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005de2e827
* Makefile.am (EXTRA_DIST): Add `m4/gnulib-cache.m4'. * build-aux/git-version-gen: Keep unchanged.
49 lines
1.5 KiB
Text
49 lines
1.5 KiB
Text
# rmdir.m4 serial 13
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dnl Copyright (C) 2002, 2005, 2009-2012 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_RMDIR],
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[
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AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
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AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
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dnl Detect cygwin 1.5.x bug.
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AC_CHECK_HEADERS_ONCE([unistd.h])
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AC_CACHE_CHECK([whether rmdir works], [gl_cv_func_rmdir_works],
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[mkdir conftest.dir
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touch conftest.file
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AC_RUN_IFELSE(
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[AC_LANG_PROGRAM(
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[[#include <stdio.h>
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#include <errno.h>
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#if HAVE_UNISTD_H
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# include <unistd.h>
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#else /* on Windows with MSVC */
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# include <direct.h>
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#endif
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]], [[int result = 0;
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if (!rmdir ("conftest.file/"))
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result |= 1;
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else if (errno != ENOTDIR)
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result |= 2;
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if (!rmdir ("conftest.dir/./"))
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result |= 4;
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return result;
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]])],
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[gl_cv_func_rmdir_works=yes], [gl_cv_func_rmdir_works=no],
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[case "$host_os" in
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# Guess yes on glibc systems.
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*-gnu*) gl_cv_func_rmdir_works="guessing yes" ;;
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# If we don't know, assume the worst.
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*) gl_cv_func_rmdir_works="guessing no" ;;
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esac
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])
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rm -rf conftest.dir conftest.file])
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case "$gl_cv_func_rmdir_works" in
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*yes) ;;
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*)
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REPLACE_RMDIR=1
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;;
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esac
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])
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