diff options
Diffstat (limited to 'gl/m4/strnlen.m4')
-rw-r--r-- | gl/m4/strnlen.m4 | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/gl/m4/strnlen.m4 b/gl/m4/strnlen.m4 new file mode 100644 index 00000000..0213a8ae --- /dev/null +++ b/gl/m4/strnlen.m4 | |||
@@ -0,0 +1,27 @@ | |||
1 | # strnlen.m4 serial 6 | ||
2 | dnl Copyright (C) 2002-2003, 2005, 2006 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_STRNLEN], | ||
8 | [ | ||
9 | dnl Persuade glibc <string.h> to declare strnlen(). | ||
10 | AC_REQUIRE([AC_GNU_SOURCE]) | ||
11 | |||
12 | AC_FUNC_STRNLEN | ||
13 | if test $ac_cv_func_strnlen_working = no; then | ||
14 | # This is necessary because automake-1.6.1 doens't understand | ||
15 | # that the above use of AC_FUNC_STRNLEN means we may have to use | ||
16 | # lib/strnlen.c. | ||
17 | #AC_LIBOBJ(strnlen) | ||
18 | AC_DEFINE(strnlen, rpl_strnlen, | ||
19 | [Define to rpl_strnlen if the replacement function should be used.]) | ||
20 | gl_PREREQ_STRNLEN | ||
21 | fi | ||
22 | ]) | ||
23 | |||
24 | # Prerequisites of lib/strnlen.c. | ||
25 | AC_DEFUN([gl_PREREQ_STRNLEN], [ | ||
26 | AC_CHECK_DECLS_ONCE(strnlen) | ||
27 | ]) | ||