Tcl Source Code

2017-06-23 (TIP 472) Support 0d as prefix of decimal numbers (iyer,griffin)

2017-08-31 (bug)[2a9465] http state 100 continue handling broken (oehlmann)

2017-09-02 (bug)[0e4d88] replace command, delete trace kills namespace (porter)

--- Released 8.7a1, September 8, 2017 --- http://core.tcl.tk/tcl/ for details

2018-03-12 (TIP 490) add oo support for msgcat => msgcat 1.7.0 (oehlmann)

2018-03-12 (TIP 499) custom locale preference list (nijtmans)
=> msgcat 1.7.0

    TclInitDictCmd(interp);
    TclInitEncodingCmd(interp);
    TclInitFileCmd(interp);
    TclInitInfoCmd(interp);
    TclInitNamespaceCmd(interp);
    TclInitStringCmd(interp);
    TclInitPrefixCmd(interp);
    TclInitProcessCmd(interp);

    /*
     * Register "clock" subcommands. These *do* go through
     * Tcl_CreateObjCommand, since they aren't in the global namespace and
     * involve ensembles.
     */

MODULE_SCOPE int	TclCompareObjKeys(void *keyPtr, Tcl_HashEntry *hPtr);
MODULE_SCOPE void	TclFreeObjEntry(Tcl_HashEntry *hPtr);
MODULE_SCOPE TCL_HASH_TYPE TclHashObjKey(Tcl_HashTable *tablePtr, void *keyPtr);

MODULE_SCOPE int	TclFullFinalizationRequested(void);

/*
 * TIP #462.
 */

/*
 * The following enum values give the status of a spawned process.
 */

typedef enum TclProcessWaitStatus {
    TCL_PROCESS_ERROR = -1,	/* Error waiting for process to exit */
    TCL_PROCESS_UNCHANGED = 0,	/* No change since the last call. */
    TCL_PROCESS_EXITED = 1,	/* Process has exited. */
    TCL_PROCESS_SIGNALED = 2,	/* Child killed because of a signal. */
    TCL_PROCESS_STOPPED = 3,	/* Child suspended because of a signal. */
    TCL_PROCESS_UNKNOWN_STATUS = 4 
				/* Child wait status didn't make sense. */
} TclProcessWaitStatus;

MODULE_SCOPE Tcl_Command TclInitProcessCmd(Tcl_Interp *interp);
MODULE_SCOPE void	TclProcessCreated(Tcl_Pid pid);
MODULE_SCOPE TclProcessWaitStatus TclProcessWait(Tcl_Pid pid, int options,
			    int *codePtr, Tcl_Obj **msgObjPtr,
			    Tcl_Obj **errorObjPtr);

/*
 * Utility routines for encoding index values as integers. Used by both
 * some of the command compilers and by [lsort] and [lsearch].
 */

MODULE_SCOPE int	TclIndexEncode(Tcl_Interp *interp, Tcl_Obj *objPtr,
			    int before, int after, int *indexPtr);

 */

void
Tcl_ReapDetachedProcs(void)
{
    register Detached *detPtr;
    Detached *nextPtr, *prevPtr;
    int status, code;


    Tcl_MutexLock(&pipeMutex);
    for (detPtr = detList, prevPtr = NULL; detPtr != NULL; ) {
	status = TclProcessWait(detPtr->pid, WNOHANG, &code, NULL, NULL);
	if (status == TCL_PROCESS_UNCHANGED || (status == TCL_PROCESS_ERROR
		&& code != ECHILD)) {
	    prevPtr = detPtr;
	    detPtr = detPtr->nextPtr;
	    continue;
	}
	nextPtr = detPtr->nextPtr;
	if (prevPtr == NULL) {
	    detList = detPtr->nextPtr;

    Tcl_Pid *pidPtr,		/* Array of process ids of children. */
    Tcl_Channel errorChan)	/* Channel for file containing stderr output
				 * from pipeline. NULL means there isn't any
				 * stderr output. */
{
    int result = TCL_OK;
    int i, abnormalExit, anyErrorInfo;

    TclProcessWaitStatus waitStatus;
    int code;
    Tcl_Obj *msg, *error;


    abnormalExit = 0;
    for (i = 0; i < numPids; i++) {





	waitStatus = TclProcessWait(pidPtr[i], 0, &code, &msg, &error);

	if (waitStatus == TCL_PROCESS_ERROR) {

	    result = TCL_ERROR;
	    if (interp != NULL) {







		Tcl_SetObjErrorCode(interp, error);



		Tcl_SetObjResult(interp, msg);

	    }
	    Tcl_DecrRefCount(error);
	    Tcl_DecrRefCount(msg);
	    continue;
	}

	/*
	 * Create error messages for unusual process exits. An extra newline
	 * gets appended to each error message, but it gets removed below (in
	 * the same fashion that an extra newline in the command's output is
	 * removed).
	 */



	if (waitStatus != TCL_PROCESS_EXITED || code != 0) {
	    result = TCL_ERROR;

	    if (waitStatus == TCL_PROCESS_EXITED) {
		if (interp != NULL) {

		    Tcl_SetObjErrorCode(interp, error);
		}
		abnormalExit = 1;
	    } else if (interp != NULL) {










		Tcl_SetObjErrorCode(interp, error);

		Tcl_SetObjResult(interp, msg);






	    }

	    Tcl_DecrRefCount(error);
	    Tcl_DecrRefCount(msg);
	}
    }

    /*
     * Read the standard error file. If there's anything there, then return an
     * error and add the file's contents to the result string.
     */

	if (result != TCL_OK) {
	    goto error;
	}
	Tcl_DStringFree(&execBuffer);

	pidPtr[numPids] = pid;
	numPids++;
	TclProcessCreated(pid);

	/*
	 * Close off our copies of file descriptors that were set up for this
	 * child, then set up the input for the next child.
	 */

	if ((curInFile != NULL) && (curInFile != inputFile)) {

/*
 * tclProcess.c --
 *
 *	This file implements the "tcl::process" ensemble for subprocess 
 *	management as defined by TIP #462.
 *
 * Copyright (c) 2017 Frederic Bonnet.
 *
 * See the file "license.terms" for information on usage and redistribution of
 * this file, and for a DISCLAIMER OF ALL WARRANTIES.
 */

#include "tclInt.h"

/*
 * Autopurge flag. Process-global because of the way Tcl manages child 
 * processes (see tclPipe.c).
 */

static int autopurge = 1;	/* Autopurge flag. */

/*
 * Hash tables that keeps track of all child process statuses. Keys are the 
 * child process ids and resolved pids, values are (ProcessInfo *).
 */

typedef struct ProcessInfo {
    Tcl_Pid pid;		/* Process id. */
    int resolvedPid;		/* Resolved process id. */
    int purge;			/* Purge eventualy. */
    TclProcessWaitStatus status;/* Process status. */
    int code;			/* Error code, exit status or signal 
				   number. */
    Tcl_Obj *msg;		/* Error message. */
    Tcl_Obj *error;		/* Error code. */
} ProcessInfo;
static Tcl_HashTable infoTablePerPid;
static Tcl_HashTable infoTablePerResolvedPid;
static int infoTablesInitialized = 0;	/* 0 means not yet initialized. */
TCL_DECLARE_MUTEX(infoTablesMutex)

 /*
 * Prototypes for functions defined later in this file:
 */

static void		InitProcessInfo(ProcessInfo *info, Tcl_Pid pid,
			    int resolvedPid);
static void		FreeProcessInfo(ProcessInfo *info);
static int		RefreshProcessInfo(ProcessInfo *info, int options);
static TclProcessWaitStatus WaitProcessStatus(Tcl_Pid pid, int resolvedPid, 
			    int options, int *codePtr, Tcl_Obj **msgPtr,
			    Tcl_Obj **errorObjPtr);
static Tcl_Obj *	BuildProcessStatusObj(ProcessInfo *info);
static int		ProcessListObjCmd(ClientData clientData,
			    Tcl_Interp *interp, int objc,
			    Tcl_Obj *const objv[]);
static int		ProcessStatusObjCmd(ClientData clientData,
			    Tcl_Interp *interp, int objc,
			    Tcl_Obj *const objv[]);
static int		ProcessPurgeObjCmd(ClientData clientData,
			    Tcl_Interp *interp, int objc,
			    Tcl_Obj *const objv[]);
static int		ProcessAutopurgeObjCmd(ClientData clientData,
			    Tcl_Interp *interp, int objc,
			    Tcl_Obj *const objv[]);

/*
 *----------------------------------------------------------------------
 *
 * InitProcessInfo --
 *
 *	Initializes the ProcessInfo structure.
 *
 * Results:
 *	None.
 *
 * Side effects:
 *	Memory written.
 *
 *----------------------------------------------------------------------
 */

void
InitProcessInfo(
    ProcessInfo *info,		/* Structure to initialize. */
    Tcl_Pid pid,		/* Process id. */
    int resolvedPid)		/* Resolved process id. */
{
    info->pid = pid;
    info->resolvedPid = resolvedPid;
    info->purge = 0;
    info->status = TCL_PROCESS_UNCHANGED;
    info->code = 0;
    info->msg = NULL;
    info->error = NULL;
}

/*
 *----------------------------------------------------------------------
 *
 * FreeProcessInfo --
 *
 *	Free the ProcessInfo structure.
 *
 * Results:
 *	None.
 *
 * Side effects:
 *	Memory deallocated, Tcl_Obj refcount decreased.
 *
 *----------------------------------------------------------------------
 */

void
FreeProcessInfo(
    ProcessInfo *info)		/* Structure to free. */
{
    /*
     * Free stored Tcl_Objs.
     */

    if (info->msg) {
	Tcl_DecrRefCount(info->msg);
    }
    if (info->error) {
	Tcl_DecrRefCount(info->error);
    }

    /*
     * Free allocated structure.
     */

    ckfree(info);
}

/*
 *----------------------------------------------------------------------
 *
 * RefreshProcessInfo --
 *
 *	Refresh process info.
 *
 * Results:
 *	Nonzero if state changed, else zero.
 *
 * Side effects:
 *	May call WaitProcessStatus, which can block if WNOHANG option is set.
 *
 *----------------------------------------------------------------------
 */

int
RefreshProcessInfo(
    ProcessInfo *info,		/* Structure to refresh. */
    int options			/* Options passed to WaitProcessStatus. */
)
{
    if (info->status == TCL_PROCESS_UNCHANGED) {
	/*
	 * Refresh & store status.
	 */

	info->status = WaitProcessStatus(info->pid, info->resolvedPid, 
		options, &info->code, &info->msg, &info->error);
	if (info->msg) Tcl_IncrRefCount(info->msg);
	if (info->error) Tcl_IncrRefCount(info->error);
	return (info->status != TCL_PROCESS_UNCHANGED);
    } else {
	/*
	 * No change.
	 */

	return 0;
    }
}

/*
 *----------------------------------------------------------------------
 *
 * WaitProcessStatus --
 *
 *	Wait for process status to change.
 *
 * Results:
 *	TclProcessWaitStatus enum value.
 *
 * Side effects:
 *	May call WaitProcessStatus, which can block if WNOHANG option is set.
 *
 *----------------------------------------------------------------------
 */

TclProcessWaitStatus
WaitProcessStatus(
    Tcl_Pid pid,		/* Process id. */
    int resolvedPid,		/* Resolved process id. */
    int options,		/* Options passed to Tcl_WaitPid. */
    int *codePtr,		/* If non-NULL, will receive either:
				 *  - 0 for normal exit.
				 *  - errno in case of error.
				 *  - non-zero exit code for abormal exit.
				 *  - signal number if killed or suspended.
				 *  - Tcl_WaitPid status in all other cases.
				 */
    Tcl_Obj **msgObjPtr,	/* If non-NULL, will receive error message. */
    Tcl_Obj **errorObjPtr)	/* If non-NULL, will receive error code. */
{
    int waitStatus;
    Tcl_Obj *errorStrings[5];
    const char *msg;

    pid = Tcl_WaitPid(pid, &waitStatus, options);
    if ((pid == 0)) {
	/*
	 * No change.
	 */
	
	return TCL_PROCESS_UNCHANGED;
    }

    /*
     * Get process status.
     */

    if (pid == (Tcl_Pid) -1) {
	/*
	 * POSIX errName msg
	 */

	msg = Tcl_ErrnoMsg(errno);
	if (errno == ECHILD) {
	    /*
	     * This changeup in message suggested by Mark Diekhans to
	     * remind people that ECHILD errors can occur on some
	     * systems if SIGCHLD isn't in its default state.
	     */

	    msg = "child process lost (is SIGCHLD ignored or trapped?)";
	}
	if (codePtr) *codePtr = errno;
	if (msgObjPtr) *msgObjPtr = Tcl_ObjPrintf(
		"error waiting for process to exit: %s", msg);
	if (errorObjPtr) {
	    errorStrings[0] = Tcl_NewStringObj("POSIX", -1);
	    errorStrings[1] = Tcl_NewStringObj(Tcl_ErrnoId(), -1);
	    errorStrings[2] = Tcl_NewStringObj(msg, -1);
	    *errorObjPtr = Tcl_NewListObj(3, errorStrings);
	}
	return TCL_PROCESS_ERROR;
    } else if (WIFEXITED(waitStatus)) {
	if (codePtr) *codePtr = WEXITSTATUS(waitStatus);
	if (!WEXITSTATUS(waitStatus)) {
	    /*
	     * Normal exit.
	     */

	    if (msgObjPtr) *msgObjPtr = NULL;
	    if (errorObjPtr) *errorObjPtr = NULL;
	} else {
	    /*
	     * CHILDSTATUS pid code
	     *
	     * Child exited with a non-zero exit status.
	     */

	    if (msgObjPtr) *msgObjPtr = Tcl_NewStringObj(
		    "child process exited abnormally", -1);
	    if (errorObjPtr) {
		errorStrings[0] = Tcl_NewStringObj("CHILDSTATUS", -1);
		errorStrings[1] = Tcl_NewIntObj(resolvedPid);
		errorStrings[2] = Tcl_NewIntObj(WEXITSTATUS(waitStatus));
		*errorObjPtr = Tcl_NewListObj(3, errorStrings);
	    }
	}
	return TCL_PROCESS_EXITED;
    } else if (WIFSIGNALED(waitStatus)) {
	/*
	 * CHILDKILLED pid sigName msg
	 *
	 * Child killed because of a signal.
	 */

	msg = Tcl_SignalMsg(WTERMSIG(waitStatus));
	if (codePtr) *codePtr = WTERMSIG(waitStatus);
	if (msgObjPtr) *msgObjPtr = Tcl_ObjPrintf(
		"child killed: %s", msg);
	if (errorObjPtr) {
	    errorStrings[0] = Tcl_NewStringObj("CHILDKILLED", -1);
	    errorStrings[1] = Tcl_NewIntObj(resolvedPid);
	    errorStrings[2] = Tcl_NewStringObj(Tcl_SignalId(WTERMSIG(waitStatus)), -1);
	    errorStrings[3] = Tcl_NewStringObj(msg, -1);
	    *errorObjPtr = Tcl_NewListObj(4, errorStrings);
	}
	return TCL_PROCESS_SIGNALED;
    } else if (WIFSTOPPED(waitStatus)) {
	/*
	 * CHILDSUSP pid sigName msg
	 *
	 * Child suspended because of a signal.
	 */

	msg = Tcl_SignalMsg(WSTOPSIG(waitStatus));
	if (codePtr) *codePtr = WSTOPSIG(waitStatus);
	if (msgObjPtr) *msgObjPtr = Tcl_ObjPrintf(
		"child suspended: %s", msg);
	if (errorObjPtr) {
	    errorStrings[0] = Tcl_NewStringObj("CHILDSUSP", -1);
	    errorStrings[1] = Tcl_NewIntObj(resolvedPid);
	    errorStrings[2] = Tcl_NewStringObj(Tcl_SignalId(WSTOPSIG(waitStatus)), -1);
	    errorStrings[3] = Tcl_NewStringObj(msg, -1);
	    *errorObjPtr = Tcl_NewListObj(4, errorStrings);
	}
	return TCL_PROCESS_STOPPED;
    } else {
	/*
	 * TCL OPERATION EXEC ODDWAITRESULT
	 *
	 * Child wait status didn't make sense.
	 */

	if (codePtr) *codePtr = waitStatus;
	if (msgObjPtr) *msgObjPtr = Tcl_NewStringObj(
		"child wait status didn't make sense\n", -1);
	if (errorObjPtr) {
	    errorStrings[0] = Tcl_NewStringObj("TCL", -1);
	    errorStrings[1] = Tcl_NewStringObj("OPERATION", -1);
	    errorStrings[2] = Tcl_NewStringObj("EXEC", -1);
	    errorStrings[3] = Tcl_NewStringObj("ODDWAITRESULT", -1);
	    errorStrings[4] = Tcl_NewIntObj(resolvedPid);
	    *errorObjPtr = Tcl_NewListObj(5, errorStrings);
	}
	return TCL_PROCESS_UNKNOWN_STATUS;
    }
}


/*
 *----------------------------------------------------------------------
 *
 * BuildProcessStatusObj --
 *
 *	Build a list object with process status. The first element is always
 *	a standard Tcl return value, which can be either TCL_OK or TCL_ERROR.
 *	In the latter case, the second element is the error message and the
 *	third element is a Tcl error code (see tclvars).
 *
 * Results:
 *	A list object.
 *
 * Side effects:
 *	Tcl_Objs are created.
 *
 *----------------------------------------------------------------------
 */

Tcl_Obj *
BuildProcessStatusObj(
    ProcessInfo *info)
{
    Tcl_Obj *resultObjs[3];

    if (info->status == TCL_PROCESS_UNCHANGED) {
	/*
	 * Process still running, return empty obj.
	 */

	return Tcl_NewObj();
    }
    if (info->status == TCL_PROCESS_EXITED && info->code == 0) {
	/*
	 * Normal exit, return TCL_OK.
	 */
	
	return Tcl_NewIntObj(TCL_OK);
    }

    /*
     * Abnormal exit, return {TCL_ERROR msg error}
     */

    resultObjs[0] = Tcl_NewIntObj(TCL_ERROR);
    resultObjs[1] = info->msg;
    resultObjs[2] = info->error;
    return Tcl_NewListObj(3, resultObjs);
}

/*----------------------------------------------------------------------
 *
 * ProcessListObjCmd --
 *
 *	This function implements the 'tcl::process list' Tcl command. 
 *	Refer to the user documentation for details on what it does.
 *
 * Results:
 *	Returns a standard Tcl result.
 *
 * Side effects:
 *	Access to the internal structures is protected by infoTablesMutex.
 *
 *----------------------------------------------------------------------
 */

static int
ProcessListObjCmd(
    ClientData clientData,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *list;
    Tcl_HashEntry *entry;
    Tcl_HashSearch search;
    ProcessInfo *info;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    /*
     * Return the list of all chid process ids.
     */

    list = Tcl_NewListObj(0, NULL);
    Tcl_MutexLock(&infoTablesMutex);
    for (entry = Tcl_FirstHashEntry(&infoTablePerResolvedPid, &search); 
	    entry != NULL; entry = Tcl_NextHashEntry(&search)) {
	info = (ProcessInfo *) Tcl_GetHashValue(entry);
	Tcl_ListObjAppendElement(interp, list, 
		Tcl_NewIntObj(info->resolvedPid));
    }
    Tcl_MutexUnlock(&infoTablesMutex);
    Tcl_SetObjResult(interp, list);
    return TCL_OK;
}

/*----------------------------------------------------------------------
 *
 * ProcessStatusObjCmd --
 *
 *	This function implements the 'tcl::process status' Tcl command. 
 *	Refer to the user documentation for details on what it does.
 *
 * Results:
 *	Returns a standard Tcl result.
 *
 * Side effects:
 *	Access to the internal structures is protected by infoTablesMutex.
 *	Calls RefreshProcessInfo, which can block if -wait switch is given.
 *
 *----------------------------------------------------------------------
 */

static int
ProcessStatusObjCmd(
    ClientData clientData,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *dict;
    int index, options = WNOHANG;
    Tcl_HashEntry *entry;
    Tcl_HashSearch search;
    ProcessInfo *info;
    int numPids;
    Tcl_Obj **pidObjs;
    int result;
    int i;
    int pid;
    Tcl_Obj *const *savedobjv = objv;
    static const char *const switches[] = {
	"-wait", "--", NULL
    };
    enum switches {
	STATUS_WAIT, STATUS_LAST
    };

    while (objc > 1) {
	if (TclGetString(objv[1])[0] != '-') {
	    break;
	}
	if (Tcl_GetIndexFromObj(interp, objv[1], switches, "switches", 0,
		&index) != TCL_OK) {
	    return TCL_ERROR;
	}
	++objv; --objc;
	if (STATUS_WAIT == (enum switches) index) {
	    options = 0;
	} else {
	    break;
	}
    }

    if (objc != 1 && objc != 2) {
	Tcl_WrongNumArgs(interp, 1, savedobjv, "?switches? ?pids?");
	return TCL_ERROR;
    }

    if (objc == 1) {
	/*
	* Return a dict with all child process statuses.
	*/

	dict = Tcl_NewDictObj();
	Tcl_MutexLock(&infoTablesMutex);
	for (entry = Tcl_FirstHashEntry(&infoTablePerResolvedPid, &search); 
		entry != NULL; entry = Tcl_NextHashEntry(&search)) {
	    info = (ProcessInfo *) Tcl_GetHashValue(entry);
	    RefreshProcessInfo(info, options);

	    if (info->purge && autopurge) {
		/*
		 * Purge entry.
		 */
		
		Tcl_DeleteHashEntry(entry);
		entry = Tcl_FindHashEntry(&infoTablePerPid, info->pid);
		Tcl_DeleteHashEntry(entry);
		FreeProcessInfo(info);
	    } else {
		/*
		 * Add to result.
		 */

		Tcl_DictObjPut(interp, dict, Tcl_NewIntObj(info->resolvedPid), 
			BuildProcessStatusObj(info));
	    }
	}
	Tcl_MutexUnlock(&infoTablesMutex);
    } else {
	/*
	 * Only return statuses of provided processes.
	 */
	
	result = Tcl_ListObjGetElements(interp, objv[1], &numPids, &pidObjs);
	if (result != TCL_OK) {
	    return result;
	}
	dict = Tcl_NewDictObj();
	Tcl_MutexLock(&infoTablesMutex);
	for (i = 0; i < numPids; i++) {
	    result = Tcl_GetIntFromObj(interp, pidObjs[i], (int *) &pid);
	    if (result != TCL_OK) {
		Tcl_MutexUnlock(&infoTablesMutex);
		Tcl_DecrRefCount(dict);
		return result;
	    }

	    entry = Tcl_FindHashEntry(&infoTablePerResolvedPid, INT2PTR(pid));
	    if (!entry) {
		/*
		 * Skip unknown process.
		 */
		
		continue;
	    }
	    
	    info = (ProcessInfo *) Tcl_GetHashValue(entry);
	    RefreshProcessInfo(info, options);

	    if (info->purge && autopurge) {
		/*
		 * Purge entry.
		 */
		
		Tcl_DeleteHashEntry(entry);
		entry = Tcl_FindHashEntry(&infoTablePerPid, info->pid);
		Tcl_DeleteHashEntry(entry);
		FreeProcessInfo(info);
	    } else {
		/*
		 * Add to result.
		 */

		Tcl_DictObjPut(interp, dict, Tcl_NewIntObj(info->resolvedPid), 
			BuildProcessStatusObj(info));
	    }
	}
	Tcl_MutexUnlock(&infoTablesMutex);
    }
    Tcl_SetObjResult(interp, dict);
    return TCL_OK;
}

/*----------------------------------------------------------------------
 *
 * ProcessPurgeObjCmd --
 *
 *	This function implements the 'tcl::process purge' Tcl command. 
 *	Refer to the user documentation for details on what it does.
 *
 * Results:
 *	Returns a standard Tcl result.
 *
 * Side effects:
 *	Frees all ProcessInfo structures with their purge flag set.
 *
 *----------------------------------------------------------------------
 */

static int
ProcessPurgeObjCmd(
    ClientData clientData,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_HashEntry *entry;
    Tcl_HashSearch search;
    ProcessInfo *info;
    int numPids;
    Tcl_Obj **pidObjs;
    int result;
    int i;
    int pid;

    if (objc != 1 && objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?pids?");
	return TCL_ERROR;
    }

    /*
     * First reap detached procs so that their purge flag is up-to-date.
     */

    Tcl_ReapDetachedProcs();

    if (objc == 1) {
	/*
	 * Purge all terminated processes.
	 */

	Tcl_MutexLock(&infoTablesMutex);
	for (entry = Tcl_FirstHashEntry(&infoTablePerResolvedPid, &search); 
		entry != NULL; entry = Tcl_NextHashEntry(&search)) {
	    info = (ProcessInfo *) Tcl_GetHashValue(entry);
	    if (info->purge) {
		Tcl_DeleteHashEntry(entry);
		entry = Tcl_FindHashEntry(&infoTablePerPid, info->pid);
		Tcl_DeleteHashEntry(entry);
		FreeProcessInfo(info);
	    }
	}
	Tcl_MutexUnlock(&infoTablesMutex);
    } else {
	/*
	 * Purge only provided processes.
	 */
	
	result = Tcl_ListObjGetElements(interp, objv[1], &numPids, &pidObjs);
	if (result != TCL_OK) {
	    return result;
	}
	Tcl_MutexLock(&infoTablesMutex);
	for (i = 0; i < numPids; i++) {
	    result = Tcl_GetIntFromObj(interp, pidObjs[i], (int *) &pid);
	    if (result != TCL_OK) {
		Tcl_MutexUnlock(&infoTablesMutex);
		return result;
	    }

	    entry = Tcl_FindHashEntry(&infoTablePerResolvedPid, INT2PTR(pid));
	    if (!entry) {
		/*
		 * Skip unknown process.
		 */
		
		continue;
	    }

	    info = (ProcessInfo *) Tcl_GetHashValue(entry);
	    if (info->purge) {
		Tcl_DeleteHashEntry(entry);
		entry = Tcl_FindHashEntry(&infoTablePerPid, info->pid);
		Tcl_DeleteHashEntry(entry);
		FreeProcessInfo(info);
	    }
	}
	Tcl_MutexUnlock(&infoTablesMutex);
    }

    return TCL_OK;
}

/*----------------------------------------------------------------------
 *
 * ProcessAutopurgeObjCmd --
 *
 *	This function implements the 'tcl::process autopurge' Tcl command. 
 *	Refer to the user documentation for details on what it does.
 *
 * Results:
 *	Returns a standard Tcl result.
 *
 * Side effects:
 *	Alters detached process handling by Tcl_ReapDetachedProcs().
 *
 *----------------------------------------------------------------------
 */

static int
ProcessAutopurgeObjCmd(
    ClientData clientData,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    if (objc != 1 && objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?flag?");
	return TCL_ERROR;
    }

    if (objc == 2) {
	/*
	 * Set given value.
	 */
	
	int flag;
	int result = Tcl_GetBooleanFromObj(interp, objv[1], &flag);
	if (result != TCL_OK) {
	    return result;
	}

	autopurge = !!flag;
    }

    /* 
     * Return current value. 
     */

    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(autopurge));
    return TCL_OK;
}

/*
 *----------------------------------------------------------------------
 *
 * TclInitProcessCmd --
 *
 *	This procedure creates the "tcl::process" Tcl command. See the user
 *	documentation for details on what it does.
 *
 * Results:
 *	A standard Tcl result.
 *
 * Side effects:
 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

Tcl_Command
TclInitProcessCmd(
    Tcl_Interp *interp)		/* Current interpreter. */
{
    static const EnsembleImplMap processImplMap[] = {
	{"list", ProcessListObjCmd, TclCompileBasic0ArgCmd, NULL, NULL, 1},
	{"status", ProcessStatusObjCmd, TclCompileBasicMin0ArgCmd, NULL, NULL, 1},
	{"purge", ProcessPurgeObjCmd, TclCompileBasic0Or1ArgCmd, NULL, NULL, 1},
	{"autopurge", ProcessAutopurgeObjCmd, TclCompileBasic0Or1ArgCmd, NULL, NULL, 1},
	{NULL, NULL, NULL, NULL, NULL, 0}
    };
    Tcl_Command processCmd;

    if (infoTablesInitialized == 0) {
	Tcl_MutexLock(&infoTablesMutex);
	if (infoTablesInitialized == 0) {
	    Tcl_InitHashTable(&infoTablePerPid, TCL_ONE_WORD_KEYS);
	    Tcl_InitHashTable(&infoTablePerResolvedPid, TCL_ONE_WORD_KEYS);
	    infoTablesInitialized = 1;
	}
	Tcl_MutexUnlock(&infoTablesMutex);
    }

    processCmd = TclMakeEnsemble(interp, "::tcl::process", processImplMap);
    Tcl_Export(interp, Tcl_FindNamespace(interp, "::tcl", NULL, 0),
	    "process", 0);
    return processCmd;
}

/*
 *----------------------------------------------------------------------
 *
 * TclProcessCreated --
 *
 *	Called when a child process has been created by Tcl.
 *
 * Results:
 *	None.
 *
 * Side effects:
 *	Internal structures are updated with a new ProcessInfo.
 *
 *----------------------------------------------------------------------
 */

void
TclProcessCreated(
    Tcl_Pid pid)		/* Process id. */
{
    int resolvedPid;
    Tcl_HashEntry *entry, *entry2;
    int isNew;
    ProcessInfo *info;

    /*
     * Get resolved pid first.
     */

    resolvedPid = TclpGetPid(pid);

    Tcl_MutexLock(&infoTablesMutex);

    /*
     * Create entry in pid table.
     */

    entry = Tcl_CreateHashEntry(&infoTablePerPid, pid, &isNew);
    if (!isNew) {
	/*
	 * Pid was reused, free old info and reuse structure.
	 */
	
	info = (ProcessInfo *) Tcl_GetHashValue(entry);
	entry2 = Tcl_FindHashEntry(&infoTablePerResolvedPid, 
		INT2PTR(resolvedPid));
	if (entry2) Tcl_DeleteHashEntry(entry2);
	FreeProcessInfo(info);
    }

    /*
     * Allocate and initialize info structure.
     */

    info = (ProcessInfo *) ckalloc(sizeof(ProcessInfo));
    InitProcessInfo(info, pid, resolvedPid);

    /*
     * Add entry to tables.
     */

    Tcl_SetHashValue(entry, info);
    entry = Tcl_CreateHashEntry(&infoTablePerResolvedPid, INT2PTR(resolvedPid),
	    &isNew);
    Tcl_SetHashValue(entry, info);

    Tcl_MutexUnlock(&infoTablesMutex);
}

/*
 *----------------------------------------------------------------------
 *
 * TclProcessWait --
 *
 *	Wait for process status to change.
 *
 * Results:
 *	TclProcessWaitStatus enum value.
 *
 * Side effects:
 *	Completed process info structures are purged immediately (autopurge on)
 *	or eventually (autopurge off).
 *
 *----------------------------------------------------------------------
 */

TclProcessWaitStatus
TclProcessWait(
    Tcl_Pid pid,		/* Process id. */
    int options,		/* Options passed to WaitProcessStatus. */
    int *codePtr,		/* If non-NULL, will receive either:
				 *  - 0 for normal exit.
				 *  - errno in case of error.
				 *  - non-zero exit code for abormal exit.
				 *  - signal number if killed or suspended.
				 *  - Tcl_WaitPid status in all other cases.
				 */
    Tcl_Obj **msgObjPtr,	/* If non-NULL, will receive error message. */
    Tcl_Obj **errorObjPtr)	/* If non-NULL, will receive error code. */
{
    Tcl_HashEntry *entry;
    ProcessInfo *info;
    TclProcessWaitStatus result;

    /*
     * First search for pid in table.
     */

    entry = Tcl_FindHashEntry(&infoTablePerPid, pid);
    if (!entry) {
	/*
	 * Unknown process, just call WaitProcessStatus and return.
	 */
	
	result = WaitProcessStatus(pid, TclpGetPid(pid), options, codePtr, 
		msgObjPtr, errorObjPtr);
	if (msgObjPtr && *msgObjPtr) Tcl_IncrRefCount(*msgObjPtr);
	if (errorObjPtr && *errorObjPtr) Tcl_IncrRefCount(*errorObjPtr);
	return result;
    }

    info = (ProcessInfo *) Tcl_GetHashValue(entry);
    if (info->purge) {
	/*
	 * Process has completed but TclProcessWait has already been called,
	 * so report no change.
	 */
	
	return TCL_PROCESS_UNCHANGED;
    }

    RefreshProcessInfo(info, options);
    if (info->status == TCL_PROCESS_UNCHANGED) {
	/*
	 * No change, stop there.
	 */
	
	return TCL_PROCESS_UNCHANGED;
    }

    /*
     * Set return values.
     */

    result = info->status;
    if (codePtr) *codePtr = info->code;
    if (msgObjPtr) *msgObjPtr = info->msg;
    if (errorObjPtr) *errorObjPtr = info->error;
    if (msgObjPtr && *msgObjPtr) Tcl_IncrRefCount(*msgObjPtr);
    if (errorObjPtr && *errorObjPtr) Tcl_IncrRefCount(*errorObjPtr);

    if (autopurge) {
	/*
	 * Purge now.
	 */

	Tcl_DeleteHashEntry(entry);
	entry = Tcl_FindHashEntry(&infoTablePerResolvedPid, 
		INT2PTR(info->resolvedPid));
	Tcl_DeleteHashEntry(entry);
	FreeProcessInfo(info);
    } else {
	/*
	 * Eventually purge. Subsequent calls will return
	 * TCL_PROCESS_UNCHANGED.
	 */

	info->purge = 1;
    }
    return result;
}

# msgcat.tcl --
#
#	This file defines various procedures which implement a
#	message catalog facility for Tcl programs.  It should be
#	loaded with the command "package require msgcat".
#
# Copyright (c) 2010-2015 by Harald Oehlmann.
# Copyright (c) 1998-2000 by Ajuba Solutions.
# Copyright (c) 1998 by Mark Harrison.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

package require Tcl 8.6-
# When the version number changes, be sure to update the pkgIndex.tcl file,
# and the installation directory in the Makefiles.
package provide msgcat 1.7.0

namespace eval msgcat {
    namespace export mc mcn mcexists mcload mclocale mcmax\
	    mcmset mcpreferences mcset\
            mcunknown mcflset mcflmset mcloadedlocales mcforgetpackage\
	    mcpackagenamespaceget mcpackageconfig mcpackagelocale mcutil

    # Records the list of locales to search
    variable Loclist {}

    # List of currently loaded locales
    variable LoadedLocales {}

	    unknowncmd {} loadedlocales {} loclist {}]

    # Records the mapping between source strings and translated strings.  The
    # dict key is of the form "<namespace> <locale> <src>", where locale and
    # namespace should be themselves dict values and the value is
    # the translated string.
    variable Msgs [dict create]
}

# create ensemble namespace for mcutil command
namespace eval msgcat::mcutil {
    namespace export getsystemlocale getpreferences
    namespace ensemble create -prefix 0
    
    # Map of language codes used in Windows registry to those of ISO-639
    if {[info sharedlibextension] eq ".dll"} {
	variable WinRegToISO639 [dict create  {*}{
	    01 ar 0401 ar_SA 0801 ar_IQ 0c01 ar_EG 1001 ar_LY 1401 ar_DZ
		  1801 ar_MA 1c01 ar_TN 2001 ar_OM 2401 ar_YE 2801 ar_SY
		  2c01 ar_JO 3001 ar_LB 3401 ar_KW 3801 ar_AE 3c01 ar_BH
		  4001 ar_QA

#	src	The string to translate.
#	args	Args to pass to the format command
#
# Results:
#	Returns the translated string.  Propagates errors thrown by the
#	format command.

proc msgcat::mc {args} {
    tailcall mcn [PackageNamespaceGet] {*}$args
}

# msgcat::mcn --
#
#	Find the translation for the given string based on the current
#	locale setting. Check the passed namespace first, then look in each
#	parent namespace until the source is found.  If additional args are
#	specified, use the format command to work them into the traslated
#	string.
#	If no catalog item is found, mcunknown is called in the caller frame
#	and its result is returned.
#
# Arguments:
#	ns	Package namespace of the translation
#	src	The string to translate.
#	args	Args to pass to the format command
#
# Results:
#	Returns the translated string.  Propagates errors thrown by the
#	format command.

proc msgcat::mcn {ns src args} {

    # Check for the src in each namespace starting from the local and
    # ending in the global.

    variable Msgs
    variable Loclist


    set loclist [PackagePreferences $ns]

    set nscur $ns
    while {$nscur != ""} {
	foreach loc $loclist {
	    if {[dict exists $Msgs $nscur $loc $src]} {
		return [DefaultUnknown "" [dict get $Msgs $nscur $loc $src]\
			{*}$args]
	    }
	}
	set nscur [namespace parent $nscur]
    }
    # call package local or default unknown command
    set args [linsert $args 0 [lindex $loclist 0] $src]
    switch -exact -- [Invoke unknowncmd $args $ns result 1] {
	0 { tailcall mcunknown {*}$args }
	1 { return [DefaultUnknown {*}$args] }
	default { return $result }
    }
}

# msgcat::mcexists --
#

proc msgcat::mcexists {args} {

    variable Msgs
    variable Loclist
    variable PackageConfig




    while {[llength $args] != 1} {
	set args [lassign $args option]
	switch -glob -- $option {
	    -exactnamespace - -exactlocale { set $option 1 }
	    -namespace {
		if {[llength $args] < 2} {
		    return -code error\
			    "Argument missing for switch \"-namespace\""
		}
		set args [lassign $args ns]
	    }
	    -* { return -code error "unknown option \"$option\"" }
	    default {
		return -code error "wrong # args: should be\
			\"[lindex [info level 0] 0] ?-exactnamespace?\
			?-exactlocale? ?-namespace ns? src\""
	    }
	}
    }
    set src [lindex $args 0]
    
    if {![info exists ns]} { set ns [PackageNamespaceGet] }

    set loclist [PackagePreferences $ns]
    if {[info exists -exactlocale]} { set loclist [lrange $loclist 0 0] }

    while {$ns ne ""} {
	foreach loc $loclist {
	    if {[dict exists $Msgs $ns $loc $src]} {
		return 1
	    }
	}
	if {[info exists -exactnamespace]} {return 0}
	set ns [namespace parent $ns]
    }
    return 0
}

# msgcat::mclocale --
#

    if {$len == 1} {
	set newLocale [string tolower [lindex $args 0]]
	if {$newLocale ne [file tail $newLocale]} {
	    return -code error "invalid newLocale value \"$newLocale\":\
		    could be path to unsafe code."
	}


	mcpreferences {*}[mcutil getpreferences $newLocale]





    }
    return [lindex $Loclist 0]
}

# msgcat::mcutil::getpreferences --
#
#	Get list of locales from a locale.
#	The first element is always the lowercase locale.
#	Other elements have one component separated by "_" less.
#	Multiple "_" are seen as one separator: de__ch_spec de__ch de {}
#
#	This method is part of the ensemble mcutil
#
# Arguments:
#	Locale.
#
# Results:
#	Locale list

proc msgcat::mcutil::getpreferences {locale} {
    set locale [string tolower $locale]
    set loclist [list $locale]
    while {-1 !=[set pos [string last "_" $locale]]} {
	set locale [string range $locale 0 $pos-1]
	if { "_" ne [string index $locale end] } {
	    lappend loclist $locale
	}
    }
    if {"" ne [lindex $loclist end]} {
	lappend loclist {}
    }
    return $loclist
}

# msgcat::mcpreferences --
#
#	Fetch the list of locales used to look up strings, ordered from
#	most preferred to least preferred.
#
# Arguments:
#	New location list
#
# Results:
#	Returns an ordered list of the locales preferred by the user.

proc msgcat::mcpreferences {args} {
    variable Loclist

    if {[llength $args] > 0} {
	# args is the new loclist
	if {![ListEqualString $args $Loclist]} {
	    set Loclist $args

	    # locale not loaded jet
	    LoadAll $Loclist
	    # Invoke callback
	    Invoke changecmd $Loclist
	}
    }
    return $Loclist
}

# msgcat::ListStringEqual --
#
#	Compare two strings for equal string contents
#
# Arguments:
#	list1		first list
#	list2		second list
#
# Results:
#	1 if lists of strings are identical, 0 otherwise

proc msgcat::ListEqualString {list1 list2} {
    if {[llength $list1] != [llength $list2]} {
	return 0
    }
    foreach item1 $list1 item2 $list2 {
	if {$item1 ne $item2} {
	    return 0
	}
    }
    return 1
}

# msgcat::mcloadedlocales --
#
#	Get or change the list of currently loaded default locales
#
#	The following subcommands are available:
#	loaded

# Arguments:
#	subcommand		see list above
#	locale			package locale (only set subcommand)
#
# Results:
#	Empty string, if not stated differently for the subcommand

proc msgcat::mcpackagelocale {subcommand args} {
    # todo: implement using an ensemble
    variable Loclist
    variable LoadedLocales
    variable Msgs
    variable PackageConfig
    # Check option
    # check if required item is exactly provided
    if {    [llength $args] > 0





	    && $subcommand in {"get" "isset" "unset" "loaded" "clear"} } {
	return -code error "wrong # args: should be\
		\"[lrange [info level 0] 0 1]\""
    }


    set ns [PackageNamespaceGet]

    switch -exact -- $subcommand {
	get { return [lindex [PackagePreferences $ns] 0] }

	loaded { return [PackageLocales $ns] }
	present {
	    if {[llength $args] != 1} {
		return -code error "wrong # args: should be\
			\"[lrange [info level 0] 0 1] locale\""
	    }
	    return [expr {[string tolower [lindex $args 0]]
		    in [PackageLocales $ns]} ]
	}
	isset { return [dict exists $PackageConfig loclist $ns] }
	set - preferences {
	    # set a package locale or add a package locale
	    set fSet [expr {$subcommand eq "set"}]
	    
	    # Check parameter
	    if {$fSet && 1 < [llength $args] } {
		return -code error "wrong # args: should be\
			\"[lrange [info level 0] 0 1] ?locale?\""
	    }

	    # > Return preferences if no parameter
	    if {!$fSet && 0 == [llength $args] } {
		return [PackagePreferences $ns]
	    }

	    # Copy the default locale if no package locale set so far
	    if {![dict exists $PackageConfig loclist $ns]} {
		dict set PackageConfig loclist $ns $Loclist
		dict set PackageConfig loadedlocales $ns $LoadedLocales
	    }

	    # No argument for set: return current package locale
	    # The difference to no argument and subcommand "preferences" is,
	    # that "preferences" does not set the package locale property.
	    # This case is processed above, so no check for fSet here
	    if { 0 == [llength $args] } {
		return [lindex [dict get $PackageConfig loclist $ns] 0]
	    }

	    # Get new loclist
	    if {$fSet} {
		set loclist [mcutil getpreferences [lindex $args 0]]
	    } else {
		set loclist $args
	    }

	    # Check if not changed to return imediately
	    if {    [ListEqualString $loclist\
			[dict get $PackageConfig loclist $ns]] } {
		if {$fSet} {
		    return [lindex $loclist 0]
		}
		return $loclist
	    }

	    # Change loclist


	    dict set PackageConfig loclist $ns $loclist

	    # load eventual missing locales
	    set loadedLocales [dict get $PackageConfig loadedlocales $ns]

	    set loadLocales [ListComplement $loadedLocales $loclist]
	    dict set PackageConfig loadedlocales $ns\
		    [concat $loadedLocales $loadLocales]
	    Load $ns $loadLocales
	    if {$fSet} {
		return [lindex $loclist 0]
	    }
	    return $loclist
	}
	clear { # Remove all locales not contained in Loclist
	    if {![dict exists $PackageConfig loclist $ns]} {
		return -code error "clear only when package locale set"
	    }
	    set loclist [dict get $PackageConfig loclist $ns]
	    dict set PackageConfig loadedlocales $ns $loclist

#	Remove any data of the calling package from msgcat
#

proc msgcat::mcforgetpackage {} {
    # todo: this may be implemented using an ensemble
    variable PackageConfig
    variable Msgs
    set ns [PackageNamespaceGet]
    # Remove MC items
    dict unset Msgs $ns
    # Remove config items
    foreach key [dict keys $PackageConfig] {
	dict unset PackageConfig $key $ns
    }
    return
}

# msgcat::mcgetmynamespace --
#
#	Return the package namespace of the caller
#	This consideres to be called from a class or object.

proc msgcat::mcpackagenamespaceget {} {
    return [PackageNamespaceGet]
}

# msgcat::mcpackageconfig --
#
#	Get or modify the per caller namespace (e.g. packages) config options.
#
#	Available subcommands are:
#

#
# Results:
#	Depends on the subcommand and option and is described there

proc msgcat::mcpackageconfig {subcommand option {value ""}} {
    variable PackageConfig
    # get namespace
    set ns [PackageNamespaceGet]

    if {$option ni {"mcfolder" "loadcmd" "changecmd" "unknowncmd"}} {
	return -code error "bad option \"$option\": must be mcfolder, loadcmd,\
		changecmd, or unknowncmd"
    }

    # check if value argument is exactly provided

# Arguments:
#	langdir		The directory to search.
#
# Results:
#	Returns the number of message catalogs that were loaded.

proc msgcat::mcload {langdir} {

    tailcall mcpackageconfig set mcfolder $langdir
}

# msgcat::LoadAll --
#
#	Load a list of locales for all packages not having a package locale
#	list.
#

proc msgcat::mcset {locale src {dest ""}} {
    variable Msgs
    if {[llength [info level 0]] == 3} { ;# dest not specified
	set dest $src
    }

    set ns [PackageNamespaceGet]

    set locale [string tolower $locale]

    dict set Msgs $ns $locale $src $dest
    return $dest
}

    variable FileLocale
    variable Msgs

    if {![info exists FileLocale]} {
	return -code error "must only be used inside a message catalog loaded\
		with ::msgcat::mcload"
    }
    tailcall mcset $FileLocale $src $dest
}

# msgcat::mcmset --
#
#	Set the translation for multiple strings in a specified locale.
#
# Arguments:

    set length [llength $pairs]
    if {$length % 2} {
	return -code error "bad translation list:\
		should be \"[lindex [info level 0] 0] locale {src dest ...}\""
    }

    set locale [string tolower $locale]
    set ns [PackageNamespaceGet]

    foreach {src dest} $pairs {
	dict set Msgs $ns $locale $src $dest
    }

    return [expr {$length / 2}]
}

    variable FileLocale
    variable Msgs

    if {![info exists FileLocale]} {
	return -code error "must only be used inside a message catalog loaded\
		with ::msgcat::mcload"
    }
    tailcal mcmset $FileLocale $pairs
}

# msgcat::mcunknown --
#
#	This routine is called by msgcat::mc if a translation cannot
#	be found for a string and no unknowncmd is set for the current
#	package. This routine is intended to be replaced

#	src		The string to be translated.
#	args		Args to pass to the format command
#
# Results:
#	Returns the translated value.

proc msgcat::mcunknown {args} {
    tailcall DefaultUnknown {*}$args
}

# msgcat::DefaultUnknown --
#
#	This routine is called by msgcat::mc if a translation cannot
#	be found for a string in the following circumstances:
#	- Default global handler, if mcunknown is not redefined.

#	args	strings to translate.
#
# Results:
#	Returns the length of the longest translated string.

proc msgcat::mcmax {args} {
    set max 0
    set ns [PackageNamespaceGet]
    foreach string $args {
	set translated [uplevel 1 [list [namespace origin mcn] $ns $string]]
	set len [string length $translated]
	if {$len>$max} {
	    set max $len
	}
    }
    return $max
}

# Convert the locale values stored in environment variables to a form
# suitable for passing to [mclocale]
proc msgcat::mcutil::ConvertLocale {value} {
    # Assume $value is of form: $language[_$territory][.$codeset][@modifier]
    # Convert to form: $language[_$territory][_$modifier]
    #
    # Comment out expanded RE version -- bugs alleged
    # regexp -expanded {
    #	^		# Match all the way to the beginning
    #	([^_.@]*)	# Match "lanugage"; ends with _, ., or @

    }
    if {[string length $modifier]} {
	append ret _$modifier
    }
    return $ret
}

# helper function to find package namespace of stack-frame -2
# There are 4 possibilities:
# - called from a proc
# - called within a class definition script
# - called from an class defined oo object
# - called from a classless oo object
proc ::msgcat::PackageNamespaceGet {} {
    uplevel 2 {
	# Check for no object
	switch -exact -- [namespace which self] {
	    {::oo::define::self} {
		# We are within a class definition
		return [namespace qualifiers [self]]
	    }
	    {::oo::Helpers::self} {
		# We are within an object
		set Class [info object class [self]]
		# Check for classless defined object
		if {$Class eq {::oo::object}} {
		    return [namespace qualifiers [self]]
		}
		# Class defined object
		return [namespace qualifiers $Class]
	    }
	    default {
		# Not in object environment
		return [namespace current]
	    }
	}
    }
}
  
# Initialize the default locale
proc msgcat::mcutil::getsystemlocale {} {
    global env

    #
    # set default locale, try to get from environment
    #
    foreach varName {LC_ALL LC_MESSAGES LANG} {
	if {[info exists env($varName)] && ("" ne $env($varName))} {

	    if {![catch { ConvertLocale $env($varName) } locale]} {

		return $locale
	    }
	}
    }
    #
    # On Darwin, fallback to current CFLocale identifier if available.
    #
    if {[info exists ::tcl::mac::locale] && $::tcl::mac::locale ne ""} {

	if {![catch { ConvertLocale $::tcl::mac::locale] } locale]} {

	    return $locale
	}
    }
    #
    # The rest of this routine is special processing for Windows or
    # Cygwin. All other platforms, get out now.
    #
    if {([info sharedlibextension] ne ".dll")
	    || [catch {package require registry}]} {

	return C
    }
    #
    # On Windows or Cygwin, try to set locale depending on registry
    # settings, or fall back on locale of "C".
    #

    # On Vista and later:

	    if {"" ne $territory} {
		append locale _ $territory
	    }
	    set modifierDict [dict create latn latin cyrl cyrillic]
	    if {[dict exists $modifierDict $script]} {
		append locale @ [dict get $modifierDict $script]
	    }
	    if {![catch {ConvertLocale $locale} locale]} {
		return $locale
	    }
	}
    }

    # then check value locale which contains a numerical language ID
    if {[catch {
	set locale [registry get $key "locale"]
    }]} {

	return C
    }
    #
    # Keep trying to match against smaller and smaller suffixes
    # of the registry value, since the latter hexadigits appear
    # to determine general language and earlier hexadigits determine
    # more precise information, such as territory.  For example,
    #     0409 - English - United States
    #     0809 - English - United Kingdom
    # Add more translations to the WinRegToISO639 array above.
    #
    variable WinRegToISO639
    set locale [string tolower $locale]
    while {[string length $locale]} {
	if {![catch {
	    ConvertLocale [dict get $WinRegToISO639 $locale]
	} localeOut]} {
	    return $localeOut
	}
	set locale [string range $locale 1 end]
    }
    #
    # No translation known.  Fall back on "C" locale
    #
    return C
}
msgcat::mclocale [msgcat::mcutil getsystemlocale]

if {![package vsatisfies [package provide Tcl] 8.5]} {return}
if {![package vsatisfies [package provide Tcl] 8.6-]} {return}
package ifneeded msgcat 1.7.0 [list source [file join $dir msgcat.tcl]]

    test msgcat-1.13 {mclocale set, reject evil input} -setup {
	variable locale [mclocale]
    } -cleanup {
	mclocale $locale
    } -body {
	mclocale looks/ok/../../../../but/is/path/to/evil/code
    } -returnCodes error -match glob -result {invalid newLocale value *}

    test msgcat-1.14 {mcpreferences, custom locale preferences} -setup {
	variable locale [mclocale]
	mclocale en
	mcpreferences fr en {}
    } -cleanup {
	mclocale $locale
    } -body {
	mcpreferences
    } -result {fr en {}}

    test msgcat-1.15 {mcpreferences, overwrite custom locale preferences}\
    -setup {
	variable locale [mclocale]
	mcpreferences fr en {}
	mclocale en
    } -cleanup {
	mclocale $locale
    } -body {
	mcpreferences
    } -result {en {}}


    # Tests msgcat-2.*: [mcset], [mcmset], namespace partitioning

    test msgcat-2.1 {mcset, global scope} {
	namespace eval :: ::msgcat::mcset  foo_BAR text1 text2
    } {text2}

    removeDirectory msgdir3

    # Tests msgcat-9.*: [mcexists]

	test msgcat-9.1 {mcexists no parameter} -body {
	    mcexists
	} -returnCodes 1\
	-result {wrong # args: should be "mcexists ?-exactnamespace? ?-exactlocale? ?-namespace ns? src"}

	test msgcat-9.2 {mcexists unknown option} -body {
	    mcexists -unknown src
	} -returnCodes 1\
	-result {unknown option "-unknown"}

	test msgcat-9.3 {mcexists} -setup {

	test msgcat-9.5 {mcexists parent namespace} -setup {
	    mcforgetpackage
	    variable locale [mclocale]
	    mclocale foo_bar
	    mcset foo k1 v1
	} -cleanup {
	    mclocale $locale
	    namespace delete ::foo
	} -body {
	    namespace eval ::foo {
		list [::msgcat::mcexists k1]\
			[::msgcat::mcexists -namespace ::msgcat::test k1]
	    }
	} -result {0 1}

	test msgcat-9.6 {mcexists -namespace ns parameter} -setup {
	    mcforgetpackage
	    variable locale [mclocale]
	    mclocale foo_bar
	    mcset foo k1 v1
	} -cleanup {
	    mclocale $locale
	    namespace delete ::foo
	} -body {
	    namespace eval ::foo {
		list [::msgcat::mcexists k1]\
			[::msgcat::mcexists -namespace ::msgcat::test k1]
	    }
	} -result {0 1}

	test msgcat-9.7 {mcexists -namespace - ns argument missing} -body {
	    mcexists -namespace src
	} -returnCodes 1\
	-result {Argument missing for switch "-namespace"}


    # Tests msgcat-10.*: [mcloadedlocales]

	test msgcat-10.1 {mcloadedlocales no arg} -body {
	    mcloadedlocales
	} -returnCodes 1\
	-result {wrong # args: should be "mcloadedlocales subcommand"}

	} -result {1 0}

    # Tests msgcat-12.*: [mcpackagelocale]

	test msgcat-12.1 {mcpackagelocale no subcommand} -body {
	    mcpackagelocale
	} -returnCodes 1\
	-result {wrong # args: should be "mcpackagelocale subcommand ?arg ...?"}

	test msgcat-12.2 {mclpackagelocale wrong subcommand} -body {
	    mcpackagelocale junk
	} -returnCodes 1\
	-result {unknown subcommand "junk": must be clear, get, isset, loaded, present, set, or unset}

	test msgcat-12.2.1 {mclpackagelocale set multiple args} -body {
	    mcpackagelocale set a b
	} -returnCodes 1\
	-result {wrong # args: should be "mcpackagelocale set ?locale?"}

	test msgcat-12.3 {mcpackagelocale set} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	    mcforgetpackage
	} -body {
	    mclocale foo

	    mcloadedlocales clear
	    mclocale foo
	    mcpackagelocale set bar
	    mcpackagelocale clear
	    list [mcpackagelocale present foo] [mcpackagelocale present bar]
	} -result {0 1}

	test msgcat-12.11 {mcpackagelocale custom preferences} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	    mcforgetpackage
	} -body {
	    mclocale foo
	    set res [list [mcpackagelocale preferences]]
	    mcpackagelocale preferences bar {}
	    lappend res [mcpackagelocale preferences]
	} -result {{foo {}} {bar {}}}

	test msgcat-12.12 {mcpackagelocale preferences -> no isset} -setup {
	    variable locale [mclocale]
	} -cleanup {
	    mclocale $locale
	    mcforgetpackage
	} -body {
	    mclocale foo
	    mcpackagelocale preferences
	    mcpackagelocale isset
	} -result {0}

	
    # Tests msgcat-13.*: [mcpackageconfig subcmds]

	test msgcat-13.1 {mcpackageconfig no subcommand} -body {
	    mcpackageconfig
	} -returnCodes 1\
	-result {wrong # args: should be "mcpackageconfig subcommand option ?value?"}

	    mcforgetpackage
	} -body {
	    mcpackageconfig set unknowncmd [namespace code callbackfailproc]
	    mclocale foo_bar
	    mc k1
	} -returnCodes 1\
	-result {fail}


    # Tests msgcat-15.*: tcloo coverage
    
    # There are 4 use-cases, where 3 must be tested now:
    # - namespace defined, in class definition, class defined oo, classless

    test msgcat-15.1 {mc in class setup} -setup {
	# full namespace is ::msgcat::test:bar
	namespace eval bar {
	    ::msgcat::mcset foo_BAR con2 con2bar
	    oo::class create ClassCur
	}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
	namespace eval bar {::msgcat::mcforgetpackage}
	namespace delete bar
    } -body {
	oo::define bar::ClassCur msgcat::mc con2
    } -result con2bar

    test msgcat-15.2 {mc in class} -setup {
	# full namespace is ::msgcat::test:bar
	namespace eval bar {
	    ::msgcat::mcset foo_BAR con2 con2bar
	    oo::class create ClassCur
	    oo::define ClassCur method method1 {} {::msgcat::mc con2}
	}
	# full namespace is ::msgcat::test:baz
	namespace eval baz {
            set ObjCur [::msgcat::test::bar::ClassCur new]
	}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
	namespace eval bar {::msgcat::mcforgetpackage}
	namespace delete bar baz
    } -body {
	$baz::ObjCur method1
    } -result con2bar

    test msgcat-15.3 {mc in classless object} -setup {
	# full namespace is ::msgcat::test:bar
	namespace eval bar {
	    ::msgcat::mcset foo_BAR con2 con2bar
	    oo::object create ObjCur
	    oo::objdefine ObjCur method method1 {} {::msgcat::mc con2}
	}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
	namespace eval bar {::msgcat::mcforgetpackage}
	namespace delete bar
    } -body {
	bar::ObjCur method1
    } -result con2bar
    
    test msgcat-15.4 {mc in classless object with explicite namespace eval}\
    -setup {
	# full namespace is ::msgcat::test:bar
	namespace eval bar {
	    ::msgcat::mcset foo_BAR con2 con2bar
	    oo::object create ObjCur
	    oo::objdefine ObjCur method method1 {} {
		namespace eval ::msgcat::test::baz {
		    ::msgcat::mc con2
		}
	    }
	}
	namespace eval baz {
	    ::msgcat::mcset foo_BAR con2 con2baz
	}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
	namespace eval bar {::msgcat::mcforgetpackage}
	namespace eval baz {::msgcat::mcforgetpackage}
	namespace delete bar baz
    } -body {
	bar::ObjCur method1
    } -result con2baz
    
    # Test msgcat-16.*: command mcpackagenamespaceget

    test msgcat-16.1 {mcpackagenamespaceget in namespace procedure} -body {
	namespace eval baz {msgcat::mcpackagenamespaceget}
    } -result ::msgcat::test::baz

    test msgcat-16.2 {mcpackagenamespaceget in class setup} -setup {
	namespace eval bar {
	    oo::class create ClassCur
	    oo::define ClassCur variable a
	}
    } -cleanup {
	namespace delete bar
    } -body {
	oo::define bar::ClassCur msgcat::mcpackagenamespaceget
    } -result ::msgcat::test::bar

    test msgcat-16.3 {mcpackagenamespaceget in class} -setup {
	namespace eval bar {
	    oo::class create ClassCur
	    oo::define ClassCur method method1 {} {msgcat::mcpackagenamespaceget}
	}
	namespace eval baz {
            set ObjCur [::msgcat::test::bar::ClassCur new]
	}
    } -cleanup {
	namespace delete bar baz
    } -body {
	$baz::ObjCur method1
    } -result ::msgcat::test::bar

    test msgcat-16.4 {mcpackagenamespaceget in classless object} -setup {
	namespace eval bar {
	    oo::object create ObjCur
	    oo::objdefine ObjCur method method1 {} {msgcat::mcpackagenamespaceget}
	}
    } -cleanup {
	namespace delete bar
    } -body {
	bar::ObjCur method1
    } -result ::msgcat::test::bar

    test msgcat-16.5\
    {mcpackagenamespaceget in classless object with explicite namespace eval}\
    -setup {
	namespace eval bar {
	    oo::object create ObjCur
	    oo::objdefine ObjCur method method1 {} {
		namespace eval ::msgcat::test::baz {
		    msgcat::mcpackagenamespaceget
		}
	    }
	}
    } -cleanup {
	namespace delete bar baz
    } -body {
	bar::ObjCur method1
    } -result ::msgcat::test::baz


    # Test msgcat-17.*: mcn command
    
    test msgcat-17.1 {mcn no parameters} -body {
	mcn
    } -returnCodes 1\
    -result {wrong # args: should be "mcn ns src ?arg ...?"}

    test msgcat-17.2 {mcn} -setup {
	namespace eval bar {::msgcat::mcset foo_BAR con1 con1bar}
	variable locale [mclocale]
	mclocale foo_BAR
    } -cleanup {
	mclocale $locale
    } -body {
	::msgcat::mcn [namespace current]::bar con1
    } -result con1bar


    interp bgerror {} $bgerrorsaved

    # Tests msgcat-15.*: [mcutil]

    test msgcat-15.1 {mcutil - no argument} -body {
	mcutil
    } -returnCodes 1\
    -result {wrong # args: should be "mcutil subcommand ?arg ...?"}

    test msgcat-15.2 {mcutil - wrong argument} -body {
	mcutil junk
    } -returnCodes 1\
    -result {unknown subcommand "junk": must be getpreferences, or getsystemlocale}
    
    test msgcat-15.3 {mcutil - partial argument} -body {
	mcutil getsystem
    } -returnCodes 1\
    -result {unknown subcommand "getsystem": must be getpreferences, or getsystemlocale}
    
    test msgcat-15.4 {mcutil getpreferences - no argument} -body {
	mcutil getpreferences
    } -returnCodes 1\
    -result {wrong # args: should be "mcutil getpreferences locale"}
    
    test msgcat-15.5 {mcutil getpreferences - DE_de} -body {
	mcutil getpreferences DE_de
    } -result {de_de de {}}
    
    test msgcat-15.6 {mcutil getsystemlocale - wrong argument} -body {
	mcutil getsystemlocale DE_de
    } -returnCodes 1\
    -result {wrong # args: should be "mcutil getsystemlocale"}
    
    # The result is system dependent
    # So just test if it runs
    # The environment variable version was test with test 0.x
    test msgcat-15.7 {mcutil getsystemlocale} -body {
	mcutil getsystemlocale
	set ok ok
    } -result {ok}
    
    
    cleanupTests
}
namespace delete ::msgcat::test
return

# Local Variables:
# mode: tcl
# End:

# process.test --
#
# This file contains a collection of tests for the tcl::process ensemble.
# Sourcing this file into Tcl runs the tests and generates output for
# errors.  No output means no errors were found.
#
# Copyright (c) 2017 Frederic Bonnet
# See the file "license.terms" for information on usage and redistribution of
# this file, and for a DISCLAIMER OF ALL WARRANTIES.

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest 2
    namespace import -force ::tcltest::*
}

test process-1.1 {tcl::process command basic syntax} -returnCodes error -body {
    tcl::process
} -result {wrong # args: should be "tcl::process subcommand ?arg ...?"}
test process-1.2 {tcl::process command basic syntax} -returnCodes error -body {
    tcl::process ?
} -match glob -result {unknown or ambiguous subcommand "?": must be autopurge, list, purge, or status}

test process-2.1 {tcl::process autopurge get} {tcl::process autopurge} {1}
test process-2.2 {tcl::process autopurge set true} {
    tcl::process autopurge true
    tcl::process autopurge
} {1}
test process-2.3 {tcl::process autopurge set false} {
    tcl::process autopurge false
    tcl::process autopurge
} {0}

	tclEnv.o tclEvent.o tclExecute.o tclFCmd.o tclFileName.o tclGet.o \
	tclHash.o tclHistory.o tclIndexObj.o tclInterp.o tclIO.o tclIOCmd.o \
	tclIORChan.o tclIORTrans.o tclIOGT.o tclIOSock.o tclIOUtil.o \
	tclLink.o tclListObj.o \
	tclLiteral.o tclLoad.o tclMain.o tclNamesp.o tclNotify.o \
	tclObj.o tclOptimize.o tclPanic.o tclParse.o tclPathObj.o tclPipe.o \
	tclPkg.o tclPkgConfig.o tclPosixStr.o \
	tclPreserve.o tclProc.o tclProcess.o tclRegexp.o \
	tclResolve.o tclResult.o tclScan.o tclStringObj.o \
	tclStrToD.o tclThread.o \
	tclThreadAlloc.o tclThreadJoin.o tclThreadStorage.o tclStubInit.o \
	tclTimer.o tclTrace.o tclUtf.o tclUtil.o tclVar.o tclZlib.o \
	tclTomMathInterface.o

OO_OBJS = tclOO.o tclOOBasic.o tclOOCall.o tclOODefineCmds.o tclOOInfo.o \

	$(GENERIC_DIR)/tclPathObj.c \
	$(GENERIC_DIR)/tclPipe.c \
	$(GENERIC_DIR)/tclPkg.c \
	$(GENERIC_DIR)/tclPkgConfig.c \
	$(GENERIC_DIR)/tclPosixStr.c \
	$(GENERIC_DIR)/tclPreserve.c \
	$(GENERIC_DIR)/tclProc.c \
	$(GENERIC_DIR)/tclProcess.c \
	$(GENERIC_DIR)/tclRegexp.c \
	$(GENERIC_DIR)/tclResolve.c \
	$(GENERIC_DIR)/tclResult.c \
	$(GENERIC_DIR)/tclScan.c \
	$(GENERIC_DIR)/tclStubInit.c \
	$(GENERIC_DIR)/tclStringObj.c \
	$(GENERIC_DIR)/tclStrToD.c \

	@echo "Installing package http 2.8.12 as a Tcl Module";
	@$(INSTALL_DATA) $(TOP_DIR)/library/http/http.tcl "$(SCRIPT_INSTALL_DIR)"/../tcl8/8.6/http-2.8.12.tm;
	@echo "Installing package opt0.4 files to $(SCRIPT_INSTALL_DIR)/opt0.4/";
	@for i in $(TOP_DIR)/library/opt/*.tcl ; \
	    do \
	    $(INSTALL_DATA) $$i "$(SCRIPT_INSTALL_DIR)"/opt0.4; \
	    done;
	@echo "Installing package msgcat 1.7.0 as a Tcl Module";
	@$(INSTALL_DATA) $(TOP_DIR)/library/msgcat/msgcat.tcl "$(SCRIPT_INSTALL_DIR)"/../tcl8/8.6/msgcat-1.7.0.tm;
	@echo "Installing package tcltest 2.4.1 as a Tcl Module";
	@$(INSTALL_DATA) $(TOP_DIR)/library/tcltest/tcltest.tcl "$(SCRIPT_INSTALL_DIR)"/../tcl8/8.5/tcltest-2.4.1.tm;

	@echo "Installing package platform 1.0.14 as a Tcl Module";
	@$(INSTALL_DATA) $(TOP_DIR)/library/platform/platform.tcl "$(SCRIPT_INSTALL_DIR)"/../tcl8/8.4/platform-1.0.14.tm;
	@echo "Installing package platform::shell 1.1.4 as a Tcl Module";
	@$(INSTALL_DATA) $(TOP_DIR)/library/platform/shell.tcl "$(SCRIPT_INSTALL_DIR)"/../tcl8/8.4/platform/shell-1.1.4.tm;

tclPreserve.o: $(GENERIC_DIR)/tclPreserve.c
	$(CC) -c $(CC_SWITCHES) $(GENERIC_DIR)/tclPreserve.c

tclProc.o: $(GENERIC_DIR)/tclProc.c $(COMPILEHDR) $(NREHDR)
	$(CC) -c $(CC_SWITCHES) $(GENERIC_DIR)/tclProc.c

tclProcess.o: $(GENERIC_DIR)/tclProcess.c
	$(CC) -c $(CC_SWITCHES) $(GENERIC_DIR)/tclProcess.c

tclRegexp.o: $(GENERIC_DIR)/tclRegexp.c $(TCLREHDRS)
	$(CC) -c $(CC_SWITCHES) $(GENERIC_DIR)/tclRegexp.c

tclResolve.o: $(GENERIC_DIR)/tclResolve.c
	$(CC) -c $(CC_SWITCHES) $(GENERIC_DIR)/tclResolve.c

tclResult.o: $(GENERIC_DIR)/tclResult.c

	tclPathObj.$(OBJEXT) \
	tclPipe.$(OBJEXT) \
	tclPkg.$(OBJEXT) \
	tclPkgConfig.$(OBJEXT) \
	tclPosixStr.$(OBJEXT) \
	tclPreserve.$(OBJEXT) \
	tclProc.$(OBJEXT) \
	tclProcess.$(OBJEXT) \
	tclRegexp.$(OBJEXT) \
	tclResolve.$(OBJEXT) \
	tclResult.$(OBJEXT) \
	tclScan.$(OBJEXT) \
	tclStringObj.$(OBJEXT) \
	tclStrToD.$(OBJEXT) \
	tclStubInit.$(OBJEXT) \

	@echo "Installing package http 2.8.12 as a Tcl Module";
	@$(COPY) $(ROOT_DIR)/library/http/http.tcl $(SCRIPT_INSTALL_DIR)/../tcl8/8.6/http-2.8.12.tm;
	@echo "Installing library opt0.4 directory";
	@for j in $(ROOT_DIR)/library/opt/*.tcl; \
	    do \
	    $(COPY) "$$j" "$(SCRIPT_INSTALL_DIR)/opt0.4"; \
	    done;
	@echo "Installing package msgcat 1.7.0 as a Tcl Module";
	@$(COPY) $(ROOT_DIR)/library/msgcat/msgcat.tcl $(SCRIPT_INSTALL_DIR)/../tcl8/8.6/msgcat-1.7.0.tm;
	@echo "Installing package tcltest 2.4.0 as a Tcl Module";
	@$(COPY) $(ROOT_DIR)/library/tcltest/tcltest.tcl $(SCRIPT_INSTALL_DIR)/../tcl8/8.5/tcltest-2.4.0.tm;
	@echo "Installing package platform 1.0.14 as a Tcl Module";
	@$(COPY) $(ROOT_DIR)/library/platform/platform.tcl $(SCRIPT_INSTALL_DIR)/../tcl8/8.4/platform-1.0.14.tm;
	@echo "Installing package platform::shell 1.1.4 as a Tcl Module";
	@$(COPY) $(ROOT_DIR)/library/platform/shell.tcl $(SCRIPT_INSTALL_DIR)/../tcl8/8.4/platform/shell-1.1.4.tm;
	@echo "Installing encodings";

if defined WINDOWSSDKDIR (goto :startBuilding)

:: We need to run the development environment batch script that comes
:: with developer studio (v4,5,6,7,etc...)  All have it.  This path
:: might not be correct.  You should call it yourself prior to running
:: this batchfile.
::
REM call "C:\Program Files\Microsoft Developer Studio\vc98\bin\vcvars32.bat"
set "VSCMD_START_DIR=%CD%"
call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\Common7\Tools\VsDevCmd.bat"
if errorlevel 1 (goto no_vcvars)

:startBuilding

echo.
echo Sit back and have a cup of coffee while this grinds through ;)
echo You asked for *everything*, remember?

	$(TMP_DIR)\tclPathObj.obj \
	$(TMP_DIR)\tclPipe.obj \
	$(TMP_DIR)\tclPkg.obj \
	$(TMP_DIR)\tclPkgConfig.obj \
	$(TMP_DIR)\tclPosixStr.obj \
	$(TMP_DIR)\tclPreserve.obj \
	$(TMP_DIR)\tclProc.obj \
	$(TMP_DIR)\tclProcess.obj \
	$(TMP_DIR)\tclRegexp.obj \
	$(TMP_DIR)\tclResolve.obj \
	$(TMP_DIR)\tclResult.obj \
	$(TMP_DIR)\tclScan.obj \
	$(TMP_DIR)\tclStringObj.obj \
	$(TMP_DIR)\tclStrToD.obj \
	$(TMP_DIR)\tclStubInit.obj \

SOURCE=..\generic\tclPreserve.c
# End Source File
# Begin Source File

SOURCE=..\generic\tclProc.c
# End Source File
# Begin Source File

SOURCE=..\generic\tclProcess.c
# End Source File
# Begin Source File

SOURCE=..\generic\tclRegexp.c
# End Source File
# Begin Source File

SOURCE=..\generic\tclRegexp.h
# End Source File

{
    ProcInfo *infoPtr;

    PipeInit();

    Tcl_MutexLock(&pipeMutex);
    for (infoPtr = procList; infoPtr != NULL; infoPtr = infoPtr->nextPtr) {
	if (infoPtr->dwProcessId == (DWORD) pid) {
	    Tcl_MutexUnlock(&pipeMutex);
	    return infoPtr->dwProcessId;
	}
    }
    Tcl_MutexUnlock(&pipeMutex);
    return (unsigned long) -1;
}

     * CreateProcess() and CloseHandle(), the problem does not occur." PSS ID
     * Number: Q124121
     */

    WaitForInputIdle(procInfo.hProcess, 5000);
    CloseHandle(procInfo.hThread);

    *pidPtr = (Tcl_Pid) procInfo.dwProcessId;
    if (*pidPtr != 0) {
	TclWinAddProcess(procInfo.hProcess, procInfo.dwProcessId);
    }
    result = TCL_OK;

  end:
    Tcl_DStringFree(&cmdLine);

     * Find the process and cut it from the process list.
     */

    Tcl_MutexLock(&pipeMutex);
    prevPtrPtr = &procList;
    for (infoPtr = procList; infoPtr != NULL;
	    prevPtrPtr = &infoPtr->nextPtr, infoPtr = infoPtr->nextPtr) {
	 if (infoPtr->dwProcessId == (DWORD) pid) {
	    *prevPtrPtr = infoPtr->nextPtr;
	    break;
	}
    }
    Tcl_MutexUnlock(&pipeMutex);

    /*