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- (djm) Another openbsd-compat/glob.c sync
This commit is contained in:
Damien Miller
parent
7de696e798
commit
d8f72ca6d5
@ -1,3 +1,6 @@
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20010330
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- (djm) Another openbsd-compat/glob.c sync
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20010329
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- OpenBSD CVS Sync
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- stevesk@cvs.openbsd.org 2001/03/26 15:47:59
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@ -4767,4 +4770,4 @@
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- Wrote replacements for strlcpy and mkdtemp
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- Released 1.0pre1
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$Id: ChangeLog,v 1.1034 2001/03/29 00:45:12 mouring Exp $
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$Id: ChangeLog,v 1.1035 2001/03/30 00:23:17 djm Exp $
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@ -56,7 +56,7 @@ get_arg_max()
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#if 0
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static char sccsid[] = "@(#)glob.c 8.3 (Berkeley) 10/13/93";
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#else
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static char rcsid[] = "$OpenBSD: glob.c,v 1.13 2001/03/28 08:00:00 deraadt Exp $";
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static char rcsid[] = "$OpenBSD: glob.c,v 1.14 2001/03/28 20:54:19 millert Exp $";
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#endif
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#endif /* LIBC_SCCS and not lint */
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@ -143,10 +143,11 @@ static DIR *g_opendir __P((Char *, glob_t *));
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static Char *g_strchr __P((Char *, int));
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static int g_stat __P((Char *, struct stat *, glob_t *));
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static int glob0 __P((const Char *, glob_t *));
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static int glob1 __P((Char *, glob_t *, size_t *));
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static int glob2 __P((Char *, Char *, Char *, glob_t *, size_t *));
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static int glob3 __P((Char *, Char *, Char *, Char *, glob_t *,
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size_t *));
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static int glob1 __P((Char *, Char *, glob_t *, size_t *));
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static int glob2 __P((Char *, Char *, Char *, Char *, Char *, Char *,
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glob_t *, size_t *));
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static int glob3 __P((Char *, Char *, Char *, Char *, Char *, Char *,
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Char *, Char *, glob_t *, size_t *));
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static int globextend __P((const Char *, glob_t *, size_t *));
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static const Char *
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globtilde __P((const Char *, Char *, size_t, glob_t *));
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@ -165,7 +166,7 @@ glob(pattern, flags, errfunc, pglob)
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{
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const u_char *patnext;
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int c;
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Char *bufnext, *bufend, patbuf[MAXPATHLEN+1];
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Char *bufnext, *bufend, patbuf[MAXPATHLEN];
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patnext = (u_char *) pattern;
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if (!(flags & GLOB_APPEND)) {
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@ -179,7 +180,7 @@ glob(pattern, flags, errfunc, pglob)
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pglob->gl_matchc = 0;
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bufnext = patbuf;
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bufend = bufnext + MAXPATHLEN;
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bufend = bufnext + MAXPATHLEN - 1;
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if (flags & GLOB_NOESCAPE)
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while (bufnext < bufend && (c = *patnext++) != EOS)
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*bufnext++ = c;
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@ -209,7 +210,8 @@ glob(pattern, flags, errfunc, pglob)
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* invoke the standard globbing routine to glob the rest of the magic
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* characters
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*/
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static int globexp1(pattern, pglob)
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static int
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globexp1(pattern, pglob)
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const Char *pattern;
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glob_t *pglob;
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{
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@ -233,7 +235,8 @@ static int globexp1(pattern, pglob)
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* If it succeeds then it invokes globexp1 with the new pattern.
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* If it fails then it tries to glob the rest of the pattern and returns.
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*/
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static int globexp2(ptr, pattern, pglob, rv)
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static int
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globexp2(ptr, pattern, pglob, rv)
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const Char *ptr, *pattern;
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glob_t *pglob;
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int *rv;
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@ -241,11 +244,12 @@ static int globexp2(ptr, pattern, pglob, rv)
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int i;
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Char *lm, *ls;
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const Char *pe, *pm, *pl;
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Char patbuf[MAXPATHLEN + 1];
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Char patbuf[MAXPATHLEN];
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/* copy part up to the brace */
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for (lm = patbuf, pm = pattern; pm != ptr; *lm++ = *pm++)
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continue;
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*lm = EOS;
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ls = lm;
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/* Find the balanced brace */
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@ -414,11 +418,10 @@ glob0(pattern, pglob)
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{
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const Char *qpatnext;
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int c, err, oldpathc;
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Char *bufnext, patbuf[MAXPATHLEN+1];
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Char *bufnext, patbuf[MAXPATHLEN];
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size_t limit = 0;
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qpatnext = globtilde(pattern, patbuf, sizeof(patbuf) / sizeof(Char),
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pglob);
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qpatnext = globtilde(pattern, patbuf, MAXPATHLEN, pglob);
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oldpathc = pglob->gl_pathc;
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bufnext = patbuf;
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@ -474,7 +477,7 @@ glob0(pattern, pglob)
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qprintf("glob0:", patbuf);
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#endif
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if ((err = glob1(patbuf, pglob, &limit)) != 0)
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if ((err = glob1(patbuf, patbuf+MAXPATHLEN-1, pglob, &limit)) != 0)
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return(err);
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/*
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@ -505,17 +508,19 @@ compare(p, q)
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}
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static int
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glob1(pattern, pglob, limitp)
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Char *pattern;
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glob1(pattern, pattern_last, pglob, limitp)
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Char *pattern, *pattern_last;
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glob_t *pglob;
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size_t *limitp;
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{
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Char pathbuf[MAXPATHLEN+1];
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Char pathbuf[MAXPATHLEN];
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/* A null pathname is invalid -- POSIX 1003.1 sect. 2.4. */
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if (*pattern == EOS)
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return(0);
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return(glob2(pathbuf, pathbuf, pattern, pglob, limitp));
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return(glob2(pathbuf, pathbuf+MAXPATHLEN-1,
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pathbuf, pathbuf+MAXPATHLEN-1,
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pattern, pattern_last, pglob, limitp));
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}
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/*
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@ -524,8 +529,10 @@ glob1(pattern, pglob, limitp)
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* meta characters.
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*/
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static int
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glob2(pathbuf, pathend, pattern, pglob, limitp)
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Char *pathbuf, *pathend, *pattern;
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glob2(pathbuf, pathbuf_last, pathend, pathend_last, pattern,
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pattern_last, pglob, limitp)
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Char *pathbuf, *pathbuf_last, *pathend, *pathend_last;
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Char *pattern, *pattern_last;
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glob_t *pglob;
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size_t *limitp;
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{
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@ -548,6 +555,8 @@ glob2(pathbuf, pathend, pattern, pglob, limitp)
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(S_ISLNK(sb.st_mode) &&
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(g_stat(pathbuf, &sb, pglob) == 0) &&
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S_ISDIR(sb.st_mode)))) {
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if (pathend+1 > pathend_last)
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return (1);
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*pathend++ = SEP;
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*pathend = EOS;
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}
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@ -561,25 +570,33 @@ glob2(pathbuf, pathend, pattern, pglob, limitp)
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while (*p != EOS && *p != SEP) {
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if (ismeta(*p))
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anymeta = 1;
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if (q+1 > pathend_last)
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return (1);
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*q++ = *p++;
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}
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if (!anymeta) { /* No expansion, do next segment. */
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pathend = q;
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pattern = p;
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while (*pattern == SEP)
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while (*pattern == SEP) {
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if (pathend+1 > pathend_last)
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return (1);
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*pathend++ = *pattern++;
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}
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} else
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/* Need expansion, recurse. */
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return(glob3(pathbuf, pathend, pattern, p, pglob,
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limitp));
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return(glob3(pathbuf, pathbuf_last, pathend,
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pathend_last, pattern, pattern_last,
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p, pattern_last, pglob, limitp));
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}
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/* NOTREACHED */
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}
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static int
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glob3(pathbuf, pathend, pattern, restpattern, pglob, limitp)
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Char *pathbuf, *pathend, *pattern, *restpattern;
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glob3(pathbuf, pathbuf_last, pathend, pathend_last, pattern, pattern_last,
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restpattern, restpattern_last, pglob, limitp)
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Char *pathbuf, *pathbuf_last, *pathend, *pathend_last;
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Char *pattern, *pattern_last, *restpattern, *restpattern_last;
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glob_t *pglob;
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size_t *limitp;
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{
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@ -596,6 +613,8 @@ glob3(pathbuf, pathend, pattern, restpattern, pglob, limitp)
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*/
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struct dirent *(*readdirfunc)();
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if (pathend > pathend_last)
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return (1);
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*pathend = EOS;
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errno = 0;
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@ -625,14 +644,22 @@ glob3(pathbuf, pathend, pattern, restpattern, pglob, limitp)
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/* Initial DOT must be matched literally. */
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if (dp->d_name[0] == DOT && *pattern != DOT)
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continue;
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for (sc = (u_char *) dp->d_name, dc = pathend;
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(*dc++ = *sc++) != EOS;)
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continue;
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dc = pathend;
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sc = (u_char *) dp->d_name;
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while (dc < pathend_last && (*dc++ = *sc++) != EOS)
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;
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if (dc >= pathend_last) {
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*dc = EOS;
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err = 1;
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break;
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}
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if (!match(pathend, pattern, restpattern)) {
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*pathend = EOS;
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continue;
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}
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err = glob2(pathbuf, --dc, restpattern, pglob, limitp);
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err = glob2(pathbuf, pathbuf_last, --dc, pathend_last,
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restpattern, restpattern_last, pglob, limitp);
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if (err)
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break;
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}
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