Use AC_DEFINE rather than AC_DEFINE_UNQUOTED, whenever the right hand side need not...

[gnulib.git] / m4 / chown.m4

diff --git a/m4/chown.m4 b/m4/chown.m4
index ed65047..1f3f51b 100644 (file)
--- a/m4/chown.m4
+++ b/m4/chown.m4
@@ -1,16 +1,11 @@
-#serial 3
+#serial 7
 
 dnl From Jim Meyering.
 dnl Determine whether chown accepts arguments of -1 for uid and gid.
 dnl If it doesn't, arrange to use the replacement function.
 dnl
-dnl If you use this macro in a package, you should
-dnl add the following two lines to acconfig.h:
-dnl  /* Define to rpl_chown if the replacement function should be used.  */
-dnl  #undef chown
-dnl
 
-AC_DEFUN(jm_FUNC_CHOWN,
+AC_DEFUN([jm_FUNC_CHOWN],
 [AC_REQUIRE([AC_TYPE_UID_T])dnl
  test -z "$ac_cv_header_unistd_h" \
    && AC_CHECK_HEADERS(unistd.h)
@@ -26,7 +21,7 @@ AC_DEFUN(jm_FUNC_CHOWN,
     int
     main ()
     {
-      char *f = "conftestchown";
+      char *f = "conftest.chown";
       struct stat before, after;
 
       if (creat (f, 0600) < 0)
@@ -47,7 +42,8 @@ AC_DEFUN(jm_FUNC_CHOWN,
             jm_cv_func_working_chown=no)
   ])
   if test $jm_cv_func_working_chown = no; then
-    LIBOBJS="$LIBOBJS chown.o"
-    AC_DEFINE_UNQUOTED(chown, rpl_chown)
+    AC_LIBOBJ(chown)
+    AC_DEFINE(chown, rpl_chown,
+      [Define to rpl_chown if the replacement function should be used.])
   fi
 ])