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authorBruno Haible <bruno@clisp.org>2011-11-02 22:34:51 +0100
committerBruno Haible <bruno@clisp.org>2011-11-02 22:55:16 +0100
commit84c3f9cf54eaa688c5a1a26925886535079a91de (patch)
tree6889797e743d2d23c7ce2759f6b789c14637a4f0 /m4/openat.m4
parentafe598a51a14e75cd697a30ac54fa9cc29c8cde0 (diff)
downloadgnulib-84c3f9cf54eaa688c5a1a26925886535079a91de.tar.gz
New module 'unlinkat', split off from module 'openat'.
* m4/unlinkat.m4: New file, extracted from m4/openat.m4. * m4/openat.m4 (gl_FUNC_OPENAT): Don't set GNULIB_UNLINKAT, REPLACE_UNLINKAT, HAVE_UNLINKAT. Don't test for unlinkat. * modules/unlinkat: New file, extracted from modules/openat. Correct the dependency conditions. * modules/openat (Files): Remove lib/unlinkat.c. (Depends-on): Remove rmdir, unlink. (configure.ac): Remove AC_LIBOBJ of unlinkat. * modules/unlinkat-tests: New file, extracted from modules/openat-tests. * modules/openat-tests (Files): Remove tests/test-unlinkat.c, tests/test-rmdir.h, tests/test-unlink.h. (Depends-on): Remove unlinkdir. (Makefile.am): Remove rules for test-unlinkat. * doc/posix-functions/unlinkat.texi: Mention module 'unlinkat' instead of module 'openat'. * NEWS: Mention the change. * modules/linkat-tests (Depends-on): Add unlinkat. * modules/mkfifoat-tests (Depends-on): Likewise. * modules/readlinkat-tests (Depends-on): Likewise.
Diffstat (limited to 'm4/openat.m4')
-rw-r--r--m4/openat.m415
1 files changed, 3 insertions, 12 deletions
diff --git a/m4/openat.m4 b/m4/openat.m4
index 5166caf5ef..86e3144771 100644
--- a/m4/openat.m4
+++ b/m4/openat.m4
@@ -1,4 +1,4 @@
-# serial 39
+# serial 40
# See if we need to use our replacement for Solaris' openat et al functions.
dnl Copyright (C) 2004-2011 Free Software Foundation, Inc.
@@ -17,28 +17,19 @@ AC_DEFUN([gl_FUNC_OPENAT],
GNULIB_FSTATAT=1
GNULIB_MKDIRAT=1
- AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
- GNULIB_UNLINKAT=1
-
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
- AC_CHECK_FUNCS_ONCE([mkdirat openat unlinkat])
+ AC_CHECK_FUNCS_ONCE([mkdirat openat])
AC_REQUIRE([gl_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK])
- AC_REQUIRE([gl_FUNC_UNLINK])
case $ac_cv_func_openat+$gl_cv_func_lstat_dereferences_slashed_symlink in
yes+yes)
- # GNU/Hurd has unlinkat, but it has the same bug as unlink.
- if test $REPLACE_UNLINK = 1; then
- REPLACE_UNLINKAT=1
- fi ;;
+ ;;
yes+*)
# Solaris 9 has *at functions, but uniformly mishandles trailing
# slash in all of them.
REPLACE_OPENAT=1
- REPLACE_UNLINKAT=1
;;
*)
HAVE_OPENAT=0
- HAVE_UNLINKAT=0 # No known system with unlinkat but not openat
gl_PREREQ_OPENAT;;
esac
if test $ac_cv_func_mkdirat != yes; then