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Diffstat (limited to 'm4/strndup.m4')
-rw-r--r-- | m4/strndup.m4 | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/m4/strndup.m4 b/m4/strndup.m4 deleted file mode 100644 index e333f5cfd..000000000 --- a/m4/strndup.m4 +++ /dev/null @@ -1,51 +0,0 @@ -# strndup.m4 serial 7 -dnl Copyright (C) 2002-2003, 2005-2006 Free Software Foundation, Inc. -dnl This file is free software; the Free Software Foundation -dnl gives unlimited permission to copy and/or distribute it, -dnl with or without modifications, as long as this notice is preserved. - -AC_DEFUN([gl_FUNC_STRNDUP], -[ - AC_LIBSOURCES([strndup.c, strndup.h]) - - dnl Persuade glibc <string.h> to declare strndup(). - AC_REQUIRE([AC_GNU_SOURCE]) - - AC_CHECK_DECLS_ONCE([strndup]) - - # AIX 4.3.3, AIX 5.1 have a function that fails to add the terminating '\0'. - AC_CACHE_CHECK([for working strndup], gl_cv_func_strndup, - [AC_RUN_IFELSE([ - AC_LANG_PROGRAM([#include <string.h>], [[ -#ifndef HAVE_DECL_STRNDUP - extern char *strndup (const char *, size_t); -#endif - char *s; - s = strndup ("some longer string", 15); - free (s); - s = strndup ("shorter string", 13); - return s[13] != '\0';]])], - [gl_cv_func_strndup=yes], - [gl_cv_func_strndup=no], - [AC_CHECK_FUNC([strndup], - [AC_EGREP_CPP([too risky], [ -#ifdef _AIX - too risky -#endif - ], - [gl_cv_func_strndup=no], - [gl_cv_func_strndup=yes])], - [gl_cv_func_strndup=no])])]) - if test $gl_cv_func_strndup = yes; then - AC_DEFINE([HAVE_STRNDUP], 1, - [Define if you have the strndup() function and it works.]) - else - AC_LIBOBJ([strndup]) - AC_DEFINE(strndup, rpl_strndup, - [Define to rpl_strndup if the replacement function should be used,]) - gl_PREREQ_STRNDUP - fi -]) - -# Prerequisites of lib/strndup.c. -AC_DEFUN([gl_PREREQ_STRNDUP], [:]) |