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|00000000| 46 72 6f 6d 20 73 74 64 | 2d 75 6e 69 78 2d 72 65 |From std|-unix-re|
|00000010| 71 75 65 73 74 40 75 75 | 6e 65 74 2e 75 75 2e 6e |quest@uu|net.uu.n|
|00000020| 65 74 20 20 54 75 65 20 | 4f 63 74 20 20 39 20 32 |et  Tue |Oct  9 2|
|00000030| 30 3a 32 30 3a 33 35 20 | 31 39 39 30 0a 52 65 63 |0:20:35 |1990.Rec|
|00000040| 65 69 76 65 64 3a 20 66 | 72 6f 6d 20 63 73 2e 75 |eived: f|rom cs.u|
|00000050| 74 65 78 61 73 2e 65 64 | 75 20 62 79 20 75 75 6e |texas.ed|u by uun|
|00000060| 65 74 2e 75 75 2e 6e 65 | 74 20 28 35 2e 36 31 2f |et.uu.ne|t (5.61/|
|00000070| 31 2e 31 34 29 20 77 69 | 74 68 20 53 4d 54 50 20 |1.14) wi|th SMTP |
|00000080| 0a 09 69 64 20 41 41 32 | 32 37 39 39 3b 20 54 75 |..id AA2|2799; Tu|
|00000090| 65 2c 20 39 20 4f 63 74 | 20 39 30 20 32 30 3a 32 |e, 9 Oct| 90 20:2|
|000000a0| 30 3a 33 35 20 2d 30 34 | 30 30 0a 50 6f 73 74 65 |0:35 -04|00.Poste|
|000000b0| 64 2d 44 61 74 65 3a 20 | 39 20 4f 63 74 20 39 30 |d-Date: |9 Oct 90|
|000000c0| 20 31 34 3a 32 32 3a 31 | 39 20 47 4d 54 0a 52 65 | 14:22:1|9 GMT.Re|
|000000d0| 63 65 69 76 65 64 3a 20 | 62 79 20 63 73 2e 75 74 |ceived: |by cs.ut|
|000000e0| 65 78 61 73 2e 65 64 75 | 20 28 35 2e 36 34 2f 31 |exas.edu| (5.64/1|
|000000f0| 2e 37 37 29 20 0a 46 72 | 6f 6d 3a 20 74 63 74 21 |.77) .Fr|om: tct!|
|00000100| 63 68 69 70 40 63 73 2e | 75 74 65 78 61 73 2e 65 |chip@cs.|utexas.e|
|00000110| 64 75 20 28 43 68 69 70 | 20 53 61 6c 7a 65 6e 62 |du (Chip| Salzenb|
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|00000140| 75 62 6a 65 63 74 3a 20 | 52 65 3a 20 55 6e 69 66 |ubject: |Re: Unif|
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|00000170| 69 6e 74 3f 0a 4d 65 73 | 73 61 67 65 2d 49 64 3a |int?.Mes|sage-Id:|
|00000180| 20 3c 31 33 33 39 32 40 | 63 73 2e 75 74 65 78 61 | <13392@|cs.utexa|
|00000190| 73 2e 65 64 75 3e 0a 52 | 65 66 65 72 65 6e 63 65 |s.edu>.R|eference|
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|000001b0| 78 61 73 2e 65 64 75 3e | 20 3c 31 33 33 34 33 40 |xas.edu>| <13343@|
|000001c0| 63 73 2e 75 74 65 78 61 | 73 2e 65 64 75 3e 20 3c |cs.utexa|s.edu> <|
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|000001e0| 65 64 75 3e 0a 53 65 6e | 64 65 72 3a 20 66 6c 65 |edu>.Sen|der: fle|
|000001f0| 74 63 68 65 72 40 63 73 | 2e 75 74 65 78 61 73 2e |tcher@cs|.utexas.|
|00000200| 65 64 75 0a 4f 72 67 61 | 6e 69 7a 61 74 69 6f 6e |edu.Orga|nization|
|00000210| 3a 20 54 65 6c 74 72 6f | 6e 69 63 73 2f 54 43 54 |: Teltro|nics/TCT|
|00000220| 2c 20 53 61 72 61 73 6f | 74 61 2c 20 46 4c 0a 58 |, Saraso|ta, FL.X|
|00000230| 2d 53 75 62 6d 69 73 73 | 69 6f 6e 73 3a 20 73 74 |-Submiss|ions: st|
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|00000250| 6e 65 74 0a 44 61 74 65 | 3a 20 39 20 4f 63 74 20 |net.Date|: 9 Oct |
|00000260| 39 30 20 31 34 3a 32 32 | 3a 31 39 20 47 4d 54 0a |90 14:22|:19 GMT.|
|00000270| 52 65 70 6c 79 2d 54 6f | 3a 20 73 74 64 2d 75 6e |Reply-To|: std-un|
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|00000290| 54 6f 3a 20 73 74 64 2d | 75 6e 69 78 40 75 75 6e |To: std-|unix@uun|
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|000002b0| 74 74 65 64 2d 62 79 3a | 20 63 68 69 70 40 74 63 |tted-by:| chip@tc|
|000002c0| 74 2e 75 75 63 70 20 28 | 43 68 69 70 20 53 61 6c |t.uucp (|Chip Sal|
|000002d0| 7a 65 6e 62 65 72 67 29 | 0a 0a 41 63 63 6f 72 64 |zenberg)|..Accord|
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|00000300| 52 69 63 68 61 72 64 20 | 41 2e 20 4f 27 4b 65 65 |Richard |A. O'Kee|
|00000310| 66 65 29 3a 0a 3e 4d 79 | 20 70 72 6f 67 72 61 6d |fe):.>My| program|
|00000320| 20 2a 63 61 6e 27 74 2a | 20 6b 6e 6f 77 20 77 68 | *can't*| know wh|
|00000330| 61 74 27 73 20 61 76 61 | 69 6c 61 62 6c 65 2e 20 |at's ava|ilable. |
|00000340| 20 49 66 20 73 6f 6d 65 | 6f 6e 65 20 63 6f 6d 65 | If some|one come|
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|00000360| 73 70 65 63 69 61 6c 20 | 22 6f 70 65 6e 20 68 79 |special |"open hy|
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|00000380| 66 75 6e 63 74 69 6f 6e | 3b 20 6d 79 20 70 72 6f |function|; my pro|
|00000390| 67 72 61 6d 20 63 61 6e | 27 74 0a 3e 62 65 6e 65 |gram can|'t.>bene|
|000003a0| 66 69 74 20 66 72 6f 6d | 20 69 74 2e 20 20 49 66 |fit from| it.  If|
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|00000400| 65 69 72 20 6e 61 6d 65 | 20 73 79 6e 74 61 78 2c |eir name| syntax,|
|00000410| 20 6d 79 20 70 72 6f 67 | 72 61 6d 20 77 69 6c 6c | my prog|ram will|
|00000420| 20 77 6f 72 6b 0a 3e 6a | 75 73 74 20 66 69 6e 65 | work.>j|ust fine|
|00000430| 2e 0a 0a 54 68 61 6e 6b | 20 79 6f 75 2c 20 52 69 |...Thank| you, Ri|
|00000440| 63 68 61 72 64 2c 20 66 | 6f 72 20 73 74 61 74 69 |chard, f|or stati|
|00000450| 6e 67 20 77 65 6c 6c 20 | 77 68 61 74 20 49 20 68 |ng well |what I h|
|00000460| 61 76 65 20 69 6e 74 75 | 69 74 69 76 65 6c 79 20 |ave intu|itively |
|00000470| 66 65 6c 74 2e 0a 0a 28 | 44 61 6e 2c 20 79 6f 75 |felt...(|Dan, you|
|00000480| 20 77 61 6e 74 65 64 20 | 61 20 72 65 61 73 6f 6e | wanted |a reason|
|00000490| 65 64 20 72 65 62 75 74 | 74 61 6c 2e 20 20 56 65 |ed rebut|tal.  Ve|
|000004a0| 72 79 20 77 65 6c 6c 3a | 20 68 65 72 65 20 69 74 |ry well:| here it|
|000004b0| 20 69 73 2e 29 0a 0a 49 | 74 20 69 73 20 74 72 75 | is.)..I|t is tru|
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|00000570| 74 72 69 63 20 76 69 65 | 77 20 6f 66 20 74 68 65 |tric vie|w of the|
|00000580| 20 77 6f 72 6c 64 0a 63 | 6f 75 6c 64 20 70 6f 73 | world.c|ould pos|
|00000590| 73 69 62 6c 79 20 62 65 | 20 75 73 65 66 75 6c 2e |sibly be| useful.|
|000005a0| 20 20 54 6f 20 75 73 65 | 20 52 69 63 68 61 72 64 |  To use| Richard|
|000005b0| 27 73 20 65 78 61 6d 70 | 6c 65 3a 20 77 68 65 6e |'s examp|le: when|
|000005c0| 20 61 20 68 79 70 65 72 | 73 70 61 63 65 0a 73 68 | a hyper|space.sh|
|000005d0| 75 6e 74 20 62 65 63 61 | 6d 65 20 61 76 61 69 6c |unt beca|me avail|
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|000005f0| 75 6c 64 20 72 65 71 75 | 69 72 65 20 6f 6e 6c 79 |uld requ|ire only|
|00000600| 20 61 20 63 68 61 6e 67 | 65 20 74 6f 20 74 68 65 | a chang|e to the|
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|00000620| 64 65 20 61 6e 64 20 61 | 20 72 65 63 6f 6d 70 69 |de and a| recompi|
|00000630| 6c 61 74 69 6f 6e 2e 0a | 0a 48 6f 77 65 76 65 72 |lation..|.However|
|00000640| 2c 20 74 68 65 20 72 65 | 61 6c 69 74 79 20 6f 66 |, the re|ality of|
|00000650| 20 6d 6f 64 65 72 6e 20 | 55 6e 69 78 20 75 73 65 | modern |Unix use|
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|00000710| 65 6c 20 66 65 61 74 75 | 72 65 73 20 74 68 61 74 |el featu|res that|
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|00000830| 0a 73 74 6f 70 70 65 64 | 2e 20 20 49 20 63 61 6e |.stopped|.  I can|
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|00000870| 20 63 6f 64 65 3b 0a 69 | 6e 20 66 61 63 74 2c 20 | code;.i|n fact, |
|00000880| 6d 79 20 70 65 72 73 6f | 6e 61 6c 20 6d 6f 74 74 |my perso|nal mott|
|00000890| 6f 20 69 73 2c 20 22 55 | 6e 6c 65 73 73 20 79 6f |o is, "U|nless yo|
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|00000900| 0a 74 68 65 79 20 61 72 | 65 2c 20 77 65 20 77 69 |.they ar|e, we wi|
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|00000920| 65 65 20 62 69 6e 61 72 | 79 2d 6f 6e 6c 79 20 64 |ee binar|y-only d|
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|000009e0| 65 6d 0a 65 61 63 68 20 | 74 69 6d 65 20 61 20 6e |em.each |time a n|
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|00000a10| 77 65 72 65 20 61 64 64 | 65 64 20 74 6f 20 74 68 |were add|ed to th|
|00000a20| 65 20 6b 65 72 6e 65 6c | 2e 0a 0a 46 69 6e 61 6c |e kernel|...Final|
|00000a30| 6c 79 2c 20 66 69 6c 65 | 6e 61 6d 65 73 20 6f 66 |ly, file|names of|
|00000a40| 74 65 6e 20 61 72 65 20 | 73 74 6f 72 65 64 20 69 |ten are |stored i|
|00000a50| 6e 20 70 6c 61 63 65 73 | 20 77 68 65 72 65 20 6e |n places| where n|
|00000a60| 6f 20 73 68 65 6c 6c 20 | 77 69 6c 6c 20 65 76 65 |o shell |will eve|
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|00000a90| 69 66 69 63 20 63 6f 6e | 66 69 67 75 72 61 74 69 |ific con|figurati|
|00000aa0| 6f 6e 20 66 69 6c 65 73 | 2e 20 20 53 6f 20 69 6e |on files|.  So in|
|00000ab0| 20 44 61 6e 27 73 0a 68 | 79 70 6f 74 68 65 74 69 | Dan's.h|ypotheti|
|00000ac0| 63 61 6c 20 66 64 2d 63 | 65 6e 74 72 69 63 20 55 |cal fd-c|entric U|
|00000ad0| 4e 49 58 2c 20 77 65 20 | 77 6f 75 6c 64 20 68 61 |NIX, we |would ha|
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|00000af0| 20 70 61 73 73 20 73 75 | 63 68 0a 66 69 6c 65 6e | pass su|ch.filen|
|00000b00| 61 6d 65 73 20 74 6f 20 | 74 68 65 20 73 68 65 6c |ames to |the shel|
|00000b10| 6c 20 66 6f 72 20 69 6e | 74 65 72 70 72 65 74 61 |l for in|terpreta|
|00000b20| 74 69 6f 6e 2c 20 74 68 | 75 73 20 69 6e 63 75 72 |tion, th|us incur|
|00000b30| 72 69 6e 67 20 61 20 70 | 6f 73 73 69 62 6c 79 0a |ring a p|ossibly.|
|00000b40| 73 75 62 73 74 61 6e 74 | 69 61 6c 20 70 65 72 66 |substant|ial perf|
|00000b50| 6f 72 6d 61 6e 63 65 20 | 68 69 74 3b 20 6f 72 20 |ormance |hit; or |
|00000b60| 28 32 29 20 6d 6f 64 69 | 66 79 20 65 61 63 68 20 |(2) modi|fy each |
|00000b70| 70 72 6f 67 72 61 6d 20 | 74 6f 20 75 6e 64 65 72 |program |to under|
|00000b80| 73 74 61 6e 64 0a 61 6c | 6c 20 74 68 65 20 6e 61 |stand.al|l the na|
|00000b90| 6d 65 73 20 74 68 65 20 | 73 68 65 6c 6c 20 77 6f |mes the |shell wo|
|00000ba0| 75 6c 64 20 75 6e 64 65 | 72 73 74 61 6e 64 2e 20 |uld unde|rstand. |
|00000bb0| 20 49 6e 20 6d 79 20 6f | 70 69 6e 69 6f 6e 2c 20 | In my o|pinion, |
|00000bc0| 6e 65 69 74 68 65 72 20 | 6f 66 0a 74 68 65 73 65 |neither |of.these|
|00000bd0| 20 61 6c 74 65 72 6e 61 | 74 69 76 65 73 20 69 73 | alterna|tives is|
|00000be0| 20 76 69 61 62 6c 65 2e | 0a 0a 54 6f 20 73 75 6d | viable.|..To sum|
|00000bf0| 6d 61 72 69 7a 65 3a 0a | 0a 41 20 75 6e 69 66 69 |marize:.|.A unifi|
|00000c00| 65 64 20 6e 61 6d 65 73 | 70 61 63 65 20 68 61 73 |ed names|pace has|
|00000c10| 20 6f 6e 65 20 67 72 65 | 61 74 20 61 64 76 61 6e | one gre|at advan|
|00000c20| 74 61 67 65 3a 20 6e 65 | 77 20 74 79 70 65 73 20 |tage: ne|w types |
|00000c30| 6f 66 20 6f 62 6a 65 63 | 74 73 20 61 72 65 0a 69 |of objec|ts are.i|
|00000c40| 6d 6d 65 64 69 61 74 65 | 6c 79 20 61 76 61 69 6c |mmediate|ly avail|
|00000c50| 61 62 6c 65 20 74 6f 20 | 61 6c 6c 20 70 72 6f 67 |able to |all prog|
|00000c60| 72 61 6d 73 20 2d 2d 20 | 65 76 65 6e 20 74 68 65 |rams -- |even the|
|00000c70| 20 70 72 6f 67 72 61 6d | 73 20 66 6f 72 20 77 68 | program|s for wh|
|00000c80| 69 63 68 0a 79 6f 75 20 | 64 6f 20 6e 6f 74 20 68 |ich.you |do not h|
|00000c90| 61 76 65 20 74 68 65 20 | 6d 65 61 6e 73 20 6f 72 |ave the |means or|
|00000ca0| 20 74 68 65 20 64 65 73 | 69 72 65 20 74 6f 20 6d | the des|ire to m|
|00000cb0| 6f 64 69 66 79 20 61 6e | 64 20 72 65 63 6f 6d 70 |odify an|d recomp|
|00000cc0| 69 6c 65 2e 0a 2d 2d 20 | 0a 43 68 69 70 20 53 61 |ile..-- |.Chip Sa|
|00000cd0| 6c 7a 65 6e 62 65 72 67 | 20 61 74 20 54 65 6c 74 |lzenberg| at Telt|
|00000ce0| 72 6f 6e 69 63 73 2f 54 | 43 54 20 20 20 20 20 3c |ronics/T|CT     <|
|00000cf0| 63 68 69 70 40 74 63 74 | 2e 75 75 63 70 3e 2c 20 |chip@tct|.uucp>, |
|00000d00| 3c 75 75 6e 65 74 21 70 | 64 6e 21 74 63 74 21 63 |<uunet!p|dn!tct!c|
|00000d10| 68 69 70 3e 0a 20 20 20 | 20 22 49 27 76 65 20 62 |hip>.   | "I've b|
|00000d20| 65 65 6e 20 63 72 61 6e | 6b 79 20 65 76 65 72 20 |een cran|ky ever |
|00000d30| 73 69 6e 63 65 20 6d 79 | 20 63 6f 6d 70 2e 75 6e |since my| comp.un|
|00000d40| 69 78 2e 77 69 7a 61 72 | 64 73 20 77 61 73 20 72 |ix.wizar|ds was r|
|00000d50| 65 6d 6f 76 65 64 0a 20 | 20 20 20 20 20 20 20 20 |emoved. |        |
|00000d60| 62 79 20 74 68 61 74 20 | 65 76 69 6c 20 43 68 69 |by that |evil Chi|
|00000d70| 70 20 53 61 6c 7a 65 6e | 62 65 72 67 2e 22 20 20 |p Salzen|berg."  |
|00000d80| 20 2d 2d 20 4a 6f 68 6e | 20 46 2e 20 48 61 75 67 | -- John| F. Haug|
|00000d90| 68 20 49 49 0a 0a 0a 56 | 6f 6c 75 6d 65 2d 4e 75 |h II...V|olume-Nu|
|00000da0| 6d 62 65 72 3a 20 56 6f | 6c 75 6d 65 20 32 31 2c |mber: Vo|lume 21,|
|00000db0| 20 4e 75 6d 62 65 72 20 | 31 39 34 0a 0a          | Number |194..   |
+--------+-------------------------+-------------------------+--------+--------+