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source: trunk/dll/systemf.c@ 793

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Last change on this file since 793 was 793, checked in by Gregg Young, 18 years ago
Move #pragma alloc_text to end for OpenWatcom compat
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 29.8 KB

Line
1
2	/***********************************************************************
3
4	$Id: systemf.c 793 2007-08-21 02:53:38Z gyoung $
5
6	System Interfaces
7
8	Copyright (c) 1993-98 M. Kimes
9	Copyright (c) 2003, 2006 Steven H.Levine
10
11	21 Nov 03 SHL Comments
12	31 Jul 04 SHL Indent -i2
13	01 Aug 04 SHL Rework lstrip/rstrip usage
14	17 Jul 06 SHL Use Runtime_Error
15	26 Jul 06 SHL Use convert_nl_to_nul
16	15 Aug 06 SHL More error popups
17	01 Nov 06 SHL runemf2: temp fix for hung windows caused by termq errors
18	03 Nov 06 SHL runemf2: rework termination queue logic to work for multiple threads
19	07 Jan 07 GKY Move error strings etc. to string file
20	06 Aug 07 GKY Reduce DosSleep times (ticket 148)
21	20 Aug 07 GKY Move #pragma alloc_text to end for OpenWatcom compat
22
23
24	***********************************************************************/
25
26	#define INCL_WIN
27	#define INCL_WINERRORS
28	#define INCL_DOS
29	#define INCL_DOSERRORS
30	#include <os2.h>
31
32	#include <stdlib.h>
33	#include <stdio.h>
34	#include <stdarg.h>
35	#include <string.h>
36	#include <ctype.h>
37	#include <time.h>
38
39	#include "fm3dll.h"
40	#include "fm3dlg.h"
41	#include "fm3str.h"
42
43	static PSZ pszSrcFile = __FILE__;
44
45	#define MAXSTRG (4096) /* used to build command line strings */
46
47	//== ShowSession() bring session for foreground ==
48
49	BOOL ShowSession(HWND hwnd, PID pid)
50	{
51	HSWITCH hswitch;
52	SWCNTRL swctl;
53	ULONG rc;
54
55	hswitch = WinQuerySwitchHandle(pid ? (HWND)0 : hwnd, pid);
56	if (hswitch) {
57	rc = WinQuerySwitchEntry(hswitch, &swctl);
58	if (!rc) {
59	if (swctl.idProcess == pid && swctl.uchVisibility == SWL_VISIBLE)
60	rc = WinSwitchToProgram(hswitch);
61	if (!rc)
62	return TRUE;
63	// else saymsg(MB_ENTER,HWND_DESKTOP,DEBUG_STRING,"Failed: %lu/%lx",rc,rc);
64
65	}
66	}
67	return FALSE;
68	}
69
70	//== ExecOnList() Invoke runemf2 for command and file/directory list ==
71
72	int ExecOnList(HWND hwnd, char command, int flags, char tpath,
73	char *list, char prompt)
74	{
75	/* executes the command once for all files in list */
76
77	char path[CCHMAXPATH], commandline[2048], modpath[CCHMAXPATH], listfile[CCHMAXPATH],
78	p, pp, drive, file, ext, *dot;
79	register int x;
80	BOOL spaces;
81
82	if (!command \|\| !*command) {
83	Runtime_Error2(pszSrcFile, __LINE__, IDS_NODATATEXT);
84	return -1;
85	}
86	*listfile = 0;
87	bstrip(command);
88
89	*path = 0;
90	if (tpath && *tpath)
91	strcpy(path, tpath);
92	else if (*command != '<' \|\| !strchr(command, '>')) {
93	strcpy(path, command + (*command == '"'));
94	if (*command == '\"')
95	p = strchr(path, '\"');
96	else
97	p = strchr(path, ' ');
98	if (p)
99	*p = 0;
100	p = strrchr(path, '\\');
101	if (!p)
102	p = strrchr(path, ':');
103	if (p) {
104	if (*p == ':') {
105	p++;
106	*p = '\\';
107	p++;
108	}
109	*p = 0;
110	}
111	else
112	*path = 0;
113	}
114	if (!*path) {
115	if (list && list[0])
116	strcpy(path, list[0]);
117	p = strrchr(path, '\\');
118	if (!p)
119	p = strrchr(path, ':');
120	if (p) {
121	if (*p == ':') {
122	p++;
123	*p = '\\';
124	p++;
125	}
126	*p = 0;
127	}
128	else
129	*path = 0;
130	}
131	*modpath = 0;
132	if (list && list[0])
133	strcpy(modpath, list[0]);
134	p = strrchr(modpath, '\\');
135	if (!p)
136	p = strrchr(modpath, ':');
137	if (p) {
138	if (*p == ':') {
139	p++;
140	*p = '\\';
141	p++;
142	}
143	*p = 0;
144	}
145	else
146	*modpath = 0;
147	if (!*modpath)
148	strcpy(modpath, path);
149	if (*path)
150	MakeFullName(path);
151	if (*modpath)
152	MakeFullName(modpath);
153	if (IsFullName(path))
154	drive = toupper(*path);
155	else
156	drive = 0;
157
158	p = command; // substitue for special % sequences
159
160	pp = commandline;
161	*commandline = 0;
162	while (*p) {
163	if (*p == '%') {
164	switch (*(p + 1)) {
165	case '!': /* write list to file, add filename */
166	if (list) {
167	if (!*listfile) {
168	FILE *fp;
169
170	save_dir2(listfile);
171	if (listfile[strlen(listfile) - 1] != '\\')
172	strcat(listfile, "\\");
173	sprintf(&listfile[strlen(listfile)], "%s%03x",
174	LISTTEMPROOT, (clock() & 4095));
175	fp = xfopen(listfile, "w",pszSrcFile,__LINE__);
176	if (fp) {
177	for (x = 0; list[x]; x++)
178	{
179	fputs(list[x], fp);
180	if (list[x + 1])
181	fputc('\n', fp);
182	}
183	fclose(fp);
184	}
185	}
186	strcpy(pp, listfile);
187	pp += strlen(listfile);
188	}
189	p += 2;
190	break;
191
192	case 'c': /* add name of command processor */
193	{
194	char *env = GetCmdSpec(FALSE);
195
196	if (needs_quoting(env) && !strchr(env, '\"')) {
197	*pp = '\"';
198	pp++;
199	spaces = TRUE;
200	}
201	else
202	spaces = FALSE;
203	strcpy(pp, env);
204	p += 2;
205	pp += strlen(env);
206	if (spaces) {
207	*pp = '\"';
208	pp++;
209	}
210	}
211	break;
212
213	case 't': /* add Target directory */
214	if (needs_quoting(targetdir) && !strchr(targetdir, '\"')) {
215	*pp = '\"';
216	pp++;
217	spaces = TRUE;
218	}
219	else
220	spaces = FALSE;
221	strcpy(pp, targetdir);
222	p += 2;
223	pp += strlen(targetdir);
224	if (spaces) {
225	*pp = '\"';
226	pp++;
227	}
228	break;
229
230	case '$': /* add drive letter */
231	if (drive)
232	*pp = drive;
233	else {
234	ULONG ulDriveNum = 3, ulDriveMap;
235
236	DosQCurDisk(&ulDriveNum, &ulDriveMap);
237	*pp = (char) (ulDriveNum + '@');
238	}
239	pp++;
240	p += 2;
241	break;
242
243	case 'U': /* add path of first list component */
244	case 'u':
245	if (*modpath) {
246	if (needs_quoting(modpath) && !strchr(modpath, '\"')) {
247	spaces = TRUE;
248	*pp = '\"';
249	pp++;
250	}
251	else
252	spaces = FALSE;
253	if (*(p + 1) == 'u') {
254	strcpy(pp, modpath);
255	pp += strlen(modpath);
256	}
257	else {
258	strcpy(pp, modpath + 2);
259	pp += strlen(modpath + 2);
260	}
261	if (spaces) {
262	if (modpath[strlen(modpath) - 1] == '\\') {
263	*pp = '\\';
264	pp++;
265	}
266	*pp = '\"';
267	pp++;
268	}
269	}
270	else {
271	char temp[CCHMAXPATH];
272
273	save_dir2(temp);
274	if (needs_quoting(temp) && !strchr(temp, '\"')) {
275	spaces = TRUE;
276	*pp = '\"';
277	pp++;
278	}
279	else
280	spaces = FALSE;
281	strcpy(pp, temp);
282	pp += strlen(temp);
283	if (spaces) {
284	if (temp[strlen(temp) - 1] == '\\') {
285	*pp = '\\';
286	pp++;
287	}
288	*pp = '\"';
289	pp++;
290	}
291	}
292	p += 2;
293	break;
294
295	case 'P': /* add path of execution */
296	case 'p':
297	if (*path) {
298	if (needs_quoting(path) && !strchr(path, '\"')) {
299	spaces = TRUE;
300	*pp = '\"';
301	pp++;
302	}
303	else
304	spaces = FALSE;
305	if (*(p + 1) == 'p') {
306	strcpy(pp, path);
307	pp += strlen(path);
308	}
309	else {
310	strcpy(pp, path + 2);
311	pp += strlen(path + 2);
312	}
313	if (spaces) {
314	if (path[strlen(path) - 1] == '\\') {
315	*pp = '\\';
316	pp++;
317	}
318	*pp = '\"';
319	pp++;
320	}
321	}
322	else {
323	char temp[CCHMAXPATH];
324
325	save_dir2(temp);
326	if (needs_quoting(temp) && !strchr(temp, '\"')) {
327	spaces = TRUE;
328	*pp = '\"';
329	pp++;
330	}
331	else
332	spaces = FALSE;
333	strcpy(pp, temp);
334	pp += strlen(temp);
335	if (spaces) {
336	if (temp[strlen(temp) - 1] == '\\') {
337	*pp = '\\';
338	pp++;
339	}
340	*pp = '\"';
341	pp++;
342	}
343	}
344	p += 2;
345	break;
346
347	case 'D':
348	if (hwndMain) {
349	PCNRITEM pci;
350
351	pci = (PCNRITEM) WinSendMsg(WinWindowFromID(WinWindowFromID(
352	hwndTree, FID_CLIENT), TREE_CNR),
353	CM_QUERYRECORDEMPHASIS,
354	MPFROMLONG(CMA_FIRST),
355	MPFROMSHORT(CRA_CURSORED));
356	if (pci && (int) pci != -1 && *pci->pszFileName) {
357	if (needs_quoting(pci->pszFileName) &&
358	!strchr(pci->pszFileName, '\"'))
359	{
360	*pp = '\"';
361	pp++;
362	spaces = TRUE;
363	}
364	else
365	spaces = FALSE;
366	strcpy(pp, pci->pszFileName);
367	pp += strlen(pci->pszFileName);
368	if (spaces) {
369	*pp = '\"';
370	pp++;
371	}
372	}
373	}
374	p += 2;
375	break;
376
377	case 'd':
378	if (hwndMain) {
379	HENUM henum;
380	char retstr[CCHMAXPATH];
381	HWND hwndC, hwndDir;
382	USHORT id;
383	BOOL first = TRUE;
384
385	henum = WinBeginEnumWindows(hwndMain);
386	while ((hwndC = WinGetNextWindow(henum)) != NULLHANDLE) {
387	if (hwndC != hwndTree) {
388	id = WinQueryWindowUShort(hwndC, QWS_ID);
389	if (id) {
390	hwndDir = WinWindowFromID(hwndC, FID_CLIENT);
391	if (hwndDir) {
392	hwndDir = WinWindowFromID(hwndDir, DIR_CNR);
393	if (hwndDir) {
394	*retstr = 0;
395	WinSendMsg(hwndC, UM_CONTAINERDIR, MPFROMP(retstr), MPVOID);
396	if (*retstr) {
397	if (!first) {
398	*pp = ' ';
399	pp++;
400	}
401	first = FALSE;
402	if (needs_quoting(retstr) && !strchr(retstr, '\"')) {
403	*pp = '\"';
404	pp++;
405	spaces = TRUE;
406	}
407	else
408	spaces = FALSE;
409	strcpy(pp, retstr);
410	pp += strlen(retstr);
411	if (spaces) {
412	*pp = '\"';
413	pp++;
414	}
415	}
416	}
417	}
418	}
419	}
420	}
421	WinEndEnumWindows(henum);
422	}
423	p += 2;
424	break;
425
426	case '%':
427	*pp = '%';
428	pp++;
429	p += 2;
430	break;
431
432	case 'R':
433	case 'F':
434	case 'A':
435	case 'r':
436	case 'f':
437	case 'a':
438	case 'e':
439	if (list) {
440	for (x = 0; list[x]; x++)
441	{
442	file = strrchr(list[x], '\\');
443	if (!file)
444	file = strrchr(list[x], ':');
445	if (file)
446	file++;
447	else
448	file = list[x];
449	ext = strrchr(file, '.');
450	dot = ext;
451	if (ext)
452	ext++;
453	switch (*(p + 1)) {
454	case 'R':
455	case 'r':
456	if (pp + strlen(list[x]) > commandline + 1250)
457	goto BreakOut;
458	if (*(p + 1) == 'r') {
459	strcpy(pp, list[x]);
460	pp += strlen(list[x]);
461	}
462	else {
463	strcpy(pp, list[x] + 2);
464	pp += strlen(list[x] + 2);
465	}
466	break;
467
468	case 'F':
469	case 'f':
470	if (*(p + 1) == 'F' && dot)
471	*dot = 0;
472	if (pp + strlen(file) > commandline + 1250)
473	goto BreakOut;
474	if (needs_quoting(file)) {
475	spaces = TRUE;
476	*pp = '\"';
477	pp++;
478	}
479	else
480	spaces = FALSE;
481	strcpy(pp, file);
482	pp += strlen(file);
483	if (*(p + 1) == 'F' && dot)
484	*dot = '.';
485	if (spaces) {
486	if (*(pp - 1) != '\"') {
487	*pp = '\"';
488	pp++;
489	}
490	}
491	break;
492
493	case 'A':
494	case 'a':
495	if (pp + strlen(list[x]) > commandline + 1250)
496	goto BreakOut;
497	if (needs_quoting(list[x]) && !strchr(list[x], '\"')) {
498	spaces = TRUE;
499	*pp = '\"';
500	pp++;
501	}
502	else
503	spaces = FALSE;
504	if (*(p + 1) == 'a') {
505	strcpy(pp, list[x]);
506	pp += strlen(list[x]);
507	}
508	else {
509	strcpy(pp, list[x] + 2);
510	pp += strlen(list[x] + 2);
511	}
512	if (spaces) {
513	if (list[x][strlen(list[x]) - 1] == '\\') {
514	*pp = '\\';
515	pp++;
516	}
517	*pp = '\"';
518	pp++;
519	}
520	break;
521
522	case 'e':
523	if (ext) {
524	if (pp + strlen(ext) > commandline + 1250)
525	goto BreakOut;
526	if (needs_quoting(ext)) {
527	spaces = TRUE;
528	*pp = '\"';
529	pp++;
530	}
531	else
532	spaces = FALSE;
533	strcpy(pp, ext);
534	pp += strlen(ext);
535	if (spaces) {
536	if (*(pp - 1) != '\"') {
537	*pp = '\"';
538	pp++;
539	}
540	}
541	}
542	break;
543	}
544	if (list[x + 1]) {
545	*pp = ' ';
546	pp++;
547	}
548	}
549	}
550	p += 2;
551	break;
552
553	default:
554	pp = p;
555	p++;
556	pp++;
557	break;
558	}
559	}
560	else {
561	pp = p;
562	pp++;
563	p++;
564	}
565	*pp = 0;
566	}
567
568	BreakOut:
569
570	{
571	EXECARGS ex;
572	ULONG size;
573	int ret;
574
575	memset(&ex, 0, sizeof(EXECARGS));
576	size = sizeof(ex.environment) - 1;
577	PrfQueryProfileData(fmprof, FM3Str, command, ex.environment, &size);
578	if (flags & PROMPT) {
579	/* allow editing command line */
580	ex.flags = (flags & (~PROMPT));
581	ex.commandline = commandline;
582	strcpy(ex.path, path);
583	if (prompt)
584	strcpy(ex.title, prompt);
585	ret = WinDlgBox(HWND_DESKTOP, hwnd, CmdLineDlgProc, FM3ModHandle,
586	EXEC_FRAME, &ex);
587	if (ret != 1)
588	return (ret == 0) ? -1 : -2;
589	}
590	else
591	ex.flags = flags;
592	ex.flags &= (~PROMPT);
593	return runemf2(ex.flags, hwnd, path,
594	(*ex.environment) ? ex.environment : NULL,
595	"%s", commandline);
596	}
597	}
598
599	//== runemf2() run requested app, return -1 if problem starting else return app rc ==
600
601	int runemf2(int type, HWND hwnd, char pszDirectory, char pszEnvironment,
602	char *formatstring,...)
603	{
604	/* example:
605
606	* status = runemf2(SEPARATE \| WINDOWED,
607	* hwnd,
608	* NullStr,
609	* NULL,
610	* "%s /C %s",
611	* getenv("COMSPEC"),
612	* batchfilename);
613	*
614	* use (HWND)0 for hwnd if window handle not handy.
615	*/
616
617	/*
618	* type bitmapped flag -- see FM3DLL.H
619	*/
620
621	va_list parguments;
622	int ret = -1;
623	RESULTCODES results;
624	STARTDATA sdata;
625	REQUESTDATA rq;
626	ULONG ulSessID;
627	ULONG ulLength;
628	UINT ctr;
629	ULONG ulAppType;
630	PID sessPID;
631	BOOL wasquote;
632	char pszPgm, pszArgs = NULL;
633	char szObject[32] = "", *p, szSavedir[CCHMAXPATH];
634	BOOL useTermQ = FALSE;
635	char szTempdir[CCHMAXPATH];
636
637	typedef struct {
638	USHORT usSessID;
639	USHORT usRC;
640	} TERMINFO;
641
642	TERMINFO *pTermInfo;
643	BYTE bPriority;
644	APIRET rc;
645	PIB *ppib;
646	TIB *ptib;
647
648	// Shared by all threads
649	# define TERMQ_BASE_NAME "\\QUEUES\\FM3WAIT"
650	static char szTermQName[30];
651	static HQUEUE hTermQ;
652	static HEV hTermQSem;
653
654	if (pszDirectory && *pszDirectory) {
655	if (!DosQueryPathInfo(pszDirectory,
656	FIL_QUERYFULLNAME,
657	szTempdir,
658	sizeof(szTempdir)))
659	pszDirectory = szTempdir;
660	}
661
662	if (!hwnd)
663	hwnd = HWND_DESKTOP;
664
665	rc = DosAllocMem((PVOID)&pszPgm,
666	MAXSTRG,
667	PAG_COMMIT \| OBJ_TILE \| PAG_READ \| PAG_WRITE);
668	if (rc) {
669	Dos_Error(MB_CANCEL,rc,hwnd,pszSrcFile,__LINE__,GetPString(IDS_OUTOFMEMORY));
670	return -1;
671	}
672
673	*szSavedir = 0;
674
675	*pszPgm = 0;
676	va_start(parguments,
677	formatstring);
678	vsprintf(pszPgm,
679	formatstring,
680	parguments);
681	va_end(parguments);
682
683	if (pszEnvironment) {
684	p = &pszEnvironment[strlen(pszEnvironment)] + 1;
685	*p = 0;
686	p = pszEnvironment;
687	while ((p = convert_nl_to_nul(p)) != NULL)
688	; // loop
689	}
690
691	if (!*pszPgm) {
692	p = GetCmdSpec(FALSE);
693	strcpy(pszPgm, p);
694	if (!*pszPgm) {
695	Runtime_Error2(pszSrcFile, __LINE__, IDS_NODATATEXT);
696	return -1;
697	}
698	}
699
700	if (*pszPgm) {
701	if (*pszPgm == '<' && strchr(pszPgm, '>')) {
702	/* is a workplace object */
703	HOBJECT hWPSObject;
704	char temp;
705
706	p = strchr(pszPgm, '>');
707	p++;
708	temp = *p;
709	if (temp) {
710	rc = DosAllocMem((PVOID)&pszArgs,
711	MAXSTRG * 2,
712	PAG_COMMIT \| OBJ_TILE \| PAG_READ \| PAG_WRITE);
713	if (rc)
714	Dos_Error(MB_CANCEL,rc,hwnd,pszSrcFile,__LINE__,GetPString(IDS_OUTOFMEMORY));
715	}
716	else
717	pszArgs = NULL;
718	*p = 0;
719	/* Find the handle of the WPS object */
720	hWPSObject = WinQueryObject(pszPgm);
721	*p = temp;
722	if (hWPSObject != NULLHANDLE) {
723	if (pszArgs && *p) {
724	sprintf(pszArgs,"OPEN=DEFAULT;PARAMETERS=\"%s\"",p);
725	WinSetObjectData(hWPSObject,pszArgs);
726	}
727	else
728	WinSetObjectData(hWPSObject,"OPEN=DEFAULT");
729	ret = 0;
730	}
731	goto ObjectInterrupt;
732	}
733
734	if ((type & RUNTYPE_MASK) == SYNCHRONOUS \|\|
735	(type & RUNTYPE_MASK) == ASYNCHRONOUS \|\|
736	(type & RUNTYPE_MASK) == DETACHED)
737	{
738	strip_lead_char(" \t", pszPgm);
739	p = pszPgm;
740	wasquote = FALSE;
741	while (*p &&
742	(wasquote \|\|
743	(*p != ' ' &&
744	*p != '\t')))
745	{
746	if (*p == '\"') {
747	if (!wasquote) {
748	wasquote = TRUE;
749	memmove(p,
750	p + 1,
751	strlen(p));
752	while (*p == ' ' \|\|
753	*p == '\t')
754	p++;
755	}
756	else {
757	memmove(p,
758	p + 1,
759	strlen(p));
760	break;
761	}
762	}
763	else
764	p++;
765	}
766	if (*p) {
767	*p = 0;
768	p++;
769	}
770	else
771	p = pszPgm;
772	p[strlen(p) + 1] = 0; /* double-terminate args */
773	if (*pszPgm) {
774	if (!strchr(pszPgm, '\\') &&
775	!strchr(pszPgm, ':') &&
776	pszDirectory &&
777	*pszDirectory)
778	{
779	save_dir2(szSavedir);
780	switch_to(pszDirectory);
781	}
782	rc = DosQueryAppType(pszPgm,&ulAppType);
783	if (!strchr(pszPgm, '\\') &&
784	!strchr(pszPgm, ':') &&
785	pszDirectory &&
786	*pszDirectory)
787	switch_to(szSavedir);
788	if (rc) {
789	Dos_Error(MB_CANCEL,rc,hwnd,pszSrcFile,__LINE__,
790	GetPString(IDS_DOSQAPPTYPEFAILEDTEXT),
791	pszPgm);
792	DosFreeMem(pszPgm);
793	if (pszArgs)
794	DosFreeMem(pszArgs);
795	return -1;
796	}
797	if (ulAppType) {
798	if (ulAppType & FAPPTYP_DLL \|\| ulAppType & FAPPTYP_VIRTDRV \|\|
799	ulAppType & FAPPTYP_PHYSDRV \|\| ulAppType & FAPPTYP_PROTDLL)
800	{
801	Runtime_Error(pszSrcFile, __LINE__,
802	GetPString(IDS_APPTYPEUNEXPECTEDTEXT),
803	ulAppType, pszPgm);
804	if (pszPgm)
805	DosFreeMem(pszPgm);
806	if (pszArgs)
807	DosFreeMem(pszArgs);
808	return -1;
809	}
810	if (ulAppType & FAPPTYP_DOS \|\| ulAppType & FAPPTYP_WINDOWSREAL \|\|
811	ulAppType & FAPPTYP_WINDOWSPROT \|\| ulAppType & FAPPTYP_WINDOWSPROT31)
812	{
813	Runtime_Error(pszSrcFile, __LINE__,
814	GetPString(IDS_APPTYPEUNEXPECTEDTEXT),
815	ulAppType, pszPgm);
816	if (pszPgm)
817	DosFreeMem(pszPgm);
818	if (pszArgs)
819	DosFreeMem(pszArgs);
820	return -1;
821	}
822	}
823	memset(&results, 0, sizeof(results));
824	if (pszDirectory && *pszDirectory) {
825	save_dir2(szSavedir);
826	switch_to(pszDirectory);
827	}
828	ret = DosExecPgm(szObject, sizeof(szObject),
829	((type & RUNTYPE_MASK) == ASYNCHRONOUS ? EXEC_ASYNC : 0) +
830	((type & RUNTYPE_MASK) == DETACHED ? EXEC_BACKGROUND : 0),
831	pszPgm, pszEnvironment, &results, pszPgm);
832	if (pszDirectory && *pszDirectory)
833	switch_to(szSavedir);
834	if (ret) {
835	Dos_Error(MB_ENTER,ret,hwnd,pszSrcFile,__LINE__,
836	GetPString(IDS_DOSEXECPGMFAILEDTEXT), pszPgm);
837	}
838	}
839	}
840	else {
841	if (~type & FULLSCREEN)
842	type \|= WINDOWED;
843	rc = DosAllocMem((PVOID) & pszArgs, MAXSTRG * 2,
844	PAG_COMMIT \| OBJ_TILE \| PAG_READ \| PAG_WRITE);
845	if (rc) {
846	Dos_Error(MB_CANCEL,rc,hwnd,pszSrcFile,__LINE__,GetPString(IDS_OUTOFMEMORY));
847	DosFreeMem(pszPgm);
848	return -1;
849	}
850	*pszArgs = 0;
851	memset(&sdata, 0, sizeof(sdata));
852	strip_lead_char(" \t", pszPgm);
853	p = pszPgm;
854	wasquote = FALSE;
855	while (p && (wasquote \|\| (p != ' ' && *p != '\t'))) {
856	if (*p == '\"') {
857	if (!wasquote) {
858	wasquote = TRUE;
859	memmove(p, p + 1, strlen(p));
860	while (p == ' ' \|\| p == '\t')
861	p++;
862	}
863	else {
864	memmove(p, p + 1, strlen(p));
865	break;
866	}
867	}
868	else
869	p++;
870	} // while
871	if (*p) {
872	*p = 0;
873	p++;
874	}
875	else
876	p = NullStr;
877	if (*p)
878	strcpy(pszArgs, p);
879
880	p = strrchr(pszPgm, '.');
881	if (p) {
882	char temp[CCHMAXPATH + 1];
883
884	if (!stricmp(p, ".BAT")) {
885	strcpy(temp, pszPgm);
886	strcpy(pszPgm, pszArgs);
887	strcpy(pszArgs, "/C ");
888	strcat(pszArgs, temp);
889	strcat(pszArgs, " ");
890	strcat(pszArgs, pszPgm);
891	strcpy(pszPgm, GetCmdSpec(TRUE)); // DOS
892	}
893	else if (!stricmp(p, ".CMD") \|\| !stricmp(p, ".BTM")) {
894	// Assume 4OS2 is BTM
895	strcpy(temp, pszPgm);
896	strcpy(pszPgm, pszArgs);
897	strcpy(pszArgs, "/C ");
898	strcat(pszArgs, temp);
899	strcat(pszArgs, " ");
900	strcat(pszArgs, pszPgm);
901	strcpy(pszPgm, GetCmdSpec(FALSE)); // OS/2
902	}
903	}
904
905	/* goddamned OS/2 limit */
906
907	if (strlen(pszPgm) + strlen(pszArgs) > 1024)
908	pszArgs[1024 - strlen(pszPgm)] = 0;
909
910	if (!strchr(pszPgm, '\\') &&
911	!strchr(pszPgm, ':') &&
912	pszDirectory &&
913	*pszDirectory)
914	{
915	save_dir2(szSavedir);
916	switch_to(pszDirectory);
917	}
918	rc = DosQueryAppType(pszPgm,&ulAppType);
919	if (!strchr(pszPgm, '\\') &&
920	!strchr(pszPgm, ':') &&
921	pszDirectory &&
922	*pszDirectory)
923	switch_to(szSavedir);
924	if (rc) {
925	Dos_Error(MB_CANCEL,rc,hwnd,pszSrcFile,__LINE__,
926	GetPString(IDS_DOSQAPPTYPEFAILEDTEXT),
927	pszPgm);
928	DosFreeMem(pszPgm);
929	if (pszArgs)
930	DosFreeMem(pszArgs);
931	return -1;
932	}
933
934	if (ulAppType) {
935	if (ulAppType & (FAPPTYP_DLL \| FAPPTYP_VIRTDRV \| FAPPTYP_PHYSDRV \| FAPPTYP_PROTDLL))
936	{
937	Runtime_Error(pszSrcFile, __LINE__,
938	GetPString(IDS_APPTYPEUNEXPECTEDTEXT),
939	pszPgm);
940	DosFreeMem(pszPgm);
941	if (pszArgs)
942	DosFreeMem(pszArgs);
943	return -1;
944	}
945	ulAppType &= ~FAPPTYP_BOUND;
946	if (ulAppType & (FAPPTYP_DOS \| FAPPTYP_WINDOWSREAL \| FAPPTYP_WINDOWSPROT \| FAPPTYP_WINDOWSPROT31))
947	{
948	if (ulAppType & (FAPPTYP_WINDOWSREAL \| FAPPTYP_WINDOWSPROT \| FAPPTYP_WINDOWSPROT31))
949	{
950	if (~type & FULLSCREEN &&
951	ulAppType & (FAPPTYP_WINDOWSREAL \| FAPPTYP_WINDOWSPROT \| FAPPTYP_WINDOWSPROT31))
952	{
953	ret = RunSeamless(pszPgm, pszArgs, hwnd);
954	if (pszPgm)
955	DosFreeMem(pszPgm);
956	if (pszArgs)
957	DosFreeMem(pszArgs);
958	return ret ? 0 : -1;
959	}
960	else {
961	strcat(pszPgm, " ");
962	strcat(pszPgm, pszArgs);
963	*pszArgs = 0;
964	if (ulAppType & (FAPPTYP_WINDOWSPROT \| FAPPTYP_WINDOWSREAL \| FAPPTYP_WINDOWSPROT31))
965	strcat(pszArgs, "/3 ");
966	strcat(pszArgs, pszPgm);
967	strcpy(pszPgm, "WINOS2.COM");
968	}
969	}
970	else {
971	if (~type & FULLSCREEN) {
972	type \|= WINDOWED;
973	ulAppType = SSF_TYPE_WINDOWEDVDM;
974	}
975	else {
976	type &= ~WINDOWED;
977	ulAppType = SSF_TYPE_VDM;
978	}
979	}
980	}
981	else if (ulAppType & FAPPTYP_32BIT) {
982	ulAppType &= ~FAPPTYP_32BIT;
983	if (ulAppType == FAPPTYP_WINDOWAPI)
984	ulAppType = SSF_TYPE_PM;
985	else if (ulAppType == FAPPTYP_WINDOWCOMPAT)
986	ulAppType = SSF_TYPE_WINDOWABLEVIO;
987	else if (ulAppType == FAPPTYP_NOTWINDOWCOMPAT) {
988	ulAppType = SSF_TYPE_FULLSCREEN;
989	type &= ~WINDOWED;
990	type \|= FULLSCREEN;
991	}
992	else /* ? */
993	ulAppType = SSF_TYPE_WINDOWABLEVIO;
994	}
995	else if (ulAppType == FAPPTYP_WINDOWAPI)
996	ulAppType = SSF_TYPE_PM;
997	else if (ulAppType == FAPPTYP_WINDOWCOMPAT)
998	ulAppType = SSF_TYPE_WINDOWABLEVIO;
999	else if (ulAppType == FAPPTYP_NOTWINDOWCOMPAT) {
1000	type &= ~WINDOWED;
1001	ulAppType = SSF_TYPE_FULLSCREEN;
1002	}
1003	else
1004	ulAppType = SSF_TYPE_DEFAULT;
1005	if ((type & FULLSCREEN \|\| ~type & WINDOWED) &&
1006	ulAppType == SSF_TYPE_WINDOWABLEVIO)
1007	{
1008	ulAppType = SSF_TYPE_FULLSCREEN;
1009	}
1010	// fixme parens?
1011	else if (type & FULLSCREEN \|\|
1012	(type & WINDOWED && ulAppType == SSF_TYPE_WINDOWEDVDM))
1013	{
1014	ulAppType = SSF_TYPE_VDM;
1015	}
1016	}
1017	if (ulAppType == SSF_TYPE_WINDOWEDVDM && type & SEPARATEKEEP) {
1018	type &= ~SEPARATEKEEP;
1019	type \|= SEPARATE;
1020	}
1021
1022	DosGetInfoBlocks(&ptib, &ppib);
1023
1024	if (~type & WAIT)
1025	useTermQ = FALSE;
1026	else {
1027	rc = 0;
1028	DosEnterCritSec();
1029	if (!hTermQ) {
1030	// Create term queue and event semaphore just once
1031	sprintf(szTermQName, TERMQ_BASE_NAME "_%x", ppib->pib_ulpid);
1032	rc = DosCreateQueue(&hTermQ, QUE_FIFO \| QUE_CONVERT_ADDRESS, szTermQName);
1033	if (rc) {
1034	hTermQ = (HQUEUE)0; // Try to survive
1035	DosExitCritSec();
1036	Dos_Error(MB_CANCEL,rc,hwnd,pszSrcFile,__LINE__,"DosCreateQueue");
1037	}
1038	else {
1039	rc = DosCreateEventSem(NULL,(PHEV)&hTermQSem,0,FALSE);
1040	if (rc) {
1041	hTermQSem = (HEV)0; // Try to survive
1042	DosCloseQueue(hTermQ);
1043	hTermQ = (HQUEUE)0; // Try to survive
1044	DosExitCritSec();
1045	Dos_Error(MB_ENTER,rc,HWND_DESKTOP,pszSrcFile,__LINE__,"DoCreateEventSem");
1046	}
1047	// if (!rc) fprintf(stderr,"%s %d qcreated ptib %x hTermQ %x\n",__FILE__, __LINE__,ptib,hTermQ);
1048	}
1049	} // if 1st time
1050	useTermQ = hTermQ && hTermQSem;
1051	if (!rc)
1052	DosExitCritSec();
1053	} // if wait
1054
1055	memset(&sdata,0,sizeof(sdata));
1056	sdata.Length = sizeof(sdata);
1057	sdata.Related = type & (WAIT \| CHILD) ? SSF_RELATED_CHILD :
1058	SSF_RELATED_INDEPENDENT;
1059	sdata.FgBg = type & BACKGROUND ? SSF_FGBG_BACK : SSF_FGBG_FORE;
1060	sdata.TraceOpt = SSF_TRACEOPT_NONE;
1061	sdata.PgmName = pszPgm;
1062	if (*pszArgs)
1063	sdata.PgmInputs = pszArgs;
1064	if (useTermQ)
1065	sdata.TermQ = szTermQName;
1066	sdata.Environment = pszEnvironment;
1067	sdata.InheritOpt = SSF_INHERTOPT_PARENT;
1068	sdata.SessionType = ulAppType;
1069	sdata.ObjectBuffer = szObject;
1070	sdata.ObjectBuffLen = sizeof(szObject);
1071	if ((type & RUNTYPE_MASK) == SEPARATEKEEP)
1072	sdata.PgmControl \|= SSF_CONTROL_NOAUTOCLOSE;
1073	if (type & MAXIMIZED)
1074	sdata.PgmControl \|= SSF_CONTROL_MAXIMIZE;
1075	if (type & MINIMIZED)
1076	sdata.PgmControl \|= SSF_CONTROL_MINIMIZE;
1077	if (type & INVISIBLE)
1078	sdata.PgmControl \|= SSF_CONTROL_INVISIBLE;
1079
1080	if (pszDirectory && *pszDirectory) {
1081	save_dir2(szSavedir);
1082	switch_to(pszDirectory);
1083	}
1084
1085	// printf("%s %d DosStartsession thread 0x%x data\n ",
1086	// __FILE__, __LINE__,ptib->tib_ordinal); fflush(stdout); // 10 Mar 07 SHL hang
1087	// printf(" %d %d %d %s %s %s %d %d\n %s %x %x\n",
1088	// sdata.Length , sdata.Related, sdata.FgBg, sdata.PgmName,
1089	// sdata.PgmInputs, sdata.TermQ, sdata.InheritOpt,
1090	// sdata.SessionType, szTermQName,
1091	// hTermQ, hTermQSem); fflush(stdout);
1092	ret = DosStartSession(&sdata, &ulSessID, &sessPID);
1093
1094	// if (type & WAIT) {
1095	// printf("%s %d DosStartession thread 0x%x rc = %d sess = %u pid = 0x%x\n",
1096	// __FILE__, __LINE__, ptib->tib_ordinal,ret, ulSessID, sessPID); fflush(stdout); // 10 Mar 07 SHL hang
1097	// }
1098	// else {
1099	// printf("%s %d DosStartession thread 0x%x nowait rc = %d\n",
1100	// __FILE__, __LINE__, ptib->tib_ordinal,ret); fflush(stdout); // 10 Mar 07 SHL hang
1101	// }
1102
1103	if (pszDirectory && *pszDirectory)
1104	switch_to(szSavedir);
1105
1106	if (ret && ret != ERROR_SMG_START_IN_BACKGROUND) {
1107	Dos_Error(MB_CANCEL,ret,hwnd,pszSrcFile,__LINE__,
1108	GetPString(IDS_DOSSTARTSESSIONFAILEDTEXT),pszPgm,pszArgs);
1109	}
1110	else if (type & WAIT) {
1111	if (!(type & (BACKGROUND \| MINIMIZED \| INVISIBLE)))
1112	ShowSession(hwnd, sessPID);
1113
1114	if (!useTermQ) {
1115	STATUSDATA sd;
1116	// Could not create queue - fallback - fixme to be gone?
1117	// printf("%s %d waiting wo/termq\n", __FILE__, __LINE__); fflush(stdout); // 12 Mar 07 SHL hang
1118
1119	memset(&sd, 0, sizeof(sd));
1120	sd.Length = (USHORT) sizeof(sd);
1121	sd.SelectInd = SET_SESSION_UNCHANGED;
1122	sd.BondInd = SET_SESSION_UNCHANGED;
1123	for (ctr = 0;; ctr++)
1124	{
1125	DosSleep(100);//05 Aug 07 GKY 200
1126	if (DosSetSession(ulSessID, &sd)) // Check if session gone (i.e. finished)
1127	break;
1128	if (ctr > 10) {
1129	// printf("%s %d thread 0x%x showing slow sess %u pid 0x%x\n",
1130	// __FILE__, __LINE__,ptib->tib_ordinal,ulSessID,sessPID); fflush(stdout); // 12 Mar 07 SHL
1131	ShowSession(hwnd, sessPID); // Show every 2 seconds
1132	ctr = 0;
1133	}
1134	}
1135	}
1136	else {
1137	for (ctr = 0;; ctr++)
1138	{
1139	if (ctr < 20) {
1140	rc = DosReadQueue(hTermQ, &rq, &ulLength, (PPVOID)&pTermInfo, 0,
1141	DCWW_NOWAIT, &bPriority, hTermQSem);
1142	if (rc == ERROR_QUE_EMPTY) {
1143	DosSleep(50);//05 Aug 07 GKY 100
1144	continue;
1145	}
1146	}
1147	else {
1148	if (ctr == 20) {
1149	// printf("%s %d thread 0x%x showing slow sess %u pid 0x%x\n",
1150	// __FILE__, __LINE__,ptib->tib_ordinal,ulSessID,sessPID); fflush(stdout);
1151	ShowSession(hwnd, sessPID); // Show long running session
1152	}
1153	rc = DosReadQueue(hTermQ, &rq, &ulLength, (PPVOID)&pTermInfo, 0,
1154	DCWW_WAIT, &bPriority, 0);
1155	}
1156
1157	if (rc) {
1158	// Oh heck
1159	Dos_Error(MB_CANCEL,rc,hwnd,pszSrcFile,__LINE__,"DosReadQueue");
1160	DosSleep(100);//05 Aug 07 GKY 500
1161	continue;
1162	}
1163
1164	// printf("%s %d DosReadQueue thread 0x%x sess %u sessRC %u rq.pid 0x%x rq.data 0x%x\n",
1165	// __FILE__, __LINE__,ptib->tib_ordinal,pTermInfo->usSessID,pTermInfo->usRC,rq.pid, rq.ulData); fflush(stdout);
1166
1167	if (pTermInfo->usSessID == ulSessID)
1168	break; // Our session is done
1169
1170	// Requeue session for other thread
1171	{
1172	static ULONG ulLastSessID;
1173	// printf("%s %d requeue thread 0x%x our sess %u term sess %u term rc %u\n",
1174	// __FILE__, __LINE__,ptib->tib_ordinal,ulSessID,pTermInfo->usSessID,pTermInfo->usRC); fflush(stdout);
1175	// fixme to be gone when no longer needed for debug?
1176	if (ulLastSessID) {
1177	DosSleep(100);//05 Aug 07 GKY 500
1178	ulLastSessID = pTermInfo->usSessID;
1179	}
1180	// requeue term report for other thread and do not free yet
1181	rc = DosWriteQueue(hTermQ, rq.ulData, ulLength,(PVOID)pTermInfo, bPriority);
1182	if (rc)
1183	Dos_Error(MB_CANCEL,rc,hwnd,pszSrcFile,__LINE__,"DosWriteQueue");
1184	DosSleep(50); //05 Aug 07 GKY 100 // Let other thread see queue entry
1185	}
1186	} // for
1187
1188	ret = pTermInfo->usRC == 0; // Set 1 if rc 0 else 0
1189	// printf("%s %d thread 0x%x term for sess %u\n",
1190	// __FILE__, __LINE__,ptib->tib_ordinal,ulSessID);fflush(stdout);
1191	DosFreeMem(pTermInfo);
1192	}
1193	} // if wait
1194	else if (!(type & (BACKGROUND \| MINIMIZED \| INVISIBLE)))
1195	ShowSession(hwnd, sessPID);
1196	}
1197	}
1198
1199	ObjectInterrupt:
1200
1201	if (pszPgm)
1202	DosFreeMem(pszPgm);
1203	if (pszArgs)
1204	DosFreeMem(pszArgs);
1205
1206	return ret;
1207	}
1208
1209	//== Exec() Start application with WinStartApp ==
1210
1211	HAPP Exec(HWND hwndNotify, BOOL child, char startdir, char env,
1212	PROGTYPE progt, ULONG fl, char formatstring,...)
1213	{
1214	PROGDETAILS pgd;
1215	register char *p;
1216	char parameters = NULL, executable = NULL;
1217	HAPP happ = (HAPP)0;
1218	ULONG ulOptions = SAF_INSTALLEDCMDLINE;
1219	BOOL wasquote;
1220	va_list parguments;
1221
1222	if (child)
1223	ulOptions \|= SAF_STARTCHILDAPP;
1224
1225	executable = xmallocz(MAXSTRG,pszSrcFile,__LINE__);
1226	if (executable) {
1227	va_start(parguments, formatstring);
1228	vsprintf(executable, formatstring, parguments);
1229	va_end(parguments);
1230	strip_lead_char(" \t", executable);
1231	if (*executable) {
1232	parameters = xmalloc(MAXSTRG,pszSrcFile,__LINE__);
1233	if (parameters) {
1234	p = executable;
1235	wasquote = FALSE;
1236	while (p && (wasquote \|\| (p != ' ' && *p != '\t'))) {
1237	if (*p == '\"') {
1238	if (!wasquote) {
1239	wasquote = TRUE;
1240	memmove(p, p + 1, strlen(p));
1241	while (p == ' ' \|\| p == '\t')
1242	p++;
1243	}
1244	else {
1245	memmove(p, p + 1, strlen(p));
1246	break;
1247	}
1248	}
1249	else
1250	p++;
1251	}
1252	if (*p) {
1253	*p = 0;
1254	p++;
1255	}
1256	else
1257	p = NullStr;
1258	if (*p)
1259	strcpy(parameters, p);
1260
1261	if (p && (!stricmp(p, ".BAT") \|\| !stricmp(p, ".CMD"))) {
1262	char *temp;
1263
1264	temp = xmalloc(CCHMAXPATH * 2,pszSrcFile,__LINE__);
1265	if (temp) {
1266	if (!stricmp(p, ".BAT")) {
1267	strcpy(temp, executable);
1268	strcpy(executable, parameters);
1269	strcpy(parameters, "/C ");
1270	strcat(parameters, temp);
1271	strcat(parameters, " ");
1272	strcat(parameters, executable);
1273	strcpy(executable, GetCmdSpec(TRUE));
1274	}
1275	else if (!stricmp(p, ".CMD")) {
1276	strcpy(temp, executable);
1277	strcpy(executable, parameters);
1278	strcpy(parameters, "/C ");
1279	strcat(parameters, temp);
1280	strcat(parameters, " ");
1281	strcat(parameters, executable);
1282	strcpy(executable, GetCmdSpec(FALSE));
1283	}
1284	free(temp);
1285	}
1286	}
1287
1288	memset(&pgd, 0, sizeof(pgd));
1289	pgd.Length = sizeof(pgd);
1290	pgd.progt = *progt;
1291	pgd.swpInitial.fl = fl;
1292	pgd.pszEnvironment = env;
1293	pgd.pszStartupDir = startdir;
1294	pgd.pszParameters = *parameters ? parameters : NULL;
1295	pgd.pszExecutable = executable;
1296	pgd.swpInitial.hwndInsertBehind = HWND_TOP;
1297	happ = WinStartApp(hwndNotify, &pgd, NULL, NULL, ulOptions);
1298	free(parameters);
1299	}
1300	}
1301	free(executable);
1302	}
1303	return happ;
1304	}
1305
1306	#pragma alloc_text(SYSTEMF,ShowSession,ExecOnList,runemf2)

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