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.
90 lines
2.5 KiB
Text
90 lines
2.5 KiB
Text
# getdelim.m4 serial 6
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dnl Copyright (C) 2005-2007, 2009-2010 Free Software Foundation, Inc.
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dnl
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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_PREREQ([2.59])
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AC_DEFUN([gl_FUNC_GETDELIM],
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[
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AC_REQUIRE([gl_STDIO_H_DEFAULTS])
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dnl Persuade glibc <stdio.h> to declare getdelim().
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AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
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AC_CHECK_DECLS_ONCE([getdelim])
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AC_CHECK_FUNCS_ONCE([getdelim])
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if test $ac_cv_func_getdelim = yes; then
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dnl Found it in some library. Verify that it works.
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AC_CACHE_CHECK([for working getdelim function], [gl_cv_func_working_getdelim],
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[echo fooNbarN | tr -d '\012' | tr N '\012' > conftest.data
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AC_RUN_IFELSE([AC_LANG_SOURCE([[
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# include <stdio.h>
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# include <stdlib.h>
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# include <string.h>
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int main ()
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{
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FILE *in = fopen ("./conftest.data", "r");
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if (!in)
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return 1;
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{
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/* Test result for a NULL buffer and a zero size.
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Based on a test program from Karl Heuer. */
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char *line = NULL;
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size_t siz = 0;
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int len = getdelim (&line, &siz, '\n', in);
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if (!(len == 4 && line && strcmp (line, "foo\n") == 0))
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return 1;
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}
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{
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/* Test result for a NULL buffer and a non-zero size.
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This crashes on FreeBSD 8.0. */
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char *line = NULL;
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size_t siz = (size_t)(~0) / 4;
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if (getdelim (&line, &siz, '\n', in) == -1)
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return 1;
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}
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return 0;
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}
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]])], [gl_cv_func_working_getdelim=yes] dnl The library version works.
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, [gl_cv_func_working_getdelim=no] dnl The library version does NOT work.
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, dnl We're cross compiling. Assume it works on glibc2 systems.
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[AC_EGREP_CPP([Lucky GNU user],
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[
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#include <features.h>
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#ifdef __GNU_LIBRARY__
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#if (__GLIBC__ >= 2)
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Lucky GNU user
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#endif
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#endif
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],
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[gl_cv_func_working_getdelim=yes],
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[gl_cv_func_working_getdelim=no])]
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)])
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else
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gl_cv_func_working_getdelim=no
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fi
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if test $ac_cv_have_decl_getdelim = no; then
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HAVE_DECL_GETDELIM=0
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fi
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if test $gl_cv_func_working_getdelim = no; then
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if test $ac_cv_func_getdelim = yes; then
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REPLACE_GETDELIM=1
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fi
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AC_LIBOBJ([getdelim])
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gl_PREREQ_GETDELIM
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fi
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])
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# Prerequisites of lib/getdelim.c.
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AC_DEFUN([gl_PREREQ_GETDELIM],
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[
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AC_CHECK_FUNCS([flockfile funlockfile])
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AC_CHECK_DECLS([getc_unlocked])
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])
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