binutils-gdb/libiberty/strrchr.c

31 lines
558 B
C
Raw Normal View History

1999-05-03 15:29:11 +08:00
/* Portable version of strrchr().
This function is in the public domain. */
/*
2001-09-27 02:45:50 +08:00
@deftypefn Supplemental char* strrchr (const char *@var{s}, int @var{c})
2001-09-28 04:27:58 +08:00
Returns a pointer to the last occurrence of the character @var{c} in
2001-10-08 06:42:23 +08:00
the string @var{s}, or @code{NULL} if not found. If @var{c} is itself the
2001-09-27 02:45:50 +08:00
null character, the results are undefined.
@end deftypefn
1999-05-03 15:29:11 +08:00
*/
#include <ansidecl.h>
char *
strrchr (s, c)
register const char *s;
int c;
{
char *rtnval = 0;
do {
if (*s == c)
rtnval = (char*) s;
} while (*s++);
return (rtnval);
}