changeset 16062:d0e219cc1e43

faccessat: Move AC_LIBOBJ invocation to module description. * m4/faccessat.m4 (gl_PREREQ_FACCESSAT): New macro. (gl_FUNC_FACESSAT): Don't test for access() here. Move AC_LIBOBJ invocation from here... * modules/faccessat (configure.ac): ... to here. Invoke gl_PREREQ_FACCESSAT.
author Bruno Haible <bruno@clisp.org>
date Wed, 09 Nov 2011 02:15:01 +0100
parents 50cb94005daa
children c3b6b5b6bc32
files ChangeLog m4/faccessat.m4 modules/faccessat
diffstat 3 files changed, 23 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2011-11-08  Bruno Haible  <bruno@clisp.org>
+
+	faccessat: Move AC_LIBOBJ invocation to module description.
+	* m4/faccessat.m4 (gl_PREREQ_FACCESSAT): New macro.
+	(gl_FUNC_FACESSAT): Don't test for access() here. Move AC_LIBOBJ
+	invocation from here...
+	* modules/faccessat (configure.ac): ... to here. Invoke
+	gl_PREREQ_FACCESSAT.
+
 2011-11-08  Bruno Haible  <bruno@clisp.org>
 
 	faccessat: Simplify autoconf macro.
--- a/m4/faccessat.m4
+++ b/m4/faccessat.m4
@@ -1,4 +1,4 @@
-# serial 4
+# serial 5
 # See if we need to provide faccessat replacement.
 
 dnl Copyright (C) 2009-2011 Free Software Foundation, Inc.
@@ -11,11 +11,18 @@
 AC_DEFUN([gl_FUNC_FACCESSAT],
 [
   AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
+
+  dnl Persuade glibc <unistd.h> to declare faccessat().
   AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
-  AC_CHECK_FUNCS_ONCE([access])
+
   AC_CHECK_FUNCS_ONCE([faccessat])
   if test $ac_cv_func_faccessat = no; then
     HAVE_FACCESSAT=0
-    AC_LIBOBJ([faccessat])
   fi
 ])
+
+# Prerequisites of lib/faccessat.m4.
+AC_DEFUN([gl_PREREQ_FACCESSAT],
+[
+  AC_CHECK_FUNCS_ONCE([access])
+])
--- a/modules/faccessat
+++ b/modules/faccessat
@@ -21,6 +21,10 @@
 
 configure.ac:
 gl_FUNC_FACCESSAT
+if test $HAVE_FACCESSAT = 0; then
+  AC_LIBOBJ([faccessat])
+  gl_PREREQ_FACCESSAT
+fi
 gl_MODULE_INDICATOR([faccessat])
 gl_UNISTD_MODULE_INDICATOR([faccessat])