| main.c (241146) | main.c (246223) |
|---|---|
| 1/* $NetBSD: main.c,v 1.203 2012/08/31 07:00:36 sjg Exp $ */ | 1/* $NetBSD: main.c,v 1.205 2013/01/26 15:53:00 christos Exp $ */ |
| 2 3/* 4 * Copyright (c) 1988, 1989, 1990, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Adam de Boor. 9 * --- 54 unchanged lines hidden (view full) --- 64 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 65 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 66 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 67 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 68 * SUCH DAMAGE. 69 */ 70 71#ifndef MAKE_NATIVE | 2 3/* 4 * Copyright (c) 1988, 1989, 1990, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Adam de Boor. 9 * --- 54 unchanged lines hidden (view full) --- 64 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 65 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 66 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 67 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 68 * SUCH DAMAGE. 69 */ 70 71#ifndef MAKE_NATIVE |
| 72static char rcsid[] = "$NetBSD: main.c,v 1.203 2012/08/31 07:00:36 sjg Exp $"; | 72static char rcsid[] = "$NetBSD: main.c,v 1.205 2013/01/26 15:53:00 christos Exp $"; |
| 73#else 74#include <sys/cdefs.h> 75#ifndef lint 76__COPYRIGHT("@(#) Copyright (c) 1988, 1989, 1990, 1993\ 77 The Regents of the University of California. All rights reserved."); 78#endif /* not lint */ 79 80#ifndef lint 81#if 0 82static char sccsid[] = "@(#)main.c 8.3 (Berkeley) 3/19/94"; 83#else | 73#else 74#include <sys/cdefs.h> 75#ifndef lint 76__COPYRIGHT("@(#) Copyright (c) 1988, 1989, 1990, 1993\ 77 The Regents of the University of California. All rights reserved."); 78#endif /* not lint */ 79 80#ifndef lint 81#if 0 82static char sccsid[] = "@(#)main.c 8.3 (Berkeley) 3/19/94"; 83#else |
| 84__RCSID("$NetBSD: main.c,v 1.203 2012/08/31 07:00:36 sjg Exp $"); | 84__RCSID("$NetBSD: main.c,v 1.205 2013/01/26 15:53:00 christos Exp $"); |
| 85#endif 86#endif /* not lint */ 87#endif 88 89/*- 90 * main.c -- 91 * The main file for this entire program. Exit routines etc 92 * reside here. --- 78 unchanged lines hidden (view full) --- 171Boolean checkEnvFirst; /* -e flag */ 172Boolean parseWarnFatal; /* -W flag */ 173Boolean jobServer; /* -J flag */ 174static int jp_0 = -1, jp_1 = -1; /* ends of parent job pipe */ 175Boolean varNoExportEnv; /* -X flag */ 176Boolean doing_depend; /* Set while reading .depend */ 177static Boolean jobsRunning; /* TRUE if the jobs might be running */ 178static const char * tracefile; | 85#endif 86#endif /* not lint */ 87#endif 88 89/*- 90 * main.c -- 91 * The main file for this entire program. Exit routines etc 92 * reside here. --- 78 unchanged lines hidden (view full) --- 171Boolean checkEnvFirst; /* -e flag */ 172Boolean parseWarnFatal; /* -W flag */ 173Boolean jobServer; /* -J flag */ 174static int jp_0 = -1, jp_1 = -1; /* ends of parent job pipe */ 175Boolean varNoExportEnv; /* -X flag */ 176Boolean doing_depend; /* Set while reading .depend */ 177static Boolean jobsRunning; /* TRUE if the jobs might be running */ 178static const char * tracefile; |
| 179#ifndef NO_CHECK_MAKE_CHDIR 180static char * Check_Cwd_av(int, char **, int); 181#endif | |
| 182static void MainParseArgs(int, char **); 183static int ReadMakefile(const void *, const void *); 184static void usage(void) MAKE_ATTR_DEAD; 185 186static Boolean ignorePWD; /* if we use -C, PWD is meaningless */ 187static char objdir[MAXPATHLEN + 1]; /* where we chdir'ed to */ 188char curdir[MAXPATHLEN + 1]; /* Startup directory */ 189char *progname; /* the program name */ --- 1009 unchanged lines hidden (view full) --- 1199 if (!compatMake) 1200 Job_ServerStart(maxJobTokens, jp_0, jp_1); 1201 if (DEBUG(JOB)) 1202 fprintf(debug_file, "job_pipe %d %d, maxjobs %d, tokens %d, compat %d\n", 1203 jp_0, jp_1, maxJobs, maxJobTokens, compatMake); 1204 1205 Main_ExportMAKEFLAGS(TRUE); /* initial export */ 1206 | 179static void MainParseArgs(int, char **); 180static int ReadMakefile(const void *, const void *); 181static void usage(void) MAKE_ATTR_DEAD; 182 183static Boolean ignorePWD; /* if we use -C, PWD is meaningless */ 184static char objdir[MAXPATHLEN + 1]; /* where we chdir'ed to */ 185char curdir[MAXPATHLEN + 1]; /* Startup directory */ 186char *progname; /* the program name */ --- 1009 unchanged lines hidden (view full) --- 1196 if (!compatMake) 1197 Job_ServerStart(maxJobTokens, jp_0, jp_1); 1198 if (DEBUG(JOB)) 1199 fprintf(debug_file, "job_pipe %d %d, maxjobs %d, tokens %d, compat %d\n", 1200 jp_0, jp_1, maxJobs, maxJobTokens, compatMake); 1201 1202 Main_ExportMAKEFLAGS(TRUE); /* initial export */ 1203 |
| 1207#ifndef NO_CHECK_MAKE_CHDIR 1208 Check_Cwd_av(0, NULL, 0); /* initialize it */ 1209#endif 1210 | |
| 1211 /* 1212 * For compatibility, look at the directories in the VPATH variable 1213 * and add them to the search path, if the variable is defined. The 1214 * variable's value is in the same format as the PATH envariable, i.e. 1215 * <directory>:<directory>:<directory>... 1216 */ 1217 if (Var_Exists("VPATH", VAR_CMD)) { 1218 char *vpath, savec; --- 199 unchanged lines hidden (view full) --- 1418 Var_Set("MAKEFILE", fname, VAR_GLOBAL, 0); 1419 Parse_File(fname, fd); 1420 } 1421 free(path); 1422 return(0); 1423} 1424 1425 | 1204 /* 1205 * For compatibility, look at the directories in the VPATH variable 1206 * and add them to the search path, if the variable is defined. The 1207 * variable's value is in the same format as the PATH envariable, i.e. 1208 * <directory>:<directory>:<directory>... 1209 */ 1210 if (Var_Exists("VPATH", VAR_CMD)) { 1211 char *vpath, savec; --- 199 unchanged lines hidden (view full) --- 1411 Var_Set("MAKEFILE", fname, VAR_GLOBAL, 0); 1412 Parse_File(fname, fd); 1413 } 1414 free(path); 1415 return(0); 1416} 1417 1418 |
| 1426/* 1427 * If MAKEOBJDIRPREFIX is in use, make ends up not in .CURDIR 1428 * in situations that would not arrise with ./obj (links or not). 1429 * This tends to break things like: 1430 * 1431 * build: 1432 * ${MAKE} includes 1433 * 1434 * This function spots when ${.MAKE:T} or ${.MAKE} is a command (as 1435 * opposed to an argument) in a command line and if so returns 1436 * ${.CURDIR} so caller can chdir() so that the assumptions made by 1437 * the Makefile hold true. 1438 * 1439 * If ${.MAKE} does not contain any '/', then ${.MAKE:T} is skipped. 1440 * 1441 * The chdir() only happens in the child process, and does nothing if 1442 * MAKEOBJDIRPREFIX and MAKEOBJDIR are not in the environment so it 1443 * should not break anything. Also if NOCHECKMAKECHDIR is set we 1444 * do nothing - to ensure historic semantics can be retained. 1445 */ 1446#ifdef NO_CHECK_MAKE_CHDIR 1447char * 1448Check_Cwd_Cmd(cmd) 1449 char *cmd; 1450{ 1451 return 0; 1452} | |
| 1453 | 1419 |
| 1454void 1455Check_Cwd(argv) 1456 char **argv; 1457{ 1458 return; 1459} 1460 1461#else 1462 1463static int Check_Cwd_Off = 0; 1464 1465static char * 1466Check_Cwd_av(int ac, char **av, int copy) 1467{ 1468 static char *make[4]; 1469 static char *cur_dir = NULL; 1470 char **mp; 1471 char *cp; 1472 int is_cmd, next_cmd; 1473 int i; 1474 int n; 1475 1476 if (Check_Cwd_Off) { 1477 if (DEBUG(CWD)) 1478 fprintf(debug_file, "check_cwd: check is off.\n"); 1479 return NULL; 1480 } 1481 1482 if (make[0] == NULL) { 1483 if (Var_Exists("NOCHECKMAKECHDIR", VAR_GLOBAL)) { 1484 Check_Cwd_Off = 1; 1485 if (DEBUG(CWD)) 1486 fprintf(debug_file, "check_cwd: turning check off.\n"); 1487 return NULL; 1488 } 1489 1490 make[1] = Var_Value(".MAKE", VAR_GLOBAL, &cp); 1491 if ((make[0] = strrchr(make[1], '/')) == NULL) { 1492 make[0] = make[1]; 1493 make[1] = NULL; 1494 } else 1495 ++make[0]; 1496 make[2] = NULL; 1497 cur_dir = Var_Value(".CURDIR", VAR_GLOBAL, &cp); 1498 } 1499 if (ac == 0 || av == NULL) { 1500 if (DEBUG(CWD)) 1501 fprintf(debug_file, "check_cwd: empty command.\n"); 1502 return NULL; /* initialization only */ 1503 } 1504 1505 if (getenv("MAKEOBJDIR") == NULL && 1506 getenv("MAKEOBJDIRPREFIX") == NULL) { 1507 if (DEBUG(CWD)) 1508 fprintf(debug_file, "check_cwd: no obj dirs.\n"); 1509 return NULL; 1510 } 1511 1512 1513 next_cmd = 1; 1514 for (i = 0; i < ac; ++i) { 1515 is_cmd = next_cmd; 1516 1517 n = strlen(av[i]); 1518 cp = &(av[i])[n - 1]; 1519 if (strspn(av[i], "|&;") == (size_t)n) { 1520 next_cmd = 1; 1521 continue; 1522 } else if (*cp == ';' || *cp == '&' || *cp == '|' || *cp == ')') { 1523 next_cmd = 1; 1524 if (copy) { 1525 do { 1526 *cp-- = '\0'; 1527 } while (*cp == ';' || *cp == '&' || *cp == '|' || 1528 *cp == ')' || *cp == '}') ; 1529 } else { 1530 /* 1531 * XXX this should not happen. 1532 */ 1533 fprintf(stderr, "%s: WARNING: raw arg ends in shell meta '%s'\n", 1534 progname, av[i]); 1535 } 1536 } else 1537 next_cmd = 0; 1538 1539 cp = av[i]; 1540 if (*cp == ';' || *cp == '&' || *cp == '|') 1541 is_cmd = 1; 1542 1543 if (DEBUG(CWD)) 1544 fprintf(debug_file, "av[%d] == %s '%s'", 1545 i, (is_cmd) ? "cmd" : "arg", av[i]); 1546 if (is_cmd != 0) { 1547 if (*cp == '(' || *cp == '{' || 1548 *cp == ';' || *cp == '&' || *cp == '|') { 1549 do { 1550 ++cp; 1551 } while (*cp == '(' || *cp == '{' || 1552 *cp == ';' || *cp == '&' || *cp == '|'); 1553 if (*cp == '\0') { 1554 next_cmd = 1; 1555 continue; 1556 } 1557 } 1558 if (strcmp(cp, "cd") == 0 || strcmp(cp, "chdir") == 0) { 1559 if (DEBUG(CWD)) 1560 fprintf(debug_file, " == cd, done.\n"); 1561 return NULL; 1562 } 1563 for (mp = make; *mp != NULL; ++mp) { 1564 n = strlen(*mp); 1565 if (strcmp(cp, *mp) == 0) { 1566 if (DEBUG(CWD)) 1567 fprintf(debug_file, " %s == '%s', chdir(%s)\n", 1568 cp, *mp, cur_dir); 1569 return cur_dir; 1570 } 1571 } 1572 } 1573 if (DEBUG(CWD)) 1574 fprintf(debug_file, "\n"); 1575 } 1576 return NULL; 1577} 1578 1579char * 1580Check_Cwd_Cmd(const char *cmd) 1581{ 1582 char *cp, *bp; 1583 char **av; 1584 int ac; 1585 1586 if (Check_Cwd_Off) 1587 return NULL; 1588 1589 if (cmd) { 1590 av = brk_string(cmd, &ac, TRUE, &bp); 1591 if (DEBUG(CWD)) 1592 fprintf(debug_file, "splitting: '%s' -> %d words\n", 1593 cmd, ac); 1594 } else { 1595 ac = 0; 1596 av = NULL; 1597 bp = NULL; 1598 } 1599 cp = Check_Cwd_av(ac, av, 1); 1600 if (bp) 1601 free(bp); 1602 if (av) 1603 free(av); 1604 return cp; 1605} 1606 1607void 1608Check_Cwd(const char **argv) 1609{ 1610 char *cp; 1611 int ac; 1612 1613 if (Check_Cwd_Off) 1614 return; 1615 1616 for (ac = 0; argv[ac] != NULL; ++ac) 1617 /* NOTHING */; 1618 if (ac == 3 && *argv[1] == '-') { 1619 cp = Check_Cwd_Cmd(argv[2]); 1620 } else { 1621 cp = Check_Cwd_av(ac, UNCONST(argv), 0); 1622 } 1623 if (cp) { 1624 chdir(cp); 1625 } 1626} 1627#endif /* NO_CHECK_MAKE_CHDIR */ 1628 | |
| 1629/*- 1630 * Cmd_Exec -- 1631 * Execute the command in cmd, and return the output of that command 1632 * in a string. 1633 * 1634 * Results: 1635 * A string containing the output of the command, or the empty string 1636 * If errnum is not NULL, it contains the reason for the command failure --- 310 unchanged lines hidden (view full) --- 1947 IOADD(af); 1948 IOADD("("); 1949 IOADD(av); 1950 IOADD(") failed ("); 1951 IOADD(strerror(errno)); 1952 IOADD(")\n"); 1953 1954#ifdef USE_IOVEC | 1420/*- 1421 * Cmd_Exec -- 1422 * Execute the command in cmd, and return the output of that command 1423 * in a string. 1424 * 1425 * Results: 1426 * A string containing the output of the command, or the empty string 1427 * If errnum is not NULL, it contains the reason for the command failure --- 310 unchanged lines hidden (view full) --- 1738 IOADD(af); 1739 IOADD("("); 1740 IOADD(av); 1741 IOADD(") failed ("); 1742 IOADD(strerror(errno)); 1743 IOADD(")\n"); 1744 1745#ifdef USE_IOVEC |
| 1955 (void)writev(2, iov, 8); | 1746 while (writev(2, iov, 8) == -1 && errno == EAGAIN) 1747 continue; |
| 1956#endif 1957} 1958 1959/* 1960 * usage -- 1961 * exit with usage message 1962 */ 1963static void --- 178 unchanged lines hidden --- | 1748#endif 1749} 1750 1751/* 1752 * usage -- 1753 * exit with usage message 1754 */ 1755static void --- 178 unchanged lines hidden --- |