strchrnul.c

来自「gnu tar 源码包。 tar 软件是 Unix 系统下的一个打包软件」· C语言 代码 · 共 32 行

/* Searching in a string.
   Copyright (C) 2003, 2007 Free Software Foundation, Inc.

   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#include <config.h>

/* Specification.  */
#include <string.h>

/* Find the first occurrence of C in S or the final NUL byte.  */
char *
strchrnul (const char *s, int c_in)
{
  char c = c_in;
  while (*s && (*s != c))
    s++;

  return (char *) s;
}