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Experimental BBS Explossion 3
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TRANSLAT.C
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1993-04-26
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78 lines
===========================================================================
BBS: The Abacus * HST/DS * Potterville, MI
Date: 04-23-93 (22:53) Number: 80
From: JERRY COFFIN Refer#: NONE
To: ALL Recvd: NO
Subj: translat.c Conf: (36) C Language
---------------------------------------------------------------------------
/* Public Domain by Jerry Coffin. Tested with MSC 7.0. Should
* be quite portable.
*
* Interpets a string in a manner similar to that the compiler
* does string literals in a program. All escape sequences are
* longer than their translated equivalant, so the string is
* translated in place and either remains the same length or
* becomes shorter.
*/
#include <string.h>
#include <stdio.h>
char *translate(char *string ) {
char *here=string;
size_t len=strlen(string);
int num;
int numlen;
while (NULL!=(here=strchr(here,'\\'))) {
numlen=1;
switch(here[1]) {
case '\\':
break;
case 'r':
*here = '\r';
break;
case 'n':
*here = '\n';
break;
case 't':
*here = '\t';
break;
case 'v':
*here = '\v';
break;
case 'a':
*here = '\a';
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
numlen = sscanf(here,"%o",&num);
*here = (char)num;
break;
case 'x':
numlen = sscanf(here,"%x",&num);
*here = (char) num;
break;
}
num = here - string + numlen;
here++;
memmove(here,here+numlen,len-num );
}
return string;
}
Later,
Jerry.
--- PPoint 1.38
* Origin: Point Pointedly Pointless (1:128/77.3)
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