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Overview
Comment:merge trunk
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SHA3-256: 526ec0f8857e8c15ba7fbd5f6cabbbaa5d96730dd26dffee1faf1c92bf431cb0
User & Date: dgp 2018-04-05 13:36:51
Context
2018-04-05
15:38
merge trunk check-in: df11ae7d89 user: dgp tags: novem
13:36
merge trunk check-in: 526ec0f885 user: dgp tags: novem
13:36
merge 8.7 check-in: 4711766df3 user: dgp tags: trunk
2018-03-30
20:18
merge trunk check-in: c87dd5858f user: dgp tags: novem
Changes
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Changes to generic/tclProcess.c.

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    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.
     */
................................................................................
	/*
	 * Eventually purge. Subsequent calls will return
	 * TCL_PROCESS_UNCHANGED.
	 */

	info->purge = 1;
    }

    return result;
}






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    ProcessInfo *info;
    TclProcessWaitStatus result;

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

    Tcl_MutexLock(&infoTablesMutex);
    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);
    Tcl_MutexUnlock(&infoTablesMutex);
	return result;
    }

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

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

    /*
     * Set return values.
     */
................................................................................
	/*
	 * Eventually purge. Subsequent calls will return
	 * TCL_PROCESS_UNCHANGED.
	 */

	info->purge = 1;
    }
    Tcl_MutexUnlock(&infoTablesMutex);
    return result;
}