xref: /aoo42x/main/soltools/mkdepend/main.c (revision 0d22dc06)
1 /* $XConsortium: main.c,v 1.84 94/11/30 16:10:44 kaleb Exp $ */
2 /* $XFree86: xc/config/makedepend/main.c,v 3.4 1995/07/15 14:53:49 dawes Exp $ */
3 /*
4 
5 Copyright (c) 1993, 1994  X Consortium
6 
7 Permission is hereby granted, free of charge, to any person obtaining a copy
8 of this software and associated documentation files (the "Software"), to deal
9 in the Software without restriction, including without limitation the rights
10 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 copies of the Software, and to permit persons to whom the Software is
12 furnished to do so, subject to the following conditions:
13 
14 The above copyright notice and this permission notice shall be included in
15 all copies or substantial portions of the Software.
16 
17 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
20 X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
21 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 
24 Except as contained in this notice, the name of the X Consortium shall not be
25 used in advertising or otherwise to promote the sale, use or other dealings
26 in this Software without prior written authorization from the X Consortium.
27 
28 */
29 
30 #if defined(FREEBSD) || defined(MACOSX)
31 #include <sys/types.h>
32 #include <sys/stat.h>
33 #endif
34 
35 #ifdef _MSC_VER	    /* Define ssize_t */
36 
37 #if !defined(_W64)
38 #if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300
39 #define _W64 __w64
40 #else
41 #define _W64
42 #endif
43 #endif
44 
45 #ifdef  _WIN64
46 typedef __int64    ssize_t;
47 #else
48 typedef _W64 int   ssize_t;
49 #endif
50 
51 #endif
52 
53 #include "def.h"
54 #include <string.h>
55 #ifdef hpux
56 #define sigvec sigvector
57 #endif /* hpux */
58 
59 #ifdef X_POSIX_C_SOURCE
60 #define _POSIX_C_SOURCE X_POSIX_C_SOURCE
61 #include <signal.h>
62 #undef _POSIX_C_SOURCE
63 #else
64 #if defined(X_NOT_POSIX) || defined(_POSIX_SOURCE)
65 #include <signal.h>
66 #else
67 #define _POSIX_SOURCE
68 #include <signal.h>
69 #undef _POSIX_SOURCE
70 #endif
71 #endif
72 
73 #include <stdarg.h>
74 
75 #ifdef MINIX
76 #define USE_CHMOD	1
77 #endif
78 
79 #ifdef DEBUG
80 int	_debugmask;
81 #endif
82 
83 char *ProgramName;
84 
85 #define OBJSUFFIX ".obj"
86 #define	INCLUDEDIR "."
87 
88 char	*directives[] = {
89 	"if",
90 	"ifdef",
91 	"ifndef",
92 	"else",
93 	"endif",
94 	"define",
95 	"undef",
96 	"include",
97 	"line",
98 	"pragma",
99 	"error",
100 	"ident",
101 	"sccs",
102 	"elif",
103 	"eject",
104 	NULL
105 };
106 
107 #define MAKEDEPEND
108 #include "imakemdep.h"	/* from config sources */
109 #undef MAKEDEPEND
110 
111 /*******   function declarations ********/
112 /*******   added by -Wall project *******/
113 void redirect(char * line, char * makefile );
114 
115 struct	inclist inclist[ MAXFILES ],
116 		*inclistp = inclist;
117 
118 struct symhash *maininclist = NULL;
119 
120 char	*filelist[ MAXFILES ];
121 char	*includedirs[ MAXDIRS + 1 ];
122 char	*notdotdot[ MAXDIRS ];
123 char	*objprefix = "";
124 char	*objsuffix = OBJSUFFIX;
125 char	*startat = "# DO NOT DELETE";
126 int	width = 78;
127 boolean	append = FALSE;
128 boolean	printed = FALSE;
129 boolean	verbose = FALSE;
130 boolean	show_where_not = FALSE;
131 boolean warn_multiple = FALSE;	/* Warn on multiple includes of same file */
132 
133 static
134 #ifdef SIGNALRETURNSINT
135 int
136 #else
137 void
138 #endif
catch(sig)139 catch (sig)
140     int sig;
141 {
142 	fflush (stdout);
143 	fatalerr ("got signal %d\n", sig);
144 }
145 
146 #if defined(USG) || (defined(i386) && defined(SYSV)) || defined(WIN32) || defined(OS2) || defined(Lynx_22)
147 #define USGISH
148 #endif
149 
150 #ifndef USGISH
151 #ifndef _POSIX_SOURCE
152 #define sigaction sigvec
153 #define sa_handler sv_handler
154 #define sa_mask sv_mask
155 #define sa_flags sv_flags
156 #endif
157 struct sigaction sig_act;
158 #endif /* USGISH */
159 
160 boolean	native_win_slashes = FALSE;
161 
main(argc,argv)162 int main(argc, argv)
163 	int	argc;
164 	char	**argv;
165 {
166 	register char	**fp = filelist;
167 	register char	**incp = includedirs;
168 	register char	*p;
169 	register struct inclist	*ip;
170 	char	*makefile = NULL;
171 	struct filepointer	*filecontent;
172 	struct pair *psymp = predefs;
173 	char *endmarker = NULL;
174 	char *defincdir = NULL;
175     struct IncludesCollection* incCollection;
176 
177 	ProgramName = argv[0];
178 
179 	while (psymp->p_name)
180 	{
181 	    hash_define(psymp->p_name, psymp->p_value, &maininclist);
182 	    psymp++;
183 	}
184 	if (argc == 2 && argv[1][0] == '@') {
185 	    struct stat ast;
186 	    int afd;
187 	    char *args;
188 	    char **nargv;
189 	    int nargc;
190 	    char quotechar = '\0';
191 
192 	    nargc = 1;
193 	    if ((afd = open(argv[1]+1, O_RDONLY)) < 0)
194 		fatalerr("cannot open \"%s\"\n", argv[1]+1);
195 	    fstat(afd, &ast);
196 	    args = (char *)malloc(ast.st_size + 1);
197 	    if ((ast.st_size = read(afd, args, (size_t) ast.st_size)) < 0)
198 		fatalerr("failed to read %s\n", argv[1]+1);
199 	    args[ast.st_size] = '\0';
200 	    close(afd);
201 	    for (p = args; *p; p++) {
202 		if (quotechar) {
203 		    if (quotechar == '\\' ||
204 			(*p == quotechar && p[-1] != '\\'))
205 			quotechar = '\0';
206 		    continue;
207 		}
208 		switch (*p) {
209 		case '\\':
210 		case '"':
211 		case '\'':
212 		    quotechar = *p;
213 		    break;
214 		case ' ':
215 		case '\n':
216 		    *p = '\0';
217 		    if (p > args && p[-1])
218 			nargc++;
219 		    break;
220 		}
221 	    }
222 	    if (p[-1])
223 		nargc++;
224 	    nargv = (char **)malloc(nargc * sizeof(char *));
225 	    nargv[0] = argv[0];
226 	    argc = 1;
227 	    for (p = args; argc < nargc; p += strlen(p) + 1)
228 		if (*p) nargv[argc++] = p;
229 	    argv = nargv;
230 	}
231 	for(argc--, argv++; argc; argc--, argv++) {
232 	    	/* if looking for endmarker then check before parsing */
233 		if (endmarker && strcmp (endmarker, *argv) == 0) {
234 		    endmarker = NULL;
235 		    continue;
236 		}
237 		if (**argv != '-') {
238 			/* treat +thing as an option for C++ */
239 			if (endmarker && **argv == '+')
240 				continue;
241 			*fp++ = argv[0];
242 			continue;
243 		}
244 		switch(argv[0][1]) {
245 		case '-':
246 			endmarker = &argv[0][2];
247 			if (endmarker[0] == '\0') endmarker = "--";
248 			break;
249 		case 'D':
250 			if (argv[0][2] == '\0') {
251 				argv++;
252 				argc--;
253 			}
254 			for (p=argv[0] + 2; *p ; p++)
255 				if (*p == '=') {
256 					*p = ' ';
257 					break;
258 				}
259 			define(argv[0] + 2, &maininclist);
260 			break;
261 		case 'I':
262 			if (incp >= includedirs + MAXDIRS)
263 			    fatalerr("Too many -I flags.\n");
264 			*incp++ = argv[0]+2;
265 			if (**(incp-1) == '\0') {
266 				*(incp-1) = *(++argv);
267 				argc--;
268 			}
269 			break;
270 		case 'Y':
271 			defincdir = argv[0]+2;
272 			break;
273 		/* do not use if endmarker processing */
274 		case 'a':
275 			if (endmarker) break;
276 			append = TRUE;
277 			break;
278 		case 'w':
279 			if (endmarker) break;
280 			if (argv[0][2] == '\0') {
281 				argv++;
282 				argc--;
283 				width = atoi(argv[0]);
284 			} else
285 				width = atoi(argv[0]+2);
286 			break;
287 		case 'n':
288             // Use "-n" switch to generate dependencies with windows-native slash style
289             native_win_slashes = TRUE;
290 			break;
291 		case 'o':
292 			if (endmarker) break;
293 			if (argv[0][2] == '\0') {
294 				argv++;
295 				argc--;
296 				objsuffix = argv[0];
297 			} else
298 				objsuffix = argv[0]+2;
299 			break;
300 		case 'p':
301 			if (endmarker) break;
302 			if (argv[0][2] == '\0') {
303 				argv++;
304 				argc--;
305 				objprefix = argv[0];
306 			} else
307 				objprefix = argv[0]+2;
308 			break;
309 		case 'v':
310 			if (endmarker) break;
311 			verbose = TRUE;
312 #ifdef DEBUG
313 			if (argv[0][2])
314 				_debugmask = atoi(argv[0]+2);
315 #endif
316 			break;
317 		case 's':
318 			if (endmarker) break;
319 			startat = argv[0]+2;
320 			if (*startat == '\0') {
321 				startat = *(++argv);
322 				argc--;
323 			}
324 			if (*startat != '#')
325 				fatalerr("-s flag's value should start %s\n",
326 					"with '#'.");
327 			break;
328 		case 'f':
329 			if (endmarker) break;
330 			makefile = argv[0]+2;
331 			if (*makefile == '\0') {
332 				makefile = *(++argv);
333 				argc--;
334 			}
335 			break;
336 
337 		case 'm':
338 			warn_multiple = TRUE;
339 			break;
340 
341 		/* Ignore -O, -g so we can just pass ${CFLAGS} to
342 		   makedepend
343 		 */
344 		case 'O':
345 		case 'g':
346 			break;
347 		default:
348 			if (endmarker) break;
349 	/*		fatalerr("unknown opt = %s\n", argv[0]); */
350 			warning("ignoring option %s\n", argv[0]);
351 		}
352 	}
353 
354     convert_slashes(objprefix);
355     objprefix = append_slash(objprefix);
356 
357     if (!defincdir) {
358 #ifdef PREINCDIR
359 	    if (incp >= includedirs + MAXDIRS)
360 		fatalerr("Too many -I flags.\n");
361 	    *incp++ = PREINCDIR;
362 #endif
363 	    if (incp >= includedirs + MAXDIRS)
364 		fatalerr("Too many -I flags.\n");
365 	    *incp++ = INCLUDEDIR;
366 #ifdef POSTINCDIR
367 	    if (incp >= includedirs + MAXDIRS)
368 		fatalerr("Too many -I flags.\n");
369 	    *incp++ = POSTINCDIR;
370 #endif
371 	} else if (*defincdir) {
372 	    if (incp >= includedirs + MAXDIRS)
373 		fatalerr("Too many -I flags.\n");
374 	    *incp++ = defincdir;
375 	}
376 
377 	redirect(startat, makefile);
378 
379 	/*
380 	 * catch signals.
381 	 */
382 #ifdef USGISH
383 /*  should really reset SIGINT to SIG_IGN if it was.  */
384 #ifdef SIGHUP
385 	signal (SIGHUP, catch);
386 #endif
387 	signal (SIGINT, catch);
388 #ifdef SIGQUIT
389 	signal (SIGQUIT, catch);
390 #endif
391 	signal (SIGILL, catch);
392 #ifdef SIGBUS
393 	signal (SIGBUS, catch);
394 #endif
395 	signal (SIGSEGV, catch);
396 #ifdef SIGSYS
397 	signal (SIGSYS, catch);
398 #endif
399 	signal (SIGFPE, catch);
400 #else
401 	sig_act.sa_handler = catch;
402 #ifdef _POSIX_SOURCE
403 	sigemptyset(&sig_act.sa_mask);
404 	sigaddset(&sig_act.sa_mask, SIGINT);
405 	sigaddset(&sig_act.sa_mask, SIGQUIT);
406 #ifdef SIGBUS
407 	sigaddset(&sig_act.sa_mask, SIGBUS);
408 #endif
409 	sigaddset(&sig_act.sa_mask, SIGILL);
410 	sigaddset(&sig_act.sa_mask, SIGSEGV);
411 	sigaddset(&sig_act.sa_mask, SIGHUP);
412 	sigaddset(&sig_act.sa_mask, SIGPIPE);
413 #ifdef SIGSYS
414 	sigaddset(&sig_act.sa_mask, SIGSYS);
415 #endif
416 #else
417 	sig_act.sa_mask = ((1<<(SIGINT -1))
418 			   |(1<<(SIGQUIT-1))
419 #ifdef SIGBUS
420 			   |(1<<(SIGBUS-1))
421 #endif
422 			   |(1<<(SIGILL-1))
423 			   |(1<<(SIGSEGV-1))
424 			   |(1<<(SIGHUP-1))
425 			   |(1<<(SIGPIPE-1))
426 #ifdef SIGSYS
427 			   |(1<<(SIGSYS-1))
428 #endif
429 			   );
430 #endif /* _POSIX_SOURCE */
431 	sig_act.sa_flags = 0;
432 	sigaction(SIGHUP, &sig_act, (struct sigaction *)0);
433 	sigaction(SIGINT, &sig_act, (struct sigaction *)0);
434 	sigaction(SIGQUIT, &sig_act, (struct sigaction *)0);
435 	sigaction(SIGILL, &sig_act, (struct sigaction *)0);
436 #ifdef SIGBUS
437 	sigaction(SIGBUS, &sig_act, (struct sigaction *)0);
438 #endif
439 	sigaction(SIGSEGV, &sig_act, (struct sigaction *)0);
440 #ifdef SIGSYS
441 	sigaction(SIGSYS, &sig_act, (struct sigaction *)0);
442 #endif
443 #endif /* USGISH */
444 
445 	/*
446 	 * now peruse through the list of files.
447 	 */
448     incCollection = create_IncludesCollection();
449 
450     for(fp=filelist; *fp; fp++) {
451 		struct symhash *includes;
452 		filecontent = getfile(*fp);
453 		ip = newinclude(*fp, (char *)NULL);
454 
455 		includes = hash_copy( maininclist );
456 		find_includes(filecontent, ip, ip, 0, FALSE, incCollection, includes);
457 		hash_free( includes );
458 
459 		freefile(filecontent);
460 		recursive_pr_include(ip, ip->i_file, base_name(*fp));
461 		inc_clean();
462 	}
463 	if (printed)
464 		printf("\n");
465 
466 	delete_IncludesCollection(incCollection);
467 
468 	exit(0);
469 }
470 
getfile(file)471 struct filepointer *getfile(file)
472 	char	*file;
473 {
474 	register int	fd;
475 	struct filepointer	*content;
476 	struct stat	st;
477 	off_t		size_backup;
478 	ssize_t		bytes_read;
479 	size_t		malloc_size;
480 
481 	content = (struct filepointer *)malloc(sizeof(struct filepointer));
482 	if ((fd = open(file, O_RDONLY)) < 0) {
483 		warning("makedepend:  Cannot open file \"%s\"\n", file);
484 		content->f_p = content->f_base = content->f_end = (char *)malloc(1);
485 		*content->f_p = '\0';
486 		return(content);
487 	}
488 	fstat(fd, &st);
489 
490 	size_backup = st.st_size;
491 	malloc_size = size_backup;
492 	/* Since off_t is larger than size_t, need to test for
493 	 * truncation.
494 	 */
495 	if ( (off_t)malloc_size != size_backup )
496 	{
497 		close( fd );
498 		warning("makedepend:  File \"%s\" size larger than can fit in size_t.  Cannot allocate memory for contents.\n", file);
499 		content->f_p = content->f_base = content->f_end = (char *)malloc(1);
500 		*content->f_p = '\0';
501 		return(content);
502 	}
503 
504 	content->f_base = (char *)malloc(malloc_size+1);
505 	if (content->f_base == NULL)
506 		fatalerr("makedepend:  Cannot allocate memory to process file \"%s\"\n", file);
507 	if ((bytes_read = read(fd, content->f_base, malloc_size)) < 0)
508 		if ( st.st_mode & S_IFREG )
509 			fatalerr("makedepend:  Failed to read file \"%s\"\n", file);
510 
511 	close(fd);
512 	content->f_len = bytes_read+1;
513 	content->f_p = content->f_base;
514 	content->f_end = content->f_base + bytes_read;
515 	*content->f_end = '\0';
516 	content->f_line = 0;
517 	return(content);
518 }
519 
freefile(fp)520 void freefile(fp)
521 	struct filepointer	*fp;
522 {
523 	free(fp->f_base);
524 	free(fp);
525 }
526 
copy(str)527 char *copy(str)
528 	register char	*str;
529 {
530 	register char	*p = (char *)malloc(strlen(str) + 1);
531 
532 	strcpy(p, str);
533 	return(p);
534 }
535 
match(str,list)536 int match(str, list)
537 	register char	*str, **list;
538 {
539 	register int	i;
540 
541 	for (i=0; *list; i++, list++)
542 		if (strcmp(str, *list) == 0)
543 			return(i);
544 	return(-1);
545 }
546 
547 /*
548  * Get the next line.  We only return lines beginning with '#' since that
549  * is all this program is ever interested in.
550  */
get_line(filep)551 char *get_line(filep)
552 	register struct filepointer	*filep;
553 {
554 	register char	*p,	/* walking pointer */
555 			*eof,	/* end of file pointer */
556 			*bol;	/* beginning of line pointer */
557 	register int	lineno;	/* line number */
558 
559 	p = filep->f_p;
560 	eof = filep->f_end;
561 	if (p >= eof)
562 		return((char *)NULL);
563 	lineno = filep->f_line;
564 
565 	for(bol = p--; ++p < eof; ) {
566 		if (*p == '/' && *(p+1) == '*') { /* consume comments */
567 			*p++ = ' ', *p++ = ' ';
568 			while (*p) {
569 				if (*p == '*' && *(p+1) == '/') {
570 					*p++ = ' ', *p = ' ';
571 					break;
572 				}
573 				else if (*p == '\n')
574 					lineno++;
575 				*p++ = ' ';
576 			}
577 			continue;
578 		}
579 		else if (*p == '/' && *(p+1) == '/') { /* consume comments */
580 			*p++ = ' ', *p++ = ' ';
581 			while (*p && *p != '\n')
582 				*p++ = ' ';
583 			if ( *p == '\n' )
584 				p--;
585 			lineno++;
586 			continue;
587 		}
588 		else if (*p == '\\') {
589 			if (*(p+1) == '\n') {
590 				*p = ' ';
591 				*(p+1) = ' ';
592 				lineno++;
593 			}
594 		}
595 		else if (*p == '\n') {
596 			lineno++;
597 			if (*bol == '#') {
598 				register char *cp;
599 
600 				*p++ = '\0';
601 				/* punt lines with just # (yacc generated) */
602 				for (cp = bol+1;
603 				     *cp && (*cp == ' ' || *cp == '\t'); cp++);
604 				if (*cp) goto done;
605 			}
606 			bol = p+1;
607 		}
608 	}
609 	if (*bol != '#')
610 		bol = NULL;
611 done:
612 	filep->f_p = p;
613 	filep->f_line = lineno;
614 	return(bol);
615 }
616 
617 /*
618  * Strip the file name down to what we want to see in the Makefile.
619  * It will have objprefix and objsuffix around it.
620  */
base_name(file)621 char *base_name(file)
622 	register char	*file;
623 {
624 	register char	*p;
625 
626 	file = copy(file);
627 	for(p=file+strlen(file); p>file && *p != '.'; p--) ;
628 
629 	if (*p == '.')
630 		*p = '\0';
631 
632     while (p > file) {
633         if ( *p == '/' ||  *p == '\\') {
634             file = p + 1;
635             break;
636         }
637         p--;
638     }
639 	return(file);
640 }
641 
642 #if defined(USG) && !defined(CRAY) && !defined(SVR4)
rename(from,to)643 int rename (from, to)
644     char *from, *to;
645 {
646     (void) unlink (to);
647     if (link (from, to) == 0) {
648 	unlink (from);
649 	return 0;
650     } else {
651 	return -1;
652     }
653 }
654 #endif /* USGISH */
655 
redirect(line,makefile)656 void redirect(line, makefile)
657 	char	*line,
658 		*makefile;
659 {
660 	struct stat	st;
661 	FILE	*fdin, *fdout;
662 	char	backup[ OURBUFSIZ ],
663 		buf[ OURBUFSIZ ];
664 	boolean	found = FALSE;
665 	int	len;
666 
667 	/*
668 	 * if makefile is "-" then let it pour onto stdout.
669 	 */
670 	if (makefile && *makefile == '-' && *(makefile+1) == '\0')
671 		return;
672 
673 	/*
674 	 * use a default makefile is not specified.
675 	 */
676 	if (!makefile) {
677 		if (stat("Makefile", &st) == 0)
678 			makefile = "Makefile";
679 		else if (stat("makefile", &st) == 0)
680 			makefile = "makefile";
681 		else
682 			fatalerr("[mM]akefile is not present\n");
683 	}
684 	else
685 	    stat(makefile, &st);
686 	if ((fdin = fopen(makefile, "r")) == NULL)
687 		fatalerr("cannot open \"%s\"\n", makefile);
688 	sprintf(backup, "%s.bak", makefile);
689 	unlink(backup);
690 #if defined(WIN32) || defined(OS2)
691 	fclose(fdin);
692 #endif
693 	if (rename(makefile, backup) < 0)
694 		fatalerr("cannot rename %s to %s\n", makefile, backup);
695 #if defined(WIN32) || defined(OS2)
696 	if ((fdin = fopen(backup, "r")) == NULL)
697 		fatalerr("cannot open \"%s\"\n", backup);
698 #endif
699 	if ((fdout = freopen(makefile, "w", stdout)) == NULL)
700 		fatalerr("cannot open \"%s\"\n", backup);
701 	len = strlen(line);
702 	while (!found && fgets(buf, OURBUFSIZ, fdin)) {
703 		if (*buf == '#' && strncmp(line, buf, len) == 0)
704 			found = TRUE;
705 		fputs(buf, fdout);
706 	}
707 	if (!found) {
708 		if (verbose)
709 		warning("Adding new delimiting line \"%s\" and dependencies...\n",
710 			line);
711 		puts(line); /* same as fputs(fdout); but with newline */
712 	} else if (append) {
713 	    while (fgets(buf, OURBUFSIZ, fdin)) {
714 		fputs(buf, fdout);
715 	    }
716 	}
717 	fflush(fdout);
718 #if defined(USGISH) || defined(_SEQUENT_) || defined(USE_CHMOD)
719 	chmod(makefile, st.st_mode);
720 #else
721 	fchmod(fileno(fdout), st.st_mode);
722 #endif /* USGISH */
723 	fclose(fdin);
724 }
725 
fatalerr(char * msg,...)726 void fatalerr(char *msg, ...)
727 {
728 	va_list args;
729 	fprintf(stderr, "%s: error:  ", ProgramName);
730 	va_start(args, msg);
731 	vfprintf(stderr, msg, args);
732 	va_end(args);
733 	exit (1);
734 }
735 
warning(char * msg,...)736 void warning(char *msg, ...)
737 {
738 #ifdef DEBUG_MKDEPEND
739 	va_list args;
740 	fprintf(stderr, "%s: warning:  ", ProgramName);
741 	va_start(args, msg);
742 	vfprintf(stderr, msg, args);
743 	va_end(args);
744 #else
745 	(void)msg;
746 #endif /* DEBUG_MKDEPEND */
747 }
748 
warning1(char * msg,...)749 void warning1(char *msg, ...)
750 {
751 #ifdef DEBUG_MKDEPEND
752 	va_list args;
753 	va_start(args, msg);
754 	vfprintf(stderr, msg, args);
755 	va_end(args);
756 #else
757 	(void)msg;
758 #endif /* DEBUG_MKDEPEND */
759 }
760 
convert_slashes(path)761 void convert_slashes(path)
762     char* path;
763 {
764 #if defined (WNT) || defined(OS2)
765 	/*
766 	 * Convert backslashes to slashes
767 	 */
768     char *ptr;
769     if (native_win_slashes) {
770         for (ptr = (char*)path; *ptr; ++ptr)
771             if (*ptr == '/')
772                 *ptr = '\\';
773     } else {
774         for (ptr = (char*)path; *ptr; ++ptr)
775             if (*ptr == '\\')
776                 *ptr = '/';
777     }
778 #else
779     (void)path;
780 #endif
781 }
782 
append_slash(path)783 char* append_slash(path)
784     char* path;
785 {
786     char *new_string;
787     if ((path[strlen(path) - 1] == '/') || (path[strlen(path) - 1] == '\\')) {
788         new_string = path;
789     } else {
790         new_string = (char*)malloc(sizeof(char) * (strlen(path) + 2));
791         strcpy(new_string, path);
792         if (native_win_slashes)
793             strcat(new_string, "\\");
794         else
795             strcat(new_string, "/");
796     }
797     return new_string;
798 }
799 
800