Build: make it possible to assign macro definitions for specific outputs

[openssl.git] / Configure

diff --git a/Configure b/Configure
index 53d5549eafdeb4857e8ebb6a37a641c4bfda138e..094898cc5695b4aad2ab65b88ab9d516f9978295 100755 (executable)
--- a/Configure
+++ b/Configure
@@ -1722,6 +1722,7 @@ if ($builder eq "unified") {
         my %sources = ();
         my %shared_sources = ();
         my %includes = ();
+        my %defines = ();
         my %depends = ();
         my %renames = ();
         my %sharednames = ();
@@ -1837,6 +1838,9 @@ if ($builder eq "unified") {
             qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
             => sub { push @{$includes{$1}}, tokenize($2)
                          if !@skip || $skip[$#skip] > 0 },
+            qr/^\s*DEFINE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
+            => sub { push @{$defines{$1}}, tokenize($2)
+                         if !@skip || $skip[$#skip] > 0 },
             qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
             => sub { push @{$depends{$1}}, tokenize($2)
                          if !@skip || $skip[$#skip] > 0 },
@@ -2169,6 +2173,27 @@ EOF
                     unless grep { $_ eq $ib } @{$unified_info{includes}->{$ddest}->{build}};
             }
         }
+
+        foreach (keys %defines) {
+            my $dest = $_;
+            my $ddest = cleanfile($sourced, $_, $blddir);
+
+            # If the destination doesn't exist in source, it can only be
+            # a generated file in the build tree.
+            if (! -f $ddest) {
+                $ddest = cleanfile($buildd, $_, $blddir);
+                if ($unified_info{rename}->{$ddest}) {
+                    $ddest = $unified_info{rename}->{$ddest};
+                }
+            }
+            foreach (@{$defines{$dest}}) {
+                m|^([^=]*)(=.*)?$|;
+                die "0 length macro name not permitted\n" if $1 eq "";
+                die "$1 defined more than once\n"
+                    if defined $unified_info{defines}->{$ddest}->{$1};
+                $unified_info{defines}->{$ddest}->{$1} = $2;
+            }
+        }
     }
 
     my $ordinals_text = join(', ', sort keys %ordinals);
@@ -2311,6 +2336,12 @@ EOF
             }
         }
     }
+    # Defines
+    foreach my $dest (sort keys %{$unified_info{defines}}) {
+        $unified_info{defines}->{$dest}
+            = [ map { $_.$unified_info{defines}->{$dest}->{$_} }
+                sort keys %{$unified_info{defines}->{$dest}} ];
+    }
     # Includes
     foreach my $dest (sort keys %{$unified_info{includes}}) {
         if (defined($unified_info{includes}->{$dest}->{build})) {