[deliverable/binutils-gdb.git] / libiberty / strchr.c

/* 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);
}
Commit	Line	Data
252b5132 RH	1	/* Portable version of strchr()
	2	This function is in the public domain. */
	3
	4	/*
252b5132	5
39423523 DD	6	@deftypefn Supplemental char* strchr (const char *@var{s}, int @var{c})
39423523 DD	7
fa9f0e33	8	Returns a pointer to the first occurrence of the character @var{c} in
99b58139	9	the string @var{s}, or @code{NULL} if not found. If @var{c} is itself the
39423523 DD	10	null character, the results are undefined.
	11
	12	@end deftypefn
252b5132	13
252b5132 RH	14	*/
	15
	16	#include <ansidecl.h>
	17
	18	char *
	19	strchr (s, c)
	20	register const char *s;
	21	int c;
	22	{
	23	do {
	24	if (*s == c)
	25	{
	26	return (char*)s;
	27	}
	28	} while (*s++);
	29	return (0);
	30	}