зеркало из https://github.com/mozilla/pjs.git
370 строки
9.8 KiB
C++
370 строки
9.8 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 Mozilla Foundation <http://www.mozilla.org/>. 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 "nsXPCOMGlue.h"
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#include "nsINIParser.h"
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#include "prtypes.h"
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#include "nsXPCOMPrivate.h" // for XP MAXPATHLEN
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#include "nsMemory.h" // for NS_ARRAY_LENGTH
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#include "nsXULAppAPI.h"
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#include "nsILocalFile.h"
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#include <stdarg.h>
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#ifdef XP_WIN
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#include <windows.h>
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#include <io.h>
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#define snprintf _snprintf
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#define vsnprintf _vsnprintf
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#define PATH_SEPARATOR_CHAR '\\'
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#include "nsWindowsRestart.cpp"
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#define R_OK 04
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#elif defined(XP_MACOSX)
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#include <CFBundle.h>
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#define PATH_SEPARATOR_CHAR '/'
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#elif defined (XP_OS2)
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#define INCL_DOS
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#define INCL_DOSMISC
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#define INCL_DOSERRORS
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#include <os2.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#define PATH_SEPARATOR_CHAR '\\'
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#else
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#define PATH_SEPARATOR_CHAR '/'
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#endif
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#define VERSION_MAXLEN 128
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static void Output(PRBool isError, const char *fmt, ... )
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{
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va_list ap;
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va_start(ap, fmt);
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#if defined(XP_WIN) && !MOZ_WINCONSOLE
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char msg[2048];
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vsnprintf(msg, sizeof(msg), fmt, ap);
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UINT flags = MB_OK;
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if (isError)
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flags |= MB_ICONERROR;
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else
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flags |= MB_ICONINFORMATION;
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MessageBox(NULL, msg, "XULRunner", flags);
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#else
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vfprintf(stderr, fmt, ap);
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#endif
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va_end(ap);
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}
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class AutoAppData
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{
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public:
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AutoAppData(nsILocalFile* aINIFile) : mAppData(nsnull) {
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nsresult rv = XRE_CreateAppData(aINIFile, &mAppData);
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if (NS_FAILED(rv))
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mAppData = nsnull;
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}
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~AutoAppData() {
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if (mAppData)
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XRE_FreeAppData(mAppData);
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}
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operator nsXREAppData*() const { return mAppData; }
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nsXREAppData* operator -> () const { return mAppData; }
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private:
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nsXREAppData* mAppData;
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};
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XRE_CreateAppDataType XRE_CreateAppData;
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XRE_FreeAppDataType XRE_FreeAppData;
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XRE_mainType XRE_main;
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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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char *lastSlash;
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char iniPath[MAXPATHLEN];
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char tmpPath[MAXPATHLEN];
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char greDir[MAXPATHLEN];
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PRBool greFound = PR_FALSE;
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#if defined(XP_MACOSX)
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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(absResourcesURL);
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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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CFStringGetCString(iniPathStr, iniPath, sizeof(iniPath),
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kCFStringEncodingUTF8);
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CFRelease(iniPathStr);
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#else
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#ifdef XP_WIN
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if (!::GetModuleFileName(NULL, iniPath, sizeof(iniPath)))
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return 1;
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#elif defined(XP_OS2)
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PPIB ppib;
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PTIB ptib;
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DosGetInfoBlocks(&ptib, &ppib);
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DosQueryModuleName(ppib->pib_hmte, sizeof(iniPath), iniPath);
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#else
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// on unix, there is no official way to get the path of the current binary.
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// instead of using the MOZILLA_FIVE_HOME hack, which doesn't scale to
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// multiple applications, we will try a series of techniques:
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//
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// 1) use realpath() on argv[0], which works unless we're loaded from the
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// PATH
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// 2) manually walk through the PATH and look for ourself
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// 3) give up
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struct stat fileStat;
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if (!realpath(argv[0], iniPath) || stat(iniPath, &fileStat)) {
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const char *path = getenv("PATH");
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if (!path)
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return 1;
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char *pathdup = strdup(path);
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if (!pathdup)
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return 1;
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PRBool found = PR_FALSE;
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char *token = strtok(pathdup, ":");
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while (token) {
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sprintf(tmpPath, "%s/%s", token, argv[0]);
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if (realpath(tmpPath, iniPath) && stat(iniPath, &fileStat) == 0) {
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found = PR_TRUE;
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break;
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}
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token = strtok(NULL, ":");
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}
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free (pathdup);
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if (!found)
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return 1;
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}
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#endif
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lastSlash = strrchr(iniPath, PATH_SEPARATOR_CHAR);
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if (!lastSlash)
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return 1;
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*(++lastSlash) = '\0';
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// On Linux/Win, look for XULRunner in appdir/xulrunner
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snprintf(greDir, sizeof(greDir),
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"%sxulrunner" XPCOM_FILE_PATH_SEPARATOR XPCOM_DLL,
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iniPath);
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greFound = (access(greDir, R_OK) == 0);
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strncpy(lastSlash, "application.ini", sizeof(iniPath) - (lastSlash - iniPath));
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#endif
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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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if (!greFound) {
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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] = "1.*";
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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_TRUE
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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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static const GREProperty kProperties[] = {
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{ "xulrunner", "true" }
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};
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rv = GRE_GetGREPathWithProperties(&range, 1,
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kProperties, NS_ARRAY_LENGTH(kProperties),
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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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Output(PR_FALSE,
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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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}
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#ifdef XP_OS2
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// On OS/2 we need to set BEGINLIBPATH to be able to find XULRunner DLLs
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strcpy(tmpPath, greDir);
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lastSlash = strrchr(tmpPath, PATH_SEPARATOR_CHAR);
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if (lastSlash) {
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*lastSlash = '\0';
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}
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DosSetExtLIBPATH(tmpPath, BEGIN_LIBPATH);
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#endif
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rv = XPCOMGlueStartup(greDir);
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if (NS_FAILED(rv)) {
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Output(PR_TRUE, "Couldn't load XPCOM.\n");
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return 1;
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}
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static const nsDynamicFunctionLoad kXULFuncs[] = {
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{ "XRE_CreateAppData", (NSFuncPtr*) &XRE_CreateAppData },
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{ "XRE_FreeAppData", (NSFuncPtr*) &XRE_FreeAppData },
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{ "XRE_main", (NSFuncPtr*) &XRE_main },
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{ nsnull, nsnull }
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};
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rv = XPCOMGlueLoadXULFunctions(kXULFuncs);
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if (NS_FAILED(rv)) {
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Output(PR_TRUE, "Couldn't load XRE functions.\n");
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return 1;
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}
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NS_LogInit();
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int retval;
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{ // Scope COMPtr and AutoAppData
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nsCOMPtr<nsILocalFile> iniFile;
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rv = NS_NewNativeLocalFile(nsDependentCString(iniPath), PR_FALSE,
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getter_AddRefs(iniFile));
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if (NS_FAILED(rv)) {
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Output(PR_TRUE, "Couldn't find application.ini file.\n");
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return 1;
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}
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AutoAppData appData(iniFile);
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if (!appData) {
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Output(PR_TRUE, "Error: couldn't parse application.ini.\n");
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return 1;
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}
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NS_ASSERTION(!appData->directory, "Parsed app directory?");
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// chop "application.ini" off the path again
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lastSlash = strrchr(iniPath, PATH_SEPARATOR_CHAR);
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*lastSlash = '\0';
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NS_NewNativeLocalFile(nsDependentCString(iniPath), PR_FALSE,
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&appData->directory);
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if (!appData->xreDirectory) {
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// chop "libxul.so" off the GRE path
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lastSlash = strrchr(greDir, PATH_SEPARATOR_CHAR);
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if (lastSlash) {
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*lastSlash = '\0';
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}
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NS_NewNativeLocalFile(nsDependentCString(greDir), PR_FALSE,
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&appData->xreDirectory);
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}
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retval = XRE_main(argc, argv, appData);
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}
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NS_LogTerm();
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XPCOMGlueShutdown();
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return retval;
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}
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#if defined( XP_WIN ) && defined( WIN32 ) && !defined(__GNUC__)
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// We need WinMain in order to not be a console app. This function is
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// unused if we are a console application.
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int WINAPI WinMain( HINSTANCE, HINSTANCE, LPSTR args, int )
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{
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// Do the real work.
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return main( __argc, __argv );
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}
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#endif
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