--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKitTools/WebKitLauncher/main.m Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,248 @@
+/*
+ * Copyright (C) 2006, 2007, 2008, 2009 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 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.
+ */
+
+#import <Cocoa/Cocoa.h>
+#import <CoreFoundation/CoreFoundation.h>
+
+// We need to weak-import posix_spawn and friends as they're not available on Tiger.
+// The BSD-level system headers do not have availability macros, so we redeclare the
+// functions ourselves with the "weak" attribute.
+
+#define WEAK_IMPORT __attribute__((weak))
+
+#define POSIX_SPAWN_SETEXEC 0x0040
+typedef void *posix_spawnattr_t;
+typedef void *posix_spawn_file_actions_t;
+int posix_spawnattr_init(posix_spawnattr_t *) WEAK_IMPORT;
+int posix_spawn(pid_t * __restrict, const char * __restrict, const posix_spawn_file_actions_t *, const posix_spawnattr_t * __restrict, char *const __argv[ __restrict], char *const __envp[ __restrict]) WEAK_IMPORT;
+int posix_spawnattr_setbinpref_np(posix_spawnattr_t * __restrict, size_t, cpu_type_t *__restrict, size_t *__restrict) WEAK_IMPORT;
+int posix_spawnattr_setflags(posix_spawnattr_t *, short) WEAK_IMPORT;
+
+
+static void displayErrorAndQuit(NSString *title, NSString *message)
+{
+ NSApplicationLoad();
+ NSRunCriticalAlertPanel(title, message, @"Quit", nil, nil);
+ exit(0);
+}
+
+static int getLastVersionShown()
+{
+ [[NSUserDefaults standardUserDefaults] registerDefaults:[NSDictionary dictionaryWithObject:@"-1" forKey:@"StartPageShownInVersion"]];
+ return [[NSUserDefaults standardUserDefaults] integerForKey:@"StartPageShownInVersion"];
+}
+
+static void saveLastVersionShown(int lastVersion)
+{
+ [[NSUserDefaults standardUserDefaults] setInteger:lastVersion forKey:@"StartPageShownInVersion"];
+ [[NSUserDefaults standardUserDefaults] synchronize];
+}
+
+static NSString *getPathForStartPage()
+{
+ return [[[NSBundle mainBundle] resourcePath] stringByAppendingPathComponent:@"start.html"];
+}
+
+static int getCurrentVersion()
+{
+ return [[[[NSBundle mainBundle] infoDictionary] valueForKey:(NSString *)kCFBundleVersionKey] intValue];
+}
+
+static int getShowStartPageVersion()
+{
+ return getCurrentVersion() + 1;
+}
+
+static BOOL startPageDisabled()
+{
+ return [[NSUserDefaults standardUserDefaults] boolForKey:@"StartPageDisabled"];
+}
+
+static void addStartPageToArgumentsIfNeeded(NSMutableArray *arguments)
+{
+ if (startPageDisabled())
+ return;
+
+ if (getLastVersionShown() < getShowStartPageVersion()) {
+ saveLastVersionShown(getCurrentVersion());
+ NSString *startPagePath = getPathForStartPage();
+ if (startPagePath)
+ [arguments addObject:startPagePath];
+ }
+}
+
+static cpu_type_t preferredArchitecture()
+{
+#if defined(__ppc__)
+ return CPU_TYPE_POWERPC;
+#elif defined(__LP64__)
+ return CPU_TYPE_X86_64;
+#else
+ return CPU_TYPE_X86;
+#endif
+}
+
+static void myExecve(NSString *executable, NSArray *args, NSDictionary *environment)
+{
+ char **argv = (char **)calloc(sizeof(char *), [args count] + 1);
+ char **env = (char **)calloc(sizeof(char *), [environment count] + 1);
+
+ NSEnumerator *e = [args objectEnumerator];
+ NSString *s;
+ int i = 0;
+ while ((s = [e nextObject]))
+ argv[i++] = (char *) [s UTF8String];
+
+ e = [environment keyEnumerator];
+ i = 0;
+ while ((s = [e nextObject]))
+ env[i++] = (char *) [[NSString stringWithFormat:@"%@=%@", s, [environment objectForKey:s]] UTF8String];
+
+ if (posix_spawnattr_init && posix_spawn && posix_spawnattr_setbinpref_np && posix_spawnattr_setflags) {
+ posix_spawnattr_t attr;
+ posix_spawnattr_init(&attr);
+ cpu_type_t architecturePreference[] = { preferredArchitecture(), CPU_TYPE_X86 };
+ posix_spawnattr_setbinpref_np(&attr, 2, architecturePreference, 0);
+ short flags = POSIX_SPAWN_SETEXEC;
+ posix_spawnattr_setflags(&attr, flags);
+ posix_spawn(NULL, [executable fileSystemRepresentation], NULL, &attr, argv, env);
+ } else
+ execve([executable fileSystemRepresentation], argv, env);
+}
+
+static NSBundle *locateSafariBundle()
+{
+ NSArray *applicationDirectories = NSSearchPathForDirectoriesInDomains(NSApplicationDirectory, NSAllDomainsMask, YES);
+ NSEnumerator *e = [applicationDirectories objectEnumerator];
+ NSString *applicationDirectory;
+ while ((applicationDirectory = [e nextObject])) {
+ NSString *possibleSafariPath = [applicationDirectory stringByAppendingPathComponent:@"Safari.app"];
+ NSBundle *possibleSafariBundle = [NSBundle bundleWithPath:possibleSafariPath];
+ if ([[possibleSafariBundle bundleIdentifier] isEqualToString:@"com.apple.Safari"])
+ return possibleSafariBundle;
+ }
+
+ CFURLRef safariURL = nil;
+ OSStatus err = LSFindApplicationForInfo(kLSUnknownCreator, CFSTR("com.apple.Safari"), nil, nil, &safariURL);
+ if (err != noErr)
+ displayErrorAndQuit(@"Unable to locate Safari", @"Nightly builds of WebKit require Safari to run. Please check that it is available and then try again.");
+
+ NSBundle *safariBundle = [NSBundle bundleWithPath:[(NSURL *)safariURL path]];
+ CFRelease(safariURL);
+ return safariBundle;
+}
+
+static NSString *currentMacOSXVersion()
+{
+ SInt32 version;
+ if (Gestalt(gestaltSystemVersion, &version) != noErr)
+ return @"10.4";
+
+ return [NSString stringWithFormat:@"%x.%x", (version & 0xFF00) >> 8, (version & 0x00F0) >> 4];
+}
+
+static NSString *fallbackMacOSXVersion(NSString *systemVersion)
+{
+ NSDictionary *fallbackVersionMap = [[NSUserDefaults standardUserDefaults] dictionaryForKey:@"FallbackSystemVersions"];
+ if (!fallbackVersionMap)
+ return nil;
+ NSString *fallbackSystemVersion = [fallbackVersionMap objectForKey:systemVersion];
+ if (!fallbackSystemVersion || ![fallbackSystemVersion isKindOfClass:[NSString class]])
+ return nil;
+ return fallbackSystemVersion;
+}
+
+static BOOL checkFrameworkPath(NSString *frameworkPath)
+{
+ BOOL isDirectory = NO;
+ return [[NSFileManager defaultManager] fileExistsAtPath:frameworkPath isDirectory:&isDirectory] && isDirectory;
+}
+
+static BOOL checkSafariVersion(NSBundle *safariBundle)
+{
+ NSString *safariBundleVersion = [[safariBundle infoDictionary] objectForKey:(NSString *)kCFBundleVersionKey];
+ NSString *majorComponent = [[safariBundleVersion componentsSeparatedByString:@"."] objectAtIndex:0];
+ NSString *majorVersion = [majorComponent substringFromIndex:[majorComponent length] - 3];
+ return [majorVersion intValue] >= 530;
+}
+
+int main(int argc, char *argv[])
+{
+ NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+ NSString *systemVersion = currentMacOSXVersion();
+ NSString *frameworkPath = [[[NSBundle mainBundle] privateFrameworksPath] stringByAppendingPathComponent:systemVersion];
+
+ BOOL frameworkPathIsUsable = checkFrameworkPath(frameworkPath);
+
+ if (!frameworkPathIsUsable) {
+ NSString *fallbackSystemVersion = fallbackMacOSXVersion(systemVersion);
+ if (fallbackSystemVersion) {
+ frameworkPath = [[[NSBundle mainBundle] privateFrameworksPath] stringByAppendingPathComponent:fallbackSystemVersion];
+ frameworkPathIsUsable = checkFrameworkPath(frameworkPath);
+ }
+ }
+
+ if (!frameworkPathIsUsable)
+ displayErrorAndQuit([NSString stringWithFormat:@"Mac OS X %@ is not supported", systemVersion],
+ [NSString stringWithFormat:@"Nightly builds of WebKit are not supported on Mac OS X %@ at this time.", systemVersion]);
+
+ NSString *pathToEnablerLib = [[NSBundle mainBundle] pathForResource:@"WebKitNightlyEnabler" ofType:@"dylib"];
+
+ NSBundle *safariBundle = locateSafariBundle();
+ NSString *executablePath = [safariBundle executablePath];
+
+ if (!checkSafariVersion(safariBundle)) {
+ NSString *safariVersion = [[safariBundle localizedInfoDictionary] objectForKey:@"CFBundleShortVersionString"];
+ displayErrorAndQuit([NSString stringWithFormat:@"Safari %@ is not supported", safariVersion],
+ [NSString stringWithFormat:@"Nightly builds of WebKit are not supported with Safari %@ at this time. Please update to a newer version of Safari.", safariVersion]);
+ }
+
+ if ([frameworkPath rangeOfString:@":"].location != NSNotFound ||
+ [pathToEnablerLib rangeOfString:@":"].location != NSNotFound)
+ displayErrorAndQuit(@"Unable to launch Safari",
+ @"WebKit is located at a path containing an unsupported character. Please move WebKit to a different location and try again.");
+
+ NSMutableArray *arguments = [NSMutableArray arrayWithObject:executablePath];
+ NSMutableDictionary *environment = [[[NSDictionary dictionaryWithObjectsAndKeys:frameworkPath, @"DYLD_FRAMEWORK_PATH", @"YES", @"WEBKIT_UNSET_DYLD_FRAMEWORK_PATH",
+ pathToEnablerLib, @"DYLD_INSERT_LIBRARIES", [[NSBundle mainBundle] executablePath], @"WebKitAppPath", nil] mutableCopy] autorelease];
+ [environment addEntriesFromDictionary:[[NSProcessInfo processInfo] environment]];
+ addStartPageToArgumentsIfNeeded(arguments);
+
+ while (*++argv)
+ [arguments addObject:[NSString stringWithUTF8String:*argv]];
+
+ myExecve(executablePath, arguments, environment);
+
+ char *error = strerror(errno);
+ NSString *errorMessage = [NSString stringWithFormat:@"Launching Safari at %@ failed with the error '%s' (%d)", [safariBundle bundlePath], error, errno];
+ displayErrorAndQuit(@"Unable to launch Safari", errorMessage);
+
+ [pool release];
+ return 0;
+}