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/*
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* tclMacOSXBundle.c --
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*
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* This file implements functions that inspect CFBundle structures on
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* MacOS X.
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*
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* Copyright 2001, Apple Computer, Inc.
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* Copyright (c) 2003-2007 Daniel A. Steffen <das@users.sourceforge.net>
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*
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* See the file "license.terms" for information on usage and redistribution of
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* this file, and for a DISCLAIMER OF ALL WARRANTIES.
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*
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* The following terms apply to all files originating from Apple
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* Computer, Inc. ("Apple") and associated with the software unless
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* explicitly disclaimed in individual files.
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*
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* Apple hereby grants permission to use, copy, modify, distribute, and
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* license this software and its documentation for any purpose, provided
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* that existing copyright notices are retained in all copies and that
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* this notice is included verbatim in any distributions. No written
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* agreement, license, or royalty fee is required for any of the
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* authorized uses. Modifications to this software may be copyrighted by
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* their authors and need not follow the licensing terms described here,
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* provided that the new terms are clearly indicated on the first page of
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* each file where they apply.
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*
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* IN NO EVENT SHALL APPLE, THE AUTHORS OR DISTRIBUTORS OF THE SOFTWARE
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* BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR
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* CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OF THIS SOFTWARE, ITS
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* DOCUMENTATION, OR ANY DERIVATIVES THEREOF, EVEN IF APPLE OR THE
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* AUTHORS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. APPLE,
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* THE AUTHORS AND DISTRIBUTORS SPECIFICALLY DISCLAIM ANY WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND
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* NON-INFRINGEMENT. THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, AND
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* APPLE,THE AUTHORS AND DISTRIBUTORS HAVE NO OBLIGATION TO PROVIDE
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* MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* GOVERNMENT USE: If you are acquiring this software on behalf of the
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* U.S. government, the Government shall have only "Restricted Rights" in
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* the software and related documentation as defined in the Federal
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* Acquisition Regulations (FARs) in Clause 52.227.19 (c) (2). If you are
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* acquiring the software on behalf of the Department of Defense, the
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* software shall be classified as "Commercial Computer Software" and the
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* Government shall have only "Restricted Rights" as defined in Clause
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* 252.227-7013 (c) (1) of DFARs. Notwithstanding the foregoing, the
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* authors grant the U.S. Government and others acting in its behalf
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* permission to use and distribute the software in accordance with the
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* terms specified in this license.
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*
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* RCS: @(#) $Id: tclMacOSXBundle.c,v 1.3.2.6 2007/04/29 02:21:33 das Exp $
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*/
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#include "tclPort.h"
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#ifdef HAVE_COREFOUNDATION
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#include <CoreFoundation/CoreFoundation.h>
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#include <mach-o/dyld.h>
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#endif /* HAVE_COREFOUNDATION */
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/*
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*----------------------------------------------------------------------
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*
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* Tcl_MacOSXOpenBundleResources --
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*
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* Given the bundle name for a shared library, this routine sets
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* libraryPath to the Resources/Scripts directory in the framework
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* package. If hasResourceFile is true, it will also open the main
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* resource file for the bundle.
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*
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* Results:
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* TCL_OK if the bundle could be opened, and the Scripts folder found.
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* TCL_ERROR otherwise.
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*
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* Side effects:
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* libraryVariableName may be set, and the resource file opened.
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*
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*----------------------------------------------------------------------
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*/
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int
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Tcl_MacOSXOpenBundleResources(
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Tcl_Interp *interp,
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CONST char *bundleName,
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int hasResourceFile,
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int maxPathLen,
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char *libraryPath)
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{
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return Tcl_MacOSXOpenVersionedBundleResources(interp, bundleName,
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NULL, hasResourceFile, maxPathLen, libraryPath);
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}
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/*
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*----------------------------------------------------------------------
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*
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* Tcl_MacOSXOpenVersionedBundleResources --
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*
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* Given the bundle and version name for a shared library (version name
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* can be NULL to indicate latest version), this routine sets libraryPath
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* to the Resources/Scripts directory in the framework package. If
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* hasResourceFile is true, it will also open the main resource file for
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* the bundle.
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*
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* Results:
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* TCL_OK if the bundle could be opened, and the Scripts folder found.
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* TCL_ERROR otherwise.
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*
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* Side effects:
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* libraryVariableName may be set, and the resource file opened.
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*
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*----------------------------------------------------------------------
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*/
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int
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Tcl_MacOSXOpenVersionedBundleResources(
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Tcl_Interp *interp,
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CONST char *bundleName,
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CONST char *bundleVersion,
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int hasResourceFile,
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int maxPathLen,
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char *libraryPath)
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{
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#ifdef HAVE_COREFOUNDATION
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CFBundleRef bundleRef;
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CFStringRef bundleNameRef;
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CFURLRef libURL;
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libraryPath[0] = '\0';
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bundleNameRef = CFStringCreateWithCString(NULL, bundleName,
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kCFStringEncodingUTF8);
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bundleRef = CFBundleGetBundleWithIdentifier(bundleNameRef);
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CFRelease(bundleNameRef);
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if (bundleVersion && bundleRef) {
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/*
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* Create bundle from bundleVersion subdirectory of 'Versions'.
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*/
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CFBundleRef versionedBundleRef = NULL;
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CFURLRef versionedBundleURL = NULL;
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CFStringRef bundleVersionRef = CFStringCreateWithCString(NULL,
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bundleVersion, kCFStringEncodingUTF8);
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CFURLRef bundleURL = CFBundleCopyBundleURL(bundleRef);
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if (bundleURL) {
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CFStringRef bundleTailRef = CFURLCopyLastPathComponent(bundleURL);
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if (bundleTailRef) {
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if (CFStringCompare(bundleTailRef, bundleVersionRef, 0) ==
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kCFCompareEqualTo) {
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versionedBundleRef = bundleRef;
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}
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CFRelease(bundleTailRef);
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}
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}
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if (bundleURL && !versionedBundleRef) {
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CFURLRef versURL = CFURLCreateCopyAppendingPathComponent(NULL,
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bundleURL, CFSTR("Versions"), TRUE);
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if (versURL) {
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versionedBundleURL = CFURLCreateCopyAppendingPathComponent(
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NULL, versURL, bundleVersionRef, TRUE);
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CFRelease(versURL);
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}
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CFRelease(bundleURL);
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}
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CFRelease(bundleVersionRef);
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if (versionedBundleURL) {
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versionedBundleRef = CFBundleCreate(NULL, versionedBundleURL);
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CFRelease(versionedBundleURL);
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}
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bundleRef = versionedBundleRef;
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}
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if (bundleRef) {
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if (hasResourceFile) {
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/*
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* Dynamically acquire address for CFBundleOpenBundleResourceMap
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* symbol, since it is only present in full CoreFoundation on Mac
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* OS X and not in CFLite on pure Darwin.
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*/
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static int initialized = FALSE;
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static short (*openresourcemap)(CFBundleRef) = NULL;
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if (!initialized) {
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NSSymbol nsSymbol = NULL;
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if (NSIsSymbolNameDefinedWithHint(
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"_CFBundleOpenBundleResourceMap", "CoreFoundation")) {
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nsSymbol = NSLookupAndBindSymbolWithHint(
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"_CFBundleOpenBundleResourceMap","CoreFoundation");
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if (nsSymbol) {
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openresourcemap = NSAddressOfSymbol(nsSymbol);
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}
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}
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initialized = TRUE;
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}
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if (openresourcemap) {
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short refNum;
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refNum = openresourcemap(bundleRef);
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}
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}
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libURL = CFBundleCopyResourceURL(bundleRef, CFSTR("Scripts"),
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NULL, NULL);
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if (libURL) {
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/*
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* FIXME: This is a quick fix, it is probably not right for
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* internationalization.
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*/
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CFURLGetFileSystemRepresentation(libURL, TRUE,
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(unsigned char*) libraryPath, maxPathLen);
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CFRelease(libURL);
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}
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}
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if (libraryPath[0]) {
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return TCL_OK;
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} else {
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return TCL_ERROR;
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}
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#else /* HAVE_COREFOUNDATION */
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return TCL_ERROR;
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#endif /* HAVE_COREFOUNDATION */
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}
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