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-rw-r--r--macosx/tkMacOSXSend.c191
1 files changed, 84 insertions, 107 deletions
diff --git a/macosx/tkMacOSXSend.c b/macosx/tkMacOSXSend.c
index c9ef484..179beb6 100644
--- a/macosx/tkMacOSXSend.c
+++ b/macosx/tkMacOSXSend.c
@@ -1,49 +1,47 @@
-/*
+/*
* tkMacOSXSend.c --
*
* This file provides procedures that implement the "send"
* command, allowing commands to be passed from interpreter
- * to interpreter. This current implementation for the Mac
+ * to interpreter. This current implementation for the Mac
* has most functionality stubed out.
*
* The current plan, which we have not had time to implement, is
* for the first Wish app to create a gestalt of type 'WIsH'.
* This gestalt will point to a table, in system memory, of
- * Tk apps. Each Tk app, when it starts up, will register their
- * name, and process ID, in this table. This will allow us to
+ * Tk apps. Each Tk app, when it starts up, will register their
+ * name, and process ID, in this table. This will allow us to
* implement "tk appname".
*
* Then the send command will look up the process id of the target
- * app in this table, and send an AppleEvent to that process. The
+ * app in this table, and send an AppleEvent to that process. The
* AppleEvent handler is much like the do script handler, except that
- * you have to specify the name of the tk app as well, since there may
+ * you have to specify the name of the tk app as well, since there may
* be many interps in one wish app, and you need to send it to the
* right one.
*
* Implementing this has been on our list of things to do, but what
- * with the demise of Tcl at Sun, and the lack of resources at
- * Scriptics it may not get done for awhile. So this sketch is
+ * with the demise of Tcl at Sun, and the lack of resources at
+ * Scriptics it may not get done for awhile. So this sketch is
* offered for the brave to attempt if they need the functionality...
*
* Copyright (c) 1989-1994 The Regents of the University of California.
* Copyright (c) 1994-1998 Sun Microsystems, Inc.
* 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.
*
- * RCS: @(#) $Id: tkMacOSXSend.c,v 1.5 2006/03/24 14:58:01 das Exp $
+ * RCS: @(#) $Id: tkMacOSXSend.c,v 1.6 2007/04/23 21:24:34 das Exp $
*/
#include "tkMacOSXInt.h"
-MODULE_SCOPE int Tk_SendObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]));
-
- /*
- * The following structure is used to keep track of the
- * interpreters registered by this process.
- */
+/*
+ * The following structure is used to keep track of the
+ * interpreters registered by this process.
+ */
typedef struct RegisteredInterp {
char *name; /* Interpreter's name (malloc-ed). */
@@ -60,7 +58,7 @@ typedef struct RegisteredInterp {
* property "InterpRegistry" on the root window of the display.
* It is organized as a series of zero or more concatenated strings
* (in no particular order), each of the form
- * window space name '\0'
+ * window space name '\0'
* where "window" is the hex id of the comm. window to use to talk
* to an interpreter named "name".
*
@@ -79,14 +77,14 @@ typedef struct NameRegistry {
* out when the NameRegistry is closed. */
unsigned long propLength; /* Length of the property, in bytes. */
char *property; /* The contents of the property, or NULL
- * if none. See format description above;
+ * if none. See format description above;
* this is *not* terminated by the first
- * null character. Dynamically allocated. */
+ * null character. Dynamically allocated. */
int allocedByX; /* Non-zero means must free property with
- * XFree; zero means use ckfree. */
+ * XFree; zero means use ckfree. */
} NameRegistry;
-static int initialized = false; /* A flag to denote if we have initialized yet. */
+static int initialized = false; /* A flag to denote if we have initialized yet. */
static RegisteredInterp *interpListPtr = NULL;
/* List of all interpreters
@@ -94,78 +92,78 @@ static RegisteredInterp *interpListPtr = NULL;
/*
* The information below is used for communication between processes
- * during "send" commands. Each process keeps a private window, never
- * even mapped, with one property, "Comm". When a command is sent to
+ * during "send" commands. Each process keeps a private window, never
+ * even mapped, with one property, "Comm". When a command is sent to
* an interpreter, the command is appended to the comm property of the
- * communication window associated with the interp's process. Similarly,
+ * communication window associated with the interp's process. Similarly,
* when a result is returned from a sent command, it is also appended
* to the comm property.
*
- * Each command and each result takes the form of ASCII text. For a
+ * Each command and each result takes the form of ASCII text. For a
* command, the text consists of a zero character followed by several
- * null-terminated ASCII strings. The first string consists of the
- * single letter "c". Subsequent strings have the form "option value"
+ * null-terminated ASCII strings. The first string consists of the
+ * single letter "c". Subsequent strings have the form "option value"
* where the following options are supported:
*
* -r commWindow serial
*
- * This option means that a response should be sent to the window
- * whose X identifier is "commWindow" (in hex), and the response should
- * be identified with the serial number given by "serial" (in decimal).
- * If this option isn't specified then the send is asynchronous and
- * no response is sent.
+ * This option means that a response should be sent to the window
+ * whose X identifier is "commWindow" (in hex), and the response should
+ * be identified with the serial number given by "serial" (in decimal).
+ * If this option isn't specified then the send is asynchronous and
+ * no response is sent.
*
* -n name
- * "Name" gives the name of the application for which the command is
- * intended. This option must be present.
+ * "Name" gives the name of the application for which the command is
+ * intended. This option must be present.
*
* -s script
*
- * "Script" is the script to be executed. This option must be present.
+ * "Script" is the script to be executed. This option must be present.
*
- * The options may appear in any order. The -n and -s options must be
- * present, but -r may be omitted for asynchronous RPCs. For compatibility
+ * The options may appear in any order. The -n and -s options must be
+ * present, but -r may be omitted for asynchronous RPCs. For compatibility
* with future releases that may add new features, there may be additional
- * options present; as long as they start with a "-" character, they will
+ * options present; as long as they start with a "-" character, they will
* be ignored.
*
* A result also consists of a zero character followed by several null-
- * terminated ASCII strings. The first string consists of the single
- * letter "r". Subsequent strings have the form "option value" where
+ * terminated ASCII strings. The first string consists of the single
+ * letter "r". Subsequent strings have the form "option value" where
* the following options are supported:
*
* -s serial
*
- * Identifies the command for which this is the result. It is the
- * same as the "serial" field from the -s option in the command. This
- * option must be present.
+ * Identifies the command for which this is the result. It is the
+ * same as the "serial" field from the -s option in the command. This
+ * option must be present.
*
* -c code
*
- * "Code" is the completion code for the script, in decimal. If the
- * code is omitted it defaults to TCL_OK.
+ * "Code" is the completion code for the script, in decimal. If the
+ * code is omitted it defaults to TCL_OK.
*
* -r result
*
- * "Result" is the result string for the script, which may be either
- * a result or an error message. If this field is omitted then it
- * defaults to an empty string.
+ * "Result" is the result string for the script, which may be either
+ * a result or an error message. If this field is omitted then it
+ * defaults to an empty string.
*
* -i errorInfo
*
- * "ErrorInfo" gives a string with which to initialize the errorInfo
- * variable. This option may be omitted; it is ignored unless the
- * completion code is TCL_ERROR.
+ * "ErrorInfo" gives a string with which to initialize the errorInfo
+ * variable. This option may be omitted; it is ignored unless the
+ * completion code is TCL_ERROR.
*
* -e errorCode
*
- * "ErrorCode" gives a string with with to initialize the errorCode
- * variable. This option may be omitted; it is ignored unless the
- * completion code is TCL_ERROR.
+ * "ErrorCode" gives a string with with to initialize the errorCode
+ * variable. This option may be omitted; it is ignored unless the
+ * completion code is TCL_ERROR.
*
* Options may appear in any order, and only the -s option must be
- * present. As with commands, there may be additional options besides
- * these; unknown options are ignored.
+ * present. As with commands, there may be additional options besides
+ * these; unknown options are ignored.
*/
/*
@@ -179,29 +177,8 @@ static RegisteredInterp *interpListPtr = NULL;
* Forward declarations for procedures defined later in this file:
*/
-static int SendInit _ANSI_ARGS_((Tcl_Interp *interp));
-/*
-static int AppendErrorProc _ANSI_ARGS_((ClientData clientData,
- XErrorEvent *errorPtr));
-static void DeleteProc _ANSI_ARGS_((ClientData clientData));
-static void RegAddName _ANSI_ARGS_((NameRegistry *regPtr,
- char *name, Window commWindow));
-static void RegClose _ANSI_ARGS_((NameRegistry *regPtr));
-static void RegDeleteName _ANSI_ARGS_((NameRegistry *regPtr,
- char *name));
-static Window RegFindName _ANSI_ARGS_((NameRegistry *regPtr,
- char *name));
-static NameRegistry * RegOpen _ANSI_ARGS_((Tcl_Interp *interp,
- TkWindow *winPtr, int lock));
-static void SendEventProc _ANSI_ARGS_((ClientData clientData,
- XEvent *eventPtr));
-static Bool SendRestrictProc _ANSI_ARGS_((Display *display,
- XEvent *eventPtr, char *arg));
-static int ServerSecure _ANSI_ARGS_((TkDisplay *dispPtr));
-static void TimeoutProc _ANSI_ARGS_((ClientData clientData));
-static int ValidateName _ANSI_ARGS_((TkDisplay *dispPtr,
- char *name, Window commWindow, int oldOK));
-*/
+static int SendInit(Tcl_Interp *interp);
+
/*
*--------------------------------------------------------------
@@ -209,20 +186,20 @@ static int ValidateName _ANSI_ARGS_((TkDisplay *dispPtr,
* Tk_SetAppName --
*
* This procedure is called to associate an ASCII name with a Tk
- * application. If the application has already been named, the
+ * application. If the application has already been named, the
* name replaces the old one.
*
* Results:
* The return value is the name actually given to the application.
* This will normally be the same as name, but if name was already
* in use for an application then a name of the form "name #2" will
- * be chosen, with a high enough number to make the name unique.
+ * be chosen, with a high enough number to make the name unique.
*
* Side effects:
* Registration info is saved, thereby allowing the "send" command
- * to be used later to invoke commands in the application. In
+ * to be used later to invoke commands in the application. In
* addition, the "send" command is created in the application's
- * interpreter. The registration will be removed automatically
+ * interpreter. The registration will be removed automatically
* if the interpreter is deleted or the "send" command is removed.
*
*--------------------------------------------------------------
@@ -231,18 +208,18 @@ static int ValidateName _ANSI_ARGS_((TkDisplay *dispPtr,
CONST char *
Tk_SetAppName(
Tk_Window tkwin, /* Token for any window in the application
- * to be named: it is just used to identify
- * the application and the display. */
+ * to be named: it is just used to identify
+ * the application and the display. */
CONST char *name) /* The name that will be used to
* refer to the interpreter in later
- * "send" commands. Must be globally
+ * "send" commands. Must be globally
* unique. */
{
TkWindow *winPtr = (TkWindow *) tkwin;
Tcl_Interp *interp = winPtr->mainPtr->interp;
int i, suffix, offset, result;
RegisteredInterp *riPtr, *prevPtr;
- CONST char *actualName;
+ const char *actualName;
Tcl_DString dString;
Tcl_Obj *resultObjPtr, *interpNamePtr;
char *interpName;
@@ -257,7 +234,7 @@ Tk_SetAppName(
* will take care of disposing of this entry.
*/
- for (riPtr = interpListPtr, prevPtr = NULL; riPtr != NULL;
+ for (riPtr = interpListPtr, prevPtr = NULL; riPtr != NULL;
prevPtr = riPtr, riPtr = riPtr->nextPtr) {
if (riPtr->interp == interp) {
if (prevPtr == NULL) {
@@ -270,8 +247,8 @@ Tk_SetAppName(
}
/*
- * Pick a name to use for the application. Use "name" if it's not
- * already in use. Otherwise add a suffix such as " #2", trying
+ * Pick a name to use for the application. Use "name" if it's not
+ * already in use. Otherwise add a suffix such as " #2", trying
* larger and larger numbers until we eventually find one that is
* unique.
*/
@@ -289,7 +266,7 @@ Tk_SetAppName(
if (interpNamePtr == NULL) {
break;
}
- interpName = Tcl_GetStringFromObj(interpNamePtr, NULL);
+ interpName = Tcl_GetString(interpNamePtr);
if (strcmp(actualName, interpName) == 0) {
if (suffix == 1) {
Tcl_DStringAppend(&dString, name, -1);
@@ -320,7 +297,7 @@ Tk_SetAppName(
interpListPtr = riPtr;
strcpy(riPtr->name, actualName);
- Tcl_CreateObjCommand(interp, "send", Tk_SendObjCmd,
+ Tcl_CreateObjCommand(interp, "send", Tk_SendObjCmd,
(ClientData) riPtr, NULL /* TODO: DeleteProc */);
if (Tcl_IsSafe(interp)) {
Tcl_HideCommand(interp, "send", "send");
@@ -354,7 +331,7 @@ Tk_SendObjCmd(
int objc, /* Number of arguments */
Tcl_Obj *CONST objv[]) /* The arguments */
{
- CONST char *sendOptions[] = {"-async", "-displayof", "-", (char *) NULL};
+ const char *sendOptions[] = {"-async", "-displayof", "-", NULL};
char *stringRep, *destName;
int async = 0;
int i, index, firstArg;
@@ -363,7 +340,7 @@ Tk_SendObjCmd(
int result = TCL_OK;
for (i = 1; i < (objc - 1); ) {
- stringRep = Tcl_GetStringFromObj(objv[i], NULL);
+ stringRep = Tcl_GetString(objv[i]);
if (stringRep[0] == '-') {
if (Tcl_GetIndexFromObj(interp, objv[i], sendOptions, "option", 0,
&index) != TCL_OK) {
@@ -381,32 +358,32 @@ Tk_SendObjCmd(
break;
}
}
-
+
if (objc < (i + 2)) {
Tcl_WrongNumArgs(interp, 1, objv,
"?options? interpName arg ?arg ...?");
return TCL_ERROR;
}
- destName = Tcl_GetStringFromObj(objv[i], NULL);
+ destName = Tcl_GetString(objv[i]);
firstArg = i + 1;
resultPtr = Tcl_GetObjResult(interp);
/*
- * See if the target interpreter is local. If so, execute
+ * See if the target interpreter is local. If so, execute
* the command directly without going through the DDE server.
* The only tricky thing is passing the result from the target
- * interpreter to the invoking interpreter. Watch out: they
+ * interpreter to the invoking interpreter. Watch out: they
* could be the same!
*/
- for (riPtr = interpListPtr; (riPtr != NULL)
+ for (riPtr = interpListPtr; (riPtr != NULL)
&& (strcmp(destName, riPtr->name)); riPtr = riPtr->nextPtr) {
/*
* Empty loop body.
*/
-
+
}
if (riPtr != NULL) {
@@ -442,16 +419,16 @@ Tk_SendObjCmd(
/*
* An error occurred, so transfer error information from the
- * destination interpreter back to our interpreter. Must clear
+ * destination interpreter back to our interpreter. Must clear
* interp's result before calling Tcl_AddErrorInfo, since
* Tcl_AddErrorInfo will store the interp's result in errorInfo
- * before appending riPtr's $errorInfo; we've already got
+ * before appending riPtr's $errorInfo; we've already got
* everything we need in riPtr's $errorInfo.
*/
Tcl_ResetResult(interp);
Tcl_AddErrorInfo(interp, Tcl_GetVar2(localInterp,
- "errorInfo", (char *) NULL, TCL_GLOBAL_ONLY));
+ "errorInfo", NULL, TCL_GLOBAL_ONLY));
/* errorObjPtr = Tcl_GetObjVar2(localInterp, "errorCode", NULL,
TCL_GLOBAL_ONLY);
Tcl_SetObjErrorCode(interp, errorObjPtr); */
@@ -480,9 +457,9 @@ Tk_SendObjCmd(
* of a particular window.
*
* Results:
- * A standard Tcl return value. Interp->result will be set
+ * A standard Tcl return value. Interp->result will be set
* to hold a list of all the interpreter names defined for
- * tkwin's display. If an error occurs, then TCL_ERROR
+ * tkwin's display. If an error occurs, then TCL_ERROR
* is returned and interp->result will hold an error message.
*
* Side effects:
@@ -503,11 +480,11 @@ TkGetInterpNames(
listObjPtr = Tcl_NewListObj(0, (Tcl_Obj **) NULL);
riPtr = interpListPtr;
while (riPtr != NULL) {
- Tcl_ListObjAppendElement(interp, listObjPtr,
+ Tcl_ListObjAppendElement(interp, listObjPtr,
Tcl_NewStringObj(riPtr->name, -1));
riPtr = riPtr->nextPtr;
}
-
+
Tcl_SetObjResult(interp, listObjPtr);
return TCL_OK;
}