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97 lines
3.5 KiB
Objective-C
97 lines
3.5 KiB
Objective-C
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Ben Goodger <ben@mozilla.org>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "MacLaunchHelper.h"
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#include "nsObjCExceptions.h"
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#include <Cocoa/Cocoa.h>
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#ifdef __ppc__
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#include <sys/types.h>
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#include <sys/sysctl.h>
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#include <mach/machine.h>
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#endif /* __ppc__ */
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void LaunchChildMac(int aArgc, char** aArgv)
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
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int i;
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NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
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NSTask* child = [[[NSTask alloc] init] autorelease];
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NSMutableArray* args = [[[NSMutableArray alloc] init] autorelease];
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#ifdef __ppc__
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// It's possible that the app is a universal binary running under Rosetta
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// translation because the user forced it to. Relaunching via NSTask would
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// launch the app natively, which the user apparently doesn't want.
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// In that case, try to preserve translation.
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// If the sysctl doesn't exist, it's because Rosetta doesn't exist,
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// so don't try to force translation. In case of other errors, just assume
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// that the app is native.
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int isNative = 0;
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size_t sz = sizeof(isNative);
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if (sysctlbyname("sysctl.proc_native", &isNative, &sz, NULL, 0) == 0 &&
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!isNative) {
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// Running translated on ppc.
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cpu_type_t preferredCPU = CPU_TYPE_POWERPC;
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sysctlbyname("sysctl.proc_exec_affinity", NULL, NULL,
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&preferredCPU, sizeof(preferredCPU));
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// Nothing can be done to handle failure, relaunch anyway.
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}
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#endif /* __ppc__ */
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for (i = 1; i < aArgc; ++i)
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[args addObject: [NSString stringWithCString: aArgv[i]]];
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[child setCurrentDirectoryPath:[[[NSBundle mainBundle] executablePath] stringByDeletingLastPathComponent]];
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[child setLaunchPath:[[NSBundle mainBundle] executablePath]];
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[child setArguments:args];
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[child launch];
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[pool release];
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NS_OBJC_END_TRY_ABORT_BLOCK;
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}
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