15c6926126
* Add gnulib files generated by gnulib-tool in build-aux, m4 and
grub-core/gnulib directories
* .bzignore: Add **/.deps and autogenerated gnulib files
* configure.ac: Assign auxiliary directory to build-aux, add invocation
of gnulib macros, add grub-core/gnulib/Makefile
* Makefile.am: Add gnulib directory in SUBDIRS (removing unnecessary .),
include m4 directory to aclocal.
* Makefile.util.def: Remove direct compilation of gnulib source files
and use the new grub-core/gnulib/libgnu.a.
* build-aux/config.rpath: move config.rpath from top directory to
build-aux
* conf/Makefile.common: Remove the macro _GL_UNUSED already defined
in gnulib headers
* conf/Makefile.extra-dist: Add m4/gnulib-cache.m4
* grub-core/Makefile.core.def: Remove unnecessary extra_dist
* grub-core/lib/posix_wrap/localcharset.h (locale_charset): Update
header.
* grub-core/lib/posix_wrap/langinfo.h (nl_langinfo): Return static
string.
53 lines
1.6 KiB
Text
53 lines
1.6 KiB
Text
# strndup.m4 serial 18
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dnl Copyright (C) 2002-2003, 2005-2010 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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AC_DEFUN([gl_FUNC_STRNDUP],
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[
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dnl Persuade glibc <string.h> to declare strndup().
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AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
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AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
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AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
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AC_CHECK_DECLS_ONCE([strndup])
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AC_CHECK_FUNCS_ONCE([strndup])
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if test $ac_cv_have_decl_strndup = no; then
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HAVE_DECL_STRNDUP=0
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fi
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if test $ac_cv_func_strndup = yes; then
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# AIX 4.3.3, AIX 5.1 have a function that fails to add the terminating '\0'.
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AC_CACHE_CHECK([for working strndup], [gl_cv_func_strndup_works],
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[AC_RUN_IFELSE([
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AC_LANG_PROGRAM([[#include <string.h>
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#include <stdlib.h>]], [[
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#ifndef HAVE_DECL_STRNDUP
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extern char *strndup (const char *, size_t);
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#endif
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char *s;
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s = strndup ("some longer string", 15);
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free (s);
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s = strndup ("shorter string", 13);
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return s[13] != '\0';]])],
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[gl_cv_func_strndup_works=yes],
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[gl_cv_func_strndup_works=no],
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[
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changequote(,)dnl
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case $host_os in
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aix | aix[3-6]*) gl_cv_func_strndup_works="guessing no";;
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*) gl_cv_func_strndup_works="guessing yes";;
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esac
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changequote([,])dnl
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])])
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case $gl_cv_func_strndup_works in
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*no)
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REPLACE_STRNDUP=1
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AC_LIBOBJ([strndup])
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;;
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esac
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else
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AC_LIBOBJ([strndup])
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fi
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])
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