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>
65 #include "pathnames.h"
69 * Print a debugging message given its format.
75 * The message is printed.
79 Debug(const char *fmt, ...)
84 (void)vfprintf(stderr, fmt, ap);
91 * Print an error message given its format.
97 * The message is printed.
101 Error(const char *fmt, ...)
106 (void)vfprintf(stderr, fmt, ap);
108 (void)fprintf(stderr, "\n");
109 (void)fflush(stderr);
114 * Produce a Fatal error message. If jobs are running, waits for them
125 Fatal(const char *fmt, ...)
133 (void)vfprintf(stderr, fmt, ap);
135 (void)fprintf(stderr, "\n");
136 (void)fflush(stderr);
140 exit(2); /* Not 1 so -q can distinguish error */
145 * Major exception once jobs are being created. Kills all jobs, prints
146 * a message and exits.
152 * All children are killed indiscriminately and the program Lib_Exits
156 Punt(const char *fmt, ...)
161 (void)fprintf(stderr, "make: ");
162 (void)vfprintf(stderr, fmt, ap);
164 (void)fprintf(stderr, "\n");
165 (void)fflush(stderr);
172 * Exit without giving a message.
187 exit(2); /* Not 1, so -q can distinguish error */
192 * Called when aborting due to errors in child shell to signal
193 * abnormal exit, with the number of errors encountered in Make_Make.
204 Fatal("%d error%s", errors, errors == 1 ? "" : "s");
209 * malloc, but die on error.
216 if ((p = malloc(len)) == NULL)
223 * strdup, but die on error.
226 estrdup(const char *str)
230 if ((p = strdup(str)) == NULL)
237 * realloc, but die on error.
240 erealloc(void *ptr, size_t size)
242 if ((ptr = realloc(ptr, size)) == NULL)
249 * die when out of memory.
259 * Remove a file carefully, avoiding directories.
262 eunlink(const char *file)
266 if (lstat(file, &st) == -1)
269 if (S_ISDIR(st.st_mode)) {
278 * Print the address of a node, used as an interative function.
281 PrintAddr(void *a, void *b __unused)