1 files changed, 101 insertions, 0 deletions
diff --git a/lldb/scripts/checkpoint-llvm.pl b/lldb/scripts/checkpoint-llvm.pl
new file mode 100755
index 00000000000..5c1293b0f33
--- /dev/null
+++ b/lldb/scripts/checkpoint-llvm.pl
@@ -0,0 +1,101 @@
+#!/usr/bin/perl
+
+# This script should be pointed to a valid llvm.build folder that
+# was created using the "build-llvm.pl" shell script. It will create
+# a new llvm.zip file that can be checked into the respository
+# at lldb/llvm.zip
+
+use strict;
+use Cwd 'abs_path';
+use File::Basename;
+use File::Temp qw/ tempfile tempdir /;
+our $debug = 1;
+
+
+sub do_command
+{
+	my $cmd = shift;
+	my $description = @_ ? shift : "command";
+	my $die_on_fail = @_ ? shift : undef;
+	$debug and print "% $cmd\n";
+	system ($cmd);
+	if ($? == -1) 
+	{
+        $debug and printf ("error: %s failed to execute: $!\n", $description);
+		$die_on_fail and $? and exit(1);
+		return $?;
+    }
+    elsif ($? & 127) 
+	{
+        $debug and printf("error: %s child died with signal %d, %s coredump\n", 
+						  $description, 
+						  ($? & 127),  
+						  ($? & 128) ? 'with' : 'without');
+		$die_on_fail and $? and exit(1);
+		return $?;
+    }
+    else 
+	{
+		my $exit = $? >> 8;
+		if ($exit)
+		{
+			$debug and printf("error: %s child exited with value %d\n", $description, $exit);
+			$die_on_fail and exit(1);
+		}
+		return $exit;
+    }
+}
+
+if (@ARGV == 4)
+{
+	my $llvm_source_dir = abs_path(shift @ARGV);	# The llvm source that contains full llvm and clang sources
+	my $llvm_build_dir  = abs_path(shift @ARGV);     # The llvm build directory that contains headers and 
+	my $lldb_build_dir  = abs_path(shift @ARGV);     # the build directory that contains the fat libEnhancedDisassembly.dylib
+	my $llvm_zip_file   = abs_path(shift @ARGV);
+
+    printf("LLVM sources : '%s'\n", $llvm_source_dir);
+    printf("LLVM build   : '%s'\n", $llvm_build_dir);
+    printf("LLDB build   : '%s'\n", $lldb_build_dir);
+    printf("LLVM zip file: '%s'\n", $llvm_zip_file);
+
+	-e $llvm_build_dir or die "LLVM build directory doesn't exist: '$llvm_build_dir': $!\n";
+	-l "$llvm_build_dir/llvm" || die "Couldn't find llvm symlink '$llvm_build_dir/llvm': $!\n";
+
+	my $temp_dir = tempdir( CLEANUP => 1 );
+	print "temp dir = '$temp_dir'\n";
+  	my $llvm_checkpoint_dir = "$temp_dir/llvm";
+	mkdir "$llvm_checkpoint_dir" or die "Couldn't make 'llvm' in '$temp_dir'\n";
+	
+	my @rsync_src_dst_paths =
+	(
+		"$llvm_source_dir/include", "$llvm_checkpoint_dir",
+		"$llvm_source_dir/tools/clang/include", "$llvm_checkpoint_dir/tools/clang",
+		"$llvm_build_dir/llvm/include", "$llvm_checkpoint_dir",
+		"$llvm_build_dir/llvm/tools/clang/include", "$llvm_checkpoint_dir/tools/clang",
+	);
+	
+	while (@rsync_src_dst_paths)
+	{
+		my $rsync_src = shift @rsync_src_dst_paths;
+		my $rsync_dst = shift @rsync_src_dst_paths;
+		print "rsync_src = '$rsync_src'\n";
+		print "rsync_dst = '$rsync_dst'\n";
+		if (-e $rsync_src)
+		{
+			my ($rsync_dst_file, $rsync_dst_dir) = fileparse ($rsync_dst);
+			print "rsync_dst_dir = '$rsync_dst_dir'\n";
+			-e $rsync_dst_dir or do_command ("mkdir -p '$rsync_dst_dir'");			
+			do_command ("rsync -amvC --exclude='*.tmp' --exclude='*.txt' --exclude='*.TXT' --exclude='*.td' --exclude='\.dir' --exclude=Makefile '$rsync_src' '$rsync_dst'");
+		}
+	}
+
+	do_command ("cp '$llvm_build_dir/libllvmclang.a' '$llvm_checkpoint_dir'", "Copying libllvmclang.a", 1);
+	do_command ("cp '$lldb_build_dir/libEnhancedDisassembly.dylib' '$llvm_checkpoint_dir'", "Copying libEnhancedDisassembly.dylib", 1);
+	do_command ("rm -rf '$llvm_zip_file'", "Removing old llvm checkpoint file '$llvm_zip_file'", 1);
+	do_command ("(cd '$temp_dir' ; zip -r '$llvm_zip_file' 'llvm')", "Zipping llvm checkpoint directory '$llvm_checkpoint_dir' to '$llvm_zip_file'", 1);
+}
+else
+{
+	print "USAGE\n\tcheckpoint-llvm.pl <llvm-sources> <llvm-build> <lldb-build> <llvm-zip>\n\n";
+	print "EXAMPLE\n\tcd lldb\n\t./scripts/checkpoint-llvm.pl llvm build/lldb.build/BuildAndIntegration/LLDB.build/DerivedSources/llvm.build build/BuildAndIntegration llvm.zip\n";
+}