1 /* $NetBSD: compat.c,v 1.100 2015/06/19 14:32:04 christos Exp $ */
2
3 /*
4 * Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Adam de Boor.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35 /*
36 * Copyright (c) 1988, 1989 by Adam de Boor
37 * Copyright (c) 1989 by Berkeley Softworks
38 * All rights reserved.
39 *
40 * This code is derived from software contributed to Berkeley by
41 * Adam de Boor.
42 *
43 * Redistribution and use in source and binary forms, with or without
44 * modification, are permitted provided that the following conditions
45 * are met:
46 * 1. Redistributions of source code must retain the above copyright
47 * notice, this list of conditions and the following disclaimer.
48 * 2. Redistributions in binary form must reproduce the above copyright
49 * notice, this list of conditions and the following disclaimer in the
50 * documentation and/or other materials provided with the distribution.
51 * 3. All advertising materials mentioning features or use of this software
52 * must display the following acknowledgement:
53 * This product includes software developed by the University of
54 * California, Berkeley and its contributors.
55 * 4. Neither the name of the University nor the names of its contributors
56 * may be used to endorse or promote products derived from this software
57 * without specific prior written permission.
58 *
59 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
60 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
61 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
62 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
63 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
64 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
65 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
66 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
67 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
68 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
69 * SUCH DAMAGE.
70 */
71
72 #ifndef MAKE_NATIVE
73 static char rcsid[] = "$NetBSD: compat.c,v 1.100 2015/06/19 14:32:04 christos Exp $";
74 #else
75 #include <sys/cdefs.h>
76 #ifndef lint
77 #if 0
78 static char sccsid[] = "@(#)compat.c 8.2 (Berkeley) 3/19/94";
79 #else
80 __RCSID("$NetBSD: compat.c,v 1.100 2015/06/19 14:32:04 christos Exp $");
81 #endif
82 #endif /* not lint */
83 #endif
84
85 /*-
86 * compat.c --
87 * The routines in this file implement the full-compatibility
88 * mode of PMake. Most of the special functionality of PMake
89 * is available in this mode. Things not supported:
90 * - different shells.
91 * - friendly variable substitution.
92 *
93 * Interface:
94 * Compat_Run Initialize things for this module and recreate
95 * thems as need creatin'
96 */
97
98 #include <sys/types.h>
99 #include <sys/stat.h>
100 #include <sys/wait.h>
101
102 #include <ctype.h>
103 #include <errno.h>
104 #include <signal.h>
105 #include <stdio.h>
106
107 #include "make.h"
108 #include "hash.h"
109 #include "dir.h"
110 #include "job.h"
111 #include "metachar.h"
112 #include "pathnames.h"
113
114
115 static GNode *curTarg = NULL;
116 static GNode *ENDNode;
117 static void CompatInterrupt(int);
118
119 /*-
120 *-----------------------------------------------------------------------
121 * CompatInterrupt --
122 * Interrupt the creation of the current target and remove it if
123 * it ain't precious.
124 *
125 * Results:
126 * None.
127 *
128 * Side Effects:
129 * The target is removed and the process exits. If .INTERRUPT exists,
130 * its commands are run first WITH INTERRUPTS IGNORED..
131 *
132 *-----------------------------------------------------------------------
133 */
134 static void
CompatInterrupt(int signo)135 CompatInterrupt(int signo)
136 {
137 GNode *gn;
138
139 if ((curTarg != NULL) && !Targ_Precious (curTarg)) {
140 char *p1;
141 char *file = Var_Value(TARGET, curTarg, &p1);
142
143 if (!noExecute && eunlink(file) != -1) {
144 Error("*** %s removed", file);
145 }
146 if (p1)
147 free(p1);
148
149 /*
150 * Run .INTERRUPT only if hit with interrupt signal
151 */
152 if (signo == SIGINT) {
153 gn = Targ_FindNode(".INTERRUPT", TARG_NOCREATE);
154 if (gn != NULL) {
155 Compat_Make(gn, gn);
156 }
157 }
158
159 }
160 if (signo == SIGQUIT)
161 _exit(signo);
162 bmake_signal(signo, SIG_DFL);
163 kill(myPid, signo);
164 }
165
166 /*-
167 *-----------------------------------------------------------------------
168 * CompatRunCommand --
169 * Execute the next command for a target. If the command returns an
170 * error, the node's made field is set to ERROR and creation stops.
171 *
172 * Input:
173 * cmdp Command to execute
174 * gnp Node from which the command came
175 *
176 * Results:
177 * 0 if the command succeeded, 1 if an error occurred.
178 *
179 * Side Effects:
180 * The node's 'made' field may be set to ERROR.
181 *
182 *-----------------------------------------------------------------------
183 */
184 int
CompatRunCommand(void * cmdp,void * gnp)185 CompatRunCommand(void *cmdp, void *gnp)
186 {
187 char *cmdStart; /* Start of expanded command */
188 char *cp, *bp;
189 Boolean silent, /* Don't print command */
190 doIt; /* Execute even if -n */
191 volatile Boolean errCheck; /* Check errors */
192 int reason; /* Reason for child's death */
193 int status; /* Description of child's death */
194 pid_t cpid; /* Child actually found */
195 pid_t retstat; /* Result of wait */
196 LstNode cmdNode; /* Node where current command is located */
197 const char ** volatile av; /* Argument vector for thing to exec */
198 char ** volatile mav;/* Copy of the argument vector for freeing */
199 int argc; /* Number of arguments in av or 0 if not
200 * dynamically allocated */
201 Boolean local; /* TRUE if command should be executed
202 * locally */
203 Boolean useShell; /* TRUE if command should be executed
204 * using a shell */
205 char * volatile cmd = (char *)cmdp;
206 GNode *gn = (GNode *)gnp;
207
208 silent = gn->type & OP_SILENT;
209 errCheck = !(gn->type & OP_IGNORE);
210 doIt = FALSE;
211
212 cmdNode = Lst_Member(gn->commands, cmd);
213 cmdStart = Var_Subst(NULL, cmd, gn, FALSE);
214
215 /*
216 * brk_string will return an argv with a NULL in av[0], thus causing
217 * execvp to choke and die horribly. Besides, how can we execute a null
218 * command? In any case, we warn the user that the command expanded to
219 * nothing (is this the right thing to do?).
220 */
221
222 if (*cmdStart == '\0') {
223 free(cmdStart);
224 return(0);
225 }
226 cmd = cmdStart;
227 Lst_Replace(cmdNode, cmdStart);
228
229 if ((gn->type & OP_SAVE_CMDS) && (gn != ENDNode)) {
230 (void)Lst_AtEnd(ENDNode->commands, cmdStart);
231 return(0);
232 }
233 if (strcmp(cmdStart, "...") == 0) {
234 gn->type |= OP_SAVE_CMDS;
235 return(0);
236 }
237
238 while ((*cmd == '@') || (*cmd == '-') || (*cmd == '+')) {
239 switch (*cmd) {
240 case '@':
241 silent = DEBUG(LOUD) ? FALSE : TRUE;
242 break;
243 case '-':
244 errCheck = FALSE;
245 break;
246 case '+':
247 doIt = TRUE;
248 if (!shellName) /* we came here from jobs */
249 Shell_Init();
250 break;
251 }
252 cmd++;
253 }
254
255 while (isspace((unsigned char)*cmd))
256 cmd++;
257
258 /*
259 * If we did not end up with a command, just skip it.
260 */
261 if (!*cmd)
262 return (0);
263
264 #if !defined(MAKE_NATIVE)
265 /*
266 * In a non-native build, the host environment might be weird enough
267 * that it's necessary to go through a shell to get the correct
268 * behaviour. Or perhaps the shell has been replaced with something
269 * that does extra logging, and that should not be bypassed.
270 */
271 useShell = TRUE;
272 #else
273 /*
274 * Search for meta characters in the command. If there are no meta
275 * characters, there's no need to execute a shell to execute the
276 * command.
277 *
278 * Additionally variable assignments and empty commands
279 * go to the shell. Therefore treat '=' and ':' like shell
280 * meta characters as documented in make(1).
281 */
282
283 useShell = needshell(cmd, FALSE);
284 #endif
285
286 /*
287 * Print the command before echoing if we're not supposed to be quiet for
288 * this one. We also print the command if -n given.
289 */
290 if (!silent || NoExecute(gn)) {
291 printf("%s\n", cmd);
292 fflush(stdout);
293 }
294
295 /*
296 * If we're not supposed to execute any commands, this is as far as
297 * we go...
298 */
299 if (!doIt && NoExecute(gn)) {
300 return (0);
301 }
302 if (DEBUG(JOB))
303 fprintf(debug_file, "Execute: '%s'\n", cmd);
304
305 again:
306 if (useShell) {
307 /*
308 * We need to pass the command off to the shell, typically
309 * because the command contains a "meta" character.
310 */
311 static const char *shargv[5];
312 int shargc;
313
314 shargc = 0;
315 shargv[shargc++] = shellPath;
316 /*
317 * The following work for any of the builtin shell specs.
318 */
319 if (errCheck && shellErrFlag) {
320 shargv[shargc++] = shellErrFlag;
321 }
322 if (DEBUG(SHELL))
323 shargv[shargc++] = "-xc";
324 else
325 shargv[shargc++] = "-c";
326 shargv[shargc++] = cmd;
327 shargv[shargc++] = NULL;
328 av = shargv;
329 argc = 0;
330 bp = NULL;
331 mav = NULL;
332 } else {
333 /*
334 * No meta-characters, so no need to exec a shell. Break the command
335 * into words to form an argument vector we can execute.
336 */
337 mav = brk_string(cmd, &argc, TRUE, &bp);
338 if (mav == NULL) {
339 useShell = 1;
340 goto again;
341 }
342 av = (void *)mav;
343 }
344
345 local = TRUE;
346
347 #ifdef USE_META
348 if (useMeta) {
349 meta_compat_start();
350 }
351 #endif
352
353 /*
354 * Fork and execute the single command. If the fork fails, we abort.
355 */
356 cpid = vFork();
357 if (cpid < 0) {
358 Fatal("Could not fork");
359 }
360 if (cpid == 0) {
361 Var_ExportVars();
362 #ifdef USE_META
363 if (useMeta) {
364 meta_compat_child();
365 }
366 #endif
367 if (local)
368 (void)execvp(av[0], (char *const *)UNCONST(av));
369 else
370 (void)execv(av[0], (char *const *)UNCONST(av));
371 execError("exec", av[0]);
372 _exit(1);
373 }
374 if (mav)
375 free(mav);
376 if (bp)
377 free(bp);
378 Lst_Replace(cmdNode, NULL);
379
380 #ifdef USE_META
381 if (useMeta) {
382 meta_compat_parent();
383 }
384 #endif
385
386 /*
387 * The child is off and running. Now all we can do is wait...
388 */
389 while (1) {
390
391 while ((retstat = wait(&reason)) != cpid) {
392 if (retstat > 0)
393 JobReapChild(retstat, reason, FALSE); /* not ours? */
394 if (retstat == -1 && errno != EINTR) {
395 break;
396 }
397 }
398
399 if (retstat > -1) {
400 if (WIFSTOPPED(reason)) {
401 status = WSTOPSIG(reason); /* stopped */
402 } else if (WIFEXITED(reason)) {
403 status = WEXITSTATUS(reason); /* exited */
404 #if defined(USE_META) && defined(USE_FILEMON_ONCE)
405 if (useMeta) {
406 meta_cmd_finish(NULL);
407 }
408 #endif
409 if (status != 0) {
410 if (DEBUG(ERROR)) {
411 fprintf(debug_file, "\n*** Failed target: %s\n*** Failed command: ",
412 gn->name);
413 for (cp = cmd; *cp; ) {
414 if (isspace((unsigned char)*cp)) {
415 fprintf(debug_file, " ");
416 while (isspace((unsigned char)*cp))
417 cp++;
418 } else {
419 fprintf(debug_file, "%c", *cp);
420 cp++;
421 }
422 }
423 fprintf(debug_file, "\n");
424 }
425 printf("*** Error code %d", status);
426 }
427 } else {
428 status = WTERMSIG(reason); /* signaled */
429 printf("*** Signal %d", status);
430 }
431
432
433 if (!WIFEXITED(reason) || (status != 0)) {
434 if (errCheck) {
435 #ifdef USE_META
436 if (useMeta) {
437 meta_job_error(NULL, gn, 0, status);
438 }
439 #endif
440 gn->made = ERROR;
441 if (keepgoing) {
442 /*
443 * Abort the current target, but let others
444 * continue.
445 */
446 printf(" (continuing)\n");
447 }
448 } else {
449 /*
450 * Continue executing commands for this target.
451 * If we return 0, this will happen...
452 */
453 printf(" (ignored)\n");
454 status = 0;
455 }
456 }
457 break;
458 } else {
459 Fatal("error in wait: %d: %s", retstat, strerror(errno));
460 /*NOTREACHED*/
461 }
462 }
463 free(cmdStart);
464
465 return (status);
466 }
467
468 /*-
469 *-----------------------------------------------------------------------
470 * Compat_Make --
471 * Make a target.
472 *
473 * Input:
474 * gnp The node to make
475 * pgnp Parent to abort if necessary
476 *
477 * Results:
478 * 0
479 *
480 * Side Effects:
481 * If an error is detected and not being ignored, the process exits.
482 *
483 *-----------------------------------------------------------------------
484 */
485 int
Compat_Make(void * gnp,void * pgnp)486 Compat_Make(void *gnp, void *pgnp)
487 {
488 GNode *gn = (GNode *)gnp;
489 GNode *pgn = (GNode *)pgnp;
490
491 if (!shellName) /* we came here from jobs */
492 Shell_Init();
493 if (gn->made == UNMADE && (gn == pgn || (pgn->type & OP_MADE) == 0)) {
494 /*
495 * First mark ourselves to be made, then apply whatever transformations
496 * the suffix module thinks are necessary. Once that's done, we can
497 * descend and make all our children. If any of them has an error
498 * but the -k flag was given, our 'make' field will be set FALSE again.
499 * This is our signal to not attempt to do anything but abort our
500 * parent as well.
501 */
502 gn->flags |= REMAKE;
503 gn->made = BEINGMADE;
504 if ((gn->type & OP_MADE) == 0)
505 Suff_FindDeps(gn);
506 Lst_ForEach(gn->children, Compat_Make, gn);
507 if ((gn->flags & REMAKE) == 0) {
508 gn->made = ABORTED;
509 pgn->flags &= ~REMAKE;
510 goto cohorts;
511 }
512
513 if (Lst_Member(gn->iParents, pgn) != NULL) {
514 char *p1;
515 Var_Set(IMPSRC, Var_Value(TARGET, gn, &p1), pgn, 0);
516 if (p1)
517 free(p1);
518 }
519
520 /*
521 * All the children were made ok. Now cmgn->mtime contains the
522 * modification time of the newest child, we need to find out if we
523 * exist and when we were modified last. The criteria for datedness
524 * are defined by the Make_OODate function.
525 */
526 if (DEBUG(MAKE)) {
527 fprintf(debug_file, "Examining %s...", gn->name);
528 }
529 if (! Make_OODate(gn)) {
530 gn->made = UPTODATE;
531 if (DEBUG(MAKE)) {
532 fprintf(debug_file, "up-to-date.\n");
533 }
534 goto cohorts;
535 } else if (DEBUG(MAKE)) {
536 fprintf(debug_file, "out-of-date.\n");
537 }
538
539 /*
540 * If the user is just seeing if something is out-of-date, exit now
541 * to tell him/her "yes".
542 */
543 if (queryFlag) {
544 exit(1);
545 }
546
547 /*
548 * We need to be re-made. We also have to make sure we've got a $?
549 * variable. To be nice, we also define the $> variable using
550 * Make_DoAllVar().
551 */
552 Make_DoAllVar(gn);
553
554 /*
555 * Alter our type to tell if errors should be ignored or things
556 * should not be printed so CompatRunCommand knows what to do.
557 */
558 if (Targ_Ignore(gn)) {
559 gn->type |= OP_IGNORE;
560 }
561 if (Targ_Silent(gn)) {
562 gn->type |= OP_SILENT;
563 }
564
565 if (Job_CheckCommands(gn, Fatal)) {
566 /*
567 * Our commands are ok, but we still have to worry about the -t
568 * flag...
569 */
570 if (!touchFlag || (gn->type & OP_MAKE)) {
571 curTarg = gn;
572 #ifdef USE_META
573 if (useMeta && !NoExecute(gn)) {
574 meta_job_start(NULL, gn);
575 }
576 #endif
577 Lst_ForEach(gn->commands, CompatRunCommand, gn);
578 curTarg = NULL;
579 } else {
580 Job_Touch(gn, gn->type & OP_SILENT);
581 }
582 } else {
583 gn->made = ERROR;
584 }
585 #ifdef USE_META
586 if (useMeta && !NoExecute(gn)) {
587 meta_job_finish(NULL);
588 }
589 #endif
590
591 if (gn->made != ERROR) {
592 /*
593 * If the node was made successfully, mark it so, update
594 * its modification time and timestamp all its parents. Note
595 * that for .ZEROTIME targets, the timestamping isn't done.
596 * This is to keep its state from affecting that of its parent.
597 */
598 gn->made = MADE;
599 pgn->flags |= Make_Recheck(gn) == 0 ? FORCE : 0;
600 if (!(gn->type & OP_EXEC)) {
601 pgn->flags |= CHILDMADE;
602 Make_TimeStamp(pgn, gn);
603 }
604 } else if (keepgoing) {
605 pgn->flags &= ~REMAKE;
606 } else {
607 PrintOnError(gn, "\n\nStop.");
608 exit(1);
609 }
610 } else if (gn->made == ERROR) {
611 /*
612 * Already had an error when making this beastie. Tell the parent
613 * to abort.
614 */
615 pgn->flags &= ~REMAKE;
616 } else {
617 if (Lst_Member(gn->iParents, pgn) != NULL) {
618 char *p1;
619 Var_Set(IMPSRC, Var_Value(TARGET, gn, &p1), pgn, 0);
620 if (p1)
621 free(p1);
622 }
623 switch(gn->made) {
624 case BEINGMADE:
625 Error("Graph cycles through %s", gn->name);
626 gn->made = ERROR;
627 pgn->flags &= ~REMAKE;
628 break;
629 case MADE:
630 if ((gn->type & OP_EXEC) == 0) {
631 pgn->flags |= CHILDMADE;
632 Make_TimeStamp(pgn, gn);
633 }
634 break;
635 case UPTODATE:
636 if ((gn->type & OP_EXEC) == 0) {
637 Make_TimeStamp(pgn, gn);
638 }
639 break;
640 default:
641 break;
642 }
643 }
644
645 cohorts:
646 Lst_ForEach(gn->cohorts, Compat_Make, pgnp);
647 return (0);
648 }
649
650 /*-
651 *-----------------------------------------------------------------------
652 * Compat_Run --
653 * Initialize this mode and start making.
654 *
655 * Input:
656 * targs List of target nodes to re-create
657 *
658 * Results:
659 * None.
660 *
661 * Side Effects:
662 * Guess what?
663 *
664 *-----------------------------------------------------------------------
665 */
666 void
Compat_Run(Lst targs)667 Compat_Run(Lst targs)
668 {
669 GNode *gn = NULL;/* Current root target */
670 int errors; /* Number of targets not remade due to errors */
671
672 if (!shellName)
673 Shell_Init();
674
675 if (bmake_signal(SIGINT, SIG_IGN) != SIG_IGN) {
676 bmake_signal(SIGINT, CompatInterrupt);
677 }
678 if (bmake_signal(SIGTERM, SIG_IGN) != SIG_IGN) {
679 bmake_signal(SIGTERM, CompatInterrupt);
680 }
681 if (bmake_signal(SIGHUP, SIG_IGN) != SIG_IGN) {
682 bmake_signal(SIGHUP, CompatInterrupt);
683 }
684 if (bmake_signal(SIGQUIT, SIG_IGN) != SIG_IGN) {
685 bmake_signal(SIGQUIT, CompatInterrupt);
686 }
687
688 ENDNode = Targ_FindNode(".END", TARG_CREATE);
689 ENDNode->type = OP_SPECIAL;
690 /*
691 * If the user has defined a .BEGIN target, execute the commands attached
692 * to it.
693 */
694 if (!queryFlag) {
695 gn = Targ_FindNode(".BEGIN", TARG_NOCREATE);
696 if (gn != NULL) {
697 Compat_Make(gn, gn);
698 if (gn->made == ERROR) {
699 PrintOnError(gn, "\n\nStop.");
700 exit(1);
701 }
702 }
703 }
704
705 /*
706 * Expand .USE nodes right now, because they can modify the structure
707 * of the tree.
708 */
709 Make_ExpandUse(targs);
710
711 /*
712 * For each entry in the list of targets to create, call Compat_Make on
713 * it to create the thing. Compat_Make will leave the 'made' field of gn
714 * in one of several states:
715 * UPTODATE gn was already up-to-date
716 * MADE gn was recreated successfully
717 * ERROR An error occurred while gn was being created
718 * ABORTED gn was not remade because one of its inferiors
719 * could not be made due to errors.
720 */
721 errors = 0;
722 while (!Lst_IsEmpty (targs)) {
723 gn = (GNode *)Lst_DeQueue(targs);
724 Compat_Make(gn, gn);
725
726 if (gn->made == UPTODATE) {
727 printf("`%s' is up to date.\n", gn->name);
728 } else if (gn->made == ABORTED) {
729 printf("`%s' not remade because of errors.\n", gn->name);
730 errors += 1;
731 }
732 }
733
734 /*
735 * If the user has defined a .END target, run its commands.
736 */
737 if (errors == 0) {
738 Compat_Make(ENDNode, ENDNode);
739 if (gn->made == ERROR) {
740 PrintOnError(gn, "\n\nStop.");
741 exit(1);
742 }
743 }
744 }
745