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authordkf <donal.k.fellows@manchester.ac.uk>2008-07-02 09:44:49 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2008-07-02 09:44:49 (GMT)
commit2ae7f2cdd395b7ff0ad3bfa144c8d71cc9fbc346 (patch)
tree2073330ea2078a5ca7beaf789cccc503b62d99ff /macosx/tkMacOSXHLEvents.c
parentd6e7f6b3743e98803d7e8c7debc709c072c6e6a5 (diff)
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Ensure that errors in callback scripts don't get swept under the carpet.
Diffstat (limited to 'macosx/tkMacOSXHLEvents.c')
-rw-r--r--macosx/tkMacOSXHLEvents.c437
1 files changed, 229 insertions, 208 deletions
diff --git a/macosx/tkMacOSXHLEvents.c b/macosx/tkMacOSXHLEvents.c
index f56165d..fb2a111 100644
--- a/macosx/tkMacOSXHLEvents.c
+++ b/macosx/tkMacOSXHLEvents.c
@@ -1,63 +1,62 @@
/*
* tkMacOSXHLEvents.c --
*
- * Implements high level event support for the Macintosh. Currently,
- * the only event that really does anything is the Quit event.
+ * Implements high level event support for the Macintosh. Currently, the
+ * only event that really does anything is the Quit event.
*
* Copyright (c) 1995-1997 Sun Microsystems, Inc.
* Copyright 2001, Apple Computer, Inc.
* Copyright (c) 2006 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: tkMacOSXHLEvents.c,v 1.15 2007/12/13 15:27:09 dgp Exp $
+ * RCS: @(#) $Id: tkMacOSXHLEvents.c,v 1.16 2008/07/02 09:44:49 dkf Exp $
*/
#include "tkMacOSXPrivate.h"
/*
- * This is a Tcl_Event structure that the Quit AppleEvent handler
- * uses to schedule the ReallyKillMe function.
+ * This is a Tcl_Event structure that the Quit AppleEvent handler uses to
+ * schedule the ReallyKillMe function.
*/
typedef struct KillEvent {
- Tcl_Event header; /* Information that is standard for
- * all events. */
- Tcl_Interp *interp; /* Interp that was passed to the
- * Quit AppleEvent */
+ Tcl_Event header; /* Information that is standard for all
+ * events. */
+ Tcl_Interp *interp; /* Interp that was passed to the Quit
+ * AppleEvent */
} KillEvent;
/*
* Static functions used only in this file.
*/
-static OSErr QuitHandler(const AppleEvent * event, AppleEvent * reply,
- long handlerRefcon);
-static OSErr OappHandler(const AppleEvent * event, AppleEvent * reply,
- long handlerRefcon);
-static OSErr RappHandler(const AppleEvent * event, AppleEvent * reply,
- long handlerRefcon);
-static OSErr OdocHandler(const AppleEvent * event, AppleEvent * reply,
- long handlerRefcon);
-static OSErr PrintHandler(const AppleEvent * event, AppleEvent * reply,
- long handlerRefcon);
-static OSErr ScriptHandler(const AppleEvent * event, AppleEvent * reply,
- long handlerRefcon);
-static OSErr PrefsHandler(const AppleEvent * event, AppleEvent * reply,
- long handlerRefcon);
-
-static int MissedAnyParameters(const AppleEvent *theEvent);
-static int ReallyKillMe(Tcl_Event *eventPtr, int flags);
-static OSStatus FSRefToDString(const FSRef *fsref, Tcl_DString *ds);
+static OSErr QuitHandler(const AppleEvent *event,
+ AppleEvent *reply, long handlerRefcon);
+static OSErr OappHandler(const AppleEvent *event,
+ AppleEvent *reply, long handlerRefcon);
+static OSErr RappHandler(const AppleEvent *event,
+ AppleEvent *reply, long handlerRefcon);
+static OSErr OdocHandler(const AppleEvent *event,
+ AppleEvent *reply, long handlerRefcon);
+static OSErr PrintHandler(const AppleEvent *event,
+ AppleEvent *reply, long handlerRefcon);
+static OSErr ScriptHandler(const AppleEvent *event,
+ AppleEvent *reply, long handlerRefcon);
+static OSErr PrefsHandler(const AppleEvent *event,
+ AppleEvent *reply, long handlerRefcon);
+static int MissedAnyParameters(const AppleEvent *theEvent);
+static int ReallyKillMe(Tcl_Event *eventPtr, int flags);
+static OSStatus FSRefToDString(const FSRef *fsref, Tcl_DString *ds);
/*
*----------------------------------------------------------------------
*
* TkMacOSXInitAppleEvents --
*
- * Initilize the Apple Events on the Macintosh. This registers the
- * core event handlers.
+ * Initilize the Apple Events on the Macintosh. This registers the core
+ * event handlers.
*
* Results:
* None.
@@ -70,10 +69,11 @@ static OSStatus FSRefToDString(const FSRef *fsref, Tcl_DString *ds);
void
TkMacOSXInitAppleEvents(
- Tcl_Interp *interp) /* Interp to handle basic events. */
+ Tcl_Interp *interp) /* Interp to handle basic events. */
{
- AEEventHandlerUPP OappHandlerUPP, RappHandlerUPP, OdocHandlerUPP,
- PrintHandlerUPP, QuitHandlerUPP, ScriptHandlerUPP, PrefsHandlerUPP;
+ AEEventHandlerUPP OappHandlerUPP, RappHandlerUPP, OdocHandlerUPP;
+ AEEventHandlerUPP PrintHandlerUPP, QuitHandlerUPP, ScriptHandlerUPP;
+ AEEventHandlerUPP PrefsHandlerUPP;
static Boolean initialized = FALSE;
if (!initialized) {
@@ -82,6 +82,7 @@ TkMacOSXInitAppleEvents(
/*
* Install event handlers for the core apple events.
*/
+
QuitHandlerUPP = NewAEEventHandlerUPP(QuitHandler);
ChkErr(AEInstallEventHandler, kCoreEventClass, kAEQuitApplication,
QuitHandlerUPP, (long) interp, false);
@@ -109,7 +110,7 @@ TkMacOSXInitAppleEvents(
if (interp) {
ScriptHandlerUPP = NewAEEventHandlerUPP(ScriptHandler);
ChkErr(AEInstallEventHandler, kAEMiscStandards, kAEDoScript,
- ScriptHandlerUPP, (long) interp, false);
+ ScriptHandlerUPP, (long) interp, false);
}
}
}
@@ -153,10 +154,10 @@ TkMacOSXDoHLEvent(
*----------------------------------------------------------------------
*/
-OSErr
+static OSErr
QuitHandler(
- const AppleEvent * event,
- AppleEvent * reply,
+ const AppleEvent *event,
+ AppleEvent *reply,
long handlerRefcon)
{
Tcl_Interp *interp = (Tcl_Interp *) handlerRefcon;
@@ -164,10 +165,11 @@ QuitHandler(
if (interp) {
/*
- * Call the exit command from the event loop, since you are not supposed
- * to call ExitToShell in an Apple Event Handler. We put this at the head
- * of Tcl's event queue because this message usually comes when the Mac is
- * shutting down, and we want to kill the shell as quickly as possible.
+ * Call the exit command from the event loop, since you are not
+ * supposed to call ExitToShell in an Apple Event Handler. We put this
+ * at the head of Tcl's event queue because this message usually comes
+ * when the Mac is shutting down, and we want to kill the shell as
+ * quickly as possible.
*/
eventPtr = (KillEvent *) ckalloc(sizeof(KillEvent));
@@ -195,18 +197,20 @@ QuitHandler(
*----------------------------------------------------------------------
*/
-OSErr
+static OSErr
OappHandler(
- const AppleEvent * event,
- AppleEvent * reply,
+ const AppleEvent *event,
+ AppleEvent *reply,
long handlerRefcon)
{
Tcl_CmdInfo dummy;
Tcl_Interp *interp = (Tcl_Interp *) handlerRefcon;
if (interp &&
- Tcl_GetCommandInfo(interp, "::tk::mac::OpenApplication", &dummy)) {
- Tcl_GlobalEval(interp, "::tk::mac::OpenApplication");
+ Tcl_GetCommandInfo(interp, "::tk::mac::OpenApplication", &dummy)){
+ if (Tcl_GlobalEval(interp, "::tk::mac::OpenApplication") != TCL_OK) {
+ Tcl_BackgroundError(interp);
+ }
}
return noErr;
}
@@ -227,10 +231,10 @@ OappHandler(
*----------------------------------------------------------------------
*/
-OSErr
+static OSErr
RappHandler(
- const AppleEvent * event,
- AppleEvent * reply,
+ const AppleEvent *event,
+ AppleEvent *reply,
long handlerRefcon)
{
Tcl_CmdInfo dummy;
@@ -238,9 +242,11 @@ RappHandler(
ProcessSerialNumber thePSN = {0, kCurrentProcess};
OSStatus err = ChkErr(SetFrontProcess, &thePSN);
- if (interp &&
- Tcl_GetCommandInfo(interp, "::tk::mac::ReopenApplication", &dummy)) {
- Tcl_GlobalEval(interp, "::tk::mac::ReopenApplication");
+ if (interp && Tcl_GetCommandInfo(interp,
+ "::tk::mac::ReopenApplication", &dummy)) {
+ if (Tcl_GlobalEval(interp, "::tk::mac::ReopenApplication") != TCL_OK){
+ Tcl_BackgroundError(interp);
+ }
}
return err;
}
@@ -250,8 +256,8 @@ RappHandler(
*
* PrefsHandler --
*
- * This is the 'pref' core Apple event handler.
- * Called when the user selects 'Preferences...' in MacOS X
+ * This is the 'pref' core Apple event handler. Called when the user
+ * selects 'Preferences...' in MacOS X
*
* Results:
* None.
@@ -262,18 +268,20 @@ RappHandler(
*----------------------------------------------------------------------
*/
-OSErr
+static OSErr
PrefsHandler(
- const AppleEvent * event,
- AppleEvent * reply,
+ const AppleEvent *event,
+ AppleEvent *reply,
long handlerRefcon)
{
Tcl_CmdInfo dummy;
Tcl_Interp *interp = (Tcl_Interp *) handlerRefcon;
if (interp &&
- Tcl_GetCommandInfo(interp, "::tk::mac::ShowPreferences", &dummy)) {
- Tcl_GlobalEval(interp, "::tk::mac::ShowPreferences");
+ Tcl_GetCommandInfo(interp, "::tk::mac::ShowPreferences", &dummy)){
+ if (Tcl_GlobalEval(interp, "::tk::mac::ShowPreferences") != TCL_OK) {
+ Tcl_BackgroundError(interp);
+ }
}
return noErr;
}
@@ -294,75 +302,75 @@ PrefsHandler(
*----------------------------------------------------------------------
*/
-OSErr
+static OSErr
OdocHandler(
- const AppleEvent * event,
- AppleEvent * reply,
+ const AppleEvent *event,
+ AppleEvent *reply,
long handlerRefcon)
{
Tcl_Interp *interp = (Tcl_Interp *) handlerRefcon;
AEDescList fileSpecList;
FSRef file;
- OSStatus err;
DescType type;
Size actual;
- long count;
+ long count, index;
AEKeyword keyword;
- long index;
- Tcl_DString command;
- Tcl_DString pathName;
+ Tcl_DString command, pathName;
Tcl_CmdInfo dummy;
/*
- * Don't bother if we don't have an interp or
- * the open document procedure doesn't exist.
+ * Don't bother if we don't have an interp or the open document procedure
+ * doesn't exist.
*/
- if ((interp == NULL) ||
- (Tcl_GetCommandInfo(interp, "::tk::mac::OpenDocument", &dummy)) == 0) {
- return noErr;
+ if (!interp ||
+ !Tcl_GetCommandInfo(interp, "::tk::mac::OpenDocument", &dummy)) {
+ return noErr;
}
/*
- * If we get any errors wil retrieving our parameters
- * we just return with no error.
+ * If we get any errors wil retrieving our parameters we just return with
+ * no error.
*/
- err = ChkErr(AEGetParamDesc, event, keyDirectObject, typeAEList,
- &fileSpecList);
- if (err != noErr) {
+ if (ChkErr(AEGetParamDesc, event, keyDirectObject, typeAEList,
+ &fileSpecList) != noErr) {
return noErr;
}
-
- err = MissedAnyParameters(event);
- if (err != noErr) {
+ if (MissedAnyParameters(event) != noErr) {
return noErr;
}
-
- err = ChkErr(AECountItems, &fileSpecList, &count);
- if (err != noErr) {
+ if (ChkErr(AECountItems, &fileSpecList, &count) != noErr) {
return noErr;
}
+ /*
+ * Convert our parameters into a script to evaluate, skipping things that
+ * we can't handle right.
+ */
+
Tcl_DStringInit(&command);
Tcl_DStringAppend(&command, "::tk::mac::OpenDocument", -1);
for (index = 1; index <= count; index++) {
- err = ChkErr(AEGetNthPtr, &fileSpecList, index, typeFSRef,
- &keyword, &type, (Ptr) &file, sizeof(FSRef), &actual);
- if ( err != noErr ) {
+ if (ChkErr(AEGetNthPtr, &fileSpecList, index, typeFSRef, &keyword,
+ &type, (Ptr) &file, sizeof(FSRef), &actual) != noErr) {
continue;
}
- err = ChkErr(FSRefToDString, &file, &pathName);
- if (err == noErr) {
+ if (ChkErr(FSRefToDString, &file, &pathName) == noErr) {
Tcl_DStringAppendElement(&command, Tcl_DStringValue(&pathName));
Tcl_DStringFree(&pathName);
}
}
- Tcl_EvalEx(interp, Tcl_DStringValue(&command), Tcl_DStringLength(&command),
- TCL_EVAL_GLOBAL);
+ /*
+ * Now handle the event by evaluating a script.
+ */
+ if (Tcl_EvalEx(interp, Tcl_DStringValue(&command),
+ Tcl_DStringLength(&command), TCL_EVAL_GLOBAL) != TCL_OK) {
+ Tcl_BackgroundError(interp);
+ }
Tcl_DStringFree(&command);
return noErr;
}
@@ -383,7 +391,7 @@ OdocHandler(
*----------------------------------------------------------------------
*/
-OSErr
+static OSErr
PrintHandler(
const AppleEvent * event,
AppleEvent * reply,
@@ -392,66 +400,57 @@ PrintHandler(
Tcl_Interp *interp = (Tcl_Interp *) handlerRefcon;
AEDescList fileSpecList;
FSRef file;
- OSStatus err;
DescType type;
Size actual;
- long count;
+ long count, index;
AEKeyword keyword;
- long index;
- Tcl_DString command;
- Tcl_DString pathName;
+ Tcl_DString command, pathName;
Tcl_CmdInfo dummy;
/*
- * Don't bother if we don't have an interp or
- * the print document procedure doesn't exist.
+ * Don't bother if we don't have an interp or the print document procedure
+ * doesn't exist.
*/
- if ((interp == NULL) ||
- (Tcl_GetCommandInfo(interp, "::tk::mac::PrintDocument", &dummy)) == 0) {
- return noErr;
+ if (!interp ||
+ !Tcl_GetCommandInfo(interp, "::tk::mac::PrintDocument", &dummy)) {
+ return noErr;
}
/*
- * If we get any errors wil retrieving our parameters
- * we just return with no error.
+ * If we get any errors wil retrieving our parameters we just return with
+ * no error.
*/
- err = ChkErr(AEGetParamDesc, event, keyDirectObject, typeAEList,
- &fileSpecList);
- if (err != noErr) {
+ if (ChkErr(AEGetParamDesc, event, keyDirectObject, typeAEList,
+ &fileSpecList) != noErr) {
return noErr;
}
-
- err = ChkErr(MissedAnyParameters, event);
- if (err != noErr) {
+ if (ChkErr(MissedAnyParameters, event) != noErr) {
return noErr;
}
-
- err = ChkErr(AECountItems, &fileSpecList, &count);
- if (err != noErr) {
+ if (ChkErr(AECountItems, &fileSpecList, &count) != noErr) {
return noErr;
}
Tcl_DStringInit(&command);
Tcl_DStringAppend(&command, "::tk::mac::PrintDocument", -1);
for (index = 1; index <= count; index++) {
- err = ChkErr(AEGetNthPtr, &fileSpecList, index, typeFSRef, &keyword,
- &type, (Ptr) &file, sizeof(FSRef), &actual);
- if ( err != noErr ) {
+ if (ChkErr(AEGetNthPtr, &fileSpecList, index, typeFSRef, &keyword,
+ &type, (Ptr) &file, sizeof(FSRef), &actual) != noErr) {
continue;
}
- err = ChkErr(FSRefToDString, &file, &pathName);
- if (err == noErr) {
+ if (ChkErr(FSRefToDString, &file, &pathName) == noErr) {
Tcl_DStringAppendElement(&command, Tcl_DStringValue(&pathName));
Tcl_DStringFree(&pathName);
}
}
- Tcl_EvalEx(interp, Tcl_DStringValue(&command), Tcl_DStringLength(&command),
- TCL_EVAL_GLOBAL);
-
+ if (Tcl_EvalEx(interp, Tcl_DStringValue(&command),
+ Tcl_DStringLength(&command), TCL_EVAL_GLOBAL) != TCL_OK) {
+ Tcl_BackgroundError(interp);
+ }
Tcl_DStringFree(&command);
return noErr;
}
@@ -472,23 +471,23 @@ PrintHandler(
*----------------------------------------------------------------------
*/
-OSErr
+static OSErr
ScriptHandler(
- const AppleEvent * event,
- AppleEvent * reply,
+ const AppleEvent *event,
+ AppleEvent *reply,
long handlerRefcon)
{
OSStatus theErr;
AEDescList theDesc;
int tclErr = -1;
- Tcl_Interp *interp;
+ Tcl_Interp *interp = (Tcl_Interp *) handlerRefcon;
char errString[128];
- interp = (Tcl_Interp *) handlerRefcon;
-
/*
- * The do script event receives one parameter that should be data or a file.
+ * The do script event receives one parameter that should be data or a
+ * file.
*/
+
theErr = AEGetParamDesc(event, keyDirectObject, typeWildCard,
&theDesc);
if (theErr != noErr) {
@@ -497,95 +496,100 @@ ScriptHandler(
theErr = AEPutParamPtr(reply, keyErrorString, typeChar, errString,
strlen(errString));
} else if (MissedAnyParameters(event)) {
+ /*
+ * Dude! Where's my parameter?
+ */
+
sprintf(errString, "AEDoScriptHandler: extra parameters");
AEPutParamPtr(reply, keyErrorString, typeChar, errString,
strlen(errString));
theErr = -1771;
- } else {
- if (theDesc.descriptorType == (DescType)typeChar) {
- Tcl_DString encodedText;
- short i;
- Size size;
- char * data;
+ } else if (theDesc.descriptorType == (DescType) typeChar) {
+ /*
+ * We've had some data sent to us. Evaluate it.
+ */
- size = AEGetDescDataSize(&theDesc);
+ Tcl_DString encodedText;
+ short i;
+ Size size = AEGetDescDataSize(&theDesc);
+ char *data = ckalloc(size + 1);
- data = (char *)ckalloc(size + 1);
- if ( !data ) {
- theErr = -1771;
- }
- else {
- AEGetDescData(&theDesc,data,size);
- data [ size ] = 0;
- for (i = 0; i < size; i++)
- if (data[i] == '\r')
- data[i] = '\n';
- AEReplaceDescData(theDesc.descriptorType, data,
- size + 1, &theDesc);
- }
- Tcl_ExternalToUtfDString(NULL, data, size,
- &encodedText);
- tclErr = Tcl_EvalEx(interp, Tcl_DStringValue(&encodedText),
- Tcl_DStringLength(&encodedText), TCL_EVAL_GLOBAL);
- Tcl_DStringFree(&encodedText);
- } else if (theDesc.descriptorType == (DescType)typeAlias) {
- Boolean dummy;
- FSRef file;
- AliasPtr alias;
- Size theSize;
-
- theSize = AEGetDescDataSize(&theDesc);
- alias = (AliasPtr) ckalloc(theSize);
- if (alias) {
- AEGetDescData (&theDesc, alias, theSize);
-
- theErr = FSResolveAlias(NULL, &alias,
- &file, &dummy);
- ckfree((char*)alias);
- } else {
- theErr = memFullErr;
+ AEGetDescData(&theDesc, data, size);
+ data[size] = 0;
+ for (i = 0; i < size; i++) {
+ if (data[i] == '\r') {
+ data[i] = '\n';
}
+ }
+ AEReplaceDescData(theDesc.descriptorType, data, size + 1, &theDesc);
+ Tcl_ExternalToUtfDString(NULL, data, size, &encodedText);
+ tclErr = Tcl_EvalEx(interp, Tcl_DStringValue(&encodedText),
+ Tcl_DStringLength(&encodedText), TCL_EVAL_GLOBAL);
+ Tcl_DStringFree(&encodedText);
+ } else if (theDesc.descriptorType == (DescType) typeAlias) {
+ /*
+ * We've had a file sent to us. Source it.
+ */
+
+ Boolean dummy;
+ FSRef file;
+ Size theSize = AEGetDescDataSize(&theDesc);
+ AliasPtr alias = (AliasPtr) ckalloc(theSize);
+
+ if (alias) {
+ AEGetDescData(&theDesc, alias, theSize);
+
+ theErr = FSResolveAlias(NULL, &alias, &file, &dummy);
+ ckfree((char*)alias);
+ } else {
+ theErr = memFullErr;
+ }
+ if (theErr == noErr) {
+ Tcl_DString scriptName;
+
+ theErr = FSRefToDString(&file, &scriptName);
if (theErr == noErr) {
- Tcl_DString scriptName;
- theErr = FSRefToDString(&file, &scriptName);
- if (theErr == noErr) {
- Tcl_EvalFile(interp, Tcl_DStringValue(&scriptName));
- Tcl_DStringFree(&scriptName);
- }
- } else {
- sprintf(errString, "AEDoScriptHandler: file not found");
- AEPutParamPtr(reply, keyErrorString, typeChar,
- errString, strlen(errString));
+ Tcl_EvalFile(interp, Tcl_DStringValue(&scriptName));
+ Tcl_DStringFree(&scriptName);
}
} else {
- sprintf(errString,
- "AEDoScriptHandler: invalid script type '%-4.4s', must be 'alis' or 'TEXT'",
- (char *)(&theDesc.descriptorType));
- AEPutParamPtr(reply, keyErrorString, typeChar,
- errString, strlen(errString));
- theErr = -1770;
+ sprintf(errString, "AEDoScriptHandler: file not found");
+ AEPutParamPtr(reply, keyErrorString, typeChar, errString,
+ strlen(errString));
}
+ } else {
+ /*
+ * Umm, don't recognize what we've got...
+ */
+
+ sprintf(errString, "AEDoScriptHandler: invalid script type '%-4.4s',"
+ " must be 'alis' or 'TEXT'", (char*) &theDesc.descriptorType);
+ AEPutParamPtr(reply, keyErrorString, typeChar, errString,
+ strlen(errString));
+ theErr = -1770;
}
/*
* If we actually go to run Tcl code - put the result in the reply.
*/
- if (tclErr >= 0) {
- if (tclErr == TCL_OK) {
- AEPutParamPtr(reply, keyDirectObject, typeChar,
- Tcl_GetStringResult(interp),
- strlen(Tcl_GetStringResult(interp)));
- } else {
- AEPutParamPtr(reply, keyErrorString, typeChar,
- Tcl_GetStringResult(interp),
- strlen(Tcl_GetStringResult(interp)));
- AEPutParamPtr(reply, keyErrorNumber, typeInteger,
- (Ptr) &tclErr, sizeof(int));
- }
+
+ if (tclErr == TCL_OK) {
+ int reslen;
+ const char *result =
+ Tcl_GetStringFromObj(Tcl_GetObjResult(interp), &reslen);
+
+ AEPutParamPtr(reply, keyDirectObject, typeChar, result, reslen);
+ } else if (tclErr >= 0) {
+ int reslen;
+ const char *result =
+ Tcl_GetStringFromObj(Tcl_GetObjResult(interp), &reslen);
+
+ AEPutParamPtr(reply, keyErrorString, typeChar, result, reslen);
+ AEPutParamPtr(reply, keyErrorNumber, typeInteger, (Ptr) &tclErr,
+ sizeof(int));
}
AEDisposeDesc(&theDesc);
-
return theErr;
}
@@ -594,8 +598,8 @@ ScriptHandler(
*
* ReallyKillMe --
*
- * This proc tries to kill the shell by running exit,
- * called from an event scheduled by the "Quit" AppleEvent handler.
+ * This proc tries to kill the shell by running exit, called from an
+ * event scheduled by the "Quit" AppleEvent handler.
*
* Results:
* Runs the "exit" command which might kill the shell.
@@ -613,10 +617,19 @@ ReallyKillMe(
{
Tcl_Interp *interp = ((KillEvent *) eventPtr)->interp;
Tcl_CmdInfo dummy;
+ int result;
+
if (Tcl_GetCommandInfo(interp, "::tk::mac::Quit", &dummy)) {
- Tcl_GlobalEval(interp, "::tk::mac::Quit");
+ result = Tcl_GlobalEval(interp, "::tk::mac::Quit");
} else {
- Tcl_GlobalEval(interp, "exit");
+ result = Tcl_GlobalEval(interp, "exit");
+ }
+ if (result != TCL_OK) {
+ /*
+ * Should be never reached...
+ */
+
+ Tcl_BackgroundError(interp);
}
return 1;
}
@@ -637,16 +650,16 @@ ReallyKillMe(
*----------------------------------------------------------------------
*/
-int
+static int
MissedAnyParameters(
const AppleEvent *theEvent)
{
DescType returnedType;
Size actualSize;
- OSStatus err;
+ register OSStatus err;
err = ChkErr(AEGetAttributePtr, theEvent, keyMissedKeywordAttr,
- typeWildCard, &returnedType, NULL, 0, &actualSize);
+ typeWildCard, &returnedType, NULL, 0, &actualSize);
return (err != errAEDescNotFound);
}
@@ -667,17 +680,25 @@ MissedAnyParameters(
*----------------------------------------------------------------------
*/
-OSStatus
+static OSStatus
FSRefToDString(
const FSRef *fsref,
Tcl_DString *ds)
{
UInt8 fileName[PATH_MAX+1];
- OSStatus err;
+ register OSStatus err;
err = ChkErr(FSRefMakePath, fsref, fileName, sizeof(fileName));
if (err == noErr) {
- Tcl_ExternalToUtfDString(NULL, (char*) fileName, -1, ds);
+ Tcl_ExternalToUtfDString(NULL, (char *) fileName, -1, ds);
}
return err;
}
+
+/*
+ * Local Variables:
+ * mode: c
+ * c-basic-offset: 4
+ * fill-column: 78
+ * End:
+ */