 65 20 3d 20 74 68 | 69 73 3b 0d 09 67 46 69 |ore = th|is;..gFi|
|00001920| 72 73 74 53 65 6d 61 70 | 68 6f 72 65 20 3d 20 74 |rstSemap|hore = t|
|00001930| 68 69 73 3b 0d 7d 0d 0d | 2f 2f 2d 2d 2d 2d 2d 2d |his;.}..|//------|
|00001940| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001950| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001960| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001970| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001980| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001990| 2d 2d 0d 2f 2f 20 54 53 | 65 6d 61 70 68 6f 72 65 |--.// TS|emaphore|
|000019a0| 3a 3a 7e 54 53 65 6d 61 | 70 68 6f 72 65 3a 20 0d |::~TSema|phore: .|
|000019b0| 2f 2f 0d 2f 2f 20 46 69 | 72 73 74 2c 20 72 65 6d |//.// Fi|rst, rem|
|000019c0| 6f 76 65 20 6f 75 72 73 | 65 6c 76 65 73 20 66 72 |ove ours|elves fr|
|000019d0| 6f 6d 20 74 68 65 20 67 | 6c 6f 62 61 6c 20 6c 69 |om the g|lobal li|
|000019e0| 6e 6b 65 64 20 6c 69 73 | 74 20 6f 66 20 61 6c 6c |nked lis|t of all|
|000019f0| 20 73 65 6d 61 70 68 6f | 72 65 73 2e 20 20 54 68 | semapho|res.  Th|
|00001a00| 65 6e 2c 0d 2f 2f 20 77 | 61 6b 65 20 75 70 20 61 |en,.// w|ake up a|
|00001a10| 6c 6c 20 74 68 72 65 61 | 64 73 20 74 68 61 74 20 |ll threa|ds that |
|00001a20| 61 72 65 20 73 74 69 6c | 6c 20 62 6c 6f 63 6b 65 |are stil|l blocke|
|00001a30| 64 20 6f 6e 20 75 73 20 | 62 65 66 6f 72 65 20 77 |d on us |before w|
|00001a40| 65 20 67 6f 20 61 77 61 | 79 20 73 6f 20 74 68 65 |e go awa|y so the|
|00001a50| 79 20 77 6f 6e d5 74 0d | 2f 2f 20 62 65 20 73 74 |y won.t.|// be st|
|00001a60| 72 61 6e 64 65 64 2c 20 | 61 73 6c 65 65 70 20 66 |randed, |asleep f|
|00001a70| 6f 72 65 76 65 72 2e 0d | 2f 2f 2d 2d 2d 2d 2d 2d |orever..|//------|
|00001a80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001aa0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ab0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ac0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ad0| 2d 2d 0d 54 53 65 6d 61 | 70 68 6f 72 65 3a 3a 7e |--.TSema|phore::~|
|00001ae0| 54 53 65 6d 61 70 68 6f | 72 65 28 29 0d 7b 0d 09 |TSemapho|re().{..|
|00001af0| 74 68 69 73 2d 3e 52 65 | 6d 6f 76 65 46 72 6f 6d |this->Re|moveFrom|
|00001b00| 47 6c 6f 62 61 6c 53 65 | 6d 61 70 68 6f 72 65 4c |GlobalSe|maphoreL|
|00001b10| 69 73 74 28 29 3b 0d 7d | 0d 0d 2f 2f 2d 2d 2d 2d |ist();.}|..//----|
|00001b20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b70| 2d 2d 2d 2d 0d 2f 2f 20 | 54 53 65 6d 61 70 68 6f |----.// |TSemapho|
|00001b80| 72 65 3a 3a 49 6e 69 74 | 69 61 6c 69 7a 65 47 6c |re::Init|ializeGl|
|00001b90| 6f 62 61 6c 73 0d 2f 2f | 2d 2d 2d 2d 2d 2d 2d 2d |obals.//|--------|
|00001ba0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001bb0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001bc0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001bd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001be0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001bf0| 0d 76 6f 69 64 20 54 53 | 65 6d 61 70 68 6f 72 65 |.void TS|emaphore|
|00001c00| 3a 3a 49 6e 69 74 69 61 | 6c 69 7a 65 47 6c 6f 62 |::Initia|lizeGlob|
|00001c10| 61 6c 73 28 29 0d 7b 0d | 09 67 46 69 72 73 74 53 |als().{.|.gFirstS|
|00001c20| 65 6d 61 70 68 6f 72 65 | 09 09 09 09 3d 20 6e 69 |emaphore|....= ni|
|00001c30| 6c 3b 0d 0d 09 67 53 65 | 6d 61 70 68 6f 72 65 49 |l;...gSe|maphoreI|
|00001c40| 44 53 65 71 75 65 6e 63 | 65 09 09 3d 20 6b 41 6e |DSequenc|e..= kAn|
|00001c50| 79 53 65 6d 61 70 68 6f | 72 65 49 44 20 2b 20 31 |ySemapho|reID + 1|
|00001c60| 3b 0d 09 67 53 65 6d 61 | 70 68 6f 72 65 44 65 66 |;..gSema|phoreDef|
|00001c70| 61 75 6c 74 54 69 6d 65 | 6f 75 74 09 3d 20 6b 4e |aultTime|out.= kN|
|00001c80| 65 76 65 72 54 69 6d 65 | 6f 75 74 53 65 6d 61 70 |everTime|outSemap|
|00001c90| 68 6f 72 65 3b 0d 09 67 | 53 65 6d 61 70 68 6f 72 |hore;..g|Semaphor|
|00001ca0| 65 44 65 66 61 75 6c 74 | 4d 61 78 57 61 69 74 09 |eDefault|MaxWait.|
|00001cb0| 3d 20 6b 4e 65 76 65 72 | 54 69 6d 65 6f 75 74 53 |= kNever|TimeoutS|
|00001cc0| 65 6d 61 70 68 6f 72 65 | 3b 0d 0d 09 67 4c 61 73 |emaphore|;...gLas|
|00001cd0| 74 54 69 6d 65 6f 75 74 | 54 65 73 74 09 09 09 3d |tTimeout|Test...=|
|00001ce0| 20 30 3b 0d 09 67 4c 61 | 73 74 49 64 6c 65 54 69 | 0;..gLa|stIdleTi|
|00001cf0| 63 6b 09 09 09 09 3d 20 | 30 3b 0d 09 67 4e 65 78 |ck....= |0;..gNex|
|00001d00| 74 54 69 6d 65 6f 75 74 | 54 65 73 74 09 09 09 3d |tTimeout|Test...=|
|00001d10| 20 31 3b 0d 7d 0d 0d 2f | 2f 2d 2d 2d 2d 2d 2d 2d | 1;.}../|/-------|
|00001d20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001d30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001d40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001d50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001d60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001d70| 2d 0d 2f 2f 20 54 53 65 | 6d 61 70 68 6f 72 65 3a |-.// TSe|maphore:|
|00001d80| 3a 52 65 6d 6f 76 65 46 | 72 6f 6d 47 6c 6f 62 61 |:RemoveF|romGloba|
|00001d90| 6c 53 65 6d 61 70 68 6f | 72 65 4c 69 73 74 0d 2f |lSemapho|reList./|
|00001da0| 2f 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |/-------|--------|
|00001db0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001dc0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001dd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001de0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001df0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 0d 76 6f 69 64 20 54 |--------|-.void T|
|00001e00| 53 65 6d 61 70 68 6f 72 | 65 3a 3a 52 65 6d 6f 76 |Semaphor|e::Remov|
|00001e10| 65 46 72 6f 6d 47 6c 6f | 62 61 6c 53 65 6d 61 70 |eFromGlo|balSemap|
|00001e20| 68 6f 72 65 4c 69 73 74 | 28 29 0d 7b 0d 09 69 66 |horeList|().{..if|
|00001e30| 28 28 66 50 72 65 76 69 | 6f 75 73 53 65 6d 61 70 |((fPrevi|ousSemap|
|00001e40| 68 6f 72 65 20 21 3d 20 | 6e 69 6c 29 20 7c 7c 20 |hore != |nil) || |
|00001e50| 28 66 4e 65 78 74 53 65 | 6d 61 70 68 6f 72 65 20 |(fNextSe|maphore |
|00001e60| 21 3d 20 6e 69 6c 29 20 | 7c 7c 20 28 67 46 69 72 |!= nil) ||| (gFir|
|00001e70| 73 74 53 65 6d 61 70 68 | 6f 72 65 20 3d 3d 20 74 |stSemaph|ore == t|
|00001e80| 68 69 73 29 29 0d 09 7b | 0d 09 09 2f 2f 0d 09 09 |his))..{|...//...|
|00001e90| 2f 2f 20 45 69 74 68 65 | 72 20 67 46 69 72 73 74 |// Eithe|r gFirst|
|00001ea0| 53 65 6d 61 70 68 6f 72 | 65 20 3d 3d 20 74 68 69 |Semaphor|e == thi|
|00001eb0| 73 20 6f 72 20 66 50 72 | 65 76 69 6f 75 73 53 65 |s or fPr|eviousSe|
|00001ec0| 6d 61 70 68 6f 72 65 20 | 21 3d 20 6e 69 6c 0d 09 |maphore |!= nil..|
|00001ed0| 09 2f 2f 0d 09 09 69 66 | 20 28 67 46 69 72 73 74 |.//...if| (gFirst|
|00001ee0| 53 65 6d 61 70 68 6f 72 | 65 20 3d 3d 20 74 68 69 |Semaphor|e == thi|
|00001ef0| 73 29 0d 09 09 09 67 46 | 69 72 73 74 53 65 6d 61 |s)....gF|irstSema|
|00001f00| 70 68 6f 72 65 20 3d 20 | 66 4e 65 78 74 53 65 6d |phore = |fNextSem|
|00001f10| 61 70 68 6f 72 65 3b 0d | 09 09 65 6c 73 65 20 69 |aphore;.|..else i|
|00001f20| 66 20 28 66 50 72 65 76 | 69 6f 75 73 53 65 6d 61 |f (fPrev|iousSema|
|00001f30| 70 68 6f 72 65 20 21 3d | 20 6e 69 6c 29 0d 09 09 |phore !=| nil)...|
|00001f40| 09 66 50 72 65 76 69 6f | 75 73 53 65 6d 61 70 68 |.fPrevio|usSemaph|
|00001f50| 6f 72 65 2d 3e 66 4e 65 | 78 74 53 65 6d 61 70 68 |ore->fNe|xtSemaph|
|00001f60| 6f 72 65 20 3d 20 66 4e | 65 78 74 53 65 6d 61 70 |ore = fN|extSemap|
|00001f70| 68 6f 72 65 3b 0d 09 09 | 65 6c 73 65 0d 09 09 09 |hore;...|else....|
|00001f80| 44 65 62 75 67 53 74 72 | 28 22 5c 70 52 65 6d 6f |DebugStr|("\pRemo|
|00001f90| 76 65 46 72 6f 6d 47 6c | 6f 62 61 6c 53 65 6d 61 |veFromGl|obalSema|
|00001fa0| 70 68 6f 72 65 4c 69 73 | 74 20 73 65 6d 61 70 68 |phoreLis|t semaph|
|00001fb0| 6f 72 65 20 6c 69 73 74 | 20 63 6f 72 72 75 70 74 |ore list| corrupt|
|00001fc0| 22 29 3b 0d 09 09 0d 09 | 09 69 66 20 28 66 4e 65 |");.....|.if (fNe|
|00001fd0| 78 74 53 65 6d 61 70 68 | 6f 72 65 20 21 3d 20 6e |xtSemaph|ore != n|
|00001fe0| 69 6c 29 0d 09 09 09 66 | 4e 65 78 74 53 65 6d 61 |il)....f|NextSema|
|00001ff0| 70 68 6f 72 65 2d 3e 66 | 50 72 65 76 69 6f 75 73 |phore->f|Previous|
|00002000| 53 65 6d 61 70 68 6f 72 | 65 20 3d 20 66 50 72 65 |Semaphor|e = fPre|
|00002010| 76 69 6f 75 73 53 65 6d | 61 70 68 6f 72 65 3b 0d |viousSem|aphore;.|
|00002020| 09 09 0d 09 09 66 50 72 | 65 76 69 6f 75 73 53 65 |.....fPr|eviousSe|
|00002030| 6d 61 70 68 6f 72 65 20 | 3d 20 6e 69 6c 3b 0d 09 |maphore |= nil;..|
|00002040| 09 66 4e 65 78 74 53 65 | 6d 61 70 68 6f 72 65 20 |.fNextSe|maphore |
|00002050| 3d 20 6e 69 6c 3b 0d 09 | 7d 0d 7d 0d 0d 2f 2f 2d |= nil;..|}.}..//-|
|00002060| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002070| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002080| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002090| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000020a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000020b0| 2d 2d 2d 2d 2d 2d 2d 0d | 2f 2f 20 54 53 65 6d 61 |-------.|// TSema|
|000020c0| 70 68 6f 72 65 3a 3a 52 | 65 6c 65 61 73 65 52 65 |phore::R|eleaseRe|
|000020d0| 66 65 72 65 6e 63 65 0d | 2f 2f 0d 2f 2f 20 44 65 |ference.|//.// De|
|000020e0| 6c 65 74 65 20 74 68 69 | 73 20 73 65 6d 61 70 68 |lete thi|s semaph|
|000020f0| 6f 72 65 20 69 66 66 20 | 74 68 65 72 65 20 61 72 |ore iff |there ar|
|00002100| 65 20 6e 6f 20 72 65 66 | 65 72 65 6e 63 65 73 20 |e no ref|erences |
|00002110| 74 6f 20 69 74 2e 0d 2f | 2f 20 55 73 75 61 6c 6c |to it../|/ Usuall|
|00002120| 79 2c 20 63 6c 69 65 6e | 74 73 20 73 68 6f 75 6c |y, clien|ts shoul|
|00002130| 64 20 63 61 6c 6c 20 65 | 69 74 68 65 72 20 27 44 |d call e|ither 'D|
|00002140| 69 73 70 6f 73 65 27 20 | 28 74 68 65 20 6f 77 6e |ispose' |(the own|
|00002150| 65 72 20 6f 66 20 74 68 | 65 20 73 65 6d 61 70 68 |er of th|e semaph|
|00002160| 6f 72 65 20 73 68 6f 75 | 6c 64 0d 2f 2f 20 64 69 |ore shou|ld.// di|
|00002170| 73 70 6f 73 65 20 69 74 | 29 20 6f 72 20 27 52 65 |spose it|) or 'Re|
|00002180| 6c 65 61 73 65 27 20 28 | 61 6e 79 20 74 68 72 65 |lease' (|any thre|
|00002190| 61 64 20 74 68 61 74 20 | 67 72 61 62 73 20 61 20 |ad that |grabs a |
|000021a0| 73 65 6d 61 70 68 6f 72 | 65 20 73 68 6f 75 6c 64 |semaphor|e should|
|000021b0| 20 72 65 6c 65 61 73 65 | 20 69 74 29 2e 0d 2f 2f | release| it)..//|
|000021c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000021d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000021e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000021f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002200| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002210| 2d 2d 2d 2d 2d 2d 2d 2d | 0d 76 6f 69 64 20 54 53 |--------|.void TS|
|00002220| 65 6d 61 70 68 6f 72 65 | 3a 3a 52 65 6c 65 61 73 |emaphore|::Releas|
|00002230| 65 52 65 66 65 72 65 6e | 63 65 28 29 0d 7b 0d 09 |eReferen|ce().{..|
|00002240| 2d 2d 66 52 65 66 65 72 | 65 6e 63 65 43 6f 75 6e |--fRefer|enceCoun|
|00002250| 74 3b 0d 09 2f 2f 0d 09 | 2f 2f 20 42 79 20 74 68 |t;..//..|// By th|
|00002260| 65 20 74 69 6d 65 20 6f | 75 72 20 72 65 66 65 72 |e time o|ur refer|
|00002270| 65 6e 63 65 20 63 6f 75 | 6e 74 20 67 6f 65 73 20 |ence cou|nt goes |
|00002280| 74 6f 20 7a 65 72 6f 2c | 20 66 44 69 73 70 6f 73 |to zero,| fDispos|
|00002290| 65 64 20 73 68 6f 75 6c | 64 0d 09 2f 2f 20 62 65 |ed shoul|d..// be|
|000022a0| 20 74 72 75 65 20 61 6e | 64 20 77 65 20 73 68 6f | true an|d we sho|
|000022b0| 75 6c 64 20 6e 6f 20 6c | 6f 6e 67 65 72 20 62 65 |uld no l|onger be|
|000022c0| 20 69 6e 20 74 68 65 20 | 67 6c 6f 62 61 6c 20 73 | in the |global s|
|000022d0| 65 6d 61 70 68 6f 72 65 | 20 6c 69 73 74 2e 0d 09 |emaphore| list...|
|000022e0| 2f 2f 0d 2f 2f 09 69 66 | 28 66 52 65 66 65 72 65 |//.//.if|(fRefere|
|000022f0| 6e 63 65 43 6f 75 6e 74 | 20 3d 3d 20 30 29 0d 2f |nceCount| == 0)./|
|00002300| 2f 09 09 64 65 6c 65 74 | 65 20 74 68 69 73 3b 0d |/..delet|e this;.|
|00002310| 7d 20 2f 2f 20 54 53 65 | 6d 61 70 68 6f 72 65 3a |} // TSe|maphore:|
|00002320| 3a 52 65 6c 65 61 73 65 | 52 65 66 65 72 65 6e 63 |:Release|Referenc|
|00002330| 65 0d 0d 2f 2f 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |e..//---|--------|
|00002340| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002350| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002360| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002370| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002380| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 0d 2f 2f |--------|-----.//|
|00002390| 20 54 53 65 6d 61 70 68 | 6f 72 65 3a 3a 44 69 73 | TSemaph|ore::Dis|
|000023a0| 70 6f 73 65 0d 2f 2f 0d | 2f 2f 20 44 65 6c 65 74 |pose.//.|// Delet|
|000023b0| 65 20 74 68 69 73 20 73 | 65 6d 61 70 68 6f 72 65 |e this s|emaphore|
|000023c0| 20 69 66 66 20 74 68 65 | 72 65 20 61 72 65 20 6e | iff the|re are n|
|000023d0| 6f 20 74 68 72 65 61 64 | 73 20 62 6c 6f 63 6b 65 |o thread|s blocke|
|000023e0| 64 20 6f 6e 20 69 74 2e | 20 20 49 66 20 74 68 65 |d on it.|  If the|
|000023f0| 72 65 20 61 72 65 0d 2f | 2f 20 62 6c 6f 63 6b 65 |re are./|/ blocke|
|00002400| 64 20 74 68 72 65 61 64 | 73 2c 20 74 68 65 6e 20 |d thread|s, then |
|00002410| 77 61 69 74 20 75 6e 74 | 69 6c 20 74 68 65 20 74 |wait unt|il the t|
|00002420| 68 72 65 61 64 73 20 61 | 6c 6c 20 77 61 6b 65 20 |hreads a|ll wake |
|00002430| 75 70 20 62 65 66 6f 72 | 65 20 64 69 73 70 6f 73 |up befor|e dispos|
|00002440| 69 6e 67 20 74 68 69 73 | 0d 2f 2f 20 73 65 6d 61 |ing this|.// sema|
|00002450| 70 68 6f 72 65 2e 0d 2f | 2f 2d 2d 2d 2d 2d 2d 2d |phore../|/-------|
|00002460| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002470| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002480| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002490| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000024a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000024b0| 2d 0d 76 6f 69 64 20 54 | 53 65 6d 61 70 68 6f 72 |-.void T|Semaphor|
|000024c0| 65 3a 3a 44 69 73 70 6f | 73 65 28 29 0d 7b 0d 09 |e::Dispo|se().{..|
|000024d0| 74 68 69 73 2d 3e 52 65 | 6c 65 61 73 65 41 6c 6c |this->Re|leaseAll|
|000024e0| 54 68 72 65 61 64 73 28 | 29 3b 0d 09 74 68 69 73 |Threads(|);..this|
|000024f0| 2d 3e 52 65 6d 6f 76 65 | 46 72 6f 6d 47 6c 6f 62 |->Remove|FromGlob|
|00002500| 61 6c 53 65 6d 61 70 68 | 6f 72 65 4c 69 73 74 28 |alSemaph|oreList(|
|00002510| 29 3b 0d 09 66 44 69 73 | 70 6f 73 65 64 20 3d 20 |);..fDis|posed = |
|00002520| 74 72 75 65 3b 0d 09 74 | 68 69 73 2d 3e 52 65 6c |true;..t|his->Rel|
|00002530| 65 61 73 65 52 65 66 65 | 72 65 6e 63 65 28 29 3b |easeRefe|rence();|
|00002540| 0d 7d 0d 0d 2f 2f 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.}..//--|--------|
|00002550| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002560| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002570| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002580| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002590| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 0d 2f |--------|------./|
|000025a0| 2f 20 54 53 65 6d 61 70 | 68 6f 72 65 3a 3a 4e 65 |/ TSemap|hore::Ne|
|000025b0| 77 55 6e 69 71 75 65 53 | 65 6d 61 70 68 6f 72 65 |wUniqueS|emaphore|
|000025c0| 49 44 3a 20 0d 2f 2f 20 | 41 20 73 74 61 74 69 63 |ID: .// |A static|
|000025d0| 20 6d 65 74 68 6f 64 20 | 74 6f 20 67 65 6e 65 72 | method |to gener|
|000025e0| 61 74 65 20 61 20 75 6e | 69 71 75 65 20 49 44 20 |ate a un|ique ID |
|000025f0| 66 6f 72 20 61 20 73 65 | 6d 61 70 68 6f 72 65 2e |for a se|maphore.|
|00002600| 20 20 55 6e 69 71 75 65 | 20 49 44 73 20 61 72 65 |  Unique| IDs are|
|00002610| 20 67 65 6e 65 72 61 74 | 65 64 20 0d 2f 2f 20 73 | generat|ed .// s|
|00002620| 69 6d 70 6c 79 20 62 79 | 20 73 74 61 72 74 69 6e |imply by| startin|
|00002630| 67 20 61 74 20 7a 65 72 | 6f 20 61 6e 64 20 63 6f |g at zer|o and co|
|00002640| 75 6e 74 69 6e 67 20 75 | 70 2e 0d 2f 2f 2d 2d 2d |unting u|p..//---|
|00002650| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002660| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002670| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002680| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002690| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000026a0| 2d 2d 2d 2d 2d 0d 6c 6f | 6e 67 20 54 53 65 6d 61 |-----.lo|ng TSema|
|000026b0| 70 68 6f 72 65 3a 3a 4e | 65 77 55 6e 69 71 75 65 |phore::N|ewUnique|
|000026c0| 53 65 6d 61 70 68 6f 72 | 65 49 44 28 29 0d 7b 0d |Semaphor|eID().{.|
|000026d0| 09 2b 2b 67 53 65 6d 61 | 70 68 6f 72 65 49 44 53 |.++gSema|phoreIDS|
|000026e0| 65 71 75 65 6e 63 65 3b | 0d 09 72 65 74 75 72 6e |equence;|..return|
|000026f0| 20 67 53 65 6d 61 70 68 | 6f 72 65 49 44 53 65 71 | gSemaph|oreIDSeq|
|00002700| 75 65 6e 63 65 3b 0d 7d | 0d 0d 0d 2f 2f 2d 2d 2d |uence;.}|...//---|
|00002710| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002720| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002730| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002740| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002750| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002760| 2d 2d 2d 2d 2d 0d 2f 2f | 20 54 53 65 6d 61 70 68 |-----.//| TSemaph|
|00002770| 6f 72 65 3a 3a 46 69 6e | 64 53 65 6d 61 70 68 6f |ore::Fin|dSemapho|
|00002780| 72 65 3a 20 0d 2f 2f 2d | 2d 2d 2d 2d 2d 2d 2d 2d |re: .//-|--------|
|00002790| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000027a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000027b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000027c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000027d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 0d |--------|-------.|
|000027e0| 54 53 65 6d 61 70 68 6f | 72 65 2a 09 54 53 65 6d |TSemapho|re*.TSem|
|000027f0| 61 70 68 6f 72 65 3a 3a | 46 69 6e 64 53 65 6d 61 |aphore::|FindSema|
|00002800| 70 68 6f 72 65 28 6c 6f | 6e 67 20 73 65 6d 61 70 |phore(lo|ng semap|
|00002810| 68 6f 72 65 49 44 2c 20 | 42 6f 6f 6c 65 61 6e 20 |horeID, |Boolean |
|00002820| 63 72 65 61 74 65 49 66 | 4e 6f 74 46 6f 75 6e 64 |createIf|NotFound|
|00002830| 20 2f 2a 20 3d 20 66 61 | 6c 73 65 20 2a 2f 2c 20 | /* = fa|lse */, |
|00002840| 6c 6f 6e 67 20 72 65 73 | 6f 75 72 63 65 43 6f 75 |long res|ourceCou|
|00002850| 6e 74 20 2f 2a 20 3d 20 | 31 20 2a 2f 29 0d 7b 0d |nt /* = |1 */).{.|
|00002860| 09 54 53 65 6d 61 70 68 | 6f 72 65 2a 20 72 65 73 |.TSemaph|ore* res|
|00002870| 75 6c 74 53 65 6d 61 70 | 68 6f 72 65 20 3d 20 67 |ultSemap|hore = g|
|00002880| 46 69 72 73 74 53 65 6d | 61 70 68 6f 72 65 3b 0d |FirstSem|aphore;.|
|00002890| 09 0d 09 69 66 28 67 46 | 69 72 73 74 53 65 6d 61 |...if(gF|irstSema|
|000028a0| 70 68 6f 72 65 20 21 3d | 20 6e 69 6c 29 0d 09 09 |phore !=| nil)...|
|000028b0| 69 66 28 67 46 69 72 73 | 74 53 65 6d 61 70 68 6f |if(gFirs|tSemapho|
|000028c0| 72 65 2d 3e 66 50 72 65 | 76 69 6f 75 73 53 65 6d |re->fPre|viousSem|
|000028d0| 61 70 68 6f 72 65 20 21 | 3d 20 6e 69 6c 29 0d 09 |aphore !|= nil)..|
|000028e0| 09 09 44 65 62 75 67 53 | 74 72 28 22 5c 70 46 69 |..DebugS|tr("\pFi|
|000028f0| 72 73 74 20 73 65 6d 61 | 70 68 6f 72 65 20 69 6e |rst sema|phore in|
|00002900| 20 6c 69 73 74 20 63 6f | 72 72 75 70 74 21 22 29 | list co|rrupt!")|
|00002910| 3b 0d 09 0d 09 77 68 69 | 6c 65 20 28 28 72 65 73 |;....whi|le ((res|
|00002920| 75 6c 74 53 65 6d 61 70 | 68 6f 72 65 20 21 3d 20 |ultSemap|hore != |
|00002930| 6e 69 6c 29 20 26 26 20 | 28 72 65 73 75 6c 74 53 |nil) && |(resultS|
|00002940| 65 6d 61 70 68 6f 72 65 | 2d 3e 66 53 65 6d 61 70 |emaphore|->fSemap|
|00002950| 68 6f 72 65 49 44 20 21 | 3d 20 73 65 6d 61 70 68 |horeID !|= semaph|
|00002960| 6f 72 65 49 44 29 29 0d | 09 7b 0d 09 09 69 66 28 |oreID)).|.{...if(|
|00002970| 72 65 73 75 6c 74 53 65 | 6d 61 70 68 6f 72 65 2d |resultSe|maphore-|
|00002980| 3e 66 4e 65 78 74 53 65 | 6d 61 70 68 6f 72 65 20 |>fNextSe|maphore |
|00002990| 21 3d 20 6e 69 6c 29 0d | 09 09 09 69 66 28 72 65 |!= nil).|...if(re|
|000029a0| 73 75 6c 74 53 65 6d 61 | 70 68 6f 72 65 2d 3e 66 |sultSema|phore->f|
|000029b0| 4e 65 78 74 53 65 6d 61 | 70 68 6f 72 65 2d 3e 66 |NextSema|phore->f|
|000029c0| 50 72 65 76 69 6f 75 73 | 53 65 6d 61 70 68 6f 72 |Previous|Semaphor|
|000029d0| 65 20 21 3d 20 72 65 73 | 75 6c 74 53 65 6d 61 70 |e != res|ultSemap|
|000029e0| 68 6f 72 65 29 0d 09 09 | 09 09 44 65 62 75 67 53 |hore)...|..DebugS|
|000029f0| 74 72 28 22 5c 70 53 65 | 6d 61 70 68 6f 72 65 20 |tr("\pSe|maphore |
|00002a00| 6c 69 6e 6b 65 64 20 6c | 69 73 74 20 63 6f 72 72 |linked l|ist corr|
|00002a10| 75 70 74 21 22 29 3b 0d | 09 09 0d 09 09 72 65 73 |upt!");.|.....res|
|00002a20| 75 6c 74 53 65 6d 61 70 | 68 6f 72 65 20 3d 20 72 |ultSemap|hore = r|
|00002a30| 65 73 75 6c 74 53 65 6d | 61 70 68 6f 72 65 2d 3e |esultSem|aphore->|
|00002a40| 66 4e 65 78 74 53 65 6d | 61 70 68 6f 72 65 3b 0d |fNextSem|aphore;.|
|00002a50| 09 7d 0d 09 0d 09 69 66 | 28 28 72 65 73 75 6c 74 |.}....if|((result|
|00002a60| 53 65 6d 61 70 68 6f 72 | 65 20 3d 3d 20 6e 69 6c |Semaphor|e == nil|
|00002a70| 29 20 26 26 20 28 63 72 | 65 61 74 65 49 66 4e 6f |) && (cr|eateIfNo|
|00002a80| 74 46 6f 75 6e 64 20 3d | 3d 20 74 72 75 65 29 29 |tFound =|= true))|
|00002a90| 0d 09 09 72 65 73 75 6c | 74 53 65 6d 61 70 68 6f |...resul|tSemapho|
|00002aa0| 72 65 20 3d 20 6e 65 77 | 20 54 53 65 6d 61 70 68 |re = new| TSemaph|
|00002ab0| 6f 72 65 28 72 65 73 6f | 75 72 63 65 43 6f 75 6e |ore(reso|urceCoun|
|00002ac0| 74 2c 20 73 65 6d 61 70 | 68 6f 72 65 49 44 29 3b |t, semap|horeID);|
|00002ad0| 0d 09 0d 09 72 65 74 75 | 72 6e 20 72 65 73 75 6c |....retu|rn resul|
|00002ae0| 74 53 65 6d 61 70 68 6f | 72 65 3b 0d 7d 0d 09 0d |tSemapho|re;.}...|
|00002af0| 0d 2f 2f 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.//-----|--------|
|00002b00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002b10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002b20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002b30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002b40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 0d 2f 2f 20 54 |--------|---.// T|
|00002b50| 53 65 6d 61 70 68 6f 72 | 65 3a 3a 49 64 6c 65 0d |Semaphor|e::Idle.|
|00002b60| 2f 2f 0d 2f 2f 20 43 61 | 6c 6c 20 50 65 72 69 6f |//.// Ca|ll Perio|
|00002b70| 64 69 63 6c 79 20 74 6f | 20 74 65 73 74 20 66 6f |dicly to| test fo|
|00002b80| 72 20 62 6c 6f 63 6b 65 | 64 20 73 65 6d 61 70 68 |r blocke|d semaph|
|00002b90| 6f 72 65 73 20 77 68 6f | 73 65 20 74 69 6d 65 20 |ores who|se time |
|00002ba0| 68 61 73 20 65 78 70 69 | 72 65 64 0d 2f 2f 2d 2d |has expi|red.//--|
|00002bb0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002bc0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002bd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002be0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002bf0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002c00| 2d 2d 2d 2d 2d 2d 0d 76 | 6f 69 64 20 54 53 65 6d |------.v|oid TSem|
|00002c10| 61 70 68 6f 72 65 3a 3a | 49 64 6c 65 28 29 0d 7b |aphore::|Idle().{|
|00002c20| 0d 09 75 6e 73 69 67 6e | 65 64 20 6c 6f 6e 67 20 |..unsign|ed long |
|00002c30| 63 75 72 72 65 6e 74 54 | 69 6d 65 20 3d 20 54 69 |currentT|ime = Ti|
|00002c40| 63 6b 43 6f 75 6e 74 28 | 29 3b 0d 09 6c 6f 6e 67 |ckCount(|);..long|
|00002c50| 20 73 65 6d 61 70 68 6f | 72 65 43 6f 75 6e 74 20 | semapho|reCount |
|00002c60| 3d 20 30 3b 0d 09 6c 6f | 6e 67 20 67 72 61 63 65 |= 0;..lo|ng grace|
|00002c70| 50 65 72 69 6f 64 20 3d | 20 63 75 72 72 65 6e 74 |Period =| current|
|00002c80| 54 69 6d 65 20 2d 20 67 | 4c 61 73 74 49 64 6c 65 |Time - g|LastIdle|
|00002c90| 54 69 63 6b 3b 0d 09 0d | 09 2f 2f 0d 09 2f 2f 20 |Tick;...|.//..// |
|00002ca0| 49 66 20 77 65 20 68 61 | 76 65 20 62 65 65 6e 20 |If we ha|ve been |
|00002cb0| 61 77 61 79 20 66 6f 72 | 20 61 20 6c 6f 6e 67 20 |away for| a long |
|00002cc0| 74 69 6d 65 2c 20 74 68 | 65 6e 20 61 6c 6c 6f 77 |time, th|en allow|
|00002cd0| 20 63 6c 69 65 6e 74 73 | 0d 09 2f 2f 20 61 20 67 | clients|..// a g|
|00002ce0| 72 61 63 65 20 70 65 72 | 69 6f 64 3b 20 74 68 65 |race per|iod; the|
|00002cf0| 20 69 64 65 61 20 62 65 | 69 6e 67 2c 20 74 68 61 | idea be|ing, tha|
|00002d00| 74 20 74 68 65 20 75 73 | 65 72 20 6f 72 20 73 6f |t the us|er or so|
|00002d10| 6d 65 0d 09 2f 2f 20 73 | 65 6c 66 69 73 68 20 70 |me..// s|elfish p|
|00002d20| 72 6f 63 65 73 73 20 70 | 72 6f 62 61 62 6c 79 20 |rocess p|robably |
|00002d30| 6c 6f 63 6b 65 64 20 75 | 70 20 74 68 65 20 6d 61 |locked u|p the ma|
|00002d40| 63 68 69 6e 65 20 66 6f | 72 20 61 20 6c 6f 6e 67 |chine fo|r a long|
|00002d50| 0d 09 2f 2f 20 74 69 6d | 65 2c 20 73 6f 20 69 74 |..// tim|e, so it|
|00002d60| 27 73 20 6c 69 6b 65 6c | 79 20 74 68 61 74 20 6e |'s likel|y that n|
|00002d70| 6f 20 6f 6e 65 20 28 63 | 6c 69 65 6e 74 20 6f 72 |o one (c|lient or|
|00002d80| 20 73 65 72 76 65 72 29 | 20 67 6f 74 0d 09 2f 2f | server)| got..//|
|00002d90| 20 61 6e 79 20 77 6f 72 | 6b 20 64 6f 6e 65 2e 20 | any wor|k done. |
|00002da0| 20 45 76 65 6e 20 69 66 | 20 74 68 65 20 73 65 72 | Even if| the ser|
|00002db0| 76 65 72 20 69 73 20 6f | 6e 20 73 6f 6d 65 20 6f |ver is o|n some o|
|00002dc0| 74 68 65 72 20 6d 61 63 | 68 69 6e 65 2c 0d 09 2f |ther mac|hine,../|
|00002dd0| 2f 20 77 65 20 73 74 69 | 6c 6c 20 77 61 6e 74 20 |/ we sti|ll want |
|00002de0| 74 6f 20 61 64 64 20 69 | 6e 20 74 68 65 20 67 72 |to add i|n the gr|
|00002df0| 61 63 65 20 70 65 72 69 | 6f 64 3b 20 69 74 20 77 |ace peri|od; it w|
|00002e00| 6f 75 6c 64 20 62 65 20 | 72 65 61 6c 6c 79 0d 09 |ould be |really..|
|00002e10| 2f 2f 20 62 61 64 20 74 | 6f 20 74 69 6d 65 20 6f |// bad t|o time o|
|00002e20| 75 74 20 61 66 74 65 72 | 20 61 20 6c 6f 6e 67 20 |ut after| a long |
|00002e30| 6c 6f 63 6b 2d 6f 75 74 | 20 69 66 20 74 68 65 20 |lock-out| if the |
|00002e40| 72 65 70 6c 79 20 77 61 | 73 20 73 69 74 74 69 6e |reply wa|s sittin|
|00002e50| 67 0d 09 2f 2f 20 69 6e | 20 74 68 65 20 41 70 70 |g..// in| the App|
|00002e60| 6c 65 45 76 65 6e 74 20 | 6d 61 6e 61 67 65 72 27 |leEvent |manager'|
|00002e70| 73 20 71 75 65 75 65 2c | 20 77 61 69 74 69 6e 67 |s queue,| waiting|
|00002e80| 20 66 6f 72 20 73 6f 6d | 65 20 74 69 6d 65 20 74 | for som|e time t|
|00002e90| 6f 0d 09 2f 2f 20 62 65 | 20 70 72 6f 63 65 73 73 |o..// be| process|
|00002ea0| 65 64 2e 0d 09 2f 2f 0d | 09 2f 2f 20 49 66 20 77 |ed...//.|.// If w|
|00002eb0| 65 20 77 65 72 65 6e 27 | 74 20 67 6f 6e 65 20 66 |e weren'|t gone f|
|00002ec0| 6f 72 20 61 74 20 6c 65 | 61 73 74 20 68 61 6c 66 |or at le|ast half|
|00002ed0| 20 61 20 73 65 63 6f 6e | 64 2c 20 74 68 6f 75 67 | a secon|d, thoug|
|00002ee0| 68 2c 20 74 68 65 6e 20 | 77 65 27 6c 6c 0d 09 2f |h, then |we'll../|
|00002ef0| 2f 20 61 73 73 75 6d 65 | 20 74 68 61 74 20 74 68 |/ assume| that th|
|00002f00| 65 20 6d 61 63 68 69 6e | 65 20 69 73 20 72 75 6e |e machin|e is run|
|00002f10| 6e 69 6e 67 20 6a 75 73 | 74 20 66 69 6e 65 2e 0d |ning jus|t fine..|
|00002f20| 09 2f 2f 0d 09 69 66 28 | 28 67 72 61 63 65 50 65 |.//..if(|(gracePe|
|00002f30| 72 69 6f 64 20 3c 20 33 | 30 29 20 7c 7c 20 28 67 |riod < 3|0) || (g|
|00002f40| 4c 61 73 74 49 64 6c 65 | 54 69 63 6b 20 3d 3d 20 |LastIdle|Tick == |
|00002f50| 30 29 29 0d 09 09 67 72 | 61 63 65 50 65 72 69 6f |0))...gr|acePerio|
|00002f60| 64 20 3d 20 30 3b 0d 09 | 67 4c 61 73 74 49 64 6c |d = 0;..|gLastIdl|
|00002f70| 65 54 69 63 6b 20 3d 20 | 63 75 72 72 65 6e 74 54 |eTick = |currentT|
|00002f80| 69 6d 65 3b 0d 09 0d 09 | 2f 2f 0d 09 2f 2f 20 44 |ime;....|//..// D|
|00002f90| 6f 6e 27 74 20 77 61 6c | 6b 20 74 68 65 20 73 65 |on't wal|k the se|
|00002fa0| 6d 61 70 68 6f 72 65 20 | 6c 69 73 74 20 75 6e 74 |maphore |list unt|
|00002fb0| 69 6c 20 69 74 27 73 20 | 74 69 6d 65 0d 09 2f 2f |il it's |time..//|
|00002fc0| 0d 09 69 66 28 54 69 6d | 65 45 78 70 69 72 65 64 |..if(Tim|eExpired|
|00002fd0| 28 63 75 72 72 65 6e 74 | 54 69 6d 65 2c 20 67 4c |(current|Time, gL|
|00002fe0| 61 73 74 54 69 6d 65 6f | 75 74 54 65 73 74 2c 20 |astTimeo|utTest, |
|00002ff0| 67 4e 65 78 74 54 69 6d | 65 6f 75 74 54 65 73 74 |gNextTim|eoutTest|
|00003000| 29 29 0d 09 7b 0d 09 09 | 2f 2f 20 44 65 62 75 67 |))..{...|// Debug|
|00003010| 53 74 72 28 22 5c 70 54 | 53 65 6d 61 70 68 6f 72 |Str("\pT|Semaphor|
|00003020| 65 3a 3a 49 64 6c 65 20 | 64 65 63 69 64 65 64 20 |e::Idle |decided |
|00003030| 74 6f 20 64 6f 20 77 6f | 72 6b 22 29 3b 0d 09 09 |to do wo|rk");...|
|00003040| 0d 09 09 2f 2f 0d 09 09 | 2f 2f 20 52 65 73 65 74 |...//...|// Reset|
|00003050| 20 67 4c 61 73 74 54 69 | 6d 65 6f 75 74 54 65 73 | gLastTi|meoutTes|
|00003060| 74 20 74 6f 20 63 75 72 | 72 65 6e 74 54 69 6d 65 |t to cur|rentTime|
|00003070| 20 74 6f 20 72 65 63 6f | 72 64 20 74 68 61 74 20 | to reco|rd that |
|00003080| 74 68 69 73 0d 09 09 2f | 2f 20 69 73 20 74 68 65 |this.../|/ is the|
|00003090| 20 74 69 6d 65 20 74 68 | 61 74 20 77 65 20 64 69 | time th|at we di|
|000030a0| 64 20 74 68 65 20 6c 61 | 73 74 20 74 65 73 74 2e |d the la|st test.|
|000030b0| 20 20 52 65 73 65 74 20 | 67 4e 65 78 74 54 69 6d |  Reset |gNextTim|
|000030c0| 65 6f 75 74 54 65 73 74 | 0d 09 09 2f 2f 20 74 6f |eoutTest|...// to|
|000030d0| 20 62 65 20 6f 6e 65 20 | 74 69 63 6b 20 62 65 66 | be one |tick bef|
|000030e0| 6f 72 65 20 74 68 61 74 | 2c 20 74 68 65 20 6c 6f |ore that|, the lo|
|000030f0| 6e 67 65 73 74 20 74 69 | 6d 65 20 77 65 20 63 6f |ngest ti|me we co|
|00003100| 75 6c 64 0d 09 09 2f 2f | 20 70 6f 73 73 61 62 6c |uld...//| possabl|
|00003110| 79 20 77 61 69 74 20 62 | 65 66 6f 72 65 20 64 6f |y wait b|efore do|
|00003120| 69 6e 67 20 61 6e 6f 74 | 68 65 72 20 74 65 73 74 |ing anot|her test|
|00003130| 20 28 66 6f 72 65 76 65 | 72 21 29 2e 20 20 49 6e | (foreve|r!).  In|
|00003140| 20 74 68 65 0d 09 09 2f | 2f 20 22 66 6f 72 65 76 | the.../|/ "forev|
|00003150| 65 72 22 20 63 61 73 65 | 2c 20 67 4e 65 78 74 54 |er" case|, gNextT|
|00003160| 69 6d 65 6f 75 74 54 65 | 73 74 20 77 69 6c 6c 20 |imeoutTe|st will |
|00003170| 62 65 20 72 65 73 65 74 | 20 77 68 65 6e 20 6e 65 |be reset| when ne|
|00003180| 77 0d 09 09 2f 2f 20 73 | 65 6d 61 70 68 6f 72 65 |w...// s|emaphore|
|00003190| 73 20 61 72 65 20 63 72 | 65 61 74 65 64 2e 0d 09 |s are cr|eated...|
|000031a0| 09 2f 2f 0d 09 09 67 4c | 61 73 74 54 69 6d 65 6f |.//...gL|astTimeo|
|000031b0| 75 74 54 65 73 74 20 3d | 20 63 75 72 72 65 6e 74 |utTest =| current|
|000031c0| 54 69 6d 65 3b 0d 09 09 | 67 4e 65 78 74 54 69 6d |Time;...|gNextTim|
|000031d0| 65 6f 75 74 54 65 73 74 | 20 3d 20 63 75 72 72 65 |eoutTest| = curre|
|000031e0| 6e 74 54 69 6d 65 20 2d | 20 31 3b 0d 09 09 0d 09 |ntTime -| 1;.....|
|000031f0| 09 54 53 65 6d 61 70 68 | 6f 72 65 2a 20 73 65 6d |.TSemaph|ore* sem|
|00003200| 61 70 68 6f 72 65 20 3d | 20 67 46 69 72 73 74 53 |aphore =| gFirstS|
|00003210| 65 6d 61 70 68 6f 72 65 | 3b 0d 09 09 0d 09 09 77 |emaphore|;......w|
|00003220| 68 69 6c 65 28 73 65 6d | 61 70 68 6f 72 65 20 21 |hile(sem|aphore !|
|00003230| 3d 20 6e 69 6c 29 0d 09 | 09 7b 0d 09 09 09 2b 2b |= nil)..|.{....++|
|00003240| 73 65 6d 61 70 68 6f 72 | 65 43 6f 75 6e 74 3b 0d |semaphor|eCount;.|
|00003250| 09 09 09 54 53 65 6d 61 | 70 68 6f 72 65 2a 20 6e |...TSema|phore* n|
|00003260| 65 78 74 53 65 6d 61 70 | 68 6f 72 65 20 3d 20 73 |extSemap|hore = s|
|00003270| 65 6d 61 70 68 6f 72 65 | 2d 3e 66 4e 65 78 74 53 |emaphore|->fNextS|
|00003280| 65 6d 61 70 68 6f 72 65 | 3b 0d 09 09 09 0d 09 09 |emaphore|;.......|
|00003290| 09 2f 2f 0d 09 09 09 2f | 2f 20 49 66 20 77 65 27 |.//..../|/ If we'|
|000032a0| 76 65 20 62 65 65 6e 20 | 61 77 61 79 20 66 6f 72 |ve been |away for|
|000032b0| 20 61 20 77 68 69 6c 65 | 2c 20 74 68 65 6e 20 61 | a while|, then a|
|000032c0| 6c 6c 6f 77 20 74 68 65 | 0d 09 09 09 2f 2f 20 73 |llow the|....// s|
|000032d0| 65 6d 61 70 68 6f 72 65 | 20 74 6f 20 61 64 6a 75 |emaphore| to adju|
|000032e0| 73 74 20 69 74 73 65 6c | 66 2e 0d 09 09 09 2f 2f |st itsel|f.....//|
|000032f0| 0d 09 09 09 69 66 28 67 | 72 61 63 65 50 65 72 69 |....if(g|racePeri|
|00003300| 6f 64 29 0d 09 09 09 09 | 73 65 6d 61 70 68 6f 72 |od).....|semaphor|
|00003310| 65 2d 3e 41 64 64 47 72 | 61 63 65 50 65 72 69 6f |e->AddGr|acePerio|
|00003320| 64 28 67 72 61 63 65 50 | 65 72 69 6f 64 29 3b 0d |d(graceP|eriod);.|
|00003330| 09 09 09 0d 09 09 09 69 | 66 28 73 65 6d 61 70 68 |.......i|f(semaph|
|00003340| 6f 72 65 2d 3e 43 68 65 | 63 6b 49 66 54 69 6d 65 |ore->Che|ckIfTime|
|00003350| 72 45 78 70 69 72 65 64 | 28 63 75 72 72 65 6e 74 |rExpired|(current|
|00003360| 54 69 6d 65 29 20 3d 3d | 20 66 61 6c 73 65 29 0d |Time) ==| false).|
|00003370| 09 09 09 7b 0d 09 09 09 | 09 2f 2f 20 44 65 62 75 |...{....|.// Debu|
|00003380| 67 53 74 72 28 22 5c 70 | 46 6f 75 6e 64 20 61 20 |gStr("\p|Found a |
|00003390| 73 65 6d 61 70 68 6f 72 | 65 20 74 68 61 74 20 68 |semaphor|e that h|
|000033a0| 61 73 20 6e 6f 74 20 74 | 69 6d 65 64 20 6f 75 74 |as not t|imed out|
|000033b0| 22 29 3b 0d 09 09 09 09 | 0d 09 09 09 09 2f 2f 0d |");.....|.....//.|
|000033c0| 09 09 09 09 2f 2f 20 46 | 6f 72 20 6e 65 78 74 20 |....// F|or next |
|000033d0| 74 69 6d 65 20 74 68 72 | 6f 75 67 68 20 74 68 65 |time thr|ough the|
|000033e0| 20 6c 6f 6f 70 3a 20 20 | 74 65 73 74 20 74 6f 20 | loop:  |test to |
|000033f0| 73 65 65 0d 09 09 09 09 | 2f 2f 20 69 66 20 74 68 |see.....|// if th|
|00003400| 65 20 74 69 6d 65 6f 75 | 74 20 74 69 63 6b 20 66 |e timeou|t tick f|
|00003410| 6f 72 20 74 68 69 73 20 | 73 65 6d 61 70 68 6f 72 |or this |semaphor|
|00003420| 65 20 69 73 20 67 6f 69 | 6e 67 0d 09 09 09 09 2f |e is goi|ng...../|
|00003430| 2f 20 74 6f 20 68 61 70 | 70 65 6e 20 73 6f 6f 6e |/ to hap|pen soon|
|00003440| 65 72 20 74 68 61 6e 20 | 61 6e 79 20 6f 74 68 65 |er than |any othe|
|00003450| 72 20 74 69 6d 65 6f 75 | 74 20 76 61 6c 75 65 0d |r timeou|t value.|
|00003460| 09 09 09 09 2f 2f 20 77 | 65 27 76 65 20 63 61 6c |....// w|e've cal|
|00003470| 63 75 6c 61 74 65 64 20 | 79 65 74 2e 20 20 44 6f |culated |yet.  Do|
|00003480| 69 6e 67 20 74 68 69 73 | 20 74 65 73 74 20 6e 6f |ing this| test no|
|00003490| 77 20 77 69 6c 6c 0d 09 | 09 09 09 2f 2f 20 6c 65 |w will..|...// le|
|000034a0| 74 20 75 73 20 61 76 6f | 69 64 20 77 61 6c 6b 69 |t us avo|id walki|
|000034b0| 6e 67 20 74 68 65 20 6c | 69 73 74 20 6f 66 20 73 |ng the l|ist of s|
|000034c0| 65 6d 61 70 68 6f 72 65 | 73 20 75 6e 74 69 6c 0d |emaphore|s until.|
|000034d0| 09 09 09 09 2f 2f 20 69 | 74 27 73 20 74 69 6d 65 |....// i|t's time|
|000034e0| 20 66 6f 72 20 6f 6e 65 | 20 6f 66 20 74 68 65 6d | for one| of them|
|000034f0| 20 74 6f 20 65 78 70 69 | 72 65 2e 20 20 57 65 20 | to expi|re.  We |
|00003500| 64 6f 6e 27 74 0d 09 09 | 09 09 2f 2f 20 63 61 72 |don't...|..// car|
|00003510| 65 20 69 66 20 74 68 65 | 20 6e 65 78 74 2d 69 6e |e if the| next-in|
|00003520| 2d 6c 69 6e 65 20 73 65 | 6d 61 70 68 6f 72 65 20 |-line se|maphore |
|00003530| 67 6f 65 73 20 61 77 61 | 79 0d 09 09 09 09 2f 2f |goes awa|y.....//|
|00003540| 20 62 65 66 6f 72 65 20 | 77 65 20 74 65 73 74 20 | before |we test |
|00003550| 61 67 61 69 6e 3b 20 74 | 68 69 73 20 69 73 20 6a |again; t|his is j|
|00003560| 75 73 74 20 61 20 62 65 | 73 74 2d 63 61 73 65 0d |ust a be|st-case.|
|00003570| 09 09 09 09 2f 2f 20 65 | 73 74 69 6d 61 74 65 2e |....// e|stimate.|
|00003580| 0d 09 09 09 09 2f 2f 0d | 09 09 09 09 67 4e 65 78 |.....//.|....gNex|
|00003590| 74 54 69 6d 65 6f 75 74 | 54 65 73 74 20 3d 20 43 |tTimeout|Test = C|
|000035a0| 6c 6f 73 65 72 54 69 63 | 6b 28 63 75 72 72 65 6e |loserTic|k(curren|
|000035b0| 74 54 69 6d 65 2c 20 67 | 4e 65 78 74 54 69 6d 65 |tTime, g|NextTime|
|000035c0| 6f 75 74 54 65 73 74 2c | 20 73 65 6d 61 70 68 6f |outTest,| semapho|
|000035d0| 72 65 2d 3e 54 69 6d 65 | 6f 75 74 54 69 63 6b 28 |re->Time|outTick(|
|000035e0| 29 29 3b 0d 09 09 09 7d | 0d 09 09 09 65 6c 73 65 |));....}|....else|
|000035f0| 0d 09 09 09 7b 0d 09 09 | 09 09 2f 2f 0d 09 09 09 |....{...|..//....|
|00003600| 09 2f 2f 20 49 66 20 74 | 68 65 20 73 65 6d 61 70 |.// If t|he semap|
|00003610| 68 6f 72 65 27 73 20 74 | 69 6d 65 20 68 61 73 20 |hore's t|ime has |
|00003620| 63 6f 6d 65 2c 20 63 61 | 6e 63 65 6c 20 74 68 65 |come, ca|ncel the|
|00003630| 20 74 68 72 65 61 64 73 | 0d 09 09 09 09 2f 2f 20 | threads|.....// |
|00003640| 74 68 61 74 20 61 72 65 | 20 62 6c 6f 63 6b 65 64 |that are| blocked|
|00003650| 20 6f 6e 20 69 74 2e 0d | 09 09 09 09 2f 2f 0d 09 | on it..|....//..|
|00003660| 09 09 09 73 65 6d 61 70 | 68 6f 72 65 2d 3e 53 65 |...semap|hore->Se|
|00003670| 6d 61 70 68 6f 72 65 54 | 69 6d 65 64 4f 75 74 28 |maphoreT|imedOut(|
|00003680| 29 3b 0d 09 09 09 7d 0d | 09 09 09 0d 09 09 09 73 |);....}.|.......s|
|00003690| 65 6d 61 70 68 6f 72 65 | 20 3d 20 6e 65 78 74 53 |emaphore| = nextS|
|000036a0| 65 6d 61 70 68 6f 72 65 | 3b 0d 09 09 7d 0d 09 7d |emaphore|;...}..}|
|000036b0| 0d 7d 0d 0d 2f 2f 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.}..//--|--------|
|000036c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000036d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000036e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000036f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003700| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 0d 2f |--------|------./|
|00003710| 2f 20 54 53 65 6d 61 70 | 68 6f 72 65 3a 3a 54 68 |/ TSemap|hore::Th|
|00003720| 72 65 61 64 44 69 65 64 | 0d 2f 2f 0d 2f 2f 20 49 |readDied|.//.// I|
|00003730| 66 20 61 20 74 68 72 65 | 61 64 20 69 73 20 6b 69 |f a thre|ad is ki|
|00003740| 6c 6c 65 64 20 66 72 6f | 6d 20 73 6f 6d 65 20 6f |lled fro|m some o|
|00003750| 74 68 65 72 20 74 68 72 | 65 61 64 2c 20 61 6e 64 |ther thr|ead, and|
|00003760| 20 74 68 65 20 6b 69 6c | 6c 65 64 20 74 68 72 65 | the kil|led thre|
|00003770| 61 64 20 6d 69 67 68 74 | 0d 2f 2f 20 62 65 20 74 |ad might|.// be t|
|00003780| 68 65 20 6f 77 6e 65 72 | 20 6f 66 20 73 6f 6d 65 |he owner| of some|
|00003790| 20 73 65 6d 61 70 68 6f | 72 65 2c 20 74 68 65 6e | semapho|re, then|
|000037a0| 20 74 68 65 20 6b 69 6c | 6c 65 72 20 6d 75 73 74 | the kil|ler must|
|000037b0| 20 63 61 6c 6c 20 74 68 | 69 73 20 72 6f 75 74 69 | call th|is routi|
|000037c0| 6e 65 20 73 6f 0d 2f 2f | 20 74 68 61 74 20 74 68 |ne so.//| that th|
|000037d0| 65 20 73 65 6d 61 70 68 | 6f 72 65 20 63 61 6e 20 |e semaph|ore can |
|000037e0| 62 65 20 72 65 6c 65 61 | 73 65 64 2e 0d 2f 2f 2d |be relea|sed..//-|
|000037f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003800| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003810| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003820| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003830| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003840| 2d 2d 2d 2d 2d 2d 2d 0d | 76 6f 69 64 20 54 53 65 |-------.|void TSe|
|00003850| 6d 61 70 68 6f 72 65 3a | 3a 54 68 72 65 61 64 44 |maphore:|:ThreadD|
|00003860| 69 65 64 28 54 68 72 65 | 61 64 49 44 20 74 68 72 |ied(Thre|adID thr|
|00003870| 65 61 64 49 44 29 0d 7b | 0d 09 54 53 65 6d 61 70 |eadID).{|..TSemap|
|00003880| 68 6f 72 65 2a 20 73 65 | 6d 61 70 68 6f 72 65 20 |hore* se|maphore |
|00003890| 3d 20 67 46 69 72 73 74 | 53 65 6d 61 70 68 6f 72 |= gFirst|Semaphor|
|000038a0| 65 3b 0d 09 77 68 69 6c | 65 28 73 65 6d 61 70 68 |e;..whil|e(semaph|
|000038b0| 6f 72 65 20 21 3d 20 6e | 69 6c 29 0d 09 7b 0d 09 |ore != n|il)..{..|
|000038c0| 09 54 53 65 6d 61 70 68 | 6f 72 65 2a 20 6e 65 78 |.TSemaph|ore* nex|
|000038d0| 74 53 65 6d 61 70 68 6f | 72 65 20 3d 20 73 65 6d |tSemapho|re = sem|
|000038e0| 61 70 68 6f 72 65 2d 3e | 66 4e 65 78 74 53 65 6d |aphore->|fNextSem|
|000038f0| 61 70 68 6f 72 65 3b 0d | 09 09 0d 09 09 2f 2f 0d |aphore;.|.....//.|
|00003900| 09 09 2f 2f 20 52 65 6c | 65 61 73 65 20 74 68 69 |..// Rel|ease thi|
|00003910| 73 20 73 65 6d 61 70 68 | 6f 72 65 20 69 66 66 20 |s semaph|ore iff |
|00003920| 69 74 20 77 61 73 20 6f | 77 6e 65 64 20 62 79 20 |it was o|wned by |
|00003930| 74 68 65 20 74 68 72 65 | 61 64 20 74 68 61 74 20 |the thre|ad that |
|00003940| 64 69 65 64 0d 09 09 2f | 2f 0d 09 09 73 65 6d 61 |died.../|/...sema|
|00003950| 70 68 6f 72 65 2d 3e 52 | 65 6c 65 61 73 65 28 74 |phore->R|elease(t|
|00003960| 68 72 65 61 64 49 44 29 | 3b 0d 09 09 73 65 6d 61 |hreadID)|;...sema|
|00003970| 70 68 6f 72 65 20 3d 20 | 6e 65 78 74 53 65 6d 61 |phore = |nextSema|
|00003980| 70 68 6f 72 65 3b 0d 09 | 7d 0d 7d 0d 0d 2f 2f 2d |phore;..|}.}..//-|
|00003990| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000039a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000039b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000039c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000039d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000039e0| 2d 2d 2d 2d 2d 2d 2d 0d | 2f 2f 20 54 53 65 6d 61 |-------.|// TSema|
|000039f0| 70 68 6f 72 65 3a 3a 47 | 72 61 62 3a 20 0d 2f 2f |phore::G|rab: .//|
|00003a00| 0d 2f 2f 20 49 66 20 74 | 68 65 20 73 70 65 63 69 |.// If t|he speci|
|00003a10| 66 69 65 64 20 74 68 72 | 65 61 64 20 64 6f 65 73 |fied thr|ead does|
|00003a20| 20 6e 6f 74 20 61 6c 72 | 65 61 64 79 20 68 61 76 | not alr|eady hav|
|00003a30| 65 20 6f 77 6e 65 72 73 | 68 69 70 20 6f 66 20 74 |e owners|hip of t|
|00003a40| 68 69 73 20 73 65 6d 61 | 70 68 6f 72 65 2c 20 65 |his sema|phore, e|
|00003a50| 6e 71 75 65 75 65 20 69 | 74 2e 0d 2f 2f 20 49 66 |nqueue i|t..// If|
|00003a60| 20 6f 74 68 65 72 20 74 | 68 72 65 61 64 73 20 61 | other t|hreads a|
|00003a70| 72 65 20 61 6c 72 65 61 | 64 79 20 77 61 69 74 69 |re alrea|dy waiti|
|00003a80| 6e 67 2c 20 70 75 74 20 | 74 68 65 20 74 68 72 65 |ng, put |the thre|
|00003a90| 61 64 20 74 6f 20 73 6c | 65 65 70 20 28 74 6f 20 |ad to sl|eep (to |
|00003aa0| 62 65 20 77 6f 6b 65 6e | 20 75 70 20 77 68 65 6e |be woken| up when|
|00003ab0| 20 69 74 0d 2f 2f 20 67 | 65 74 73 20 74 6f 20 74 | it.// g|ets to t|
|00003ac0| 68 65 20 68 65 61 64 20 | 6f 66 20 74 68 65 20 71 |he head |of the q|
|00003ad0| 75 65 75 65 29 2e 20 20 | 42 79 20 64 65 66 61 75 |ueue).  |By defau|
|00003ae0| 6c 74 2c 20 74 68 65 20 | 74 68 72 65 61 64 20 67 |lt, the |thread g|
|00003af0| 72 61 62 62 69 6e 67 20 | 74 68 65 20 73 65 6d 61 |rabbing |the sema|
|00003b00| 70 68 6f 72 65 20 69 73 | 20 74 68 65 0d 2f 2f 20 |phore is| the.// |
|00003b10| 63 75 72 72 65 6e 74 20 | 74 68 72 65 61 64 2e 0d |current |thread..|
|00003b20| 2f 2f 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |//------|--------|
|00003b30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003b40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003b50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003b60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003b70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 0d 4f 53 45 72 72 |--------|--.OSErr|
|00003b80| 20 54 53 65 6d 61 70 68 | 6f 72 65 3a 3a 47 72 61 | TSemaph|ore::Gra|
|00003b90| 62 28 54 68 72 65 61 64 | 49 44 20 67 72 61 62 62 |b(Thread|ID grabb|
|00003ba0| 69 6e 67 54 68 72 65 61 | 64 20 2f 2a 20 3d 20 6b |ingThrea|d /* = k|
|00003bb0| 43 75 72 72 65 6e 74 54 | 68 72 65 61 64 49 44 20 |CurrentT|hreadID |
|00003bc0| 2a 2f 29 0d 7b 0d 09 4f | 53 45 72 72 20 65 72 72 |*/).{..O|SErr err|
|00003bd0| 20 3d 20 6e 6f 45 72 72 | 3b 0d 0d 09 2f 2f 0d 09 | = noErr|;...//..|
|00003be0| 2f 2f 20 45 76 65 72 79 | 20 63 61 6c 6c 20 74 6f |// Every| call to|
|00003bf0| 20 27 47 72 61 62 27 20 | 73 68 6f 75 6c 64 20 62 | 'Grab' |should b|
|00003c00| 65 20 62 61 6c 61 6e 63 | 65 64 20 62 79 20 61 20 |e balanc|ed by a |
|00003c10| 63 61 6c 6c 20 74 6f 20 | 27 72 65 6c 65 61 73 65 |call to |'release|
|00003c20| 27 0d 09 2f 2f 0d 09 2b | 2b 66 52 65 66 65 72 65 |'..//..+|+fRefere|
|00003c30| 6e 63 65 43 6f 75 6e 74 | 3b 0d 09 0d 09 2f 2f 0d |nceCount|;....//.|
|00003c40| 09 2f 2f 20 54 68 69 73 | 20 73 65 6d 61 70 68 6f |.// This| semapho|
|00003c50| 72 65 20 69 73 6e 27 74 | 20 67 6f 6f 64 20 66 6f |re isn't| good fo|
|00003c60| 72 20 6d 75 63 68 20 6f | 6e 63 65 20 69 74 27 73 |r much o|nce it's|
|00003c70| 20 62 65 65 6e 20 64 69 | 73 70 6f 73 65 64 2e 0d | been di|sposed..|
|00003c80| 09 2f 2f 20 53 69 6d 69 | 6c 61 72 6c 79 2c 20 69 |.// Simi|larly, i|
|00003c90| 66 20 61 20 73 65 6d 61 | 70 68 6f 72 65 20 68 61 |f a sema|phore ha|
|00003ca0| 73 20 74 69 6d 65 64 20 | 6f 75 74 20 61 6e 64 20 |s timed |out and |
|00003cb0| 69 73 20 63 61 75 73 69 | 6e 67 20 61 6c 6c 0d 09 |is causi|ng all..|
|00003cc0| 2f 2f 20 6f 66 20 69 74 | 73 20 62 6c 6f 63 6b 65 |// of it|s blocke|
|00003cd0| 64 20 74 68 72 65 61 64 | 73 20 74 6f 20 77 61 6b |d thread|s to wak|
|00003ce0| 65 20 75 70 20 28 66 46 | 61 69 6c 4f 6e 57 61 6b |e up (fF|ailOnWak|
|00003cf0| 65 75 70 20 21 3d 20 6e | 6f 45 72 72 29 2c 0d 09 |eup != n|oErr),..|
|00003d00| 2f 2f 20 74 68 65 6e 20 | 77 65 20 73 68 6f 75 6c |// then |we shoul|
|00003d10| 64 6e 27 74 20 6c 65 74 | 20 6e 65 77 20 74 68 72 |dn't let| new thr|
|00003d20| 65 61 64 73 20 69 6e 20 | 65 69 74 68 65 72 2e 0d |eads in |either..|
|00003d30| 09 2f 2f 0d 09 69 66 28 | 66 46 61 69 6c 4f 6e 57 |.//..if(|fFailOnW|
|00003d40| 61 6b 65 75 70 20 21 3d | 20 6e 6f 45 72 72 29 0d |akeup !=| noErr).|
|00003d50| 09 09 65 72 72 20 3d 20 | 66 46 61 69 6c 4f 6e 57 |..err = |fFailOnW|
|00003d60| 61 6b 65 75 70 3b 0d 09 | 65 6c 73 65 20 69 66 28 |akeup;..|else if(|
|00003d70| 66 44 69 73 70 6f 73 65 | 64 29 0d 09 09 65 72 72 |fDispose|d)...err|
|00003d80| 20 3d 20 65 72 72 41 45 | 45 76 65 6e 74 46 61 69 | = errAE|EventFai|
|00003d90| 6c 65 64 3b 0d 09 65 6c | 73 65 0d 09 7b 09 0d 09 |led;..el|se..{...|
|00003da0| 09 2f 2f 0d 09 09 2f 2f | 20 42 79 20 64 65 66 61 |.//...//| By defa|
|00003db0| 75 6c 74 20 74 68 65 20 | 63 75 72 72 65 6e 74 20 |ult the |current |
|00003dc0| 74 68 72 65 61 64 20 67 | 72 61 62 73 20 74 68 65 |thread g|rabs the|
|00003dd0| 20 73 65 6d 61 70 68 6f | 72 65 0d 09 09 2f 2f 0d | semapho|re...//.|
|00003de0| 09 09 69 66 20 28 67 72 | 61 62 62 69 6e 67 54 68 |..if (gr|abbingTh|
|00003df0| 72 65 61 64 20 3d 3d 20 | 6b 43 75 72 72 65 6e 74 |read == |kCurrent|
|00003e00| 54 68 72 65 61 64 49 44 | 29 0d 09 09 09 47 65 74 |ThreadID|)....Get|
|00003e10| 43 75 72 72 65 6e 74 54 | 68 72 65 61 64 28 26 67 |CurrentT|hread(&g|
|00003e20| 72 61 62 62 69 6e 67 54 | 68 72 65 61 64 29 3b 0d |rabbingT|hread);.|
|00003e30| 0d 09 09 2f 2f 0d 09 09 | 2f 2f 20 53 68 6f 72 74 |...//...|// Short|
|00003e40| 2d 63 69 72 63 75 69 74 | 20 69 66 20 77 65 20 61 |-circuit| if we a|
|00003e50| 6c 72 65 61 64 79 20 6f | 77 6e 20 74 68 65 20 73 |lready o|wn the s|
|00003e60| 65 6d 61 70 68 6f 72 65 | 0d 09 09 2f 2f 20 28 4e |emaphore|...// (N|
|00003e70| 6f 74 65 3a 20 20 69 66 | 20 74 68 65 20 73 65 6d |ote:  if| the sem|
|00003e80| 61 70 68 6f 72 65 20 73 | 6f 6e 74 72 6f 6c 6c 65 |aphore s|ontrolle|
|00003e90| 64 20 6d 75 6c 74 69 70 | 6c 65 0d 09 09 2f 2f 20 |d multip|le...// |
|00003ea0| 72 65 73 6f 75 72 63 65 | 73 2c 20 74 68 65 6e 20 |resource|s, then |
|00003eb0| 69 74 20 6d 61 79 20 62 | 65 20 70 6f 73 73 69 62 |it may b|e possib|
|00003ec0| 6c 65 20 66 6f 72 20 6f | 6e 65 20 74 68 72 65 61 |le for o|ne threa|
|00003ed0| 64 0d 09 09 2f 2f 20 74 | 6f 20 67 72 61 62 20 74 |d...// t|o grab t|
|00003ee0| 68 65 20 73 61 6d 65 20 | 72 65 73 6f 75 72 63 65 |he same |resource|
|00003ef0| 20 6d 6f 72 65 20 74 68 | 61 6e 20 6f 6e 63 65 2e | more th|an once.|
|00003f00| 29 0d 09 09 2f 2f 0d 09 | 09 69 66 20 28 67 72 61 |)...//..|.if (gra|
|00003f10| 62 62 69 6e 67 54 68 72 | 65 61 64 20 3d 3d 20 66 |bbingThr|ead == f|
|00003f20| 4f 77 6e 65 72 54 68 72 | 65 61 64 29 0d 09 09 09 |OwnerThr|ead)....|
|00003f30| 72 65 74 75 72 6e 20 6e | 6f 45 72 72 3b 0d 09 09 |return n|oErr;...|
|00003f40| 0d 09 09 2f 2f 0d 09 09 | 2f 2f 20 49 66 20 74 68 |...//...|// If th|
|00003f50| 65 20 73 65 6d 61 70 68 | 6f 72 65 20 69 73 20 61 |e semaph|ore is a|
|00003f60| 76 61 69 6c 61 62 6c 65 | 2c 20 74 68 65 6e 20 77 |vailable|, then w|
|00003f70| 65 27 6c 6c 20 6c 65 74 | 20 74 68 69 73 20 74 68 |e'll let| this th|
|00003f80| 72 65 61 64 0d 09 09 2f | 2f 20 67 72 61 62 20 69 |read.../|/ grab i|
|00003f90| 74 2e 0d 09 09 2f 2f 09 | 0d 09 09 69 66 20 28 66 |t....//.|...if (f|
|00003fa0| 4f 77 6e 65 72 43 6f 75 | 6e 74 20 3c 20 66 52 65 |OwnerCou|nt < fRe|
|00003fb0| 73 6f 75 72 63 65 43 6f | 75 6e 74 29 0d 09 09 7b |sourceCo|unt)...{|
|00003fc0| 0d 09 09 09 2f 2f 0d 09 | 09 09 2f 2f 20 54 68 65 |....//..|..// The|
|00003fd0| 72 65 20 73 68 6f 75 6c | 64 6e d5 74 20 62 65 20 |re shoul|dn.t be |
|00003fe0| 61 6e 20 6f 77 6e 65 72 | 20 69 66 20 77 65 d5 72 |an owner| if we.r|
|00003ff0| 65 20 61 62 6f 75 74 20 | 74 6f 20 67 72 61 62 20 |e about |to grab |
|00004000| 69 74 3b 0d 09 09 09 2f | 2f 20 73 65 74 20 74 68 |it;..../|/ set th|
|00004010| 65 20 6f 77 6e 65 72 2c | 20 61 6e 64 20 6d 61 72 |e owner,| and mar|
|00004020| 6b 20 74 68 65 20 73 65 | 6d 61 70 68 6f 72 65 20 |k the se|maphore |
|00004030| 61 73 20 62 65 69 6e 67 | 20 75 6e 61 76 61 69 6c |as being| unavail|
|00004040| 61 62 6c 65 0d 09 09 09 | 2f 2f 0d 09 09 09 2f 2f |able....|//....//|
|00004050| 20 41 73 73 65 72 74 28 | 66 4f 77 6e 65 72 54 68 | Assert(|fOwnerTh|
|00004060| 72 65 61 64 20 3d 3d 20 | 6b 4e 6f 54 68 72 65 61 |read == |kNoThrea|
|00004070| 64 49 44 29 3b 0d 09 09 | 09 66 4f 77 6e 65 72 54 |dID);...|.fOwnerT|
|00004080| 68 72 65 61 64 20 3d 20 | 67 72 61 62 62 69 6e 67 |hread = |grabbing|
|00004090| 54 68 72 65 61 64 3b 0d | 09 09 09 2b 2b 66 4f 77 |Thread;.|...++fOw|
|000040a0| 6e 65 72 43 6f 75 6e 74 | 3b 0d 09 09 7d 0d 09 09 |nerCount|;...}...|
|000040b0| 2f 2f 0d 09 09 2f 2f 20 | 49 66 20 74 68 65 20 73 |//...// |If the s|
|000040c0| 65 6d 61 70 68 6f 72 65 | 20 69 73 6e 27 74 20 61 |emaphore| isn't a|
|000040d0| 76 61 69 6c 61 62 6c 65 | 2c 20 74 68 65 6e 20 62 |vailable|, then b|
|000040e0| 6c 6f 63 6b 20 74 68 65 | 20 67 72 61 62 62 69 6e |lock the| grabbin|
|000040f0| 67 20 74 68 72 65 61 64 | 0d 09 09 2f 2f 0d 09 09 |g thread|...//...|
|00004100| 65 6c 73 65 09 0d 09 09 | 7b 0d 09 09 09 2f 2f 0d |else....|{....//.|
|00004110| 09 09 09 2f 2f 20 45 6e | 71 75 65 75 65 20 74 68 |...// En|queue th|
|00004120| 65 20 74 68 72 65 61 64 | 2c 20 69 6e 63 72 65 6d |e thread|, increm|
|00004130| 65 6e 74 20 74 68 65 20 | 63 6f 75 6e 74 20 6f 66 |ent the |count of|
|00004140| 20 74 68 72 65 61 64 73 | 20 62 6c 6f 63 6b 65 64 | threads| blocked|
|00004150| 0d 09 09 09 2f 2f 20 6f | 6e 20 74 68 69 73 20 73 |....// o|n this s|
|00004160| 65 6d 61 70 68 6f 72 65 | 20 28 6f 66 74 65 6e 20 |emaphore| (often |
|00004170| 64 69 66 66 65 72 65 6e | 74 20 74 68 61 6e 20 74 |differen|t than t|
|00004180| 68 65 20 63 6f 75 6e 74 | 20 6f 66 20 74 68 72 65 |he count| of thre|
|00004190| 61 64 73 0d 09 09 09 2f | 2f 20 71 75 65 75 65 64 |ads..../|/ queued|
|000041a0| 2c 20 73 69 6e 63 65 20 | 61 74 20 77 61 6b 65 2d |, since |at wake-|
|000041b0| 75 70 20 74 69 6d 65 20 | 74 68 72 65 61 64 73 20 |up time |threads |
|000041c0| 77 69 6c 6c 20 62 65 20 | 64 65 71 75 65 75 65 64 |will be |dequeued|
|000041d0| 20 61 6e 64 0d 09 09 09 | 2f 2f 20 77 6f 6b 65 6e | and....|// woken|
|000041e0| 20 75 70 2c 20 62 75 74 | 20 77 6f 6e 27 74 20 66 | up, but| won't f|
|000041f0| 61 6c 6c 20 6f 75 74 20 | 6f 66 20 27 53 65 74 54 |all out |of 'SetT|
|00004200| 68 72 65 61 64 53 74 61 | 74 65 27 20 75 6e 74 69 |hreadSta|te' unti|
|00004210| 6c 20 74 68 65 0d 09 09 | 09 2f 2f 20 6e 65 78 74 |l the...|.// next|
|00004220| 20 74 69 6d 65 20 74 68 | 65 79 27 72 65 20 73 63 | time th|ey're sc|
|00004230| 68 65 64 75 6c 65 64 29 | 0d 09 09 09 2f 2f 0d 09 |heduled)|....//..|
|00004240| 09 09 65 72 72 20 3d 20 | 66 42 6c 6f 63 6b 65 64 |..err = |fBlocked|
|00004250| 54 68 72 65 61 64 73 2e | 45 6e 71 75 65 75 65 28 |Threads.|Enqueue(|
|00004260| 67 72 61 62 62 69 6e 67 | 54 68 72 65 61 64 29 3b |grabbing|Thread);|
|00004270| 0d 09 09 09 69 66 28 65 | 72 72 20 3d 3d 20 6e 6f |....if(e|rr == no|
|00004280| 45 72 72 29 0d 09 09 09 | 09 65 72 72 20 3d 20 53 |Err)....|.err = S|
|00004290| 65 74 54 68 72 65 61 64 | 53 74 61 74 65 28 67 72 |etThread|State(gr|
|000042a0| 61 62 62 69 6e 67 54 68 | 72 65 61 64 2c 20 6b 53 |abbingTh|read, kS|
|000042b0| 74 6f 70 70 65 64 54 68 | 72 65 61 64 53 74 61 74 |toppedTh|readStat|
|000042c0| 65 2c 20 6b 4e 6f 54 68 | 72 65 61 64 49 44 29 3b |e, kNoTh|readID);|
|000042d0| 0d 09 09 09 0d 09 09 09 | 2f 2f 0d 09 09 09 2f 2f |........|//....//|
|000042e0| 20 49 66 20 73 6f 6d 65 | 6f 6e 65 20 68 61 73 20 | If some|one has |
|000042f0| 73 65 74 20 6f 75 72 20 | 61 75 74 6f 6d 61 74 69 |set our |automati|
|00004300| 63 2d 66 61 69 6c 75 72 | 65 20 73 69 67 6e 61 6c |c-failur|e signal|
|00004310| 2c 20 74 68 65 6e 0d 09 | 09 09 2f 2f 20 6d 61 6b |, then..|..// mak|
|00004320| 65 20 6e 6f 74 65 20 6f | 66 20 69 74 3b 20 74 68 |e note o|f it; th|
|00004330| 69 73 20 65 72 72 6f 72 | 20 73 68 6f 75 6c 64 20 |is error| should |
|00004340| 74 61 6b 65 20 70 72 65 | 63 65 64 65 6e 63 65 20 |take pre|cedence |
|00004350| 6f 76 65 72 0d 09 09 09 | 2f 2f 20 61 6e 79 20 72 |over....|// any r|
|00004360| 65 74 75 72 6e 65 64 20 | 62 79 20 27 53 65 74 54 |eturned |by 'SetT|
|00004370| 68 72 65 61 64 53 74 61 | 74 65 27 2e 0d 09 09 09 |hreadSta|te'.....|
|00004380| 2f 2f 0d 09 09 09 69 66 | 28 66 46 61 69 6c 4f 6e |//....if|(fFailOn|
|00004390| 57 61 6b 65 75 70 20 21 | 3d 20 6e 6f 45 72 72 29 |Wakeup !|= noErr)|
|000043a0| 0d 09 09 09 7b 0d 09 09 | 09 09 65 72 72 20 3d 20 |....{...|..err = |
|000043b0| 66 46 61 69 6c 4f 6e 57 | 61 6b 65 75 70 3b 0d 09 |fFailOnW|akeup;..|
|000043c0| 09 09 7d 0d 09 09 7d 0d | 09 7d 0d 09 0d 09 72 65 |..}...}.|.}....re|
|000043d0| 74 75 72 6e 20 65 72 72 | 3b 0d 7d 0d 0d 2f 2f 2d |turn err|;.}..//-|
|000043e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000043f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004400| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004410| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004420| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004430| 2d 2d 2d 2d 2d 2d 2d 0d | 2f 2f 20 54 53 65 6d 61 |-------.|// TSema|
|00004440| 70 68 6f 72 65 3a 3a 52 | 65 6c 65 61 73 65 3a 20 |phore::R|elease: |
|00004450| 0d 2f 2f 0d 2f 2f 20 52 | 65 6d 6f 76 65 20 74 68 |.//.// R|emove th|
|00004460| 65 20 72 65 66 65 72 65 | 6e 63 65 20 74 68 61 74 |e refere|nce that|
|00004470| 20 74 68 69 73 20 74 68 | 72 65 61 64 20 68 61 73 | this th|read has|
|00004480| 20 74 6f 20 74 68 69 73 | 20 73 65 6d 61 70 68 6f | to this| semapho|
|00004490| 72 65 0d 2f 2f 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |re.//---|--------|
|000044a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000044b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000044c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000044d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000044e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 0d 76 6f |--------|-----.vo|
|000044f0| 69 64 20 54 53 65 6d 61 | 70 68 6f 72 65 3a 3a 52 |id TSema|phore::R|
|00004500| 65 6c 65 61 73 65 28 54 | 68 72 65 61 64 49 44 20 |elease(T|hreadID |
|00004510| 74 68 72 65 61 64 49 44 | 20 2f 2a 20 3d 20 6b 43 |threadID| /* = kC|
|00004520| 75 72 72 65 6e 74 54 68 | 72 65 61 64 49 44 20 2a |urrentTh|readID *|
|00004530| 2f 29 0d 7b 0d 09 2f 2f | 0d 09 2f 2f 20 49 66 20 |/).{..//|..// If |
|00004540| 6e 6f 20 74 68 72 65 61 | 64 20 69 73 20 73 70 65 |no threa|d is spe|
|00004550| 63 69 66 69 65 64 2c 20 | 74 68 65 6e 20 61 73 73 |cified, |then ass|
|00004560| 75 6d 65 20 74 68 61 74 | 20 74 68 65 20 63 75 72 |ume that| the cur|
|00004570| 72 65 6e 74 20 74 68 72 | 65 61 64 0d 09 2f 2f 20 |rent thr|ead..// |
|00004580| 69 73 20 62 65 69 6e 67 | 20 72 65 6c 65 61 73 65 |is being| release|
|00004590| 64 2e 0d 09 2f 2f 0d 09 | 69 66 20 28 74 68 72 65 |d...//..|if (thre|
|000045a0| 61 64 49 44 20 3d 3d 20 | 6b 43 75 72 72 65 6e 74 |adID == |kCurrent|
|000045b0| 54 68 72 65 61 64 49 44 | 29 0d 09 09 47 65 74 43 |ThreadID|)...GetC|
|000045c0| 75 72 72 65 6e 74 54 68 | 72 65 61 64 28 26 74 68 |urrentTh|read(&th|
|000045d0| 72 65 61 64 49 44 29 3b | 0d 0d 09 2f 2f 0d 09 2f |readID);|...//../|
|000045e0| 2f 20 49 66 20 77 65 20 | 6f 77 6e 20 74 68 69 73 |/ If we |own this|
|000045f0| 20 73 65 6d 61 70 68 6f | 72 65 2c 20 74 68 65 6e | semapho|re, then|
|00004600| 20 6c 65 74 20 73 6f 6d | 65 6f 6e 65 20 65 6c 73 | let som|eone els|
|00004610| 65 20 68 61 76 65 20 69 | 74 0d 09 2f 2f 0d 09 2f |e have i|t..//../|
|00004620| 2f 20 a5 a5 a5 20 57 65 | 20 73 68 6f 75 6c 64 20 |/ ... We| should |
|00004630| 72 65 71 75 69 72 65 20 | 74 68 61 74 20 74 68 65 |require |that the|
|00004640| 20 74 68 72 65 61 64 20 | 62 65 69 6e 67 20 72 65 | thread |being re|
|00004650| 6c 65 61 73 65 64 20 69 | 73 0d 09 2f 2f 20 65 69 |leased i|s..// ei|
|00004660| 74 68 65 72 20 74 68 65 | 20 6f 77 6e 65 72 20 6f |ther the| owner o|
|00004670| 72 20 69 6e 20 74 68 65 | 20 6c 69 73 74 20 6f 66 |r in the| list of|
|00004680| 20 62 6c 6f 63 6b 65 64 | 20 74 68 72 65 61 64 73 | blocked| threads|
|00004690| 2e 20 20 49 66 0d 09 2f | 2f 20 69 74 20 69 73 20 |.  If../|/ it is |
|000046a0| 69 6e 20 74 68 65 20 6c | 69 73 74 20 6f 66 20 62 |in the l|ist of b|
|000046b0| 6c 6f 63 6b 65 64 20 74 | 68 72 65 61 64 73 2c 20 |locked t|hreads, |
|000046c0| 74 68 65 6e 20 77 65 20 | 73 68 6f 75 6c 64 20 77 |then we |should w|
|000046d0| 61 6b 65 0d 09 2f 2f 20 | 69 74 20 75 70 20 69 66 |ake..// |it up if|
|000046e0| 20 70 6f 73 73 69 62 6c | 65 2e 0d 09 2f 2f 0d 09 | possibl|e...//..|
|000046f0| 69 66 28 66 4f 77 6e 65 | 72 54 68 72 65 61 64 20 |if(fOwne|rThread |
|00004700| 3d 3d 20 74 68 72 65 61 | 64 49 44 29 0d 09 7b 0d |== threa|dID)..{.|
|00004710| 09 09 66 4f 77 6e 65 72 | 54 68 72 65 61 64 20 3d |..fOwner|Thread =|
|00004720| 20 74 68 69 73 2d 3e 52 | 65 6c 65 61 73 65 4f 6e | this->R|eleaseOn|
|00004730| 65 54 68 72 65 61 64 28 | 29 3b 0d 09 7d 0d 09 0d |eThread(|);..}...|
|00004740| 09 2f 2f 0d 09 2f 2f 20 | 44 65 63 72 65 6d 65 6e |.//..// |Decremen|
|00004750| 74 20 6f 75 72 20 72 65 | 66 65 72 65 6e 63 65 20 |t our re|ference |
|00004760| 63 6f 75 6e 74 0d 09 2f | 2f 0d 09 74 68 69 73 2d |count../|/..this-|
|00004770| 3e 52 65 6c 65 61 73 65 | 52 65 66 65 72 65 6e 63 |>Release|Referenc|
|00004780| 65 28 29 3b 0d 7d 0d 0d | 2f 2f 2d 2d 2d 2d 2d 2d |e();.}..|//------|
|00004790| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000047a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000047b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000047c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000047d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000047e0| 2d 2d 0d 2f 2f 20 54 53 | 65 6d 61 70 68 6f 72 65 |--.// TS|emaphore|
|000047f0| 3a 3a 52 65 6c 65 61 73 | 65 4f 6e 65 54 68 72 65 |::Releas|eOneThre|
|00004800| 61 64 3a 20 0d 2f 2f 0d | 2f 2f 20 49 66 20 74 68 |ad: .//.|// If th|
|00004810| 65 20 74 68 72 65 61 64 | 20 71 75 65 75 65 20 69 |e thread| queue i|
|00004820| 73 20 6e 6f 6e 2d 65 6d | 70 74 79 2c 20 77 61 6b |s non-em|pty, wak|
|00004830| 65 20 75 70 20 74 68 65 | 20 74 68 72 65 61 64 20 |e up the| thread |
|00004840| 74 68 61 74 20 69 73 20 | 6e 6f 77 20 61 74 20 74 |that is |now at t|
|00004850| 68 65 20 68 65 61 64 20 | 6f 66 20 74 68 65 0d 2f |he head |of the./|
|00004860| 2f 20 71 75 65 75 65 2e | 20 20 49 66 20 74 68 65 |/ queue.|  If the|
|00004870| 20 71 75 65 75 65 20 69 | 73 20 65 6d 70 74 79 2c | queue i|s empty,|
|00004880| 20 64 6f 20 6e 6f 74 68 | 69 6e 67 2e 0d 2f 2f 2d | do noth|ing..//-|
|00004890| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000048a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000048b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000048c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000048d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000048e0| 2d 2d 2d 2d 2d 2d 2d 0d | 54 68 72 65 61 64 49 44 |-------.|ThreadID|
|000048f0| 20 54 53 65 6d 61 70 68 | 6f 72 65 3a 3a 52 65 6c | TSemaph|ore::Rel|
|00004900| 65 61 73 65 4f 6e 65 54 | 68 72 65 61 64 28 29 0d |easeOneT|hread().|
|00004910| 7b 0d 09 54 68 72 65 61 | 64 49 44 20 72 65 6c 65 |{..Threa|dID rele|
|00004920| 61 73 65 64 54 68 72 65 | 61 64 20 3d 20 6b 4e 6f |asedThre|ad = kNo|
|00004930| 54 68 72 65 61 64 49 44 | 3b 0d 09 0d 09 2f 2f 0d |ThreadID|;....//.|
|00004940| 09 2f 2f 20 50 72 6f 62 | 61 62 6c 79 20 6e 6f 74 |.// Prob|ably not|
|00004950| 20 6e 65 63 65 73 73 61 | 72 79 2c 20 62 75 74 20 | necessa|ry, but |
|00004960| 6c 65 74 27 73 20 6d 61 | 6b 65 20 73 75 72 65 20 |let's ma|ke sure |
|00004970| 74 68 61 74 20 74 68 69 | 73 0d 09 2f 2f 20 73 65 |that thi|s..// se|
|00004980| 6d 61 70 68 6f 72 65 20 | 69 73 20 6e 65 76 65 72 |maphore |is never|
|00004990| 20 64 65 6c 65 74 65 64 | 20 77 68 69 6c 65 20 77 | deleted| while w|
|000049a0| 65 27 72 65 20 77 6f 72 | 6b 69 6e 67 20 77 69 74 |e're wor|king wit|
|000049b0| 68 20 69 74 2e 0d 09 2f | 2f 0d 09 2b 2b 66 52 65 |h it.../|/..++fRe|
|000049c0| 66 65 72 65 6e 63 65 43 | 6f 75 6e 74 3b 0d 09 0d |ferenceC|ount;...|
|000049d0| 09 2f 2f 0d 09 2f 2f 20 | 4b 65 65 70 20 77 6f 72 |.//..// |Keep wor|
|000049e0| 6b 69 6e 67 20 75 6e 74 | 69 6c 20 77 65 20 66 69 |king unt|il we fi|
|000049f0| 6e 64 20 61 20 74 68 72 | 65 61 64 20 74 6f 20 77 |nd a thr|ead to w|
|00004a00| 61 6b 65 20 75 70 2c 0d | 09 2f 2f 20 6f 72 20 77 |ake up,.|.// or w|
|00004a10| 65 20 72 75 6e 20 6f 75 | 74 20 6f 66 20 74 68 72 |e run ou|t of thr|
|00004a20| 65 61 64 73 20 74 68 61 | 74 20 61 72 65 20 62 6c |eads tha|t are bl|
|00004a30| 6f 63 6b 65 64 20 6f 6e | 20 75 73 0d 09 2f 2f 0d |ocked on| us..//.|
|00004a40| 09 77 68 69 6c 65 28 66 | 42 6c 6f 63 6b 65 64 54 |.while(f|BlockedT|
|00004a50| 68 72 65 61 64 73 2e 51 | 75 65 75 65 64 54 68 72 |hreads.Q|ueuedThr|
|00004a60| 65 61 64 73 28 29 20 3e | 20 30 29 0d 09 7b 0d 09 |eads() >| 0)..{..|
|00004a70| 09 2f 2f 0d 09 09 2f 2f | 20 54 61 6b 65 20 74 68 |.//...//| Take th|
|00004a80| 65 20 66 69 72 73 74 20 | 74 68 72 65 61 64 20 77 |e first |thread w|
|00004a90| 61 69 74 69 6e 67 20 69 | 6e 20 6c 69 6e 65 20 61 |aiting i|n line a|
|00004aa0| 6e 64 20 77 61 6b 65 20 | 69 74 20 75 70 0d 09 09 |nd wake |it up...|
|00004ab0| 2f 2f 0d 09 09 72 65 6c | 65 61 73 65 64 54 68 72 |//...rel|easedThr|
|00004ac0| 65 61 64 20 3d 20 66 42 | 6c 6f 63 6b 65 64 54 68 |ead = fB|lockedTh|
|00004ad0| 72 65 61 64 73 2e 44 65 | 71 75 65 75 65 28 29 3b |reads.De|queue();|
|00004ae0| 0d 09 09 0d 09 09 2f 2f | 0d 09 09 2f 2f 20 49 66 |......//|...// If|
|00004af0| 20 77 65 20 68 61 76 65 | 20 61 20 74 68 72 65 61 | we have| a threa|
|00004b00| 64 2c 20 74 72 79 20 74 | 6f 20 77 61 6b 65 20 69 |d, try t|o wake i|
|00004b10| 74 20 75 70 2e 20 20 53 | 74 6f 70 20 77 6f 72 6b |t up.  S|top work|
|00004b20| 69 6e 67 0d 09 09 2f 2f | 20 69 66 20 77 65 20 63 |ing...//| if we c|
|00004b30| 61 6e 3b 20 69 66 20 77 | 65 20 63 61 6e 27 74 20 |an; if w|e can't |
|00004b40| 77 61 6b 65 20 69 74 20 | 75 70 20 28 6d 61 79 62 |wake it |up (mayb|
|00004b50| 65 20 73 6f 6d 65 6f 6e | 65 20 6b 69 6c 6c 65 64 |e someon|e killed|
|00004b60| 0d 09 09 2f 2f 20 69 74 | 20 61 6c 72 65 61 64 79 |...// it| already|
|00004b70| 29 2c 20 74 68 65 6e 20 | 74 72 79 20 74 6f 20 70 |), then |try to p|
|00004b80| 6f 70 20 6f 66 66 20 74 | 68 65 20 6e 65 78 74 20 |op off t|he next |
|00004b90| 74 68 72 65 61 64 20 69 | 6e 20 74 68 65 20 6c 69 |thread i|n the li|
|00004ba0| 73 74 2e 0d 09 09 2f 2f | 0d 09 09 69 66 20 28 72 |st....//|...if (r|
|00004bb0| 65 6c 65 61 73 65 64 54 | 68 72 65 61 64 20 21 3d |eleasedT|hread !=|
|00004bc0| 20 6b 4e 6f 54 68 72 65 | 61 64 49 44 29 0d 09 09 | kNoThre|adID)...|
|00004bd0| 7b 0d 09 09 09 2f 2f 0d | 09 09 09 2f 2f 20 49 66 |{....//.|...// If|
|00004be0| 20 74 68 65 20 74 68 72 | 65 61 64 20 63 61 6e 27 | the thr|ead can'|
|00004bf0| 74 20 62 65 20 77 6f 6b | 65 6e 20 75 70 2c 20 74 |t be wok|en up, t|
|00004c00| 68 65 6e 20 69 74 20 77 | 69 6c 6c 20 6e 65 76 65 |hen it w|ill neve|
|00004c10| 72 0d 09 09 09 2f 2f 20 | 66 61 6c 6c 20 6f 75 74 |r....// |fall out|
|00004c20| 20 66 72 6f 6d 20 54 53 | 65 6d 61 70 68 6f 72 65 | from TS|emaphore|
|00004c30| 3a 3a 47 72 61 62 3b 20 | 69 6e 20 74 68 61 74 20 |::Grab; |in that |
|00004c40| 63 61 73 65 2c 20 64 65 | 63 72 65 6d 65 6e 74 0d |case, de|crement.|
|00004c50| 09 09 09 2f 2f 20 74 68 | 65 20 63 6f 75 6e 74 20 |...// th|e count |
|00004c60| 6f 66 20 62 6c 6f 63 6b | 65 64 20 74 68 72 65 61 |of block|ed threa|
|00004c70| 64 73 2e 0d 09 09 09 2f | 2f 0d 09 09 09 69 66 28 |ds...../|/....if(|
|00004c80| 53 65 74 54 68 72 65 61 | 64 53 74 61 74 65 28 72 |SetThrea|dState(r|
|00004c90| 65 6c 65 61 73 65 64 54 | 68 72 65 61 64 2c 20 6b |eleasedT|hread, k|
|00004ca0| 52 65 61 64 79 54 68 72 | 65 61 64 53 74 61 74 65 |ReadyThr|eadState|
|00004cb0| 2c 20 6b 4e 6f 54 68 72 | 65 61 64 49 44 29 20 3d |, kNoThr|eadID) =|
|00004cc0| 3d 20 6e 6f 45 72 72 29 | 0d 09 09 09 09 62 72 65 |= noErr)|.....bre|
|00004cd0| 61 6b 3b 0d 09 09 09 65 | 6c 73 65 0d 09 09 09 09 |ak;....e|lse.....|
|00004ce0| 74 68 69 73 2d 3e 52 65 | 6c 65 61 73 65 52 65 66 |this->Re|leaseRef|
|00004cf0| 65 72 65 6e 63 65 28 29 | 3b 0d 09 09 7d 0d 09 7d |erence()|;...}..}|
|00004d00| 0d 09 0d 09 2f 2f 0d 09 | 2f 2f 20 52 65 6c 65 61 |....//..|// Relea|
|00004d10| 73 65 20 74 68 65 20 72 | 65 66 65 72 65 6e 63 65 |se the r|eference|
|00004d20| 20 77 65 20 67 72 61 62 | 62 65 64 0d 09 2f 2f 0d | we grab|bed..//.|
|00004d30| 09 74 68 69 73 2d 3e 52 | 65 6c 65 61 73 65 52 65 |.this->R|eleaseRe|
|00004d40| 66 65 72 65 6e 63 65 28 | 29 3b 0d 09 0d 09 72 65 |ference(|);....re|
|00004d50| 74 75 72 6e 20 72 65 6c | 65 61 73 65 64 54 68 72 |turn rel|easedThr|
|00004d60| 65 61 64 3b 0d 7d 0d 0d | 2f 2f 2d 2d 2d 2d 2d 2d |ead;.}..|//------|
|00004d70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004d80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004d90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004da0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004db0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004dc0| 2d 2d 0d 2f 2f 20 54 53 | 65 6d 61 70 68 6f 72 65 |--.// TS|emaphore|
|00004dd0| 3a 3a 52 65 6c 65 61 73 | 65 41 6c 6c 54 68 72 65 |::Releas|eAllThre|
|00004de0| 61 64 73 3a 20 0d 2f 2f | 20 52 65 6c 65 61 73 65 |ads: .//| Release|
|00004df0| 20 65 76 65 72 79 6f 6e | 65 20 77 68 6f d5 73 20 | everyon|e who.s |
|00004e00| 62 6c 6f 63 6b 65 64 20 | 6f 6e 20 75 73 20 62 79 |blocked |on us by|
|00004e10| 20 73 69 6d 70 6c 79 20 | 72 65 6c 65 61 73 69 6e | simply |releasin|
|00004e20| 67 20 74 68 72 65 61 64 | 73 20 75 6e 74 69 6c 20 |g thread|s until |
|00004e30| 6e 6f 20 6f 6e 65 20 69 | 73 20 6c 65 66 74 2e 0d |no one i|s left..|
|00004e40| 2f 2f 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |//------|--------|
|00004e50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004e60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004e70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004e80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004e90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 0d 76 6f 69 64 20 |--------|--.void |
|00004ea0| 54 53 65 6d 61 70 68 6f | 72 65 3a 3a 52 65 6c 65 |TSemapho|re::Rele|
|00004eb0| 61 73 65 41 6c 6c 54 68 | 72 65 61 64 73 28 29 0d |aseAllTh|reads().|
|00004ec0| 7b 0d 09 2f 2f 0d 09 2f | 2f 20 50 72 6f 62 61 62 |{..//../|/ Probab|
|00004ed0| 6c 79 20 6e 6f 74 20 6e | 65 63 65 73 73 61 72 79 |ly not n|ecessary|
|00004ee0| 2c 20 62 75 74 20 6c 65 | 74 27 73 20 6d 61 6b 65 |, but le|t's make|
|00004ef0| 20 73 75 72 65 20 74 68 | 61 74 20 74 68 69 73 0d | sure th|at this.|
|00004f00| 09 2f 2f 20 73 65 6d 61 | 70 68 6f 72 65 20 69 73 |.// sema|phore is|
|00004f10| 20 6e 65 76 65 72 20 64 | 65 6c 65 74 65 64 20 77 | never d|eleted w|
|00004f20| 68 69 6c 65 20 77 65 27 | 72 65 20 77 6f 72 6b 69 |hile we'|re worki|
|00004f30| 6e 67 20 77 69 74 68 20 | 69 74 2e 0d 09 2f 2f 0d |ng with |it...//.|
|00004f40| 09 2b 2b 66 52 65 66 65 | 72 65 6e 63 65 43 6f 75 |.++fRefe|renceCou|
|00004f50| 6e 74 3b 0d 2f 2f 09 77 | 68 69 6c 65 20 28 66 42 |nt;.//.w|hile (fB|
|00004f60| 6c 6f 63 6b 65 64 54 68 | 72 65 61 64 73 2e 51 75 |lockedTh|reads.Qu|
|00004f70| 65 75 65 64 54 68 72 65 | 61 64 73 28 29 20 3e 20 |euedThre|ads() > |
|00004f80| 30 29 0d 09 09 74 68 69 | 73 2d 3e 52 65 6c 65 61 |0)...thi|s->Relea|
|00004f90| 73 65 4f 6e 65 54 68 72 | 65 61 64 28 29 3b 0d 09 |seOneThr|ead();..|
|00004fa0| 0d 09 2f 2f 0d 09 2f 2f | 20 52 65 6c 65 61 73 65 |..//..//| Release|
|00004fb0| 20 74 68 65 20 72 65 66 | 65 72 65 6e 63 65 20 77 | the ref|erence w|
|00004fc0| 65 20 67 72 61 62 62 65 | 64 0d 09 2f 2f 0d 09 74 |e grabbe|d..//..t|
|00004fd0| 68 69 73 2d 3e 52 65 6c | 65 61 73 65 52 65 66 65 |his->Rel|easeRefe|
|00004fe0| 72 65 6e 63 65 28 29 3b | 0d 7d 0d 0d 2f 2f 2d 2d |rence();|.}..//--|
|00004ff0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005000| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005010| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005020| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005030| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005040| 2d 2d 2d 2d 2d 2d 0d 2f | 2f 20 54 53 65 6d 61 70 |------./|/ TSemap|
|00005050| 68 6f 72 65 3a 3a 43 68 | 65 63 6b 49 66 54 69 6d |hore::Ch|eckIfTim|
|00005060| 65 72 45 78 70 69 72 65 | 64 0d 2f 2f 0d 2f 2f 20 |erExpire|d.//.// |
|00005070| 43 75 72 72 65 6e 74 54 | 69 6d 65 20 69 73 20 6a |CurrentT|ime is j|
|00005080| 75 73 74 20 27 54 69 63 | 6b 43 6f 75 6e 74 27 2c |ust 'Tic|kCount',|
|00005090| 20 62 75 74 20 73 69 6e | 63 65 20 74 68 69 73 20 | but sin|ce this |
|000050a0| 72 6f 75 74 69 6e 65 20 | 69 73 20 61 6c 77 61 79 |routine |is alway|
|000050b0| 73 20 63 61 6c 6c 65 64 | 20 66 72 6f 6d 20 61 0d |s called| from a.|
|000050c0| 2f 2f 20 6c 6f 6f 70 2c | 20 49 20 64 69 64 6e 27 |// loop,| I didn'|
|000050d0| 74 20 74 68 69 6e 6b 20 | 74 68 65 72 65 20 77 61 |t think |there wa|
|000050e0| 73 20 61 6e 79 20 70 6f | 69 6e 74 20 69 6e 20 63 |s any po|int in c|
|000050f0| 61 6c 6c 69 6e 67 20 69 | 74 20 6f 76 65 72 20 61 |alling i|t over a|
|00005100| 6e 64 20 6f 76 65 72 20 | 61 67 61 69 6e 2e 0d 2f |nd over |again../|
|00005110| 2f 0d 2f 2f 20 49 66 20 | 74 68 65 20 74 69 6d 65 |/.// If |the time|
|00005120| 72 20 68 61 73 20 65 78 | 70 69 72 65 64 2c 20 74 |r has ex|pired, t|
|00005130| 68 65 6e 20 73 65 74 20 | 66 46 61 69 6c 4f 6e 57 |hen set |fFailOnW|
|00005140| 61 6b 65 75 70 20 74 6f | 20 65 72 72 41 45 54 69 |akeup to| errAETi|
|00005150| 6d 65 6f 75 74 20 61 6e | 64 20 77 61 6b 65 20 75 |meout an|d wake u|
|00005160| 70 0d 2f 2f 20 61 6c 6c | 20 6f 66 20 74 68 65 20 |p.// all| of the |
|00005170| 62 6c 6f 63 6b 65 64 20 | 74 68 72 65 61 64 73 2e |blocked |threads.|
|00005180| 0d 2f 2f 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.//-----|--------|
|00005190| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000051a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000051b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000051c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000051d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 0d 42 6f 6f 6c |--------|---.Bool|
|000051e0| 65 61 6e 20 54 53 65 6d | 61 70 68 6f 72 65 3a 3a |ean TSem|aphore::|
|000051f0| 43 68 65 63 6b 49 66 54 | 69 6d 65 72 45 78 70 69 |CheckIfT|imerExpi|
|00005200| 72 65 64 28 75 6e 73 69 | 67 6e 65 64 20 6c 6f 6e |red(unsi|gned lon|
|00005210| 67 20 63 75 72 72 65 6e | 74 54 69 6d 65 29 0d 7b |g curren|tTime).{|
|00005220| 09 0d 09 2f 2f 0d 09 2f | 2f 20 49 6e 20 6f 72 64 |...//../|/ In ord|
|00005230| 65 72 20 66 6f 72 20 6f | 75 72 20 74 69 6d 65 72 |er for o|ur timer|
|00005240| 20 74 6f 20 72 75 6e 20 | 6f 75 74 2c 20 6f 6e 65 | to run |out, one|
|00005250| 20 6f 66 20 66 53 65 6d | 61 70 68 6f 72 65 54 69 | of fSem|aphoreTi|
|00005260| 6d 65 6f 75 74 56 61 6c | 75 65 0d 09 2f 2f 20 6f |meoutVal|ue..// o|
|00005270| 72 20 66 53 65 6d 61 70 | 68 6f 72 65 4d 61 78 57 |r fSemap|horeMaxW|
|00005280| 61 69 74 54 69 6d 65 20 | 6d 75 73 74 20 62 65 20 |aitTime |must be |
|00005290| 73 6f 6d 65 74 68 69 6e | 67 20 6f 74 68 65 72 20 |somethin|g other |
|000052a0| 74 68 61 6e 20 6b 4e 65 | 76 65 72 54 69 6d 65 6f |than kNe|verTimeo|
|000052b0| 75 74 53 65 6d 61 70 68 | 6f 72 65 2c 0d 09 2f 2f |utSemaph|ore,..//|
|000052c0| 20 41 4e 44 20 74 68 65 | 20 74 69 6d 65 20 6d 75 | AND the| time mu|
|000052d0| 73 74 20 68 61 76 65 20 | 65 78 70 69 72 65 64 20 |st have |expired |
|000052e0| 66 6f 72 20 74 68 69 73 | 20 73 65 6d 61 70 68 6f |for this| semapho|
|000052f0| 72 65 2e 0d 09 2f 2f 0d | 09 72 65 74 75 72 6e 20 |re...//.|.return |
|00005300| 28 09 28 28 66 53 65 6d | 61 70 68 6f 72 65 54 69 |(.((fSem|aphoreTi|
|00005310| 6d 65 6f 75 74 56 61 6c | 75 65 20 21 3d 20 6b 4e |meoutVal|ue != kN|
|00005320| 65 76 65 72 54 69 6d 65 | 6f 75 74 53 65 6d 61 70 |everTime|outSemap|
|00005330| 68 6f 72 65 29 20 7c 7c | 20 28 66 53 65 6d 61 70 |hore) ||| (fSemap|
|00005340| 68 6f 72 65 4d 61 78 57 | 61 69 74 54 69 6d 65 20 |horeMaxW|aitTime |
|00005350| 21 3d 20 6b 4e 65 76 65 | 72 54 69 6d 65 6f 75 74 |!= kNeve|rTimeout|
|00005360| 53 65 6d 61 70 68 6f 72 | 65 29 29 0d 09 09 09 09 |Semaphor|e)).....|
|00005370| 26 26 20 54 69 6d 65 45 | 78 70 69 72 65 64 28 66 |&& TimeE|xpired(f|
|00005380| 42 6c 6f 63 6b 53 74 61 | 72 74 54 69 63 6b 2c 20 |BlockSta|rtTick, |
|00005390| 66 54 69 6d 65 6f 75 74 | 54 69 63 6b 2c 20 63 75 |fTimeout|Tick, cu|
|000053a0| 72 72 65 6e 74 54 69 6d | 65 29 09 29 3b 0d 7d 0d |rrentTim|e).);.}.|
|000053b0| 0d 2f 2f 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.//-----|--------|
|000053c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000053d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000053e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000053f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005400| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 0d 2f 2f 20 54 |--------|---.// T|
|00005410| 53 65 6d 61 70 68 6f 72 | 65 3a 3a 53 65 6d 61 70 |Semaphor|e::Semap|
|00005420| 68 6f 72 65 54 69 6d 65 | 64 4f 75 74 0d 2f 2f 0d |horeTime|dOut.//.|
|00005430| 2f 2f 20 49 66 20 74 68 | 65 20 74 69 6d 65 72 20 |// If th|e timer |
|00005440| 65 78 70 69 72 65 64 2c | 20 64 65 61 6c 20 77 69 |expired,| deal wi|
|00005450| 74 68 20 69 74 2e 0d 2f | 2f 2d 2d 2d 2d 2d 2d 2d |th it../|/-------|
|00005460| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005470| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005480| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005490| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000054a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000054b0| 2d 0d 76 6f 69 64 20 54 | 53 65 6d 61 70 68 6f 72 |-.void T|Semaphor|
|000054c0| 65 3a 3a 53 65 6d 61 70 | 68 6f 72 65 54 69 6d 65 |e::Semap|horeTime|
|000054d0| 64 4f 75 74 28 29 0d 7b | 0d 09 2f 2f 20 44 65 62 |dOut().{|..// Deb|
|000054e0| 75 67 53 74 72 28 22 5c | 70 53 65 6d 61 70 68 6f |ugStr("\|pSemapho|
|000054f0| 72 65 20 74 69 6d 65 64 | 20 6f 75 74 21 20 20 57 |re timed| out!  W|
|00005500| 61 6b 65 20 75 70 20 62 | 6c 6f 63 6b 65 64 20 74 |ake up b|locked t|
|00005510| 68 72 65 61 64 73 22 29 | 3b 0d 09 0d 09 66 46 61 |hreads")|;....fFa|
|00005520| 69 6c 4f 6e 57 61 6b 65 | 75 70 20 3d 20 65 72 72 |ilOnWake|up = err|
|00005530| 41 45 54 69 6d 65 6f 75 | 74 3b 0d 09 74 68 69 73 |AETimeou|t;..this|
|00005540| 2d 3e 52 65 6c 65 61 73 | 65 41 6c 6c 54 68 72 65 |->Releas|eAllThre|
|00005550| 61 64 73 28 29 3b 0d 7d | 0d 0d 2f 2f 2d 2d 2d 2d |ads();.}|..//----|
|00005560| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005570| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005580| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005590| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000055a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000055b0| 2d 2d 2d 2d 0d 2f 2f 20 | 54 53 65 6d 61 70 68 6f |----.// |TSemapho|
|000055c0| 72 65 3a 3a 41 64 64 47 | 72 61 63 65 50 65 72 69 |re::AddG|racePeri|
|000055d0| 6f 64 0d 2f 2f 0d 2f 2f | 20 41 63 6f 75 6e 74 20 |od.//.//| Acount |
|000055e0| 66 6f 72 20 74 68 65 20 | 66 61 63 74 20 74 68 61 |for the |fact tha|
|000055f0| 74 20 74 68 65 20 6d 61 | 63 68 69 6e 65 20 6d 61 |t the ma|chine ma|
|00005600| 79 20 68 61 76 65 20 62 | 65 65 6e 20 6c 6f 63 6b |y have b|een lock|
|00005610| 65 64 20 75 70 20 66 6f | 72 20 61 20 77 68 69 6c |ed up fo|r a whil|
|00005620| 65 20 62 79 0d 2f 2f 20 | 75 73 65 72 20 61 63 74 |e by.// |user act|
|00005630| 69 6f 6e 73 20 6f 72 20 | 77 68 61 74 2d 68 61 76 |ions or |what-hav|
|00005640| 65 2d 79 6f 75 2e 0d 2f | 2f 2d 2d 2d 2d 2d 2d 2d |e-you../|/-------|
|00005650| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005660| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005670| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005680| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005690| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000056a0| 2d 0d 76 6f 69 64 20 54 | 53 65 6d 61 70 68 6f 72 |-.void T|Semaphor|
|000056b0| 65 3a 3a 41 64 64 47 72 | 61 63 65 50 65 72 69 6f |e::AddGr|acePerio|
|000056c0| 64 28 6c 6f 6e 67 20 67 | 72 61 63 65 50 65 72 69 |d(long g|racePeri|
|000056d0| 6f 64 29 0d 7b 0d 09 2f | 2f 0d 09 2f 2f 20 50 72 |od).{../|/..// Pr|
|000056e0| 65 74 65 6e 64 20 74 68 | 61 74 20 6f 75 72 20 74 |etend th|at our t|
|000056f0| 69 6d 65 72 20 77 61 73 | 20 72 65 73 65 74 20 27 |imer was| reset '|
|00005700| 67 72 61 63 65 50 65 72 | 69 6f 64 27 20 74 69 63 |gracePer|iod' tic|
|00005710| 6b 73 0d 09 2f 2f 20 6c | 61 74 65 72 20 74 68 61 |ks..// l|ater tha|
|00005720| 6e 20 69 74 20 61 63 74 | 75 61 6c 6c 79 20 77 61 |n it act|ually wa|
|00005730| 73 2e 0d 09 2f 2f 0d 09 | 66 54 69 6d 65 6f 75 74 |s...//..|fTimeout|
|00005740| 54 69 63 6b 20 2b 3d 20 | 67 72 61 63 65 50 65 72 |Tick += |gracePer|
|00005750| 69 6f 64 3b 0d 7d 20 2f | 2f 20 54 53 65 6d 61 70 |iod;.} /|/ TSemap|
|00005760| 68 6f 72 65 3a 3a 41 64 | 64 47 72 61 63 65 50 65 |hore::Ad|dGracePe|
|00005770| 72 69 6f 64 0d 0d 2f 2f | 2d 2d 2d 2d 2d 2d 2d 2d |riod..//|--------|
|00005780| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005790| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000057a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000057b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000057c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000057d0| 0d 2f 2f 20 54 53 65 6d | 61 70 68 6f 72 65 3a 3a |.// TSem|aphore::|
|000057e0| 52 65 73 65 74 54 69 6d | 65 6f 75 74 54 69 6d 65 |ResetTim|eoutTime|
|000057f0| 72 0d 2f 2f 0d 2f 2f 20 | 52 65 73 65 74 20 74 68 |r.//.// |Reset th|
|00005800| 65 20 74 69 6d 65 72 2c | 20 62 75 74 20 64 6f 6e |e timer,| but don|
|00005810| 27 74 20 61 6c 6c 6f 77 | 20 69 74 20 74 6f 20 67 |'t allow| it to g|
|00005820| 6f 20 70 61 73 74 20 27 | 6d 61 78 54 69 6d 6f 75 |o past '|maxTimou|
|00005830| 74 56 61 6c 75 65 27 2e | 0d 2f 2f 2d 2d 2d 2d 2d |tValue'.|.//-----|
|00005840| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005850| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005860| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005870| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005880| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005890| 2d 2d 2d 0d 76 6f 69 64 | 20 54 53 65 6d 61 70 68 |---.void| TSemaph|
|000058a0| 6f 72 65 3a 3a 52 65 73 | 65 74 54 69 6d 65 6f 75 |ore::Res|etTimeou|
|000058b0| 74 54 69 6d 65 72 28 29 | 0d 7b 0d 09 75 6e 73 69 |tTimer()|.{..unsi|
|000058c0| 67 6e 65 64 20 6c 6f 6e | 67 20 63 75 72 72 65 6e |gned lon|g curren|
|000058d0| 74 54 69 6d 65 20 3d 20 | 54 69 63 6b 43 6f 75 6e |tTime = |TickCoun|
|000058e0| 74 28 29 3b 0d 09 75 6e | 73 69 67 6e 65 64 20 6c |t();..un|signed l|
|000058f0| 6f 6e 67 20 6e 65 77 54 | 69 6d 65 6f 75 74 56 61 |ong newT|imeoutVa|
|00005900| 6c 75 65 20 3d 20 66 53 | 65 6d 61 70 68 6f 72 65 |lue = fS|emaphore|
|00005910| 54 69 6d 65 6f 75 74 56 | 61 6c 75 65 3b 0d 09 09 |TimeoutV|alue;...|
|00005920| 0d 09 2f 2f 0d 09 2f 2f | 20 50 69 6e 20 74 68 65 |..//..//| Pin the|
|00005930| 20 74 69 6d 65 6f 75 74 | 20 76 61 6c 75 65 20 72 | timeout| value r|
|00005940| 61 74 68 65 72 20 74 68 | 61 6e 20 74 68 65 20 74 |ather th|an the t|
|00005950| 69 6d 65 6f 75 74 20 74 | 69 63 6b 2c 0d 09 2f 2f |imeout t|ick,..//|
|00005960| 20 73 6f 20 77 65 20 64 | 6f 6e 27 74 20 67 65 74 | so we d|on't get|
|00005970| 20 6d 65 73 73 65 64 20 | 75 70 20 62 79 20 6f 76 | messed |up by ov|
|00005980| 65 72 66 6c 6f 77 20 70 | 72 6f 62 6c 65 6d 73 2e |erflow p|roblems.|
|00005990| 0d 09 2f 2f 0d 09 2f 2f | 20 4e 6f 74 65 20 74 68 |..//..//| Note th|
|000059a0| 61 74 20 69 66 20 77 65 | 20 68 61 76 65 20 70 61 |at if we| have pa|
|000059b0| 73 73 65 64 20 27 28 66 | 42 6c 6f 63 6b 53 74 61 |ssed '(f|BlockSta|
|000059c0| 72 74 54 69 63 6b 20 2b | 20 66 53 65 6d 61 70 68 |rtTick +| fSemaph|
|000059d0| 6f 72 65 4d 61 78 57 61 | 69 74 54 69 6d 65 29 27 |oreMaxWa|itTime)'|
|000059e0| 2c 0d 09 2f 2f 20 74 68 | 65 6e 20 6d 61 78 54 69 |,..// th|en maxTi|
|000059f0| 6d 65 6f 75 74 56 61 6c | 75 65 20 77 69 6c 6c 20 |meoutVal|ue will |
|00005a00| 62 65 20 6e 65 67 61 74 | 69 76 65 2e 20 20 54 68 |be negat|ive.  Th|
|00005a10| 69 73 20 69 73 20 77 68 | 61 74 20 77 65 0d 09 2f |is is wh|at we../|
|00005a20| 2f 20 77 61 6e 74 3a 20 | 20 74 68 65 20 73 65 6d |/ want: | the sem|
|00005a30| 61 70 68 6f 72 65 20 73 | 68 6f 75 6c 64 20 74 69 |aphore s|hould ti|
|00005a40| 6d 65 20 6f 75 74 20 6f | 6e 20 74 68 65 20 6e 65 |me out o|n the ne|
|00005a50| 78 74 20 63 61 6c 6c 20 | 74 6f 0d 09 2f 2f 20 27 |xt call |to..// '|
|00005a60| 43 68 65 63 6b 49 66 54 | 69 6d 65 72 45 78 70 69 |CheckIfT|imerExpi|
|00005a70| 72 65 64 27 2e 0d 09 2f | 2f 0d 09 69 66 28 66 53 |red'.../|/..if(fS|
|00005a80| 65 6d 61 70 68 6f 72 65 | 4d 61 78 57 61 69 74 54 |emaphore|MaxWaitT|
|00005a90| 69 6d 65 20 21 3d 20 6b | 4e 65 76 65 72 54 69 6d |ime != k|NeverTim|
|00005aa0| 65 6f 75 74 53 65 6d 61 | 70 68 6f 72 65 29 0d 09 |eoutSema|phore)..|
|00005ab0| 7b 0d 09 09 75 6e 73 69 | 67 6e 65 64 20 6c 6f 6e |{...unsi|gned lon|
|00005ac0| 67 20 6d 61 78 54 69 6d | 65 6f 75 74 56 61 6c 75 |g maxTim|eoutValu|
|00005ad0| 65 20 3d 20 28 66 42 6c | 6f 63 6b 53 74 61 72 74 |e = (fBl|ockStart|
|00005ae0| 54 69 63 6b 20 2b 20 66 | 53 65 6d 61 70 68 6f 72 |Tick + f|Semaphor|
|00005af0| 65 4d 61 78 57 61 69 74 | 54 69 6d 65 29 20 2d 20 |eMaxWait|Time) - |
|00005b00| 63 75 72 72 65 6e 74 54 | 69 6d 65 3b 0d 09 09 69 |currentT|ime;...i|
|00005b10| 66 28 6e 65 77 54 69 6d | 65 6f 75 74 56 61 6c 75 |f(newTim|eoutValu|
|00005b20| 65 20 3e 20 6d 61 78 54 | 69 6d 65 6f 75 74 56 61 |e > maxT|imeoutVa|
|00005b30| 6c 75 65 29 0d 09 09 09 | 6e 65 77 54 69 6d 65 6f |lue)....|newTimeo|
|00005b40| 75 74 56 61 6c 75 65 20 | 3d 20 6d 61 78 54 69 6d |utValue |= maxTim|
|00005b50| 65 6f 75 74 56 61 6c 75 | 65 3b 0d 09 7d 0d 09 0d |eoutValu|e;..}...|
|00005b60| 09 66 54 69 6d 65 6f 75 | 74 54 69 63 6b 20 3d 20 |.fTimeou|tTick = |
|00005b70| 63 75 72 72 65 6e 74 54 | 69 6d 65 20 2b 20 6e 65 |currentT|ime + ne|
|00005b80| 77 54 69 6d 65 6f 75 74 | 56 61 6c 75 65 3b 0d 09 |wTimeout|Value;..|
|00005b90| 0d 09 2f 2f 0d 09 2f 2f | 20 52 65 63 61 6c 63 75 |..//..//| Recalcu|
|00005ba0| 6c 61 74 65 20 74 68 65 | 20 6e 65 78 74 20 74 69 |late the| next ti|
|00005bb0| 6d 65 20 74 68 61 74 20 | 77 65 27 72 65 20 67 6f |me that |we're go|
|00005bc0| 69 6e 67 20 74 6f 20 74 | 65 73 74 0d 09 2f 2f 20 |ing to t|est..// |
|00005bd0| 66 6f 72 20 53 65 6d 61 | 70 68 6f 72 65 20 74 69 |for Sema|phore ti|
|00005be0| 6d 65 6f 75 74 73 20 28 | 6a 75 73 74 20 69 6e 20 |meouts (|just in |
|00005bf0| 63 61 73 65 20 67 4e 65 | 78 74 54 69 6d 65 6f 75 |case gNe|xtTimeou|
|00005c00| 74 54 65 73 74 0d 09 2f | 2f 20 69 73 20 6f 66 66 |tTest../|/ is off|
|00005c10| 20 6f 6e 20 74 68 65 20 | 27 66 6f 72 65 76 65 72 | on the |'forever|
|00005c20| 27 20 73 69 64 65 20 6f | 66 20 67 4c 61 73 74 54 |' side o|f gLastT|
|00005c30| 69 6d 65 6f 75 74 54 65 | 73 74 29 2e 0d 09 2f 2f |imeoutTe|st)...//|
|00005c40| 0d 09 67 4e 65 78 74 54 | 69 6d 65 6f 75 74 54 65 |..gNextT|imeoutTe|
|00005c50| 73 74 20 3d 20 43 6c 6f | 73 65 72 54 69 63 6b 28 |st = Clo|serTick(|
|00005c60| 63 75 72 72 65 6e 74 54 | 69 6d 65 2c 20 67 4e 65 |currentT|ime, gNe|
|00005c70| 78 74 54 69 6d 65 6f 75 | 74 54 65 73 74 2c 20 66 |xtTimeou|tTest, f|
|00005c80| 54 69 6d 65 6f 75 74 54 | 69 63 6b 29 3b 0d 7d 0d |TimeoutT|ick);.}.|
|00005c90| 0d 2f 2f 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.//-----|--------|
|00005ca0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005cb0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005cc0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005cd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005ce0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 0d 2f 2f 20 54 |--------|---.// T|
|00005cf0| 53 65 6d 61 70 68 6f 72 | 65 3a 3a 53 65 74 53 65 |Semaphor|e::SetSe|
|00005d00| 6d 61 70 68 6f 72 65 54 | 69 6d 6f 75 74 56 61 6c |maphoreT|imoutVal|
|00005d10| 75 65 0d 2f 2f 0d 2f 2f | 20 53 70 65 63 69 66 79 |ue.//.//| Specify|
|00005d20| 20 73 6f 6d 65 20 74 69 | 6d 65 6f 75 74 20 76 61 | some ti|meout va|
|00005d30| 6c 75 65 20 6f 74 68 65 | 72 20 74 68 61 6e 20 74 |lue othe|r than t|
|00005d40| 68 65 20 64 65 66 61 75 | 6c 74 20 66 6f 72 20 74 |he defau|lt for t|
|00005d50| 68 69 73 20 73 65 6d 61 | 70 68 6f 72 65 2e 0d 2f |his sema|phore../|
|00005d60| 2f 0d 2f 2f 20 44 6f 6e | 27 74 20 63 61 6c 6c 20 |/.// Don|'t call |
|00005d70| 27 53 65 74 53 65 6d 61 | 70 68 6f 72 65 54 69 6d |'SetSema|phoreTim|
|00005d80| 6f 75 74 56 61 6c 75 65 | 27 20 61 74 20 61 72 62 |outValue|' at arb|
|00005d90| 69 74 72 61 72 79 20 74 | 69 6d 65 73 2c 20 62 65 |itrary t|imes, be|
|00005da0| 63 61 75 73 65 20 69 74 | 20 61 6c 73 6f 20 72 65 |cause it| also re|
|00005db0| 73 65 74 73 20 74 68 65 | 0d 2f 2f 20 74 69 6d 65 |sets the|.// time|
|00005dc0| 6f 75 74 20 74 69 6d 65 | 72 2e 0d 2f 2f 2d 2d 2d |out time|r..//---|
|00005dd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005de0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005df0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005e00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005e10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005e20| 2d 2d 2d 2d 2d 0d 76 6f | 69 64 20 54 53 65 6d 61 |-----.vo|id TSema|
|00005e30| 70 68 6f 72 65 3a 3a 53 | 65 74 53 65 6d 61 70 68 |phore::S|etSemaph|
|00005e40| 6f 72 65 54 69 6d 6f 75 | 74 56 61 6c 75 65 28 6c |oreTimou|tValue(l|
|00005e50| 6f 6e 67 20 74 69 6d 65 | 6f 75 74 56 61 6c 75 65 |ong time|outValue|
|00005e60| 29 0d 7b 0d 09 66 53 65 | 6d 61 70 68 6f 72 65 54 |).{..fSe|maphoreT|
|00005e70| 69 6d 65 6f 75 74 56 61 | 6c 75 65 20 3d 20 74 69 |imeoutVa|lue = ti|
|00005e80| 6d 65 6f 75 74 56 61 6c | 75 65 3b 0d 09 74 68 69 |meoutVal|ue;..thi|
|00005e90| 73 2d 3e 52 65 73 65 74 | 54 69 6d 65 6f 75 74 54 |s->Reset|TimeoutT|
|00005ea0| 69 6d 65 72 28 29 3b 0d | 7d 0d 0d 2f 2f 2d 2d 2d |imer();.|}..//---|
|00005eb0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005ec0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005ed0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005ee0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005ef0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005f00| 2d 2d 2d 2d 2d 0d 2f 2f | 20 54 53 65 6d 61 70 68 |-----.//| TSemaph|
|00005f10| 6f 72 65 3a 3a 53 65 74 | 53 65 6d 61 70 68 6f 72 |ore::Set|Semaphor|
|00005f20| 65 4d 61 78 57 61 69 74 | 54 69 6d 65 0d 2f 2f 0d |eMaxWait|Time.//.|
|00005f30| 2f 2f 20 53 70 65 63 69 | 66 79 20 73 6f 6d 65 20 |// Speci|fy some |
|00005f40| 6d 61 78 69 6d 75 6d 20 | 77 61 69 74 20 74 69 6d |maximum |wait tim|
|00005f50| 65 20 6f 74 68 65 72 20 | 74 68 61 6e 20 74 68 65 |e other |than the|
|00005f60| 20 64 65 66 61 75 6c 74 | 20 66 6f 72 20 74 68 69 | default| for thi|
|00005f70| 73 20 73 65 6d 61 70 68 | 6f 72 65 2e 0d 2f 2f 0d |s semaph|ore..//.|
|00005f80| 2f 2f 20 44 6f 6e 27 74 | 20 63 61 6c 6c 20 27 53 |// Don't| call 'S|
|00005f90| 65 74 53 65 6d 61 70 68 | 6f 72 65 4d 61 78 57 61 |etSemaph|oreMaxWa|
|00005fa0| 69 74 54 69 6d 65 27 20 | 61 74 20 61 72 62 69 74 |itTime' |at arbit|
|00005fb0| 72 61 72 79 20 74 69 6d | 65 73 2c 20 62 65 63 61 |rary tim|es, beca|
|00005fc0| 75 73 65 20 69 74 20 61 | 6c 73 6f 20 72 65 73 65 |use it a|lso rese|
|00005fd0| 74 73 20 74 68 65 0d 2f | 2f 20 74 69 6d 65 6f 75 |ts the./|/ timeou|
|00005fe0| 74 20 74 69 6d 65 72 2e | 0d 2f 2f 2d 2d 2d 2d 2d |t timer.|.//-----|
|00005ff0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00006000| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00006010| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00006020| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00006030| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00006040| 2d 2d 2d 0d 76 6f 69 64 | 20 54 53 65 6d 61 70 68 |---.void| TSemaph|
|00006050| 6f 72 65 3a 3a 53 65 74 | 53 65 6d 61 70 68 6f 72 |ore::Set|Semaphor|
|00006060| 65 4d 61 78 57 61 69 74 | 54 69 6d 65 28 6c 6f 6e |eMaxWait|Time(lon|
|00006070| 67 20 74 69 6d 65 6f 75 | 74 56 61 6c 75 65 29 0d |g timeou|tValue).|
|00006080| 7b 0d 09 66 53 65 6d 61 | 70 68 6f 72 65 4d 61 78 |{..fSema|phoreMax|
|00006090| 57 61 69 74 54 69 6d 65 | 20 3d 20 74 69 6d 65 6f |WaitTime| = timeo|
|000060a0| 75 74 56 61 6c 75 65 3b | 0d 09 74 68 69 73 2d 3e |utValue;|..this->|
|000060b0| 52 65 73 65 74 54 69 6d | 65 6f 75 74 54 69 6d 65 |ResetTim|eoutTime|
|000060c0| 72 28 29 3b 0d 7d 0d 0d | 00 00 00 00 00 00 00 00 |r();.}..|........|
|000060d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000060e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000060f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00006100| 00 00 01 00 00 00 01 54 | 00 00 00 54 00 00 00 46 |.......T|...T...F|
|00006110| 2a 09 09 09 73 65 6d 61 | 70 68 6f 72 65 20 3d 20 |*...sema|phore = |
|00006120| 6e 69 6c 3b 0d 09 4f 53 | 45 72 72 09 09 09 09 65 |nil;..OS|Err....e|
|00006130| 0d 53 65 6d 61 70 68 6f | 72 65 73 2e 63 70 02 00 |.Semapho|res.cp..|
|00006140| 00 00 54 45 58 54 43 57 | 49 45 01 00 00 28 00 00 |..TEXTCW|IE...(..|
|00006150| 00 00 54 45 58 54 43 57 | 49 45 01 00 00 28 00 00 |..TEXTCW|IE...(..|
|00006160| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00006170| 00 00 aa 9a 3e a7 00 00 | 60 48 00 00 01 9a 20 74 |....>...|`H.... t|
|00006180| 6f 20 74 68 69 73 20 6d | 65 73 73 61 67 65 2e 20 |o this m|essage. |
|00006190| 20 54 68 69 73 20 77 69 | 6c 6c 0d 09 2f 2f 20 6f | This wi|ll..// o|
|000061a0| 6e 6c 79 20 72 61 72 65 | 6c 79 20 65 78 69 73 74 |nly rare|ly exist|
|000061b0| 3b 20 74 68 65 20 6f 6e | 6c 79 20 74 69 6d 65 20 |; the on|ly time |
|000061c0| 74 68 61 74 20 69 74 20 | 77 6f 75 6c 64 20 65 78 |that it |would ex|
|000061d0| 69 73 74 20 77 6f 75 6c | 64 0d 09 2f 2f 20 62 65 |ist woul|d..// be|
|000061e0| 20 69 66 20 6d 75 6c 74 | 69 70 6c 65 20 74 68 72 | if mult|iple thr|
|000061f0| 65 61 64 73 20 74 72 69 | 65 64 20 74 6f 20 70 75 |eads tri|ed to pu|
|00006200| 00 00 00 48 00 09 4d 6f | 6e 61 63 6f 00 00 00 00 |...H..Mo|naco....|
|00006210| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00006220| 00 00 00 00 00 00 00 03 | 00 04 00 51 00 0e 01 d3 |........|...Q....|
|00006230| 02 6d 00 51 00 0e 01 d3 | 02 6d ac a9 86 3e 00 00 |.m.Q....|.m...>..|
|00006240| 03 b3 00 00 03 b3 00 00 | 00 00 01 00 00 00 00 04 |........|........|
|00006250| 00 01 00 01 00 00 01 00 | 00 00 01 54 00 00 00 54 |........|...T...T|
|00006260| 00 00 00 46 00 dc bc 88 | 15 4e 00 00 00 1c 00 46 |...F....|.N.....F|
|00006270| 00 01 4d 50 53 52 00 00 | 00 12 4d 57 42 42 00 00 |..MPSR..|..MWBB..|
|00006280| 00 1e 03 ed ff ff 00 00 | 00 00 00 00 00 00 03 f0 |........|........|
|00006290| ff ff 00 00 00 4c 00 00 | 00 00 00 00 00 00 00 00 |.....L..|........|
|000062a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000062b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000062c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000062d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000062e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000062f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
+--------+-------------------------+-------------------------+--------+--------+