51-drop-stamp-hin-support.patch

[Akim Demaille]

Index: ChangeLog
>From  Akim Demaille  <address@hidden>

        * automake.in (@common_sometimes, &handle_configure): No longer
        use stamp-hin.
        * lib/am/remake-hdr.am: Adjust.
        * tests/confh.test: There is no stamp.hin.

Index: automake.in
--- automake.in Fri, 26 Oct 2001 19:21:39 +0200 akim
+++ automake.in Fri, 26 Oct 2001 21:56:55 +0200 akim
@@ -217,7 +217,7 @@ sub target_hook ($$$$)
 my @common_sometimes =
   (
    'aclocal.m4', 'acconfig.h', 'config.h.top',
-   'config.h.bot', 'stamp-h.in', 'stamp-vti'
+   'config.h.bot', 'stamp-vti'
   );

 # Copyright on generated Makefile.ins.
@@ -3695,33 +3695,34 @@ sub handle_configure
     my @distclean_config;
     foreach my $spec (@config_headers)
       {
-       my ($out, @ins) = split_config_file_spec ($spec);
        $hdr_index += 1;
-       my $header_dir = dirname ($out);
+       # $CONFIG_H_PATH: config.h from top level.
+       my ($config_h_path, @ins) = split_config_file_spec ($spec);
+       my $config_h_dir = dirname ($config_h_path);

        # If the header is in the current directory we want to build
        # the header here.  Otherwise, if we're at the topmost
        # directory and the header's directory doesn't have a
        # Makefile, then we also want to build the header.
-       if ($relative_dir eq $header_dir
-           || ($relative_dir eq '.' && ! &is_make_dir ($header_dir)))
+       if ($relative_dir eq $config_h_dir
+           || ($relative_dir eq '.' && ! &is_make_dir ($config_h_dir)))
        {
            my ($cn_sans_dir, $stamp_dir);
-           if ($relative_dir eq $header_dir)
+           if ($relative_dir eq $config_h_dir)
            {
-               $cn_sans_dir = basename ($out);
+               $cn_sans_dir = basename ($config_h_path);
                $stamp_dir = '';
            }
            else
            {
-               $cn_sans_dir = $out;
-               if ($header_dir eq '.')
+               $cn_sans_dir = $config_h_path;
+               if ($config_h_dir eq '.')
                {
                    $stamp_dir = '';
                }
                else
                {
-                   $stamp_dir = $header_dir . '/';
+                   $stamp_dir = $config_h_dir . '/';
                }
            }

@@ -3742,11 +3743,11 @@ sub handle_configure

            # Header defined and in this directory.
            my @files;
-           if (-f $out . '.top')
+           if (-f $config_h_path . '.top')
            {
                push (@files, "$cn_sans_dir.top");
            }
-           if (-f $out . '.bot')
+           if (-f $config_h_path . '.bot')
            {
                push (@files, "$cn_sans_dir.bot");
            }
@@ -3759,21 +3760,14 @@ sub handle_configure
                push (@files, '$(top_srcdir)/acconfig.h');
            }

-           my $stamp_name = "stamp-h$hdr_index";
-            my $out_dir = dirname ($in0_sans_dir);
-
+           my $stamp = "${stamp_dir}stamp-h${hdr_index}";
             $output_rules .=
              file_contents ('remake-hdr',
-                            ('FILES'              => "@files",
-                             'CONFIG_HEADER'      => $cn_sans_dir,
-                             'CONFIG_HEADER_IN'   => $in0_sans_dir,
-                             'CONFIG_HEADER_FULL' => $out,
-                             'STAMP'              => "$stamp_dir$stamp_name",
-                             'SRC_STAMP'          => "$out_dir/$stamp_name"));
-
-           create ("$relative_dir/$out_dir/$stamp_name.in");
-           require_file ($config_header_location, $FOREIGN,
-                         "$out_dir/$stamp_name.in");
+                            ('FILES'         => "@files",
+                             'CONFIG_H'      => $cn_sans_dir,
+                             'CONFIG_HIN'    => $in0_sans_dir,
+                             'CONFIG_H_PATH' => $config_h_path,
+                             'STAMP'         => "$stamp"));

            push @distclean_config, $cn_sans_dir;
        }
Index: lib/am/remake-hdr.am
--- lib/am/remake-hdr.am Thu, 25 Oct 2001 20:21:44 +0200 akim
+++ lib/am/remake-hdr.am Fri, 26 Oct 2001 19:31:13 +0200 akim
@@ -20,7 +20,7 @@
 ## Explicitly look in srcdir for benefit of non-GNU makes.


-%CONFIG_HEADER%: %STAMP%
+%CONFIG_H%: %STAMP%
 ## Recover from removal of CONFIG_HEADER
        @if test ! -f $@; then \
          rm -f %STAMP%; \
@@ -28,27 +28,16 @@
        else :; fi


-%STAMP%: $(srcdir)/%CONFIG_HEADER_IN% $(top_builddir)/config.status
+%STAMP%: $(srcdir)/%CONFIG_HIN% $(top_builddir)/config.status
        @rm -f %STAMP%
-       cd $(top_builddir) && $(SHELL) ./config.status %CONFIG_HEADER_FULL%
+       cd $(top_builddir) && $(SHELL) ./config.status %CONFIG_H_PATH%


-## SRC_STAMP takes into account a possible subdir where CONFIG_HEADER_IN is
-$(srcdir)/%CONFIG_HEADER_IN%: %MAINTAINER-MODE% $(srcdir)/%SRC_STAMP%.in
-## Recover from removal of CONFIG_HEADER_IN
-       @if test ! -f $@; then \
-         rm -f $(srcdir)/%SRC_STAMP%.in; \
-         $(MAKE) $(srcdir)/%SRC_STAMP%.in; \
-       else :; fi
-
-
-$(srcdir)/%SRC_STAMP%.in: $(top_srcdir)/%CONFIGURE-AC% $(ACLOCAL_M4) %FILES%
-       @rm -f $(srcdir)/%SRC_STAMP%.in $(srcdir)/%SRC_STAMP%.inT
-## We used to try to get a real timestamp here.  But the fear is that
-## that will cause unnecessary cvs conflicts
-       @echo timestamp > $(srcdir)/%SRC_STAMP%.inT 2> /dev/null
+$(srcdir)/%CONFIG_HIN%: %MAINTAINER-MODE% $(top_srcdir)/%CONFIGURE-AC% 
$(ACLOCAL_M4) %FILES%
        cd $(top_srcdir) && $(AUTOHEADER)
-## Creating the timestamp first, and moving it later, helps ensure that
-## it will be older than the header file, avoiding needless triggering
-## of the rebuild rule.
-       @mv $(srcdir)/%SRC_STAMP%.inT $(srcdir)/%SRC_STAMP%.in
+## Autoheader has the bad habit of not changing the time stamp if
+## config.hin is unchanged, which breaks Make targets.  Since what
+## must not changed gratuitiously is config.h, which is already handled
+## by config.status, there is no reason to make things complex for
+## config.hin.
+       touch $(srcdir)/%CONFIG_HIN%
Index: tests/confh.test
--- tests/confh.test Wed, 24 Oct 2001 19:20:59 +0200 akim
+++ tests/confh.test Sat, 27 Oct 2001 09:55:38 +0200 akim
@@ -8,8 +8,6 @@
 cat > configure.in << 'END'
 AC_INIT
 AM_INIT_AUTOMAKE(nonesuch, nonesuch)
-PACKAGE=nonesuch
-VERSION=nonesuch
 AM_CONFIG_HEADER(include/config.h)
 AC_OUTPUT(Makefile include/Makefile)
 END
@@ -32,8 +30,6 @@
    p
    n
    }' -e '/^DIST_COMMON =/ p' Makefile.in | grep acconfig.h) || exit 1
-
-grep 'stamp-h1\.in:.*acconfig.h' include/Makefile.in || exit 1

 # Make sure re-running automake in a different way generates same
 # Makefile.in.