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 * $FreeBSD: src/usr.bin/make/util.c,v 1.16 2005/02/04 13:23:39 harti Exp $
40 * $DragonFly: src/usr.bin/make/util.c,v 1.23 2005/05/15 17:50:09 okumoto Exp $
45 * General utilitarian routines for make(1).
48 #include <sys/types.h>
64 * Print a debugging message given its format.
70 * The message is printed.
74 Debug(const char *fmt, ...)
79 vfprintf(stderr, fmt, ap);
85 * Print a debugging message given its format and append the current
86 * errno description. Terminate with a newline.
90 DebugM(const char *fmt, ...)
96 vfprintf(stderr, fmt, ap);
97 fprintf(stderr, ": %s\n", strerror(e));
104 * Print an error message given its format.
110 * The message is printed.
114 Error(const char *fmt, ...)
119 vfprintf(stderr, fmt, ap);
121 fprintf(stderr, "\n");
127 * Produce a Fatal error message. If jobs are running, waits for them
138 Fatal(const char *fmt, ...)
146 vfprintf(stderr, fmt, ap);
148 fprintf(stderr, "\n");
153 exit(2); /* Not 1 so -q can distinguish error */
158 * Major exception once jobs are being created. Kills all jobs, prints
159 * a message and exits.
165 * All children are killed indiscriminately and the program Lib_Exits
169 Punt(const char *fmt, ...)
174 fprintf(stderr, "make: ");
175 vfprintf(stderr, fmt, ap);
177 fprintf(stderr, "\n");
185 * Exit without giving a message.
200 exit(2); /* Not 1, so -q can distinguish error */
205 * Called when aborting due to errors in child shell to signal
206 * abnormal exit, with the number of errors encountered in Make_Make.
218 Fatal("%d error%s", errors, errors == 1 ? "" : "s");
223 * malloc, but die on error.
230 if ((p = malloc(size)) == NULL)
231 err(2, "malloc(%d)", size);
237 * strdup, but die on error.
240 estrdup(const char *str)
244 if ((p = strdup(str)) == NULL)
245 err(2, "strdup(%s)", str);
251 * realloc, but die on error.
254 erealloc(void *ptr, size_t size)
258 if ((p = realloc(ptr, size)) == NULL)
259 err(2, "realloc(%d)", size);
265 * Remove a file carefully, avoiding directories.
268 eunlink(const char *file)
272 if (lstat(file, &st) == -1)
275 if (S_ISDIR(st.st_mode)) {
279 return (unlink(file));
283 * Convert a flag word to a printable thing and print it
286 print_flags(FILE *fp, const struct flag2str *tab, u_int flags, int par)
292 while (tab->str != NULL) {
293 if (flags & tab->flag) {
295 fprintf(fp, par ? "|" : " ");
297 fprintf(fp, "%s", tab->str);