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-rw-r--r--macosx/tkMacOSXInit.c129
1 files changed, 66 insertions, 63 deletions
diff --git a/macosx/tkMacOSXInit.c b/macosx/tkMacOSXInit.c
index 59418f5..fdaf9aa 100644
--- a/macosx/tkMacOSXInit.c
+++ b/macosx/tkMacOSXInit.c
@@ -8,10 +8,10 @@
* Copyright 2001, Apple Computer, Inc.
* Copyright (c) 2005-2007 Daniel A. Steffen <das@users.sourceforge.net>
*
- * See the file "license.terms" for information on usage and redistribution
- * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
+ * See the file "license.terms" for information on usage and redistribution of
+ * this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkMacOSXInit.c,v 1.34 2007/12/13 15:27:09 dgp Exp $
+ * RCS: @(#) $Id: tkMacOSXInit.c,v 1.35 2008/04/27 22:39:12 dkf Exp $
*/
#include "tkMacOSXPrivate.h"
@@ -24,19 +24,20 @@
#include <mach-o/getsect.h>
/*
- * Define the following to 0 to not attempt to use an undocumented SPI
- * to notify the window server that an unbundled executable is a full
- * GUI application after loading Tk.
+ * Define the following to 0 to not attempt to use an undocumented SPI to
+ * notify the window server that an unbundled executable is a full GUI
+ * application after loading Tk.
*/
+
#ifndef MAC_OSX_TK_USE_CPS_SPI
#define MAC_OSX_TK_USE_CPS_SPI 1
#endif
/*
* The following structures are used to map the script/language codes of a
- * font to the name that should be passed to Tcl_GetEncoding() to obtain
- * the encoding for that font. The set of numeric constants is fixed and
- * defined by Apple.
+ * font to the name that should be passed to Tcl_GetEncoding() to obtain the
+ * encoding for that font. The set of numeric constants is fixed and defined
+ * by Apple.
*/
typedef struct Map {
@@ -83,13 +84,13 @@ static Map scriptMap[] = {
Tcl_Encoding TkMacOSXCarbonEncoding = NULL;
/*
- * If the App is in an App package, then we want to add the Scripts
- * directory to the auto_path.
+ * If the App is in an App package, then we want to add the Scripts directory
+ * to the auto_path.
*/
+
static char scriptPath[PATH_MAX + 1] = "";
float tkMacOSXToolboxVersionNumber = 0;
-
/*
*----------------------------------------------------------------------
@@ -100,8 +101,8 @@ float tkMacOSXToolboxVersionNumber = 0;
* tk_library variable.
*
* Results:
- * Returns a standard Tcl result. Leaves an error message or result
- * in the interp's result.
+ * Returns a standard Tcl result. Leaves an error message or result in
+ * the interp's result.
*
* Side effects:
* Sets "tk_library" Tcl variable, runs "tk.tcl" script.
@@ -119,9 +120,9 @@ TkpInit(
Tk_MacOSXSetupTkNotifier();
/*
- * Since it is possible for TkInit to be called multiple times
- * and we don't want to do the following initialization multiple times
- * we protect against doing it more than once.
+ * Since it is possible for TkInit to be called multiple times and we
+ * don't want to do the following initialization multiple times we protect
+ * against doing it more than once.
*/
if (!initialized) {
@@ -130,7 +131,7 @@ TkpInit(
CFURLRef bundleUrl = NULL;
CFStringEncoding encoding;
const char *encodingStr = NULL;
- int i;
+ int i;
struct utsname name;
long osVersion = 0;
@@ -145,7 +146,7 @@ TkpInit(
}
if (osVersion && osVersion < (MAC_OS_X_VERSION_MIN_REQUIRED-1000)/10) {
Tcl_Panic("Mac OS X 10.%d or later required !",
- (MAC_OS_X_VERSION_MIN_REQUIRED-1000)/10);
+ (MAC_OS_X_VERSION_MIN_REQUIRED-1000)/10);
}
TK_IF_MAC_OS_X_API (3, &kHIToolboxVersionNumber,
tkMacOSXToolboxVersionNumber = kHIToolboxVersionNumber;
@@ -174,7 +175,7 @@ TkpInit(
"com.tcltk.tklibrary", TK_FRAMEWORK_VERSION, 1, PATH_MAX,
tkLibPath) != TCL_OK)
#endif
- {
+ {
/* Tk.framework not found, check if resource file is open */
Handle rsrc = Get1NamedResource('CURS', "\phand");
if (rsrc) {
@@ -194,7 +195,7 @@ TkpInit(
image = _dyld_get_image_header(i);
if (image) {
data = getsectdatafromheader(image, SEG_TEXT,
- "__tk_rsrc", (void*)&size);
+ "__tk_rsrc", (void *) &size);
if (data) {
data += _dyld_get_image_vmaddr_slide(i);
break;
@@ -222,7 +223,7 @@ TkpInit(
if (write(fd, data, size) == -1) {
break;
}
- if(ChkErr(FSPathMakeRef, (unsigned char*)fileName, &ref,
+ if(ChkErr(FSPathMakeRef, (unsigned char *) fileName, &ref,
NULL) != noErr) {
break;
}
@@ -260,11 +261,14 @@ TkpInit(
* executable's url and compare the resulting url with the main
* bundle url.
*/
+
int j = 3;
CFURLRef url = CFBundleCopyExecutableURL(bundleRef);
+
while (url && j--) {
- CFURLRef parent = CFURLCreateCopyDeletingLastPathComponent(NULL,
- url);
+ CFURLRef parent =
+ CFURLCreateCopyDeletingLastPathComponent(NULL, url);
+
CFRelease(url);
url = parent;
}
@@ -275,8 +279,11 @@ TkpInit(
CFRelease(bundleUrl);
}
- /* If we are not a bundled executable, notify the window server that
- * we are a foregroundable app. */
+ /*
+ * If we are not a bundled executable, notify the window server that
+ * we are a foregroundable app.
+ */
+
if (!bundledExecutable) {
OSStatus err = procNotFound;
ProcessSerialNumber psn = { 0, kCurrentProcess };
@@ -293,6 +300,7 @@ TkpInit(
* server. Load the SPI symbol dynamically, so that we don't
* break if it ever disappears or changes its name.
*/
+
TkMacOSXInitNamedSymbol(CoreGraphics, OSStatus,
CPSEnableForegroundOperation, ProcessSerialNumberPtr);
if (CPSEnableForegroundOperation) {
@@ -327,8 +335,8 @@ TkpInit(
}
/*
- * FIXME: Close stdin & stdout for remote debugging otherwise we
- * will fight with gdb for stdin & stdout
+ * FIXME: Close stdin & stdout for remote debugging otherwise we will
+ * fight with gdb for stdin & stdout
*/
if (getenv("XCNOSTDIN") != NULL) {
@@ -389,9 +397,9 @@ TkpInit(
*
* TkpGetAppName --
*
- * Retrieves the name of the current application from a platform
- * specific location. For Unix, the application name is the tail
- * of the path contained in the tcl variable argv0.
+ * Retrieves the name of the current application from a platform specific
+ * location. For Unix, the application name is the tail of the path
+ * contained in the tcl variable argv0.
*
* Results:
* Returns the application name in the given Tcl_DString.
@@ -426,8 +434,8 @@ TkpGetAppName(
*
* TkpDisplayWarning --
*
- * This routines is called from Tk_Main to display warning
- * messages that occur during startup.
+ * This routines is called from Tk_Main to display warning messages that
+ * occur during startup.
*
* Results:
* None.
@@ -440,10 +448,11 @@ TkpGetAppName(
void
TkpDisplayWarning(
- CONST char *msg, /* Message to be displayed. */
- CONST char *title) /* Title of warning. */
+ const char *msg, /* Message to be displayed. */
+ const char *title) /* Title of warning. */
{
Tcl_Channel errChannel = Tcl_GetStdChannel(TCL_STDERR);
+
if (errChannel) {
Tcl_WriteChars(errChannel, title, -1);
Tcl_WriteChars(errChannel, ": ", 2);
@@ -457,13 +466,11 @@ TkpDisplayWarning(
*
* TkMacOSXDefaultStartupScript --
*
- *
- * On MacOS X, we look for a file in the Resources/Scripts
- * directory called AppMain.tcl and if found, we set argv[1] to
- * that, so that the rest of the code will find it, and add the
- * Scripts folder to the auto_path. If we don't find the startup
- * script, we just bag it, assuming the user is starting up some
- * other way.
+ * On MacOS X, we look for a file in the Resources/Scripts directory
+ * called AppMain.tcl and if found, we set argv[1] to that, so that the
+ * rest of the code will find it, and add the Scripts folder to the
+ * auto_path. If we don't find the startup script, we just bag it,
+ * assuming the user is starting up some other way.
*
* Results:
* None.
@@ -482,24 +489,21 @@ TkMacOSXDefaultStartupScript(void)
bundleRef = CFBundleGetMainBundle();
if (bundleRef != NULL) {
- CFURLRef appMainURL;
- appMainURL = CFBundleCopyResourceURL(bundleRef,
- CFSTR("AppMain"),
- CFSTR("tcl"),
- CFSTR("Scripts"));
+ CFURLRef appMainURL = CFBundleCopyResourceURL(bundleRef,
+ CFSTR("AppMain"), CFSTR("tcl"), CFSTR("Scripts"));
if (appMainURL != NULL) {
CFURLRef scriptFldrURL;
char startupScript[PATH_MAX + 1];
if (CFURLGetFileSystemRepresentation (appMainURL, true,
- (unsigned char*) startupScript, PATH_MAX)) {
- Tcl_SetStartupScript(Tcl_NewStringObj(startupScript, -1), NULL);
- scriptFldrURL = CFURLCreateCopyDeletingLastPathComponent(
- NULL, appMainURL);
+ (unsigned char *) startupScript, PATH_MAX)) {
+ Tcl_SetStartupScript(Tcl_NewStringObj(startupScript,-1), NULL);
+ scriptFldrURL = CFURLCreateCopyDeletingLastPathComponent(NULL,
+ appMainURL);
if (scriptFldrURL != NULL) {
- CFURLGetFileSystemRepresentation(scriptFldrURL,
- true, (unsigned char*) scriptPath, PATH_MAX);
+ CFURLGetFileSystemRepresentation(scriptFldrURL, true,
+ (unsigned char *) scriptPath, PATH_MAX);
CFRelease(scriptFldrURL);
}
}
@@ -513,11 +517,9 @@ TkMacOSXDefaultStartupScript(void)
*
* TkMacOSXGetNamedSymbol --
*
- *
- * Dynamically acquire address of a named symbol from a loaded
- * dynamic library, so that we can use API that may not be
- * available on all OS versions.
- * If module is non-NULL and not the empty string, use twolevel
+ * Dynamically acquire address of a named symbol from a loaded dynamic
+ * library, so that we can use API that may not be available on all OS
+ * versions. If module is non-NULL and not the empty string, use twolevel
* namespace lookup.
*
* Results:
@@ -535,18 +537,19 @@ TkMacOSXGetNamedSymbol(
const char* symbol)
{
NSSymbol nsSymbol = NULL;
+
if (module && *module) {
- if(NSIsSymbolNameDefinedWithHint(symbol, module)) {
+ if (NSIsSymbolNameDefinedWithHint(symbol, module)) {
nsSymbol = NSLookupAndBindSymbolWithHint(symbol, module);
}
} else {
- if(NSIsSymbolNameDefined(symbol)) {
+ if (NSIsSymbolNameDefined(symbol)) {
nsSymbol = NSLookupAndBindSymbol(symbol);
}
}
- if (nsSymbol) {
- return NSAddressOfSymbol(nsSymbol);
- } else {
+
+ if (!nsSymbol) {
return NULL;
}
+ return NSAddressOfSymbol(nsSymbol);
}