X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=m4%2Flchown.m4;h=f0d67fe806cc6bc9e516d44d00550a3c4f789f67;hb=84405cbc35207f178b1b50617254cb85ea803128;hp=e40c4376262f7ae8509415cf1b03986436de01a5;hpb=6bd102382341d268d2e99349abd4c21546a5993e;p=pspp

diff --git a/m4/lchown.m4 b/m4/lchown.m4
index e40c437626..f0d67fe806 100644
--- a/m4/lchown.m4
+++ b/m4/lchown.m4
@@ -1,4 +1,4 @@
-# serial 14
+# serial 15
 # Determine whether we need the lchown wrapper.
 
 dnl Copyright (C) 1998, 2001, 2003-2007, 2009 Free Software
@@ -9,18 +9,20 @@ dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
 
 dnl From Jim Meyering.
-dnl Provide lchown on systems that lack it, and work around trailing
-dnl slash bugs on systems that have it.
+dnl Provide lchown on systems that lack it, and work around bugs
+dnl on systems that have it.
 
 AC_DEFUN([gl_FUNC_LCHOWN],
 [
   AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
   AC_REQUIRE([gl_FUNC_CHOWN])
+  AC_CHECK_FUNCS_ONCE([lchmod])
   AC_REPLACE_FUNCS([lchown])
   if test $ac_cv_func_lchown = no; then
     HAVE_LCHOWN=0
-  elif test "$gl_cv_func_chown_slash_works" != yes; then
-    dnl Trailing slash bugs in chown also occur in lchown.
+  elif test "$gl_cv_func_chown_slash_works" != yes \
+      || test "$gl_cv_func_chown_ctime_works" != yes; then
+    dnl Trailing slash and ctime bugs in chown also occur in lchown.
     AC_LIBOBJ([lchown])
     REPLACE_LCHOWN=1
   fi