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changeset 12298:6cb1877033fc

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better AC_REQUIRE expanded-before-required-warning avoidance * m4/chown.m4 (gl_FUNC_CHOWN, gl_FUNC_CHOWN_FOLLOWS_SYMLINK): Define with AC_DEFUN_ONCE, rather than AC_DEFUN, to avoid AC_REQUIRE warnings. Suggested by Eric Blake. This change also reverts commit 1b712ba8, which is no longer needed.
author Jim Meyering <meyering@redhat.com>
date Mon, 16 Nov 2009 19:26:35 +0100
parents 77743721a2f3
children 7bc45f101cfd
files ChangeLog m4/chown.m4 modules/chown modules/euidaccess modules/faccessat
diffstat 5 files changed, 14 insertions(+), 6 deletions(-) [+]
line wrap: on
line diff
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2009-11-16  Jim Meyering  <meyering@redhat.com>
+
+	better AC_REQUIRE expanded-before-required-warning avoidance
+	* m4/chown.m4 (gl_FUNC_CHOWN, gl_FUNC_CHOWN_FOLLOWS_SYMLINK): Define
+	with AC_DEFUN_ONCE, rather than AC_DEFUN, to avoid AC_REQUIRE warnings.
+	Suggested by Eric Blake.  This change also reverts commit 1b712ba8,
+	which is no longer needed.
+
 2009-11-16  Eric Blake  <ebb9@byu.net>
 
 	test-freading: clean up temporary file
--- a/m4/chown.m4
+++ b/m4/chown.m4
@@ -1,4 +1,4 @@
-# serial 20
+# serial 21
 # Determine whether we need the chown wrapper.
 
 dnl Copyright (C) 1997-2001, 2003-2005, 2007, 2009
@@ -14,7 +14,7 @@
 
 # From Jim Meyering.
 
-AC_DEFUN([gl_FUNC_CHOWN],
+AC_DEFUN_ONCE([gl_FUNC_CHOWN],
 [
   AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
   AC_REQUIRE([AC_TYPE_UID_T])
@@ -63,7 +63,7 @@
 ])
 
 # Determine whether chown follows symlinks (it should).
-AC_DEFUN([gl_FUNC_CHOWN_FOLLOWS_SYMLINK],
+AC_DEFUN_ONCE([gl_FUNC_CHOWN_FOLLOWS_SYMLINK],
 [
   AC_CACHE_CHECK(
     [whether chown dereferences symlinks],
--- a/modules/chown
+++ b/modules/chown
@@ -13,7 +13,7 @@
 sys_stat
 
 configure.ac:
-AC_REQUIRE([gl_FUNC_CHOWN])
+gl_FUNC_CHOWN
 gl_UNISTD_MODULE_INDICATOR([chown])
 
 Makefile.am:
--- a/modules/euidaccess
+++ b/modules/euidaccess
@@ -13,7 +13,7 @@
 sys_stat
 
 configure.ac:
-AC_REQUIRE([gl_FUNC_EUIDACCESS])
+gl_FUNC_EUIDACCESS
 gl_UNISTD_MODULE_INDICATOR([euidaccess])
 
 Makefile.am:
--- a/modules/faccessat
+++ b/modules/faccessat
@@ -13,7 +13,7 @@
 unistd
 
 configure.ac:
-AC_REQUIRE([gl_FUNC_FACCESSAT])
+gl_FUNC_FACCESSAT
 gl_MODULE_INDICATOR([faccessat])
 gl_UNISTD_MODULE_INDICATOR([faccessat])