1 /* $NetBSD: compat.c,v 1.91 2013/01/25 02:01:10 sjg 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 1.91 2013/01/25 02:01:10 sjg 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 1.91 2013/01/25 02:01:10 sjg Exp $"); 81 #endif 82 #endif /* not lint */ 83 #endif 84 85 /*- 86 * compat.c -- 87 * The routines in this file implement the full-compatibility 88 * mode of PMake. Most of the special functionality of PMake 89 * is available in this mode. Things not supported: 90 * - different shells. 91 * - friendly variable substitution. 92 * 93 * Interface: 94 * Compat_Run Initialize things for this module and recreate 95 * thems as need creatin' 96 */ 97 98 #include <sys/types.h> 99 #include <sys/stat.h> 100 #include <sys/wait.h> 101 102 #include <ctype.h> 103 #include <errno.h> 104 #include <signal.h> 105 #include <stdio.h> 106 107 #include "make.h" 108 #include "hash.h" 109 #include "dir.h" 110 #include "job.h" 111 #include "pathnames.h" 112 113 /* 114 * The following array is used to make a fast determination of which 115 * characters are interpreted specially by the shell. If a command 116 * contains any of these characters, it is executed by the shell, not 117 * directly by us. 118 */ 119 120 static char meta[256]; 121 122 static GNode *curTarg = NULL; 123 static GNode *ENDNode; 124 static void CompatInterrupt(int); 125 126 static void 127 Compat_Init(void) 128 { 129 const char *cp; 130 131 Shell_Init(); /* setup default shell */ 132 133 for (cp = "#=|^(){};&<>*?[]:$`\\\n"; *cp != '\0'; cp++) { 134 meta[(unsigned char) *cp] = 1; 135 } 136 /* 137 * The null character serves as a sentinel in the string. 138 */ 139 meta[0] = 1; 140 } 141 142 /*- 143 *----------------------------------------------------------------------- 144 * CompatInterrupt -- 145 * Interrupt the creation of the current target and remove it if 146 * it ain't precious. 147 * 148 * Results: 149 * None. 150 * 151 * Side Effects: 152 * The target is removed and the process exits. If .INTERRUPT exists, 153 * its commands are run first WITH INTERRUPTS IGNORED.. 154 * 155 *----------------------------------------------------------------------- 156 */ 157 static void 158 CompatInterrupt(int signo) 159 { 160 GNode *gn; 161 162 if ((curTarg != NULL) && !Targ_Precious (curTarg)) { 163 char *p1; 164 char *file = Var_Value(TARGET, curTarg, &p1); 165 166 if (!noExecute && eunlink(file) != -1) { 167 Error("*** %s removed", file); 168 } 169 if (p1) 170 free(p1); 171 172 /* 173 * Run .INTERRUPT only if hit with interrupt signal 174 */ 175 if (signo == SIGINT) { 176 gn = Targ_FindNode(".INTERRUPT", TARG_NOCREATE); 177 if (gn != NULL) { 178 Compat_Make(gn, gn); 179 } 180 } 181 182 } 183 if (signo == SIGQUIT) 184 _exit(signo); 185 bmake_signal(signo, SIG_DFL); 186 kill(myPid, signo); 187 } 188 189 /*- 190 *----------------------------------------------------------------------- 191 * CompatRunCommand -- 192 * Execute the next command for a target. If the command returns an 193 * error, the node's made field is set to ERROR and creation stops. 194 * 195 * Input: 196 * cmdp Command to execute 197 * gnp Node from which the command came 198 * 199 * Results: 200 * 0 if the command succeeded, 1 if an error occurred. 201 * 202 * Side Effects: 203 * The node's 'made' field may be set to ERROR. 204 * 205 *----------------------------------------------------------------------- 206 */ 207 int 208 CompatRunCommand(void *cmdp, void *gnp) 209 { 210 char *cmdStart; /* Start of expanded command */ 211 char *cp, *bp; 212 Boolean silent, /* Don't print command */ 213 doIt; /* Execute even if -n */ 214 volatile Boolean errCheck; /* Check errors */ 215 int reason; /* Reason for child's death */ 216 int status; /* Description of child's death */ 217 pid_t cpid; /* Child actually found */ 218 pid_t retstat; /* Result of wait */ 219 LstNode cmdNode; /* Node where current command is located */ 220 const char ** volatile av; /* Argument vector for thing to exec */ 221 char ** volatile mav;/* Copy of the argument vector for freeing */ 222 int argc; /* Number of arguments in av or 0 if not 223 * dynamically allocated */ 224 Boolean local; /* TRUE if command should be executed 225 * locally */ 226 Boolean useShell; /* TRUE if command should be executed 227 * using a shell */ 228 char * volatile cmd = (char *)cmdp; 229 GNode *gn = (GNode *)gnp; 230 231 silent = gn->type & OP_SILENT; 232 errCheck = !(gn->type & OP_IGNORE); 233 doIt = FALSE; 234 235 cmdNode = Lst_Member(gn->commands, cmd); 236 cmdStart = Var_Subst(NULL, cmd, gn, FALSE); 237 238 /* 239 * brk_string will return an argv with a NULL in av[0], thus causing 240 * execvp to choke and die horribly. Besides, how can we execute a null 241 * command? In any case, we warn the user that the command expanded to 242 * nothing (is this the right thing to do?). 243 */ 244 245 if (*cmdStart == '\0') { 246 free(cmdStart); 247 return(0); 248 } 249 cmd = cmdStart; 250 Lst_Replace(cmdNode, cmdStart); 251 252 if ((gn->type & OP_SAVE_CMDS) && (gn != ENDNode)) { 253 (void)Lst_AtEnd(ENDNode->commands, cmdStart); 254 return(0); 255 } 256 if (strcmp(cmdStart, "...") == 0) { 257 gn->type |= OP_SAVE_CMDS; 258 return(0); 259 } 260 261 while ((*cmd == '@') || (*cmd == '-') || (*cmd == '+')) { 262 switch (*cmd) { 263 case '@': 264 silent = DEBUG(LOUD) ? FALSE : TRUE; 265 break; 266 case '-': 267 errCheck = FALSE; 268 break; 269 case '+': 270 doIt = TRUE; 271 if (!meta[0]) /* we came here from jobs */ 272 Compat_Init(); 273 break; 274 } 275 cmd++; 276 } 277 278 while (isspace((unsigned char)*cmd)) 279 cmd++; 280 281 /* 282 * If we did not end up with a command, just skip it. 283 */ 284 if (!*cmd) 285 return (0); 286 287 #if !defined(MAKE_NATIVE) 288 /* 289 * In a non-native build, the host environment might be weird enough 290 * that it's necessary to go through a shell to get the correct 291 * behaviour. Or perhaps the shell has been replaced with something 292 * that does extra logging, and that should not be bypassed. 293 */ 294 useShell = TRUE; 295 #else 296 /* 297 * Search for meta characters in the command. If there are no meta 298 * characters, there's no need to execute a shell to execute the 299 * command. 300 */ 301 for (cp = cmd; !meta[(unsigned char)*cp]; cp++) { 302 continue; 303 } 304 useShell = (*cp != '\0'); 305 #endif 306 307 /* 308 * Print the command before echoing if we're not supposed to be quiet for 309 * this one. We also print the command if -n given. 310 */ 311 if (!silent || NoExecute(gn)) { 312 printf("%s\n", cmd); 313 fflush(stdout); 314 } 315 316 /* 317 * If we're not supposed to execute any commands, this is as far as 318 * we go... 319 */ 320 if (!doIt && NoExecute(gn)) { 321 return (0); 322 } 323 if (DEBUG(JOB)) 324 fprintf(debug_file, "Execute: '%s'\n", cmd); 325 326 again: 327 if (useShell) { 328 /* 329 * We need to pass the command off to the shell, typically 330 * because the command contains a "meta" character. 331 */ 332 static const char *shargv[4]; 333 334 shargv[0] = shellPath; 335 /* 336 * The following work for any of the builtin shell specs. 337 */ 338 if (DEBUG(SHELL)) 339 shargv[1] = "-xc"; 340 else 341 shargv[1] = "-c"; 342 shargv[2] = cmd; 343 shargv[3] = NULL; 344 av = shargv; 345 argc = 0; 346 bp = NULL; 347 mav = NULL; 348 } else { 349 /* 350 * No meta-characters, so no need to exec a shell. Break the command 351 * into words to form an argument vector we can execute. 352 */ 353 mav = brk_string(cmd, &argc, TRUE, &bp); 354 if (mav == NULL) { 355 useShell = 1; 356 goto again; 357 } 358 av = (void *)mav; 359 } 360 361 local = TRUE; 362 363 #ifdef USE_META 364 if (useMeta) { 365 meta_compat_start(); 366 } 367 #endif 368 369 /* 370 * Fork and execute the single command. If the fork fails, we abort. 371 */ 372 cpid = vFork(); 373 if (cpid < 0) { 374 Fatal("Could not fork"); 375 } 376 if (cpid == 0) { 377 Var_ExportVars(); 378 #ifdef USE_META 379 if (useMeta) { 380 meta_compat_child(); 381 } 382 #endif 383 if (local) 384 (void)execvp(av[0], (char *const *)UNCONST(av)); 385 else 386 (void)execv(av[0], (char *const *)UNCONST(av)); 387 execError("exec", av[0]); 388 _exit(1); 389 } 390 if (mav) 391 free(mav); 392 if (bp) 393 free(bp); 394 Lst_Replace(cmdNode, NULL); 395 396 #ifdef USE_META 397 if (useMeta) { 398 meta_compat_parent(); 399 } 400 #endif 401 402 /* 403 * The child is off and running. Now all we can do is wait... 404 */ 405 while (1) { 406 407 while ((retstat = wait(&reason)) != cpid) { 408 if (retstat > 0) 409 JobReapChild(retstat, reason, FALSE); /* not ours? */ 410 if (retstat == -1 && errno != EINTR) { 411 break; 412 } 413 } 414 415 if (retstat > -1) { 416 if (WIFSTOPPED(reason)) { 417 status = WSTOPSIG(reason); /* stopped */ 418 } else if (WIFEXITED(reason)) { 419 status = WEXITSTATUS(reason); /* exited */ 420 #if defined(USE_META) && defined(USE_FILEMON_ONCE) 421 if (useMeta) { 422 meta_cmd_finish(NULL); 423 } 424 #endif 425 if (status != 0) { 426 if (DEBUG(ERROR)) { 427 fprintf(debug_file, "\n*** Failed target: %s\n*** Failed command: ", 428 gn->name); 429 for (cp = cmd; *cp; ) { 430 if (isspace((unsigned char)*cp)) { 431 fprintf(debug_file, " "); 432 while (isspace((unsigned char)*cp)) 433 cp++; 434 } else { 435 fprintf(debug_file, "%c", *cp); 436 cp++; 437 } 438 } 439 fprintf(debug_file, "\n"); 440 } 441 printf("*** Error code %d", status); 442 } 443 } else { 444 status = WTERMSIG(reason); /* signaled */ 445 printf("*** Signal %d", status); 446 } 447 448 449 if (!WIFEXITED(reason) || (status != 0)) { 450 if (errCheck) { 451 #ifdef USE_META 452 if (useMeta) { 453 meta_job_error(NULL, gn, 0, status); 454 } 455 #endif 456 gn->made = ERROR; 457 if (keepgoing) { 458 /* 459 * Abort the current target, but let others 460 * continue. 461 */ 462 printf(" (continuing)\n"); 463 } 464 } else { 465 /* 466 * Continue executing commands for this target. 467 * If we return 0, this will happen... 468 */ 469 printf(" (ignored)\n"); 470 status = 0; 471 } 472 } 473 break; 474 } else { 475 Fatal("error in wait: %d: %s", retstat, strerror(errno)); 476 /*NOTREACHED*/ 477 } 478 } 479 free(cmdStart); 480 481 return (status); 482 } 483 484 /*- 485 *----------------------------------------------------------------------- 486 * Compat_Make -- 487 * Make a target. 488 * 489 * Input: 490 * gnp The node to make 491 * pgnp Parent to abort if necessary 492 * 493 * Results: 494 * 0 495 * 496 * Side Effects: 497 * If an error is detected and not being ignored, the process exits. 498 * 499 *----------------------------------------------------------------------- 500 */ 501 int 502 Compat_Make(void *gnp, void *pgnp) 503 { 504 GNode *gn = (GNode *)gnp; 505 GNode *pgn = (GNode *)pgnp; 506 507 if (!meta[0]) /* we came here from jobs */ 508 Compat_Init(); 509 if (gn->made == UNMADE && (gn == pgn || (pgn->type & OP_MADE) == 0)) { 510 /* 511 * First mark ourselves to be made, then apply whatever transformations 512 * the suffix module thinks are necessary. Once that's done, we can 513 * descend and make all our children. If any of them has an error 514 * but the -k flag was given, our 'make' field will be set FALSE again. 515 * This is our signal to not attempt to do anything but abort our 516 * parent as well. 517 */ 518 gn->flags |= REMAKE; 519 gn->made = BEINGMADE; 520 if ((gn->type & OP_MADE) == 0) 521 Suff_FindDeps(gn); 522 Lst_ForEach(gn->children, Compat_Make, gn); 523 if ((gn->flags & REMAKE) == 0) { 524 gn->made = ABORTED; 525 pgn->flags &= ~REMAKE; 526 goto cohorts; 527 } 528 529 if (Lst_Member(gn->iParents, pgn) != NULL) { 530 char *p1; 531 Var_Set(IMPSRC, Var_Value(TARGET, gn, &p1), pgn, 0); 532 if (p1) 533 free(p1); 534 } 535 536 /* 537 * All the children were made ok. Now cmgn->mtime contains the 538 * modification time of the newest child, we need to find out if we 539 * exist and when we were modified last. The criteria for datedness 540 * are defined by the Make_OODate function. 541 */ 542 if (DEBUG(MAKE)) { 543 fprintf(debug_file, "Examining %s...", gn->name); 544 } 545 if (! Make_OODate(gn)) { 546 gn->made = UPTODATE; 547 if (DEBUG(MAKE)) { 548 fprintf(debug_file, "up-to-date.\n"); 549 } 550 goto cohorts; 551 } else if (DEBUG(MAKE)) { 552 fprintf(debug_file, "out-of-date.\n"); 553 } 554 555 /* 556 * If the user is just seeing if something is out-of-date, exit now 557 * to tell him/her "yes". 558 */ 559 if (queryFlag) { 560 exit(1); 561 } 562 563 /* 564 * We need to be re-made. We also have to make sure we've got a $? 565 * variable. To be nice, we also define the $> variable using 566 * Make_DoAllVar(). 567 */ 568 Make_DoAllVar(gn); 569 570 /* 571 * Alter our type to tell if errors should be ignored or things 572 * should not be printed so CompatRunCommand knows what to do. 573 */ 574 if (Targ_Ignore(gn)) { 575 gn->type |= OP_IGNORE; 576 } 577 if (Targ_Silent(gn)) { 578 gn->type |= OP_SILENT; 579 } 580 581 if (Job_CheckCommands(gn, Fatal)) { 582 /* 583 * Our commands are ok, but we still have to worry about the -t 584 * flag... 585 */ 586 if (!touchFlag || (gn->type & OP_MAKE)) { 587 curTarg = gn; 588 #ifdef USE_META 589 if (useMeta && !NoExecute(gn)) { 590 meta_job_start(NULL, gn); 591 } 592 #endif 593 Lst_ForEach(gn->commands, CompatRunCommand, gn); 594 curTarg = NULL; 595 } else { 596 Job_Touch(gn, gn->type & OP_SILENT); 597 } 598 } else { 599 gn->made = ERROR; 600 } 601 #ifdef USE_META 602 if (useMeta && !NoExecute(gn)) { 603 meta_job_finish(NULL); 604 } 605 #endif 606 607 if (gn->made != ERROR) { 608 /* 609 * If the node was made successfully, mark it so, update 610 * its modification time and timestamp all its parents. Note 611 * that for .ZEROTIME targets, the timestamping isn't done. 612 * This is to keep its state from affecting that of its parent. 613 */ 614 gn->made = MADE; 615 pgn->flags |= Make_Recheck(gn) == 0 ? FORCE : 0; 616 if (!(gn->type & OP_EXEC)) { 617 pgn->flags |= CHILDMADE; 618 Make_TimeStamp(pgn, gn); 619 } 620 } else if (keepgoing) { 621 pgn->flags &= ~REMAKE; 622 } else { 623 PrintOnError(gn, "\n\nStop."); 624 exit(1); 625 } 626 } else if (gn->made == ERROR) { 627 /* 628 * Already had an error when making this beastie. Tell the parent 629 * to abort. 630 */ 631 pgn->flags &= ~REMAKE; 632 } else { 633 if (Lst_Member(gn->iParents, pgn) != NULL) { 634 char *p1; 635 Var_Set(IMPSRC, Var_Value(TARGET, gn, &p1), pgn, 0); 636 if (p1) 637 free(p1); 638 } 639 switch(gn->made) { 640 case BEINGMADE: 641 Error("Graph cycles through %s", gn->name); 642 gn->made = ERROR; 643 pgn->flags &= ~REMAKE; 644 break; 645 case MADE: 646 if ((gn->type & OP_EXEC) == 0) { 647 pgn->flags |= CHILDMADE; 648 Make_TimeStamp(pgn, gn); 649 } 650 break; 651 case UPTODATE: 652 if ((gn->type & OP_EXEC) == 0) { 653 Make_TimeStamp(pgn, gn); 654 } 655 break; 656 default: 657 break; 658 } 659 } 660 661 cohorts: 662 Lst_ForEach(gn->cohorts, Compat_Make, pgnp); 663 return (0); 664 } 665 666 /*- 667 *----------------------------------------------------------------------- 668 * Compat_Run -- 669 * Initialize this mode and start making. 670 * 671 * Input: 672 * targs List of target nodes to re-create 673 * 674 * Results: 675 * None. 676 * 677 * Side Effects: 678 * Guess what? 679 * 680 *----------------------------------------------------------------------- 681 */ 682 void 683 Compat_Run(Lst targs) 684 { 685 GNode *gn = NULL;/* Current root target */ 686 int errors; /* Number of targets not remade due to errors */ 687 688 Compat_Init(); 689 690 if (bmake_signal(SIGINT, SIG_IGN) != SIG_IGN) { 691 bmake_signal(SIGINT, CompatInterrupt); 692 } 693 if (bmake_signal(SIGTERM, SIG_IGN) != SIG_IGN) { 694 bmake_signal(SIGTERM, CompatInterrupt); 695 } 696 if (bmake_signal(SIGHUP, SIG_IGN) != SIG_IGN) { 697 bmake_signal(SIGHUP, CompatInterrupt); 698 } 699 if (bmake_signal(SIGQUIT, SIG_IGN) != SIG_IGN) { 700 bmake_signal(SIGQUIT, CompatInterrupt); 701 } 702 703 ENDNode = Targ_FindNode(".END", TARG_CREATE); 704 ENDNode->type = OP_SPECIAL; 705 /* 706 * If the user has defined a .BEGIN target, execute the commands attached 707 * to it. 708 */ 709 if (!queryFlag) { 710 gn = Targ_FindNode(".BEGIN", TARG_NOCREATE); 711 if (gn != NULL) { 712 Compat_Make(gn, gn); 713 if (gn->made == ERROR) { 714 PrintOnError(gn, "\n\nStop."); 715 exit(1); 716 } 717 } 718 } 719 720 /* 721 * Expand .USE nodes right now, because they can modify the structure 722 * of the tree. 723 */ 724 Make_ExpandUse(targs); 725 726 /* 727 * For each entry in the list of targets to create, call Compat_Make on 728 * it to create the thing. Compat_Make will leave the 'made' field of gn 729 * in one of several states: 730 * UPTODATE gn was already up-to-date 731 * MADE gn was recreated successfully 732 * ERROR An error occurred while gn was being created 733 * ABORTED gn was not remade because one of its inferiors 734 * could not be made due to errors. 735 */ 736 errors = 0; 737 while (!Lst_IsEmpty (targs)) { 738 gn = (GNode *)Lst_DeQueue(targs); 739 Compat_Make(gn, gn); 740 741 if (gn->made == UPTODATE) { 742 printf("`%s' is up to date.\n", gn->name); 743 } else if (gn->made == ABORTED) { 744 printf("`%s' not remade because of errors.\n", gn->name); 745 errors += 1; 746 } 747 } 748 749 /* 750 * If the user has defined a .END target, run its commands. 751 */ 752 if (errors == 0) { 753 Compat_Make(ENDNode, ENDNode); 754 if (gn->made == ERROR) { 755 PrintOnError(gn, "\n\nStop."); 756 exit(1); 757 } 758 } 759 } 760