[thirdparty/gcc.git] / libiberty / strrchr.c

/* Portable version of strrchr().
   This function is in the public domain. */

/*

@deftypefn Supplemental char* strrchr (const char *@var{s}, int @var{c})

Returns a pointer to the last 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 *
strrchr (register const char *s, int c)
{
  char *rtnval = 0;

  do {
    if (*s == c)
      rtnval = (char*) s;
  } while (*s++);
  return (rtnval);
}
Commit	Line	Data
28e9041c	1	/* Portable version of strrchr().
	2	This function is in the public domain. */
	3
	4	/*
614a23c6	5
	6	@deftypefn Supplemental char* strrchr (const char *@var{s}, int @var{c})
	7
997fdf4a	8	Returns a pointer to the last occurrence of the character @var{c} in
a3a8a3df	9	the string @var{s}, or @code{NULL} if not found. If @var{c} is itself the
614a23c6	10	null character, the results are undefined.
	11
	12	@end deftypefn
	13
28e9041c	14	*/
	15
	16	#include <ansidecl.h>
	17
	18	char *
cd72df1f	19	strrchr (register const char *s, int c)
28e9041c	20	{
	21	char *rtnval = 0;
	22
	23	do {
	24	if (*s == c)
	25	rtnval = (char*) s;
	26	} while (*s++);
	27	return (rtnval);
	28	}