Support including files in the cflags.pl script.

(This used to be commit 742e50aeb54d779d383cbf73132224bad3b09777)

2 files changed, 23 insertions, 10 deletions

diff --git a/source4/build/smb_build/cflags.pm b/source4/build/smb_build/cflags.pm
index ad6cd42c65..a4ab90a8cd 100755
--- a/source4/build/smb_build/cflags.pm
+++ b/source4/build/smb_build/cflags.pm
@@ -23,6 +23,8 @@ sub create_cflags($$$$) {
 
 	open(CFLAGS_TXT,">$file") || die ("Can't open `$file'\n");
 
+	print CFLAGS_TXT "include mkconfig.mk\n";
+
 	my $src_ne_build = ($srcdir ne $builddir) ? 1 : 0;
 
 	foreach my $key (values %{$CTX}) {
diff --git a/source4/script/cflags.pl b/source4/script/cflags.pl
index 7f435d46f5..f083cefb39 100755
--- a/source4/script/cflags.pl
+++ b/source4/script/cflags.pl
@@ -8,20 +8,31 @@ use strict;
 
 my $target = shift;
 
-sub check_flags($)
+my $vars = {};
+
+sub check_flags($$)
 {
-	my ($name)=@_;
-	open (IN, "extra_cflags.txt");
-	while (<IN> =~ /^([^:]+): (.*)$/) {
-		next unless (grep(/^$target$/, (split / /, $1)));
-		$_ = $2;
-		s/^CFLAGS\+=//;
-		print "$_ ";
+	my ($path, $name)=@_;
+	open (IN, $path);
+	foreach my $line (<IN>) {
+		if ($line =~ /^include (.*)$/) {
+			check_flags($1, $name);
+		} elsif ($line =~ /^([A-Za-z0-9_]+) = (.*)$/) {
+			$vars->{$1} = $2;
+		} elsif ($line =~ /^([^:]+): (.*)$/) {
+			next unless (grep(/^$target$/, (split / /, $1)));
+			my $data = $2;
+			$data =~ s/^CFLAGS\+=//;
+			foreach (keys %$vars) {
+				$data =~ s/\$($_)/$vars->{$_}/g;
+			}
+			print "$data ";
+		}
 	}
 	close(IN);
-	print "\n";
 }
 
-check_flags($target);
+check_flags("extra_cflags.txt", $target);
+print "\n";
 
 exit 0;