Title: [203551] trunk/Tools
Revision
203551
Author
[email protected]
Date
2016-07-21 21:45:20 -0700 (Thu, 21 Jul 2016)

Log Message

[Mac] webkitdirs.pm contains unused code to support outdated OS X and Xcode versions
https://bugs.webkit.org/show_bug.cgi?id=160072

Reviewed by Andy Estes.

* Scripts/webkitdirs.pm:
(readXcodeUserDefault): Changed to take a defaults key rather than a suffix. Removed support
  for old Xcode versions.
(determineBaseProductDir): Removed support for old Xcode versions. Updated for the change
  to readXcodeUserDefault.
(debugger): Deleted. This was only used for Darwin, where LLDB is now the only supported
  debugger.
(determineDebugger): Ditto.
(checkRequiredSystemConfig): Updated to require at least OS X Yosemite v10.10.5 and Xcode
  7.0.
(printHelpAndExitForRunAndDebugWebKitAppIfNeeded): Removed --use-gdb and --use-lldb
  switches.
(execMacWebKitAppForDebugging): Removed support for GDB.

Modified Paths

Diff

Modified: trunk/Tools/ChangeLog (203550 => 203551)


--- trunk/Tools/ChangeLog	2016-07-22 03:29:16 UTC (rev 203550)
+++ trunk/Tools/ChangeLog	2016-07-22 04:45:20 UTC (rev 203551)
@@ -1,3 +1,24 @@
+2016-07-21  Dan Bernstein  <[email protected]>
+
+        [Mac] webkitdirs.pm contains unused code to support outdated OS X and Xcode versions
+        https://bugs.webkit.org/show_bug.cgi?id=160072
+
+        Reviewed by Andy Estes.
+
+        * Scripts/webkitdirs.pm:
+        (readXcodeUserDefault): Changed to take a defaults key rather than a suffix. Removed support
+          for old Xcode versions.
+        (determineBaseProductDir): Removed support for old Xcode versions. Updated for the change
+          to readXcodeUserDefault.
+        (debugger): Deleted. This was only used for Darwin, where LLDB is now the only supported
+          debugger.
+        (determineDebugger): Ditto.
+        (checkRequiredSystemConfig): Updated to require at least OS X Yosemite v10.10.5 and Xcode
+          7.0.
+        (printHelpAndExitForRunAndDebugWebKitAppIfNeeded): Removed --use-gdb and --use-lldb
+          switches.
+        (execMacWebKitAppForDebugging): Removed support for GDB.
+
 2016-07-21  Myles C. Maxfield  <[email protected]>
 
         Remove support for deprecated SPI inlineMediaPlaybackRequiresPlaysInlineAttribute

Modified: trunk/Tools/Scripts/webkitdirs.pm (203550 => 203551)


--- trunk/Tools/Scripts/webkitdirs.pm	2016-07-22 03:29:16 UTC (rev 203550)
+++ trunk/Tools/Scripts/webkitdirs.pm	2016-07-22 04:45:20 UTC (rev 203551)
@@ -129,7 +129,6 @@
 my $configurationProductDir;
 my $sourceDir;
 my $currentSVNRevision;
-my $debugger;
 my $didLoadIPhoneSimulatorNotification;
 my $nmPath;
 my $osXVersion;
@@ -209,15 +208,11 @@
 
 sub readXcodeUserDefault($)
 {
-    my ($unprefixedKey) = @_;
+    my ($key) = @_;
 
-    determineXcodeVersion();
-
-    my $xcodeDefaultsDomain = (eval "v$xcodeVersion" lt v4) ? "com.apple.Xcode" : "com.apple.dt.Xcode";
-    my $xcodeDefaultsPrefix = (eval "v$xcodeVersion" lt v4) ? "PBX" : "IDE";
     my $devnull = File::Spec->devnull();
 
-    my $value = `defaults read $xcodeDefaultsDomain ${xcodeDefaultsPrefix}${unprefixedKey} 2> ${devnull}`;
+    my $value = `defaults read com.apple.dt.Xcode ${key} 2> ${devnull}`;
     return if $?;
 
     chomp $value;
@@ -243,24 +238,20 @@
             unlink($personalPlistFile) || die "Could not delete $personalPlistFile: $!";
         }
 
-        determineXcodeVersion();
+        my $buildLocationStyle = join '', readXcodeUserDefault("IDEBuildLocationStyle");
+        if ($buildLocationStyle eq "Custom") {
+            my $buildLocationType = join '', readXcodeUserDefault("IDECustomBuildLocationType");
+            # FIXME: Read CustomBuildIntermediatesPath and set OBJROOT accordingly.
+            $baseProductDir = readXcodeUserDefault("IDECustomBuildProductsPath") if $buildLocationType eq "Absolute";
+        }
 
-        if (eval "v$xcodeVersion" ge v4) {
-            my $buildLocationStyle = join '', readXcodeUserDefault("BuildLocationStyle");
-            if ($buildLocationStyle eq "Custom") {
-                my $buildLocationType = join '', readXcodeUserDefault("CustomBuildLocationType");
-                # FIXME: Read CustomBuildIntermediatesPath and set OBJROOT accordingly.
-                $baseProductDir = readXcodeUserDefault("CustomBuildProductsPath") if $buildLocationType eq "Absolute";
-            }
+        # DeterminedByTargets corresponds to a setting of "Legacy" in Xcode.
+        # It is the only build location style for which SHARED_PRECOMPS_DIR is not
+        # overridden when building from within Xcode.
+        $setSharedPrecompsDir = 1 if $buildLocationStyle ne "DeterminedByTargets";
 
-            # DeterminedByTargets corresponds to a setting of "Legacy" in Xcode.
-            # It is the only build location style for which SHARED_PRECOMPS_DIR is not
-            # overridden when building from within Xcode.
-            $setSharedPrecompsDir = 1 if $buildLocationStyle ne "DeterminedByTargets";
-        }
-
         if (!defined($baseProductDir)) {
-            $baseProductDir = join '', readXcodeUserDefault("ApplicationwideBuildSettings");
+            $baseProductDir = join '', readXcodeUserDefault("IDEApplicationwideBuildSettings");
             $baseProductDir = $1 if $baseProductDir =~ /SYMROOT\s*=\s*\"(.*?)\";/s;
         }
 
@@ -1390,32 +1381,6 @@
     return $ENV{'OS'} eq 'Windows_NT';
 }
 
-sub debugger
-{
-    determineDebugger();
-    return $debugger;
-}
-
-sub determineDebugger
-{
-    return if defined($debugger);
-
-    determineXcodeVersion();
-    if (eval "v$xcodeVersion" ge v4.5) {
-        $debugger = "lldb";
-    } else {
-        $debugger = "gdb";
-    }
-
-    if (checkForArgumentAndRemoveFromARGV("--use-lldb")) {
-        $debugger = "lldb";
-    }
-
-    if (checkForArgumentAndRemoveFromARGV("--use-gdb")) {
-        $debugger = "gdb";
-    }
-}
-
 sub appendToEnvironmentVariableList($$)
 {
     my ($name, $value) = @_;
@@ -1516,17 +1481,16 @@
 {
     if (isDarwin()) {
         chomp(my $productVersion = `sw_vers -productVersion`);
-        if (eval "v$productVersion" lt v10.7.5) {
+        if (eval "v$productVersion" lt v10.10.5) {
             print "*************************************************************\n";
-            print "Mac OS X Version 10.7.5 or later is required to build WebKit.\n";
+            print "OS X Yosemite v10.10.5 or later is required to build WebKit.\n";
             print "You have " . $productVersion . ", thus the build will most likely fail.\n";
             print "*************************************************************\n";
         }
-        my $xcodebuildVersionOutput = `xcodebuild -version`;
-        my $xcodeVersion = ($xcodebuildVersionOutput =~ /Xcode ([0-9](\.[0-9]+)*)/) ? $1 : undef;
-        if (!$xcodeVersion || $xcodeVersion && eval "v$xcodeVersion" lt v4.6) {
+        determineXcodeVersion();
+        if (eval "v$xcodeVersion" lt v7.0) {
             print "*************************************************************\n";
-            print "Xcode Version 4.6 or later is required to build WebKit.\n";
+            print "Xcode 7.0 or later is required to build WebKit.\n";
             print "You have an earlier version of Xcode, thus the build will\n";
             print "most likely fail. The latest Xcode is available from the App Store.\n";
             print "*************************************************************\n";
@@ -2160,17 +2124,10 @@
     print STDERR <<EOF;
 Usage: @{[basename($0)]} [options] [args ...]
   --help                            Show this help message
-  --no-saved-state                  Launch the application without state restoration (OS X 10.7 and later)
+  --no-saved-state                  Launch the application without state restoration
   -g|--guard-malloc                 Enable Guard Malloc (OS X only)
 EOF
 
-    if ($includeOptionsForDebugging) {
-        print STDERR <<EOF;
-  --use-gdb                         Use GDB (this is the default when using Xcode 4.4 or earlier)
-  --use-lldb                        Use LLDB (this is the default when using Xcode 4.5 or later)
-EOF
-    }
-
     exit(1);
 }
 
@@ -2502,28 +2459,18 @@
 sub execMacWebKitAppForDebugging($)
 {
     my ($appPath) = @_;
-    my $architectureSwitch;
-    my $argumentsSeparator;
+    my $architectureSwitch = "--arch";
+    my $argumentsSeparator = "--";
 
-    if (debugger() eq "lldb") {
-        $architectureSwitch = "--arch";
-        $argumentsSeparator = "--";
-    } elsif (debugger() eq "gdb") {
-        $architectureSwitch = "-arch";
-        $argumentsSeparator = "--args";
-    } else {
-        die "Unknown debugger $debugger.\n";
-    }
-
-    my $debuggerPath = `xcrun -find $debugger`;
+    my $debuggerPath = `xcrun -find lldb`;
     chomp $debuggerPath;
-    die "Can't find the $debugger executable.\n" unless -x $debuggerPath;
+    die "Can't find the lldb executable.\n" unless -x $debuggerPath;
 
     my $productDir = productDir();
     setupMacWebKitEnvironment($productDir);
 
     my @architectureFlags = ($architectureSwitch, architecture());
-    print "Starting @{[basename($appPath)]} under $debugger with DYLD_FRAMEWORK_PATH set to point to built WebKit in $productDir.\n";
+    print "Starting @{[basename($appPath)]} under lldb with DYLD_FRAMEWORK_PATH set to point to built WebKit in $productDir.\n";
     exec { $debuggerPath } $debuggerPath, @architectureFlags, $argumentsSeparator, $appPath, argumentsForRunAndDebugMacWebKitApp() or die;
 }
 
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