X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fchown.m4;h=f664e7c57f85cbdde67bbd7a5e02f01aa29bfc49;hb=307b5ac2b6178047bff4af5f9cf35d5dbc99d6f8;hp=b907305dd614e8c34687a5445e84848de7c4d274;hpb=3030c5b5e0a5199e16b05927da72c43c42f211c3;p=gnulib.git

diff --git a/m4/chown.m4 b/m4/chown.m4
index b907305dd..f664e7c57 100644
--- a/m4/chown.m4
+++ b/m4/chown.m4
@@ -1,8 +1,8 @@
-# serial 22
+# serial 24
 # Determine whether we need the chown wrapper.
 
-dnl Copyright (C) 1997-2001, 2003-2005, 2007, 2009 Free Software Foundation,
-dnl Inc.
+dnl Copyright (C) 1997-2001, 2003-2005, 2007, 2009-2011 Free Software
+dnl Foundation, Inc.
 
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -43,6 +43,7 @@ AC_DEFUN_ONCE([gl_FUNC_CHOWN],
 
     dnl Solaris 9 ignores trailing slash.
     dnl FreeBSD 7.2 mishandles trailing slash on symlinks.
+    dnl Likewise for AIX 7.1.
     AC_CACHE_CHECK([whether chown honors trailing slash],
       [gl_cv_func_chown_slash_works],
       [touch conftest.file && rm -f conftest.link
@@ -113,6 +114,7 @@ AC_DEFUN_ONCE([gl_FUNC_CHOWN_FOLLOWS_SYMLINK],
         int
         main ()
         {
+          int result = 0;
           char const *dangling_symlink = "conftest.dangle";
 
           unlink (dangling_symlink);
@@ -121,8 +123,11 @@ AC_DEFUN_ONCE([gl_FUNC_CHOWN_FOLLOWS_SYMLINK],
 
           /* Exit successfully on a conforming system,
              i.e., where chown must fail with ENOENT.  */
-          exit ( ! (chown (dangling_symlink, getuid (), getgid ()) != 0
-                    && errno == ENOENT));
+          if (chown (dangling_symlink, getuid (), getgid ()) == 0)
+            result |= 1;
+          if (errno != ENOENT)
+            result |= 2;
+          return result;
         }
         ]])],
         [gl_cv_func_chown_follows_symlink=yes],