From d8543bb6618c17b12da906afa77d216f58cf4058 Mon Sep 17 00:00:00 2001
From: Upstream <upstream-import@none>
Date: Mon, 12 Jan 1970 13:46:40 +0000
Subject: external/webkit r30707

---
 WebKitTools/Scripts/check-for-global-initializers | 131 ++++++++++++++++++++++
 1 file changed, 131 insertions(+)
 create mode 100755 WebKitTools/Scripts/check-for-global-initializers

(limited to 'WebKitTools/Scripts/check-for-global-initializers')

diff --git a/WebKitTools/Scripts/check-for-global-initializers b/WebKitTools/Scripts/check-for-global-initializers
new file mode 100755
index 0000000..c73b8cc
--- /dev/null
+++ b/WebKitTools/Scripts/check-for-global-initializers
@@ -0,0 +1,131 @@
+#!/usr/bin/perl
+
+# Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# 1.  Redistributions of source code must retain the above copyright
+#     notice, this list of conditions and the following disclaimer. 
+# 2.  Redistributions in binary form must reproduce the above copyright
+#     notice, this list of conditions and the following disclaimer in the
+#     documentation and/or other materials provided with the distribution. 
+# 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+#     its contributors may be used to endorse or promote products derived
+#     from this software without specific prior written permission. 
+#
+# THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
+# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# "check-for-global-initializers" script for Web Kit Open Source Project
+
+# Intended to be invoked from an Xcode build step to check if there are
+# any global initializers in a target.
+
+use warnings;
+use strict;
+
+use File::Basename;
+
+sub touch($);
+
+my $arch = $ENV{'CURRENT_ARCH'};
+my $configuration = $ENV{'CONFIGURATION'};
+my $target = $ENV{'TARGET_NAME'};
+my $variant = $ENV{'CURRENT_VARIANT'};
+my $coverageBuild = $ENV{'WEBKIT_COVERAGE_BUILD'};
+my $debugRoot = $ENV{'WEBKIT_DEBUG_ROOT'};
+
+$arch = $ENV{'NATIVE_ARCH'} if !$arch; # for Xcode 2.1, which does not have CURRENT_ARCH
+$variant = "normal" if !$variant; # for Xcode 2.1, which does not have CURRENT_VARIANT
+
+my $executablePath = "$ENV{'TARGET_BUILD_DIR'}/$ENV{'EXECUTABLE_PATH'}";
+
+my $buildTimestampPath = $ENV{'TARGET_TEMP_DIR'} . "/" . basename($0) . ".timestamp";
+my $buildTimestampAge = -M $buildTimestampPath;
+
+touch($buildTimestampPath);
+
+my $list = $ENV{"LINK_FILE_LIST_${variant}_${arch}"};
+
+if (!open LIST, $list) {
+    print "Could not open $list\n";
+    exit 1;
+}
+
+my @files = <LIST>;
+chomp @files;
+close LIST;
+
+my $sawError = 0;
+
+for my $file (sort @files) {
+    if (defined $buildTimestampAge) {
+        my $fileAge = -M $file;
+        next if defined $fileAge && $fileAge > $buildTimestampAge;
+    }
+    if (!open NM, "(nm '$file' | sed 's/^/STDOUT:/') 2>&1 |") {
+        print "Could not open $file\n";
+        $sawError = 1;
+        next;
+    }
+    my $sawGlobal = 0;
+    while (<NM>) {
+        if (/^STDOUT:/) {
+            $sawGlobal = 1 if /__GLOBAL__I/;
+        } else {
+            print STDERR if $_ ne "nm: no name list\n";
+        }
+    }
+    close NM;
+    if ($sawGlobal) {
+        my $shortName = $file;
+        $shortName =~ s/.*\///;
+
+        # Special cases for files that have initializers in debug builds.
+        if ($configuration eq "Debug" or $debugRoot ) {
+            if ($target eq "JavaScriptCore") {
+                next if $shortName eq "nodes.o";
+                next if $shortName eq "AllInOneFile.o";
+            }
+            if ($target eq "WebCore") {
+                next if $shortName eq "CachedPage.o";
+                next if $shortName eq "Frame.o";
+                next if $shortName eq "JSCustomSQLTransactionCallback.o";
+                next if $shortName eq "Node.o";
+                next if $shortName eq "Page.o";
+                next if $shortName eq "Range.o";
+                next if $shortName eq "RenderObject.o";
+                next if $shortName eq "SubresourceLoader.o";
+                next if $shortName eq "bidi.o";
+                next if $shortName eq "kjs_events.o";
+            }
+        }
+
+        print "$shortName has a global initializer in it! ($file)\n";
+        $sawError = 1;
+    }
+}
+
+if ($sawError and !$coverageBuild) {
+    unlink $executablePath;
+    exit 1;
+}
+
+exit 0;
+
+sub touch($)
+{
+    my ($path) = @_;
+    open(TOUCH, ">", $path) or die "$!";
+    close(TOUCH);
+}
-- 
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