libc/gen/glob.c

188 	 int (*errfunc)(const char *, int), glob_t * __restrict pglob)
200 		pglob->gl_pathc = 0;
201 		pglob->gl_pathv = NULL;
203 			pglob->gl_offs = 0;
206 		limit.l_path_lim = pglob->gl_matchc;
210 	pglob->gl_flags = flags & ~GLOB_MAGCHAR;
211 	pglob->gl_errfunc = errfunc;
212 	pglob->gl_matchc = 0;
222 				return (err_nomatch(pglob, &limit, pattern));
244 				return (err_nomatch(pglob, &limit, pattern));
254 		return (err_nomatch(pglob, &limit, pattern));
258 	    return (globexp0(patbuf, pglob, &limit, pattern));
260 	    return (glob0(patbuf, pglob, &limit, pattern));
264 globexp0(const Char *pattern, glob_t *pglob, struct glob_limit *limit,
271 		if ((pglob->gl_flags & GLOB_LIMIT) &&
276 		return (glob0(pattern, pglob, limit, origpat));
279 	oldpathc = pglob->gl_pathc;
281 	if ((rv = globexp1(pattern, pglob, limit)) != 0)
284 	return (globfinal(pglob, limit, oldpathc, origpat));
293 globexp1(const Char *pattern, glob_t *pglob, struct glob_limit *limit)
298 		if ((pglob->gl_flags & GLOB_LIMIT) &&
303 		return (globexp2(ptr, pattern, pglob, limit));
306 	return (glob0(pattern, pglob, limit, NULL));
316 globexp2(const Char *ptr, const Char *pattern, glob_t *pglob,
354 		return (glob0(pattern, pglob, limit, NULL));
399 				rv = globexp1(patbuf, pglob, limit);
420 globtilde(const Char *pattern, Char *patbuf, size_t patbuf_len, glob_t *pglob)
433 	if (*pattern != TILDE || !(pglob->gl_flags & GLOB_TILDE))
532 glob0(const Char *pattern, glob_t *pglob, struct glob_limit *limit,
539 	qpatnext = globtilde(pattern, patbuf, MAXPATHLEN, pglob);
544 	oldpathc = pglob->gl_pathc;
574 			pglob->gl_flags |= GLOB_MAGCHAR;
578 			pglob->gl_flags |= GLOB_MAGCHAR;
582 			pglob->gl_flags |= GLOB_MAGCHAR;
599 	if ((err = glob1(patbuf, pglob, limit)) != 0)
603 		return (globfinal(pglob, limit, oldpathc, origpat));
609 globfinal(glob_t *pglob, struct glob_limit *limit, size_t oldpathc,
611 	if (pglob->gl_pathc == oldpathc)
612 		return (err_nomatch(pglob, limit, origpat));
614 	if (!(pglob->gl_flags & GLOB_NOSORT))
615 		qsort(pglob->gl_pathv + pglob->gl_offs + oldpathc,
616 		    pglob->gl_pathc - oldpathc, sizeof(char *), compare);
628 glob1(Char *pattern, glob_t *pglob, struct glob_limit *limit)
636 	    pattern, pglob, limit));
646       glob_t *pglob, struct glob_limit *limit)
659 			if (g_lstat(pathbuf, &sb, pglob))
662 			if ((pglob->gl_flags & GLOB_LIMIT) &&
667 			if ((pglob->gl_flags & GLOB_MARK) &&
671 			    g_stat(pathbuf, &sb, pglob) == 0 &&
680 			++pglob->gl_matchc;
681 			return (globextend(pathbuf, pglob, limit, NULL));
709 			    p, pglob, limit));
717       glob_t *pglob, struct glob_limit *limit)
731 	if (pglob->gl_errfunc != NULL &&
739 	if ((dirp = g_opendir(pathbuf, pglob)) == NULL) {
742 		err = err_aborted(pglob, errno, buf);
750 	/* pglob->gl_readdir takes a void *, fix this manually */
751 	if (pglob->gl_flags & GLOB_ALTDIRFUNC)
752 		readdirfunc = (struct dirent *(*)(DIR *))pglob->gl_readdir;
765 		if ((pglob->gl_flags & GLOB_LIMIT) &&
795 		if (too_long && (err = err_aborted(pglob, ENAMETOOLONG,
808 		    pglob, limit);
815 	if (pglob->gl_flags & GLOB_ALTDIRFUNC)
816 		(*pglob->gl_closedir)(dirp);
825 	    (err = err_aborted(pglob, errno, buf)))
849 globextend(const Char *path, glob_t *pglob, struct glob_limit *limit,
857 	if ((pglob->gl_flags & GLOB_LIMIT) &&
858 	    pglob->gl_matchc > limit->l_path_lim) {
863 	newn = 2 + pglob->gl_pathc + pglob->gl_offs;
865 	pathv = reallocarray(pglob->gl_pathv, newn, sizeof(*pathv));
869 	if (pglob->gl_pathv == NULL && pglob->gl_offs > 0) {
871 		pathv += pglob->gl_offs;
872 		for (i = pglob->gl_offs + 1; --i > 0; )
875 	pglob->gl_pathv = pathv;
893 		if ((pglob->gl_flags & GLOB_LIMIT) &&
899 		pathv[pglob->gl_offs + pglob->gl_pathc++] = copy;
901 	pathv[pglob->gl_offs + pglob->gl_pathc] = NULL;
965 globfree(glob_t *pglob)
970 	if (pglob->gl_pathv != NULL) {
971 		pp = pglob->gl_pathv + pglob->gl_offs;
972 		for (i = pglob->gl_pathc; i--; ++pp)
975 		free(pglob->gl_pathv);
976 		pglob->gl_pathv = NULL;
981 g_opendir(Char *str, glob_t *pglob)
994 	if (pglob->gl_flags & GLOB_ALTDIRFUNC)
995 		return ((*pglob->gl_opendir)(buf));
1001 g_lstat(Char *fn, struct stat *sb, glob_t *pglob)
1009 	if (pglob->gl_flags & GLOB_ALTDIRFUNC)
1010 		return((*pglob->gl_lstat)(buf, sb));
1015 g_stat(Char *fn, struct stat *sb, glob_t *pglob)
1023 	if (pglob->gl_flags & GLOB_ALTDIRFUNC)
1024 		return ((*pglob->gl_stat)(buf, sb));
1064 err_nomatch(glob_t *pglob, struct glob_limit *limit, const char *origpat) {
1071 	if ((pglob->gl_flags & GLOB_NOCHECK) ||
1072 	    ((pglob->gl_flags & GLOB_NOMAGIC) &&
1073 	    !(pglob->gl_flags & GLOB_MAGCHAR)))
1074 		return (globextend(NULL, pglob, limit, origpat));
1079 err_aborted(glob_t *pglob, int err, char *buf) {
1080 	if ((pglob->gl_errfunc != NULL && pglob->gl_errfunc(buf, err)) ||
1081 	    (pglob->gl_flags & GLOB_ERR))