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merged features ancillary, envvar

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This commit is contained in:
Gerhard Rieger 2008-09-22 22:17:55 +02:00
parent bd3810642b
commit 2ffe5a324e
42 changed files with 1898 additions and 287 deletions

16
utils.c
View file

@ -1,5 +1,5 @@
/* source: utils.c */
/* Copyright Gerhard Rieger 2001-2007 */
/* Copyright Gerhard Rieger 2001-2008 */
/* Published under the GNU General Public License V.2, see file COPYING */
/* useful additions to C library */
@ -145,3 +145,17 @@ char *sanitize_string(const char *data, /* input data */
}
return coded;
}
/* copies a substring out of a given buff
returns scratch, \0 terminated; scratch must provide len+1 bytes
*/
char *xiosubstr(char *scratch, const char *str, size_t from, size_t len) {
char *scratch0 = scratch;
str += from;
while (len--) {
*scratch++ = *str++;
}
*scratch = '\0';
return scratch0;
}