2 * Copyright (c) 2002 Juli Mallett. All rights reserved.
3 * Copyright (c) 1988, 1989, 1990, 1993
4 * The Regents of the University of California. All rights reserved.
5 * Copyright (c) 1989 by Berkeley Softworks
8 * This code is derived from software contributed to Berkeley by
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. All advertising materials mentioning features or use of this software
20 * must display the following acknowledgement:
21 * This product includes software developed by the University of
22 * California, Berkeley and its contributors.
23 * 4. Neither the name of the University nor the names of its contributors
24 * may be used to endorse or promote products derived from this software
25 * without specific prior written permission.
27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
39 * @(#)main.c 8.3 (Berkeley) 3/19/94
42 #include <sys/cdefs.h>
43 __FBSDID("$FreeBSD$");
47 * General utilitarian routines for make(1).
50 #include <sys/types.h>
64 static void enomem(void) __dead2;
68 * Print a debugging message given its format.
74 * The message is printed.
78 Debug(const char *fmt, ...)
83 vfprintf(stderr, fmt, ap);
89 * Print a debugging message given its format and append the current
90 * errno description. Terminate with a newline.
94 DebugM(const char *fmt, ...)
100 vfprintf(stderr, fmt, ap);
101 fprintf(stderr, ": %s\n", strerror(e));
108 * Print an error message given its format.
114 * The message is printed.
118 Error(const char *fmt, ...)
123 vfprintf(stderr, fmt, ap);
125 fprintf(stderr, "\n");
131 * Produce a Fatal error message. If jobs are running, waits for them
142 Fatal(const char *fmt, ...)
150 vfprintf(stderr, fmt, ap);
152 fprintf(stderr, "\n");
157 exit(2); /* Not 1 so -q can distinguish error */
162 * Major exception once jobs are being created. Kills all jobs, prints
163 * a message and exits.
169 * All children are killed indiscriminately and the program Lib_Exits
173 Punt(const char *fmt, ...)
178 fprintf(stderr, "make: ");
179 vfprintf(stderr, fmt, ap);
181 fprintf(stderr, "\n");
189 * Exit without giving a message.
204 exit(2); /* Not 1, so -q can distinguish error */
209 * Called when aborting due to errors in child shell to signal
210 * abnormal exit, with the number of errors encountered in Make_Make.
222 Fatal("%d error%s", errors, errors == 1 ? "" : "s");
227 * malloc, but die on error.
234 if ((p = malloc(len)) == NULL)
241 * strdup, but die on error.
244 estrdup(const char *str)
248 if ((p = strdup(str)) == NULL)
255 * realloc, but die on error.
258 erealloc(void *ptr, size_t size)
261 if ((ptr = realloc(ptr, size)) == NULL)
268 * die when out of memory.
278 * Remove a file carefully, avoiding directories.
281 eunlink(const char *file)
285 if (lstat(file, &st) == -1)
288 if (S_ISDIR(st.st_mode)) {
292 return (unlink(file));
296 * Convert a flag word to a printable thing and print it
299 print_flags(FILE *fp, const struct flag2str *tab, u_int flags, int par)
305 while (tab->str != NULL) {
306 if (flags & tab->flag) {
308 fprintf(fp, par ? "|" : " ");
310 fprintf(fp, "%s", tab->str);