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41-header-vars-canonical.patch
- To: Automake <automake at gnu dot org>
- Subject: 41-header-vars-canonical.patch
- From: Akim Demaille <akim at epita dot fr>
- Date: Mon, 19 Feb 2001 03:05:18 +0100
- List-Id: Discussion list for automake <automake.gnu.org>
Index: ChangeLog
from Akim Demaille <akim@epita.fr>
* automake.in ($top_builddir): Remove, used in one place.
(&define_standard_variables): Adjust.
Move the definition of triplet variables into...
* header-vars.am: here.
Index: automake.in
--- automake.in Sun, 18 Feb 2001 16:30:35 +0100 akim (am/f/39_automake.i 1.48 755)
+++ automake.in Sun, 18 Feb 2001 16:42:06 +0100 akim (am/f/39_automake.i 1.48 755)
@@ -147,9 +147,6 @@
# relative to this directory.
$output_directory = '.';
-# Relative location of top build directory.
-$top_builddir = '';
-
# List of Makefile.am's to process, and their corresponding outputs.
@input_files = ();
%output_files = ();
@@ -6345,34 +6342,16 @@ sub read_am_file
# twice.
sub define_standard_variables
{
- $top_builddir = backname ($relative_dir);
$output_vars .=
&file_contents ('header-vars',
- &transform ('top_builddir' => $top_builddir));
-
- # Generate some useful variables when AC_CANONICAL_* used. FIXME:
- # this should use generic %configure_vars method.
- if ($seen_canonical)
- {
- local ($curs, %vars);
- $vars{'host_alias'} = 'host_alias';
- $vars{'host_triplet'} = 'host';
- if ($seen_canonical == $AC_CANONICAL_SYSTEM)
- {
- $vars{'build_alias'} = 'build_alias';
- $vars{'build_triplet'} = 'build';
- $vars{'target_alias'} = 'target_alias';
- $vars{'target_triplet'} = 'target';
- }
- foreach $curs (sort keys %vars)
- {
- $output_vars .= "$curs = \@$vars{$curs}\@\n";
- $contents{$curs} = "\@$vars{$curs}\@";
- }
- }
+ &transform_cond
+ ('BUILD' => $seen_canonical == $AC_CANONICAL_SYSTEM,
+ 'HOST' => $seen_canonical,
+ 'TARGET' => $seen_canonical == $AC_CANONICAL_SYSTEM)
+ . &transform
+ ('top_builddir' => backname ($relative_dir)));
- local ($curs);
- foreach $curs (sort keys %configure_vars)
+ foreach my $curs (sort keys %configure_vars)
{
&define_configure_variable ($curs);
}
Index: header-vars.am
--- header-vars.am Fri, 09 Feb 2001 04:02:17 +0100 akim (am/g/39_header-var 1.2 644)
+++ header-vars.am Sun, 18 Feb 2001 16:44:33 +0100 akim (am/g/39_header-var 1.2 644)
@@ -76,3 +76,14 @@
NORMAL_UNINSTALL = :
PRE_UNINSTALL = :
POST_UNINSTALL = :
+
+## FIXME: Why the heck are _triplet variables not defined from the
+## _triplet values?
+## FIXME: this should probably use generic %configure_vars method.
+## Let's wait until we rely upon traces.
+?BUILD? build_alias = @build_alias@
+?BUILD? build_triplet = @build@
+?HOST? host_alias = @host_alias@
+?HOST? host_triplet = @host@
+?TARGET? target_alias = @target_alias@
+?TARGET? target_triplet = @target@