/* Portable version of strchr() | |
This function is in the public domain. */ | |
/* | |
@deftypefn Supplemental char* strchr (const char *@var{s}, int @var{c}) | |
Returns a pointer to the first occurrence of the character @var{c} in | |
the string @var{s}, or @code{NULL} if not found. If @var{c} is itself the | |
null character, the results are undefined. | |
@end deftypefn | |
*/ | |
#include <ansidecl.h> | |
char * | |
strchr (s, c) | |
register const char *s; | |
int c; | |
{ | |
do { | |
if (*s == c) | |
{ | |
return (char*)s; | |
} | |
} while (*s++); | |
return (0); | |
} |