зеркало из https://github.com/mozilla/pjs.git
155 строки
4.6 KiB
C++
155 строки
4.6 KiB
C++
/* ***** 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 XULRunner.
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*
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* The Initial Developer of the Original Code is
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* Benjamin Smedberg <benjamin@smedbergs.us>
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*
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* Portions created by the Initial Developer are Copyright (C) 2005
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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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 <unistd.h>
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#include <stdlib.h>
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#include <CFBundle.h>
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#include <Processes.h>
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#include "nsBuildID.h"
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#include "nsXPCOMGlue.h"
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#include "nsINIParser.h"
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#define VERSION_MAXLEN 128
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int
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main(int argc, char **argv)
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{
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nsresult rv;
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CFBundleRef appBundle = CFBundleGetMainBundle();
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if (!appBundle)
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return 1;
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CFURLRef resourcesURL = CFBundleCopyResourcesDirectoryURL(appBundle);
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if (!resourcesURL)
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return 1;
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CFURLRef absResourcesURL = CFURLCopyAbsoluteURL(resourcesURL);
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CFRelease(resourcesURL);
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if (!absResourcesURL)
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return 1;
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CFURLRef iniFileURL =
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CFURLCreateCopyAppendingPathComponent(kCFAllocatorDefault,
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absResourcesURL,
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CFSTR("application.ini"),
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false);
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CFRelease(resourcesURL);
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if (!iniFileURL)
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return 1;
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CFStringRef iniPathStr =
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CFURLCopyFileSystemPath(iniFileURL, kCFURLPOSIXPathStyle);
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CFRelease(iniFileURL);
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if (!iniPathStr)
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return 1;
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char iniPath[PATH_MAX];
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CFStringGetCString(iniPathStr, iniPath, sizeof(iniPath),
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kCFStringEncodingUTF8);
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CFRelease(iniPathStr);
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nsINIParser parser;
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rv = parser.Init(iniPath);
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if (NS_FAILED(rv)) {
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fprintf(stderr, "Could not read application.ini\n");
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return 1;
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}
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char greDir[PATH_MAX];
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char minVersion[VERSION_MAXLEN];
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// If a gecko maxVersion is not specified, we assume that the app uses only
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// frozen APIs, and is therefore compatible with any xulrunner 1.x.
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char maxVersion[VERSION_MAXLEN] = "2";
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GREVersionRange range = {
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minVersion,
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PR_TRUE,
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maxVersion,
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PR_FALSE
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};
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rv = parser.GetString("Gecko", "MinVersion", minVersion, sizeof(minVersion));
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if (NS_FAILED(rv)) {
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fprintf(stderr,
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"The application.ini does not specify a [Gecko] MinVersion\n");
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return 1;
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}
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rv = parser.GetString("Gecko", "MaxVersion", maxVersion, sizeof(maxVersion));
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if (NS_SUCCEEDED(rv))
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range.upperInclusive = PR_TRUE;
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rv = GRE_GetGREPathWithProperties(&range, 1, nsnull, 0,
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greDir, sizeof(greDir));
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if (NS_FAILED(rv)) {
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// XXXbsmedberg: Do something much smarter here: notify the
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// user/offer to download/?
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fprintf(stderr,
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"Could not find compatible GRE between version %s and %s.\n",
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range.lower, range.upper);
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return 1;
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}
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char **argv2 = (char**) alloca(sizeof(char*) * (argc + 2));
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char xulBin[PATH_MAX];
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snprintf(xulBin, sizeof(xulBin), "%s/xulrunner-bin", greDir);
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setenv("DYLD_LIBRARY_PATH", greDir, 1);
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setenv("XRE_BINARY_PATH", xulBin, 1);
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// IMPORTANT: we lie to argv[0] about what binary is being run, so that it
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// thinks it's in the current app bundle, not the XUL.framework.
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argv2[0] = argv[0];
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argv2[1] = iniPath;
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for (int i = 1; i < argc; ++i)
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argv2[i + 1] = argv[i];
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argv2[argc + 1] = NULL;
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execv(xulBin, argv2);
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return 1;
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}
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