diff options
Diffstat (limited to 'usr.bin/make/main.c')
| -rw-r--r-- | usr.bin/make/main.c | 911 |
1 files changed, 0 insertions, 911 deletions
diff --git a/usr.bin/make/main.c b/usr.bin/make/main.c deleted file mode 100644 index 7b3f5a5..0000000 --- a/usr.bin/make/main.c +++ /dev/null @@ -1,911 +0,0 @@ -/* - * Copyright (c) 1988, 1989, 1990, 1993 - * The Regents of the University of California. All rights reserved. - * Copyright (c) 1989 by Berkeley Softworks - * All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Adam de Boor. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#ifndef lint -static char copyright[] = -"@(#) Copyright (c) 1988, 1989, 1990, 1993\n\ - The Regents of the University of California. All rights reserved.\n"; -#endif /* not lint */ - -#ifndef lint -static char sccsid[] = "@(#)main.c 8.3 (Berkeley) 3/19/94"; -#endif /* not lint */ - -/*- - * main.c -- - * The main file for this entire program. Exit routines etc - * reside here. - * - * Utility functions defined in this file: - * Main_ParseArgLine Takes a line of arguments, breaks them and - * treats them as if they were given when first - * invoked. Used by the parse module to implement - * the .MFLAGS target. - * - * Error Print a tagged error message. The global - * MAKE variable must have been defined. This - * takes a format string and two optional - * arguments for it. - * - * Fatal Print an error message and exit. Also takes - * a format string and two arguments. - * - * Punt Aborts all jobs and exits with a message. Also - * takes a format string and two arguments. - * - * Finish Finish things up by printing the number of - * errors which occured, as passed to it, and - * exiting. - */ - -#include <sys/types.h> -#include <sys/time.h> -#include <sys/param.h> -#include <sys/resource.h> -#include <sys/signal.h> -#include <sys/stat.h> -#include <errno.h> -#include <fcntl.h> -#include <stdio.h> -#if __STDC__ -#include <stdarg.h> -#else -#include <varargs.h> -#endif -#include "make.h" -#include "hash.h" -#include "dir.h" -#include "job.h" -#include "pathnames.h" - -#ifndef DEFMAXLOCAL -#define DEFMAXLOCAL DEFMAXJOBS -#endif DEFMAXLOCAL - -#define MAKEFLAGS ".MAKEFLAGS" - -Lst create; /* Targets to be made */ -time_t now; /* Time at start of make */ -GNode *DEFAULT; /* .DEFAULT node */ -Boolean allPrecious; /* .PRECIOUS given on line by itself */ - -static Boolean noBuiltins; /* -r flag */ -static Lst makefiles; /* ordered list of makefiles to read */ -int maxJobs; /* -J argument */ -static int maxLocal; /* -L argument */ -Boolean compatMake; /* -B argument */ -Boolean debug; /* -d flag */ -Boolean noExecute; /* -n flag */ -Boolean keepgoing; /* -k flag */ -Boolean queryFlag; /* -q flag */ -Boolean touchFlag; /* -t flag */ -Boolean usePipes; /* !-P flag */ -Boolean ignoreErrors; /* -i flag */ -Boolean beSilent; /* -s flag */ -Boolean oldVars; /* variable substitution style */ -Boolean checkEnvFirst; /* -e flag */ -static Boolean jobsRunning; /* TRUE if the jobs might be running */ - -static Boolean ReadMakefile(); -static void usage(); - -static char *curdir; /* startup directory */ -static char *objdir; /* where we chdir'ed to */ - -/*- - * MainParseArgs -- - * Parse a given argument vector. Called from main() and from - * Main_ParseArgLine() when the .MAKEFLAGS target is used. - * - * XXX: Deal with command line overriding .MAKEFLAGS in makefile - * - * Results: - * None - * - * Side Effects: - * Various global and local flags will be set depending on the flags - * given - */ -static void -MainParseArgs(argc, argv) - int argc; - char **argv; -{ - extern int optind; - extern char *optarg; - char c; - - optind = 1; /* since we're called more than once */ -#ifdef notyet -# define OPTFLAGS "BD:I:L:PSd:ef:ij:knqrst" -#else -# define OPTFLAGS "D:I:d:ef:ij:knqrst" -#endif -rearg: while ((c = getopt(argc, argv, OPTFLAGS)) != EOF) { - switch(c) { - case 'D': - Var_Set(optarg, "1", VAR_GLOBAL); - Var_Append(MAKEFLAGS, "-D", VAR_GLOBAL); - Var_Append(MAKEFLAGS, optarg, VAR_GLOBAL); - break; - case 'I': - Parse_AddIncludeDir(optarg); - Var_Append(MAKEFLAGS, "-I", VAR_GLOBAL); - Var_Append(MAKEFLAGS, optarg, VAR_GLOBAL); - break; -#ifdef notyet - case 'B': - compatMake = TRUE; - break; - case 'L': - maxLocal = atoi(optarg); - Var_Append(MAKEFLAGS, "-L", VAR_GLOBAL); - Var_Append(MAKEFLAGS, optarg, VAR_GLOBAL); - break; - case 'P': - usePipes = FALSE; - Var_Append(MAKEFLAGS, "-P", VAR_GLOBAL); - break; - case 'S': - keepgoing = FALSE; - Var_Append(MAKEFLAGS, "-S", VAR_GLOBAL); - break; -#endif - case 'd': { - char *modules = optarg; - - for (; *modules; ++modules) - switch (*modules) { - case 'A': - debug = ~0; - break; - case 'a': - debug |= DEBUG_ARCH; - break; - case 'c': - debug |= DEBUG_COND; - break; - case 'd': - debug |= DEBUG_DIR; - break; - case 'f': - debug |= DEBUG_FOR; - break; - case 'g': - if (modules[1] == '1') { - debug |= DEBUG_GRAPH1; - ++modules; - } - else if (modules[1] == '2') { - debug |= DEBUG_GRAPH2; - ++modules; - } - break; - case 'j': - debug |= DEBUG_JOB; - break; - case 'm': - debug |= DEBUG_MAKE; - break; - case 's': - debug |= DEBUG_SUFF; - break; - case 't': - debug |= DEBUG_TARG; - break; - case 'v': - debug |= DEBUG_VAR; - break; - default: - (void)fprintf(stderr, - "make: illegal argument to d option -- %c\n", - *modules); - usage(); - } - Var_Append(MAKEFLAGS, "-d", VAR_GLOBAL); - Var_Append(MAKEFLAGS, optarg, VAR_GLOBAL); - break; - } - case 'e': - checkEnvFirst = TRUE; - Var_Append(MAKEFLAGS, "-e", VAR_GLOBAL); - break; - case 'f': - (void)Lst_AtEnd(makefiles, (ClientData)optarg); - break; - case 'i': - ignoreErrors = TRUE; - Var_Append(MAKEFLAGS, "-i", VAR_GLOBAL); - break; - case 'j': - maxJobs = atoi(optarg); - Var_Append(MAKEFLAGS, "-j", VAR_GLOBAL); - Var_Append(MAKEFLAGS, optarg, VAR_GLOBAL); - break; - case 'k': - keepgoing = TRUE; - Var_Append(MAKEFLAGS, "-k", VAR_GLOBAL); - break; - case 'n': - noExecute = TRUE; - Var_Append(MAKEFLAGS, "-n", VAR_GLOBAL); - break; - case 'q': - queryFlag = TRUE; - /* Kind of nonsensical, wot? */ - Var_Append(MAKEFLAGS, "-q", VAR_GLOBAL); - break; - case 'r': - noBuiltins = TRUE; - Var_Append(MAKEFLAGS, "-r", VAR_GLOBAL); - break; - case 's': - beSilent = TRUE; - Var_Append(MAKEFLAGS, "-s", VAR_GLOBAL); - break; - case 't': - touchFlag = TRUE; - Var_Append(MAKEFLAGS, "-t", VAR_GLOBAL); - break; - default: - case '?': - usage(); - } - } - - oldVars = TRUE; - - /* - * See if the rest of the arguments are variable assignments and - * perform them if so. Else take them to be targets and stuff them - * on the end of the "create" list. - */ - for (argv += optind, argc -= optind; *argv; ++argv, --argc) - if (Parse_IsVar(*argv)) - Parse_DoVar(*argv, VAR_CMD); - else { - if (!**argv) - Punt("illegal (null) argument."); - if (**argv == '-') { - if ((*argv)[1]) - optind = 0; /* -flag... */ - else - optind = 1; /* - */ - goto rearg; - } - (void)Lst_AtEnd(create, (ClientData)*argv); - } -} - -/*- - * Main_ParseArgLine -- - * Used by the parse module when a .MFLAGS or .MAKEFLAGS target - * is encountered and by main() when reading the .MAKEFLAGS envariable. - * Takes a line of arguments and breaks it into its - * component words and passes those words and the number of them to the - * MainParseArgs function. - * The line should have all its leading whitespace removed. - * - * Results: - * None - * - * Side Effects: - * Only those that come from the various arguments. - */ -void -Main_ParseArgLine(line) - char *line; /* Line to fracture */ -{ - char **argv; /* Manufactured argument vector */ - int argc; /* Number of arguments in argv */ - - if (line == NULL) - return; - for (; *line == ' '; ++line) - continue; - if (!*line) - return; - - argv = brk_string(line, &argc); - MainParseArgs(argc, argv); -} - -/*- - * main -- - * The main function, for obvious reasons. Initializes variables - * and a few modules, then parses the arguments give it in the - * environment and on the command line. Reads the system makefile - * followed by either Makefile, makefile or the file given by the - * -f argument. Sets the .MAKEFLAGS PMake variable based on all the - * flags it has received by then uses either the Make or the Compat - * module to create the initial list of targets. - * - * Results: - * If -q was given, exits -1 if anything was out-of-date. Else it exits - * 0. - * - * Side Effects: - * The program exits when done. Targets are created. etc. etc. etc. - */ -int -main(argc, argv) - int argc; - char **argv; -{ - Lst targs; /* target nodes to create -- passed to Make_Init */ - Boolean outOfDate = TRUE; /* FALSE if all targets up to date */ - struct stat sb, sa; - char *p, *path, *pwd, *getenv(), *getwd(); - char mdpath[MAXPATHLEN + 1]; - char obpath[MAXPATHLEN + 1]; - char cdpath[MAXPATHLEN + 1]; - - /* - * Find where we are and take care of PWD for the automounter... - * All this code is so that we know where we are when we start up - * on a different machine with pmake. - */ - curdir = cdpath; - if (getwd(curdir) == NULL) { - (void)fprintf(stderr, "make: %s.\n", curdir); - exit(2); - } - - if (stat(curdir, &sa) == -1) { - (void)fprintf(stderr, "make: %s: %s.\n", - curdir, strerror(errno)); - exit(2); - } - - if ((pwd = getenv("PWD")) != NULL) { - if (stat(pwd, &sb) == 0 && sa.st_ino == sb.st_ino && - sa.st_dev == sb.st_dev) - (void) strcpy(curdir, pwd); - } - - - /* - * if the MAKEOBJDIR (or by default, the _PATH_OBJDIR) directory - * exists, change into it and build there. Once things are - * initted, have to add the original directory to the search path, - * and modify the paths for the Makefiles apropriately. The - * current directory is also placed as a variable for make scripts. - */ - if (!(path = getenv("MAKEOBJDIR"))) { - path = _PATH_OBJDIR; - (void) sprintf(mdpath, "%s.%s", path, MACHINE); - } - else - (void) strncpy(mdpath, path, MAXPATHLEN + 1); - - if (stat(mdpath, &sb) == 0 && S_ISDIR(sb.st_mode)) { - - if (chdir(mdpath)) { - (void)fprintf(stderr, "make warning: %s: %s.\n", - mdpath, strerror(errno)); - objdir = curdir; - } - else { - if (mdpath[0] != '/') { - (void) sprintf(obpath, "%s/%s", curdir, mdpath); - objdir = obpath; - } - else - objdir = mdpath; - } - } - else { - if (stat(path, &sb) == 0 && S_ISDIR(sb.st_mode)) { - - if (chdir(path)) { - (void)fprintf(stderr, "make warning: %s: %s.\n", - path, strerror(errno)); - objdir = curdir; - } - else { - if (path[0] != '/') { - (void) sprintf(obpath, "%s/%s", curdir, - path); - objdir = obpath; - } - else - objdir = obpath; - } - } - else - objdir = curdir; - } - - setenv("PWD", objdir, 1); - - create = Lst_Init(FALSE); - makefiles = Lst_Init(FALSE); - beSilent = FALSE; /* Print commands as executed */ - ignoreErrors = FALSE; /* Pay attention to non-zero returns */ - noExecute = FALSE; /* Execute all commands */ - keepgoing = FALSE; /* Stop on error */ - allPrecious = FALSE; /* Remove targets when interrupted */ - queryFlag = FALSE; /* This is not just a check-run */ - noBuiltins = FALSE; /* Read the built-in rules */ - touchFlag = FALSE; /* Actually update targets */ - usePipes = TRUE; /* Catch child output in pipes */ - debug = 0; /* No debug verbosity, please. */ - jobsRunning = FALSE; - - maxJobs = DEFMAXJOBS; /* Set default max concurrency */ - maxLocal = DEFMAXLOCAL; /* Set default local max concurrency */ -#ifdef notyet - compatMake = FALSE; /* No compat mode */ -#else - compatMake = TRUE; /* No compat mode */ -#endif - - - /* - * Initialize the parsing, directory and variable modules to prepare - * for the reading of inclusion paths and variable settings on the - * command line - */ - Dir_Init(); /* Initialize directory structures so -I flags - * can be processed correctly */ - Parse_Init(); /* Need to initialize the paths of #include - * directories */ - Var_Init(); /* As well as the lists of variables for - * parsing arguments */ - if (objdir != curdir) - Dir_AddDir(dirSearchPath, curdir); - Var_Set(".CURDIR", curdir, VAR_GLOBAL); - Var_Set(".OBJDIR", objdir, VAR_GLOBAL); - - /* - * Initialize various variables. - * MAKE also gets this name, for compatibility - * .MAKEFLAGS gets set to the empty string just in case. - * MFLAGS also gets initialized empty, for compatibility. - */ - Var_Set("MAKE", argv[0], VAR_GLOBAL); - Var_Set(MAKEFLAGS, "", VAR_GLOBAL); - Var_Set("MFLAGS", "", VAR_GLOBAL); -#ifdef MACHINE - Var_Set("MACHINE", MACHINE, VAR_GLOBAL); -#endif -#ifdef MACHINE_ARCH - Var_Set("MACHINE_ARCH", MACHINE_ARCH, VAR_GLOBAL); -#endif - - /* - * First snag any flags out of the MAKE environment variable. - * (Note this is *not* MAKEFLAGS since /bin/make uses that and it's - * in a different format). - */ -#ifdef POSIX - Main_ParseArgLine(getenv("MAKEFLAGS")); -#else - Main_ParseArgLine(getenv("MAKE")); -#endif - - MainParseArgs(argc, argv); - - /* - * Initialize archive, target and suffix modules in preparation for - * parsing the makefile(s) - */ - Arch_Init(); - Targ_Init(); - Suff_Init(); - - DEFAULT = NILGNODE; - (void)time(&now); - - /* - * Set up the .TARGETS variable to contain the list of targets to be - * created. If none specified, make the variable empty -- the parser - * will fill the thing in with the default or .MAIN target. - */ - if (!Lst_IsEmpty(create)) { - LstNode ln; - - for (ln = Lst_First(create); ln != NILLNODE; - ln = Lst_Succ(ln)) { - char *name = (char *)Lst_Datum(ln); - - Var_Append(".TARGETS", name, VAR_GLOBAL); - } - } else - Var_Set(".TARGETS", "", VAR_GLOBAL); - - /* - * Read in the built-in rules first, followed by the specified makefile, - * if it was (makefile != (char *) NULL), or the default Makefile and - * makefile, in that order, if it wasn't. - */ - if (!noBuiltins && !ReadMakefile(_PATH_DEFSYSMK)) - Fatal("make: no system rules (%s).", _PATH_DEFSYSMK); - - if (!Lst_IsEmpty(makefiles)) { - LstNode ln; - - ln = Lst_Find(makefiles, (ClientData)NULL, ReadMakefile); - if (ln != NILLNODE) - Fatal("make: cannot open %s.", (char *)Lst_Datum(ln)); - } else if (!ReadMakefile("makefile")) - (void)ReadMakefile("Makefile"); - - (void)ReadMakefile(".depend"); - - Var_Append("MFLAGS", Var_Value(MAKEFLAGS, VAR_GLOBAL), VAR_GLOBAL); - - /* Install all the flags into the MAKE envariable. */ - if (((p = Var_Value(MAKEFLAGS, VAR_GLOBAL)) != NULL) && *p) -#ifdef POSIX - setenv("MAKEFLAGS", p, 1); -#else - setenv("MAKE", p, 1); -#endif - - /* - * For compatibility, look at the directories in the VPATH variable - * and add them to the search path, if the variable is defined. The - * variable's value is in the same format as the PATH envariable, i.e. - * <directory>:<directory>:<directory>... - */ - if (Var_Exists("VPATH", VAR_CMD)) { - char *vpath, *path, *cp, savec; - /* - * GCC stores string constants in read-only memory, but - * Var_Subst will want to write this thing, so store it - * in an array - */ - static char VPATH[] = "${VPATH}"; - - vpath = Var_Subst(NULL, VPATH, VAR_CMD, FALSE); - path = vpath; - do { - /* skip to end of directory */ - for (cp = path; *cp != ':' && *cp != '\0'; cp++) - continue; - /* Save terminator character so know when to stop */ - savec = *cp; - *cp = '\0'; - /* Add directory to search path */ - Dir_AddDir(dirSearchPath, path); - *cp = savec; - path = cp + 1; - } while (savec == ':'); - (void)free((Address)vpath); - } - - /* - * Now that all search paths have been read for suffixes et al, it's - * time to add the default search path to their lists... - */ - Suff_DoPaths(); - - /* print the initial graph, if the user requested it */ - if (DEBUG(GRAPH1)) - Targ_PrintGraph(1); - - /* - * Have now read the entire graph and need to make a list of targets - * to create. If none was given on the command line, we consult the - * parsing module to find the main target(s) to create. - */ - if (Lst_IsEmpty(create)) - targs = Parse_MainName(); - else - targs = Targ_FindList(create, TARG_CREATE); - -/* - * this was original amMake -- want to allow parallelism, so put this - * back in, eventually. - */ - if (!compatMake) { - /* - * Initialize job module before traversing the graph, now that - * any .BEGIN and .END targets have been read. This is done - * only if the -q flag wasn't given (to prevent the .BEGIN from - * being executed should it exist). - */ - if (!queryFlag) { - if (maxLocal == -1) - maxLocal = maxJobs; - Job_Init(maxJobs, maxLocal); - jobsRunning = TRUE; - } - - /* Traverse the graph, checking on all the targets */ - outOfDate = Make_Run(targs); - } else - /* - * Compat_Init will take care of creating all the targets as - * well as initializing the module. - */ - Compat_Run(targs); - - /* print the graph now it's been processed if the user requested it */ - if (DEBUG(GRAPH2)) - Targ_PrintGraph(2); - - if (queryFlag && outOfDate) - return(1); - else - return(0); -} - -/*- - * ReadMakefile -- - * Open and parse the given makefile. - * - * Results: - * TRUE if ok. FALSE if couldn't open file. - * - * Side Effects: - * lots - */ -static Boolean -ReadMakefile(fname) - char *fname; /* makefile to read */ -{ - extern Lst parseIncPath, sysIncPath; - FILE *stream; - char *name, path[MAXPATHLEN + 1]; - - if (!strcmp(fname, "-")) { - Parse_File("(stdin)", stdin); - Var_Set("MAKEFILE", "", VAR_GLOBAL); - } else { - if ((stream = fopen(fname, "r")) != NULL) - goto found; - /* if we've chdir'd, rebuild the path name */ - if (curdir != objdir && *fname != '/') { - (void)sprintf(path, "%s/%s", curdir, fname); - if ((stream = fopen(path, "r")) != NULL) { - fname = path; - goto found; - } - } - /* look in -I and system include directories. */ - name = Dir_FindFile(fname, parseIncPath); - if (!name) - name = Dir_FindFile(fname, sysIncPath); - if (!name || !(stream = fopen(name, "r"))) - return(FALSE); - fname = name; - /* - * set the MAKEFILE variable desired by System V fans -- the - * placement of the setting here means it gets set to the last - * makefile specified, as it is set by SysV make. - */ -found: Var_Set("MAKEFILE", fname, VAR_GLOBAL); - Parse_File(fname, stream); - (void)fclose(stream); - } - return(TRUE); -} - -/*- - * Error -- - * Print an error message given its format. - * - * Results: - * None. - * - * Side Effects: - * The message is printed. - */ -/* VARARGS */ -void -#if __STDC__ -Error(const char *fmt, ...) -#else -Error(va_alist) - va_dcl -#endif -{ - va_list ap; -#if __STDC__ - va_start(ap, fmt); -#else - char *fmt; - - va_start(ap); - fmt = va_arg(ap, char *); -#endif - (void)vfprintf(stderr, fmt, ap); - va_end(ap); - (void)fprintf(stderr, "\n"); - (void)fflush(stderr); -} - -/*- - * Fatal -- - * Produce a Fatal error message. If jobs are running, waits for them - * to finish. - * - * Results: - * None - * - * Side Effects: - * The program exits - */ -/* VARARGS */ -void -#if __STDC__ -Fatal(const char *fmt, ...) -#else -Fatal(va_alist) - va_dcl -#endif -{ - va_list ap; -#if __STDC__ - va_start(ap, fmt); -#else - char *fmt; - - va_start(ap); - fmt = va_arg(ap, char *); -#endif - if (jobsRunning) - Job_Wait(); - - (void)vfprintf(stderr, fmt, ap); - va_end(ap); - (void)fprintf(stderr, "\n"); - (void)fflush(stderr); - - if (DEBUG(GRAPH2)) - Targ_PrintGraph(2); - exit(2); /* Not 1 so -q can distinguish error */ -} - -/* - * Punt -- - * Major exception once jobs are being created. Kills all jobs, prints - * a message and exits. - * - * Results: - * None - * - * Side Effects: - * All children are killed indiscriminately and the program Lib_Exits - */ -/* VARARGS */ -void -#if __STDC__ -Punt(const char *fmt, ...) -#else -Punt(va_alist) - va_dcl -#endif -{ - va_list ap; -#if __STDC__ - va_start(ap, fmt); -#else - char *fmt; - - va_start(ap); - fmt = va_arg(ap, char *); -#endif - - (void)fprintf(stderr, "make: "); - (void)vfprintf(stderr, fmt, ap); - va_end(ap); - (void)fprintf(stderr, "\n"); - (void)fflush(stderr); - - DieHorribly(); -} - -/*- - * DieHorribly -- - * Exit without giving a message. - * - * Results: - * None - * - * Side Effects: - * A big one... - */ -void -DieHorribly() -{ - if (jobsRunning) - Job_AbortAll(); - if (DEBUG(GRAPH2)) - Targ_PrintGraph(2); - exit(2); /* Not 1, so -q can distinguish error */ -} - -/* - * Finish -- - * Called when aborting due to errors in child shell to signal - * abnormal exit. - * - * Results: - * None - * - * Side Effects: - * The program exits - */ -void -Finish(errors) - int errors; /* number of errors encountered in Make_Make */ -{ - Fatal("%d error%s", errors, errors == 1 ? "" : "s"); -} - -/* - * emalloc -- - * malloc, but die on error. - */ -char * -emalloc(len) - u_int len; -{ - char *p; - - if (!(p = malloc(len))) - enomem(); - return(p); -} - -/* - * enomem -- - * die when out of memory. - */ -void -enomem() -{ - (void)fprintf(stderr, "make: %s.\n", strerror(errno)); - exit(2); -} - -/* - * usage -- - * exit with usage message - */ -static void -usage() -{ - (void)fprintf(stderr, -"usage: make [-eiknqrst] [-D variable] [-d flags] [-f makefile ]\n\ - [-I directory] [-j max_jobs] [variable=value]\n"); - exit(2); -} |
