| Ying Wang | 0543663 | 2013-04-05 16:01:00 -0700 | [diff] [blame] | 1 | # rawmemchr.m4 serial 2 |
| 2 | dnl Copyright (C) 2003, 2007-2012 Free Software Foundation, Inc. |
| 3 | dnl This file is free software; the Free Software Foundation |
| 4 | dnl gives unlimited permission to copy and/or distribute it, |
| 5 | dnl with or without modifications, as long as this notice is preserved. |
| 6 | |
| 7 | AC_DEFUN([gl_FUNC_RAWMEMCHR], |
| 8 | [ |
| 9 | dnl Persuade glibc <string.h> to declare rawmemchr(). |
| 10 | AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) |
| 11 | |
| 12 | AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS]) |
| 13 | AC_CHECK_FUNCS([rawmemchr]) |
| 14 | if test $ac_cv_func_rawmemchr = no; then |
| 15 | HAVE_RAWMEMCHR=0 |
| 16 | fi |
| 17 | ]) |
| 18 | |
| 19 | # Prerequisites of lib/strchrnul.c. |
| 20 | AC_DEFUN([gl_PREREQ_RAWMEMCHR], [:]) |