Improve makedeps script.

1 files changed, 24 insertions, 0 deletions

diff --git a/makedeps b/makedeps
new file mode 100644
index 0000000..4cfa1ac
--- /dev/null
+++ b/makedeps
@@ -0,0 +1,24 @@
+#!/usr/bin/env perl
+
+use strict;
+use warnings;
+
+open my $fh, ">", "deps.mk";
+print $fh "# This file is generated by makedeps.pl.\n";
+while (my $f = glob("c/*.cpp")) {
+	open my $gh, "<", $f;
+	$f =~ s,^c/,,;
+	$f =~ s/\.cpp$//;
+	if ($f eq "main") {
+		print $fh "b/\$(EXE):";
+	} else {
+		print $fh "b/$f.obj:";
+	}
+	while ($_ = <$gh>) {
+		next if /^$/;
+		goto n if not /#/;
+		print $fh " c/$1" if /^#include\s+"([^"]+)"/;
+	}
+      n:
+	print $fh "\n";
+}