* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
static char sccsid[] = "@(#)glob.c 8.3 (Berkeley) 10/13/93";
#endif /* LIBC_SCCS and not lint */
#include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/lib/libc/gen/glob.c,v 1.22 2004/07/29 03:48:52 tjr Exp $");
+__FBSDID("$FreeBSD: src/lib/libc/gen/glob.c,v 1.28 2010/05/12 17:44:00 gordon Exp $");
/*
* glob(3) -- a superset of the one defined in POSIX 1003.2.
static int compare(const void *, const void *);
-static int g_Ctoc(const Char *, char *, u_int);
+static int g_Ctoc(const Char *, char *, size_t);
static int g_lstat(Char *, struct stat *, glob_t *);
static DIR *g_opendir(Char *, glob_t *);
-static Char *g_strchr(Char *, wchar_t);
+static const Char *g_strchr(const Char *, wchar_t);
#ifdef notdef
static Char *g_strcat(Char *, const Char *);
#endif
static int g_stat(Char *, struct stat *, glob_t *);
-static int glob0(const Char *, glob_t *, int *);
-static int glob1(Char *, glob_t *, int *);
-static int glob2(Char *, Char *, Char *, Char *, glob_t *, int *);
-static int glob3(Char *, Char *, Char *, Char *, Char *, glob_t *, int *);
-static int globextend(const Char *, glob_t *, int *);
+static int glob0(const Char *, glob_t *, size_t *);
+static int glob1(Char *, glob_t *, size_t *);
+static int glob2(Char *, Char *, Char *, Char *, glob_t *, size_t *);
+static int glob3(Char *, Char *, Char *, Char *, Char *, glob_t *, size_t *);
+static int globextend(const Char *, glob_t *, size_t *);
static const Char *
globtilde(const Char *, Char *, size_t, glob_t *);
-static int globexp1(const Char *, glob_t *, int *);
-static int globexp2(const Char *, const Char *, glob_t *, int *, int *);
+static int globexp1(const Char *, glob_t *, size_t *);
+static int globexp2(const Char *, const Char *, glob_t *, int *, size_t *);
static int match(Char *, Char *, Char *);
#ifdef DEBUG
static void qprintf(const char *, Char *);
#endif
int
-glob(pattern, flags, errfunc, pglob)
- const char *pattern;
- int flags, (*errfunc)(const char *, int);
- glob_t *pglob;
+glob(const char *pattern, int flags, int (*errfunc)(const char *, int), glob_t *pglob)
{
- const u_char *patnext;
- int limit;
+ const char *patnext;
+ size_t limit;
Char *bufnext, *bufend, patbuf[MAXPATHLEN], prot;
mbstate_t mbs;
wchar_t wc;
size_t clen;
- patnext = (u_char *) pattern;
+ patnext = pattern;
if (!(flags & GLOB_APPEND)) {
pglob->gl_pathc = 0;
pglob->gl_pathv = NULL;
* characters
*/
static int
-globexp1(pattern, pglob, limit)
- const Char *pattern;
- glob_t *pglob;
- int *limit;
+globexp1(const Char *pattern, glob_t *pglob, size_t *limit)
{
const Char* ptr = pattern;
int rv;
if (pattern[0] == LBRACE && pattern[1] == RBRACE && pattern[2] == EOS)
return glob0(pattern, pglob, limit);
- while ((ptr = (const Char *) g_strchr((Char *) ptr, LBRACE)) != NULL)
+ while ((ptr = g_strchr(ptr, LBRACE)) != NULL)
if (!globexp2(ptr, pattern, pglob, &rv, limit))
return rv;
* If it fails then it tries to glob the rest of the pattern and returns.
*/
static int
-globexp2(ptr, pattern, pglob, rv, limit)
- const Char *ptr, *pattern;
- glob_t *pglob;
- int *rv, *limit;
+globexp2(const Char *ptr, const Char *pattern, glob_t *pglob, int *rv, size_t *limit)
{
int i;
Char *lm, *ls;
- const Char *pe, *pm, *pl;
+ const Char *pe, *pm, *pm1, *pl;
Char patbuf[MAXPATHLEN];
/* copy part up to the brace */
switch (*pm) {
case LBRACKET:
/* Ignore everything between [] */
- for (pl = pm++; *pm != RBRACKET && *pm != EOS; pm++)
+ for (pm1 = pm++; *pm != RBRACKET && *pm != EOS; pm++)
continue;
if (*pm == EOS) {
/*
* We could not find a matching RBRACKET.
* Ignore and just look for RBRACE
*/
- pm = pl;
+ pm = pm1;
}
break;
* expand tilde from the passwd file.
*/
static const Char *
-globtilde(pattern, patbuf, patbuf_len, pglob)
- const Char *pattern;
- Char *patbuf;
- size_t patbuf_len;
- glob_t *pglob;
+globtilde(const Char *pattern, Char *patbuf, size_t patbuf_len, glob_t *pglob)
{
struct passwd *pwd;
char *h;
* if things went well, nonzero if errors occurred.
*/
static int
-glob0(pattern, pglob, limit)
- const Char *pattern;
- glob_t *pglob;
- int *limit;
+glob0(const Char *pattern, glob_t *pglob, size_t *limit)
{
const Char *qpatnext;
- int c, err, oldpathc;
- Char *bufnext, patbuf[MAXPATHLEN];
+ int err;
+ size_t oldpathc;
+ Char *bufnext, c, patbuf[MAXPATHLEN];
qpatnext = globtilde(pattern, patbuf, MAXPATHLEN, pglob);
oldpathc = pglob->gl_pathc;
if (c == NOT)
++qpatnext;
if (*qpatnext == EOS ||
- g_strchr((Char *) qpatnext+1, RBRACKET) == NULL) {
+ g_strchr(qpatnext+1, RBRACKET) == NULL) {
*bufnext++ = LBRACKET;
if (c == NOT)
--qpatnext;
}
static int
-compare(p, q)
- const void *p, *q;
+compare(const void *p, const void *q)
{
return(strcmp(*(char **)p, *(char **)q));
}
static int
-glob1(pattern, pglob, limit)
- Char *pattern;
- glob_t *pglob;
- int *limit;
+glob1(Char *pattern, glob_t *pglob, size_t *limit)
{
Char pathbuf[MAXPATHLEN];
* meta characters.
*/
static int
-glob2(pathbuf, pathend, pathend_last, pattern, pglob, limit)
- Char *pathbuf, *pathend, *pathend_last, *pattern;
- glob_t *pglob;
- int *limit;
+glob2(Char *pathbuf, Char *pathend, Char *pathend_last, Char *pattern,
+ glob_t *pglob, size_t *limit)
{
struct stat sb;
Char *p, *q;
}
static int
-glob3(pathbuf, pathend, pathend_last, pattern, restpattern, pglob, limit)
- Char *pathbuf, *pathend, *pathend_last, *pattern, *restpattern;
- glob_t *pglob;
- int *limit;
+glob3(Char *pathbuf, Char *pathend, Char *pathend_last,
+ Char *pattern, Char *restpattern,
+ glob_t *pglob, size_t *limit)
{
struct dirent *dp;
DIR *dirp;
else
readdirfunc = readdir;
while ((dp = (*readdirfunc)(dirp))) {
- u_char *sc;
+ char *sc;
Char *dc;
wchar_t wc;
size_t clen;
continue;
memset(&mbs, 0, sizeof(mbs));
dc = pathend;
- sc = (u_char *) dp->d_name;
+ sc = dp->d_name;
while (dc < pathend_last) {
clen = mbrtowc(&wc, sc, MB_LEN_MAX, &mbs);
if (clen == (size_t)-1 || clen == (size_t)-2) {
* gl_pathv points to (gl_offs + gl_pathc + 1) items.
*/
static int
-globextend(path, pglob, limit)
- const Char *path;
- glob_t *pglob;
- int *limit;
+globextend(const Char *path, glob_t *pglob, size_t *limit)
{
char **pathv;
- int i;
- u_int newsize, len;
+ size_t i, newsize, len;
char *copy;
const Char *p;
if (pglob->gl_pathv == NULL && pglob->gl_offs > 0) {
/* first time around -- clear initial gl_offs items */
pathv += pglob->gl_offs;
- for (i = pglob->gl_offs; --i >= 0; )
+ for (i = pglob->gl_offs + 1; --i > 0; )
*--pathv = NULL;
}
pglob->gl_pathv = pathv;
* pattern causes a recursion level.
*/
static int
-match(name, pat, patend)
- Char *name, *pat, *patend;
+match(Char *name, Char *pat, Char *patend)
{
int ok, negate_range;
Char c, k;
/* Free allocated data belonging to a glob_t structure. */
void
-globfree(pglob)
- glob_t *pglob;
+globfree(glob_t *pglob)
{
- int i;
+ size_t i;
char **pp;
if (pglob->gl_pathv != NULL) {
}
static DIR *
-g_opendir(str, pglob)
- Char *str;
- glob_t *pglob;
+g_opendir(Char *str, glob_t *pglob)
{
char buf[MAXPATHLEN];
}
static int
-g_lstat(fn, sb, pglob)
- Char *fn;
- struct stat *sb;
- glob_t *pglob;
+g_lstat(Char *fn, struct stat *sb, glob_t *pglob)
{
char buf[MAXPATHLEN];
}
static int
-g_stat(fn, sb, pglob)
- Char *fn;
- struct stat *sb;
- glob_t *pglob;
+g_stat(Char *fn, struct stat *sb, glob_t *pglob)
{
char buf[MAXPATHLEN];
return(stat(buf, sb));
}
-static Char *
-g_strchr(str, ch)
- Char *str;
- wchar_t ch;
+static const Char *
+g_strchr(const Char *str, wchar_t ch)
{
+
do {
if (*str == ch)
return (str);
}
static int
-g_Ctoc(str, buf, len)
- const Char *str;
- char *buf;
- u_int len;
+g_Ctoc(const Char *str, char *buf, size_t len)
{
mbstate_t mbs;
size_t clen;
#ifdef DEBUG
static void
-qprintf(str, s)
- const char *str;
- Char *s;
+qprintf(const char *str, Char *s)
{
Char *p;
---- glob.c.orig 2009-05-12 11:21:55.000000000 -0700
-+++ glob.c 2009-05-20 16:26:02.000000000 -0700
-@@ -40,6 +40,8 @@ static char sccsid[] = "@(#)glob.c 8.3 (
+--- glob.c.orig 2011-01-25 17:41:37.000000000 -0800
++++ glob.c 2011-01-26 11:50:09.000000000 -0800
+@@ -36,6 +36,8 @@ static char sccsid[] = "@(#)glob.c 8.3 (
#include <sys/cdefs.h>
- __FBSDID("$FreeBSD: src/lib/libc/gen/glob.c,v 1.22 2004/07/29 03:48:52 tjr Exp $");
+ __FBSDID("$FreeBSD: src/lib/libc/gen/glob.c,v 1.28 2010/05/12 17:44:00 gordon Exp $");
+#include "xlocale_private.h"
+
/*
* glob(3) -- a superset of the one defined in POSIX 1003.2.
*
-@@ -143,33 +145,40 @@ typedef char Char;
+@@ -89,6 +91,19 @@ __FBSDID("$FreeBSD: src/lib/libc/gen/glo
+
+ #include "collate.h"
+
++#define GLOB_LIMIT_STRING 65536 /* number of readdirs */
++#define GLOB_LIMIT_STAT 128 /* number of stat system calls */
++#define GLOB_LIMIT_READDIR 16384 /* total buffer size of path strings */
++#define GLOB_LIMIT_PATH 1024 /* number of path elements */
++#define GLOB_LIMIT_BRACE 128 /* Number of brace calls */
++
++struct glob_limit {
++ size_t l_string;
++ size_t l_stat;
++ size_t l_readdir;
++ size_t l_brace;
++};
++
+ #define DOLLAR '$'
+ #define DOT '.'
+ #define EOS '\0'
+@@ -139,62 +154,64 @@ typedef char Char;
#define ismeta(c) (((c)&M_QUOTE) != 0)
-static int compare(const void *, const void *);
--static int g_Ctoc(const Char *, char *, u_int);
+-static int g_Ctoc(const Char *, char *, size_t);
-static int g_lstat(Char *, struct stat *, glob_t *);
-static DIR *g_opendir(Char *, glob_t *);
--static Char *g_strchr(Char *, wchar_t);
+-static const Char *g_strchr(const Char *, wchar_t);
+#define compare __gl_compare
+#define g_Ctoc __gl_g_Ctoc
+#define g_strchr __gl_g_strchr
+#define globextend __gl_globextend
+#define globtilde __gl_globtilde
+#define match __gl_match
-+__private_extern__ int compare(const void *, const void *);
-+__private_extern__ int g_Ctoc(const Char *, char *, u_int, locale_t);
-+__private_extern__ Char *g_strchr(Char *, wchar_t);
-+__private_extern__ int globextend(const Char *, glob_t *, int *, locale_t);
++__private_extern__ int compare(const void *, const void *);
++__private_extern__ int g_Ctoc(const Char *, char *, size_t, locale_t);
++__private_extern__ const Char *g_strchr(const Char *, wchar_t);
++__private_extern__ int globextend(const Char *, glob_t *, struct glob_limit *, locale_t);
+__private_extern__ const Char *
+ globtilde(const Char *, Char *, size_t, glob_t *);
-+__private_extern__ int match(Char *, Char *, Char *, locale_t);
++__private_extern__ int match(Char *, Char *, Char *, locale_t);
+
+
+static int g_lstat(Char *, struct stat *, glob_t *, locale_t);
static Char *g_strcat(Char *, const Char *);
#endif
-static int g_stat(Char *, struct stat *, glob_t *);
--static int glob0(const Char *, glob_t *, int *);
--static int glob1(Char *, glob_t *, int *);
--static int glob2(Char *, Char *, Char *, Char *, glob_t *, int *);
--static int glob3(Char *, Char *, Char *, Char *, Char *, glob_t *, int *);
--static int globextend(const Char *, glob_t *, int *);
+-static int glob0(const Char *, glob_t *, size_t *);
+-static int glob1(Char *, glob_t *, size_t *);
+-static int glob2(Char *, Char *, Char *, Char *, glob_t *, size_t *);
+-static int glob3(Char *, Char *, Char *, Char *, Char *, glob_t *, size_t *);
+-static int globextend(const Char *, glob_t *, size_t *);
-static const Char *
- globtilde(const Char *, Char *, size_t, glob_t *);
--static int globexp1(const Char *, glob_t *, int *);
--static int globexp2(const Char *, const Char *, glob_t *, int *, int *);
+-static int globexp1(const Char *, glob_t *, size_t *);
+-static int globexp2(const Char *, const Char *, glob_t *, int *, size_t *);
-static int match(Char *, Char *, Char *);
+static int g_stat(Char *, struct stat *, glob_t *, locale_t);
-+static int glob0(const Char *, glob_t *, int *, locale_t);
-+static int glob1(Char *, glob_t *, int *, locale_t);
-+static int glob2(Char *, Char *, Char *, Char *, glob_t *, int *, locale_t);
-+static int glob3(Char *, Char *, Char *, Char *, Char *, glob_t *, int *, locale_t);
-+static int globexp1(const Char *, glob_t *, int *, locale_t);
-+static int globexp2(const Char *, const Char *, glob_t *, int *, int *, locale_t);
++static int glob0(const Char *, glob_t *, struct glob_limit *, locale_t);
++static int glob1(Char *, glob_t *, struct glob_limit *, locale_t);
++static int glob2(Char *, Char *, Char *, Char *, glob_t *, struct glob_limit *, locale_t);
++static int glob3(Char *, Char *, Char *, Char *, Char *, glob_t *, struct glob_limit *, locale_t);
++static int globexp1(const Char *, glob_t *, struct glob_limit *, locale_t);
++static int globexp2(const Char *, const Char *, glob_t *, int *, struct glob_limit *, locale_t);
#ifdef DEBUG
static void qprintf(const char *, Char *);
#endif
-int
--glob(pattern, flags, errfunc, pglob)
+-glob(const char *pattern, int flags, int (*errfunc)(const char *, int), glob_t *pglob)
+static int
-+__glob(pattern, pglob)
- const char *pattern;
-- int flags, (*errfunc)(const char *, int);
- glob_t *pglob;
++__glob(const char *pattern, glob_t *pglob)
{
- const u_char *patnext;
-@@ -178,30 +187,30 @@ glob(pattern, flags, errfunc, pglob)
+ const char *patnext;
+- size_t limit;
++ struct glob_limit limit = { 0, 0, 0, 0 };
+ Char *bufnext, *bufend, patbuf[MAXPATHLEN], prot;
mbstate_t mbs;
wchar_t wc;
size_t clen;
+ locale_t loc = __current_locale();
+ int mb_cur_max = MB_CUR_MAX_L(loc);
- patnext = (u_char *) pattern;
+ patnext = pattern;
- if (!(flags & GLOB_APPEND)) {
+ if (!(pglob->gl_flags & GLOB_APPEND)) {
pglob->gl_pathc = 0;
pglob->gl_offs = 0;
}
- if (flags & GLOB_LIMIT) {
-+ if (pglob->gl_flags & GLOB_LIMIT) {
- limit = pglob->gl_matchc;
- if (limit == 0)
- limit = ARG_MAX;
- } else
- limit = 0;
+- limit = pglob->gl_matchc;
+- if (limit == 0)
+- limit = ARG_MAX;
+- } else
+- limit = 0;
- pglob->gl_flags = flags & ~GLOB_MAGCHAR;
- pglob->gl_errfunc = errfunc;
pglob->gl_matchc = 0;
- while (bufend - bufnext >= MB_CUR_MAX) {
- clen = mbrtowc(&wc, patnext, MB_LEN_MAX, &mbs);
+ while (bufend - bufnext >= mb_cur_max) {
-+ clen = mbrtowc_l(&wc, (const char *)patnext, MB_LEN_MAX, &mbs, loc);
++ clen = mbrtowc_l(&wc, patnext, MB_LEN_MAX, &mbs, loc);
if (clen == (size_t)-1 || clen == (size_t)-2)
return (GLOB_NOMATCH);
else if (clen == 0)
-@@ -212,7 +221,7 @@ glob(pattern, flags, errfunc, pglob)
+@@ -205,7 +222,7 @@ glob(const char *pattern, int flags, int
} else {
/* Protect the quoted characters. */
memset(&mbs, 0, sizeof(mbs));
if (*patnext == QUOTE) {
if (*++patnext == EOS) {
*bufnext++ = QUOTE | M_PROTECT;
-@@ -221,7 +230,7 @@ glob(pattern, flags, errfunc, pglob)
+@@ -214,7 +231,7 @@ glob(const char *pattern, int flags, int
prot = M_PROTECT;
} else
prot = 0;
- clen = mbrtowc(&wc, patnext, MB_LEN_MAX, &mbs);
-+ clen = mbrtowc_l(&wc, (const char *)patnext, MB_LEN_MAX, &mbs, loc);
++ clen = mbrtowc_l(&wc, patnext, MB_LEN_MAX, &mbs, loc);
if (clen == (size_t)-1 || clen == (size_t)-2)
return (GLOB_NOMATCH);
else if (clen == 0)
-@@ -232,11 +241,40 @@ glob(pattern, flags, errfunc, pglob)
+@@ -225,11 +242,34 @@ glob(const char *pattern, int flags, int
}
*bufnext = EOS;
+}
+
+int
-+glob(pattern, flags, errfunc, pglob)
-+ const char *pattern;
-+ int flags, (*errfunc)(const char *, int);
-+ glob_t *pglob;
++glob(const char *pattern, int flags, int (*errfunc)(const char *, int), glob_t *pglob)
+{
+#ifdef __BLOCKS__
+ pglob->gl_flags = flags & ~(GLOB_MAGCHAR | _GLOB_ERR_BLOCK);
+
+#ifdef __BLOCKS__
+int
-+glob_b(pattern, flags, errblk, pglob)
-+ const char *pattern;
-+ int flags, (^errblk)(const char *, int);
-+ glob_t *pglob;
++glob_b(const char *pattern, int flags, int (^errblk)(const char *, int), glob_t *pglob)
+{
+ pglob->gl_flags = flags & ~GLOB_MAGCHAR;
+ pglob->gl_flags |= _GLOB_ERR_BLOCK;
/*
* Expand recursively a glob {} pattern. When there is no more expansion
-@@ -244,23 +282,24 @@ glob(pattern, flags, errfunc, pglob)
+@@ -237,20 +277,26 @@ glob(const char *pattern, int flags, int
* characters
*/
static int
--globexp1(pattern, pglob, limit)
-+globexp1(pattern, pglob, limit, loc)
- const Char *pattern;
- glob_t *pglob;
- int *limit;
-+ locale_t loc;
+-globexp1(const Char *pattern, glob_t *pglob, size_t *limit)
++globexp1(const Char *pattern, glob_t *pglob, struct glob_limit *limit, locale_t loc)
{
const Char* ptr = pattern;
int rv;
++ if ((pglob->gl_flags & GLOB_LIMIT) &&
++ limit->l_brace++ >= GLOB_LIMIT_BRACE) {
++ errno = 0;
++ return GLOB_NOSPACE;
++ }
++
/* Protect a single {}, for find(1), like csh */
if (pattern[0] == LBRACE && pattern[1] == RBRACE && pattern[2] == EOS)
- return glob0(pattern, pglob, limit);
+ return glob0(pattern, pglob, limit, loc);
- while ((ptr = (const Char *) g_strchr((Char *) ptr, LBRACE)) != NULL)
+ while ((ptr = g_strchr(ptr, LBRACE)) != NULL)
- if (!globexp2(ptr, pattern, pglob, &rv, limit))
+ if (!globexp2(ptr, pattern, pglob, &rv, limit, loc))
return rv;
}
-@@ -270,10 +309,11 @@ globexp1(pattern, pglob, limit)
+@@ -260,7 +306,7 @@ globexp1(const Char *pattern, glob_t *pg
* If it fails then it tries to glob the rest of the pattern and returns.
*/
static int
--globexp2(ptr, pattern, pglob, rv, limit)
-+globexp2(ptr, pattern, pglob, rv, limit, loc)
- const Char *ptr, *pattern;
- glob_t *pglob;
- int *rv, *limit;
-+ locale_t loc;
+-globexp2(const Char *ptr, const Char *pattern, glob_t *pglob, int *rv, size_t *limit)
++globexp2(const Char *ptr, const Char *pattern, glob_t *pglob, int *rv, struct glob_limit *limit, locale_t loc)
{
int i;
Char *lm, *ls;
-@@ -310,7 +350,7 @@ globexp2(ptr, pattern, pglob, rv, limit)
+@@ -297,7 +343,7 @@ globexp2(const Char *ptr, const Char *pa
/* Non matching braces; just glob the pattern */
if (i != 0 || *pe == EOS) {
return 0;
}
-@@ -357,7 +397,7 @@ globexp2(ptr, pattern, pglob, rv, limit)
+@@ -344,7 +390,7 @@ globexp2(const Char *ptr, const Char *pa
#ifdef DEBUG
qprintf("globexp2:", patbuf);
#endif
/* move after the comma, to the next string */
pl = pm + 1;
-@@ -373,10 +413,11 @@ globexp2(ptr, pattern, pglob, rv, limit)
+@@ -360,10 +406,11 @@ globexp2(const Char *ptr, const Char *pa
*/
-static const Char *
+__private_extern__ const Char *
- globtilde(pattern, patbuf, patbuf_len, pglob)
- const Char *pattern;
- Char *patbuf;
-@@ -438,6 +479,7 @@ globtilde(pattern, patbuf, patbuf_len, p
+ globtilde(const Char *pattern, Char *patbuf, size_t patbuf_len, glob_t *pglob)
+ {
+ struct passwd *pwd;
+@@ -421,6 +468,7 @@ globtilde(const Char *pattern, Char *pat
return patbuf;
}
/*
-@@ -447,13 +489,15 @@ globtilde(pattern, patbuf, patbuf_len, p
+@@ -430,7 +478,7 @@ globtilde(const Char *pattern, Char *pat
* if things went well, nonzero if errors occurred.
*/
static int
--glob0(pattern, pglob, limit)
-+glob0(pattern, pglob, limit, loc)
- const Char *pattern;
- glob_t *pglob;
- int *limit;
-+ locale_t loc;
+-glob0(const Char *pattern, glob_t *pglob, size_t *limit)
++glob0(const Char *pattern, glob_t *pglob, struct glob_limit *limit, locale_t loc)
{
const Char *qpatnext;
-- int c, err, oldpathc;
-+ Char c;
-+ int err, oldpathc;
- Char *bufnext, patbuf[MAXPATHLEN];
-
- qpatnext = globtilde(pattern, patbuf, MAXPATHLEN, pglob);
-@@ -462,6 +506,10 @@ glob0(pattern, pglob, limit)
+ int err;
+@@ -443,6 +491,10 @@ glob0(const Char *pattern, glob_t *pglob
/* We don't need to check for buffer overflow any more. */
while ((c = *qpatnext++) != EOS) {
switch (c) {
case LBRACKET:
c = *qpatnext;
-@@ -512,7 +560,7 @@ glob0(pattern, pglob, limit)
+@@ -493,7 +545,7 @@ glob0(const Char *pattern, glob_t *pglob
qprintf("glob0:", patbuf);
#endif
return(err);
/*
-@@ -525,7 +573,7 @@ glob0(pattern, pglob, limit)
+@@ -506,7 +558,7 @@ glob0(const Char *pattern, glob_t *pglob
if (((pglob->gl_flags & GLOB_NOCHECK) ||
((pglob->gl_flags & GLOB_NOMAGIC) &&
!(pglob->gl_flags & GLOB_MAGCHAR))))
else
return(GLOB_NOMATCH);
}
-@@ -535,18 +583,21 @@ glob0(pattern, pglob, limit)
+@@ -516,14 +568,16 @@ glob0(const Char *pattern, glob_t *pglob
return(0);
}
-static int
+#ifndef BUILDING_VARIANT
+__private_extern__ int
- compare(p, q)
- const void *p, *q;
+ compare(const void *p, const void *q)
{
- return(strcmp(*(char **)p, *(char **)q));
+ return(strcoll(*(char **)p, *(char **)q));
+#endif /* BUILDING_VARIANT */
static int
--glob1(pattern, pglob, limit)
-+glob1(pattern, pglob, limit, loc)
- Char *pattern;
- glob_t *pglob;
- int *limit;
-+ locale_t loc;
+-glob1(Char *pattern, glob_t *pglob, size_t *limit)
++glob1(Char *pattern, glob_t *pglob, struct glob_limit *limit, locale_t loc)
{
Char pathbuf[MAXPATHLEN];
-@@ -554,7 +605,7 @@ glob1(pattern, pglob, limit)
+@@ -531,7 +585,7 @@ glob1(Char *pattern, glob_t *pglob, size
if (*pattern == EOS)
return(0);
return(glob2(pathbuf, pathbuf, pathbuf + MAXPATHLEN - 1,
}
/*
-@@ -563,10 +614,11 @@ glob1(pattern, pglob, limit)
- * meta characters.
+@@ -541,7 +595,7 @@ glob1(Char *pattern, glob_t *pglob, size
*/
static int
--glob2(pathbuf, pathend, pathend_last, pattern, pglob, limit)
-+glob2(pathbuf, pathend, pathend_last, pattern, pglob, limit, loc)
- Char *pathbuf, *pathend, *pathend_last, *pattern;
- glob_t *pglob;
- int *limit;
-+ locale_t loc;
+ glob2(Char *pathbuf, Char *pathend, Char *pathend_last, Char *pattern,
+- glob_t *pglob, size_t *limit)
++ glob_t *pglob, struct glob_limit *limit, locale_t loc)
{
struct stat sb;
Char *p, *q;
-@@ -579,13 +631,13 @@ glob2(pathbuf, pathend, pathend_last, pa
+@@ -554,13 +608,20 @@ glob2(Char *pathbuf, Char *pathend, Char
for (anymeta = 0;;) {
if (*pattern == EOS) { /* End of pattern? */
*pathend = EOS;
+ if (g_lstat(pathbuf, &sb, pglob, loc))
return(0);
++ if ((pglob->gl_flags & GLOB_LIMIT) &&
++ limit->l_stat++ >= GLOB_LIMIT_STAT) {
++ errno = 0;
++ *pathend++ = SEP;
++ *pathend = EOS;
++ return GLOB_NOSPACE;
++ }
if (((pglob->gl_flags & GLOB_MARK) &&
pathend[-1] != SEP) && (S_ISDIR(sb.st_mode)
|| (S_ISLNK(sb.st_mode) &&
S_ISDIR(sb.st_mode)))) {
if (pathend + 1 > pathend_last)
return (GLOB_ABORTED);
-@@ -593,7 +645,7 @@ glob2(pathbuf, pathend, pathend_last, pa
+@@ -568,7 +629,7 @@ glob2(Char *pathbuf, Char *pathend, Char
*pathend = EOS;
}
++pglob->gl_matchc;
}
/* Find end of next segment, copy tentatively to pathend. */
-@@ -617,16 +669,17 @@ glob2(pathbuf, pathend, pathend_last, pa
+@@ -592,7 +653,7 @@ glob2(Char *pathbuf, Char *pathend, Char
}
} else /* Need expansion, recurse. */
return(glob3(pathbuf, pathend, pathend_last, pattern, p,
}
/* NOTREACHED */
}
-
+@@ -600,7 +661,7 @@ glob2(Char *pathbuf, Char *pathend, Char
static int
--glob3(pathbuf, pathend, pathend_last, pattern, restpattern, pglob, limit)
-+glob3(pathbuf, pathend, pathend_last, pattern, restpattern, pglob, limit, loc)
- Char *pathbuf, *pathend, *pathend_last, *pattern, *restpattern;
- glob_t *pglob;
- int *limit;
-+ locale_t loc;
+ glob3(Char *pathbuf, Char *pathend, Char *pathend_last,
+ Char *pattern, Char *restpattern,
+- glob_t *pglob, size_t *limit)
++ glob_t *pglob, struct glob_limit *limit, locale_t loc)
{
struct dirent *dp;
DIR *dirp;
-@@ -646,15 +699,22 @@ glob3(pathbuf, pathend, pathend_last, pa
+@@ -620,15 +681,22 @@ glob3(Char *pathbuf, Char *pathend, Char
*pathend = EOS;
errno = 0;
return(0);
}
-@@ -679,7 +739,7 @@ glob3(pathbuf, pathend, pathend_last, pa
+@@ -646,6 +714,14 @@ glob3(Char *pathbuf, Char *pathend, Char
+ size_t clen;
+ mbstate_t mbs;
+
++ if ((pglob->gl_flags & GLOB_LIMIT) &&
++ limit->l_readdir++ >= GLOB_LIMIT_READDIR) {
++ errno = 0;
++ *pathend++ = SEP;
++ *pathend = EOS;
++ return GLOB_NOSPACE;
++ }
++
+ /* Initial DOT must be matched literally. */
+ if (dp->d_name[0] == DOT && *pattern != DOT)
+ continue;
+@@ -653,7 +729,7 @@ glob3(Char *pathbuf, Char *pathend, Char
dc = pathend;
- sc = (u_char *) dp->d_name;
+ sc = dp->d_name;
while (dc < pathend_last) {
- clen = mbrtowc(&wc, sc, MB_LEN_MAX, &mbs);
-+ clen = mbrtowc_l(&wc, (const char *)sc, MB_LEN_MAX, &mbs, loc);
++ clen = mbrtowc_l(&wc, sc, MB_LEN_MAX, &mbs, loc);
if (clen == (size_t)-1 || clen == (size_t)-2) {
wc = *sc;
clen = 1;
-@@ -689,12 +749,12 @@ glob3(pathbuf, pathend, pathend_last, pa
+@@ -663,12 +739,12 @@ glob3(Char *pathbuf, Char *pathend, Char
break;
sc += clen;
}
if (err)
break;
}
-@@ -707,6 +767,7 @@ glob3(pathbuf, pathend, pathend_last, pa
+@@ -681,6 +757,7 @@ glob3(Char *pathbuf, Char *pathend, Char
}
/*
* Extend the gl_pathv member of a glob_t structure to accomodate a new item,
* add the new item, and update gl_pathc.
-@@ -721,11 +782,12 @@ glob3(pathbuf, pathend, pathend_last, pa
+@@ -695,20 +772,18 @@ glob3(Char *pathbuf, Char *pathend, Char
* Either gl_pathc is zero and gl_pathv is NULL; or gl_pathc > 0 and
* gl_pathv points to (gl_offs + gl_pathc + 1) items.
*/
-static int
--globextend(path, pglob, limit)
+-globextend(const Char *path, glob_t *pglob, size_t *limit)
+__private_extern__ int
-+globextend(path, pglob, limit, loc)
- const Char *path;
- glob_t *pglob;
- int *limit;
-+ locale_t loc;
++globextend(const Char *path, glob_t *pglob, struct glob_limit *limit, locale_t loc)
{
char **pathv;
- int i;
-@@ -760,9 +822,9 @@ globextend(path, pglob, limit)
+ size_t i, newsize, len;
+ char *copy;
+ const Char *p;
+
+- if (*limit && pglob->gl_pathc > *limit) {
+- errno = 0;
+- return (GLOB_NOSPACE);
+- }
+-
+ newsize = sizeof(*pathv) * (2 + pglob->gl_pathc + pglob->gl_offs);
++ if ((pglob->gl_flags & GLOB_LIMIT) &&
++ newsize > GLOB_LIMIT_PATH * sizeof(*pathv))
++ goto nospace;
+ pathv = pglob->gl_pathv ?
+ realloc((char *)pglob->gl_pathv, newsize) :
+ malloc(newsize);
+@@ -730,24 +805,33 @@ globextend(const Char *path, glob_t *pgl
for (p = path; *p++;)
continue;
- len = MB_CUR_MAX * (size_t)(p - path); /* XXX overallocation */
+ len = MB_CUR_MAX_L(loc) * (size_t)(p - path); /* XXX overallocation */
++ limit->l_string += len;
if ((copy = malloc(len)) != NULL) {
- if (g_Ctoc(path, copy, len)) {
+ if (g_Ctoc(path, copy, len, loc)) {
free(copy);
return (GLOB_NOSPACE);
}
-@@ -776,9 +838,10 @@ globextend(path, pglob, limit)
+ pathv[pglob->gl_offs + pglob->gl_pathc++] = copy;
+ }
+ pathv[pglob->gl_offs + pglob->gl_pathc] = NULL;
++
++ if ((pglob->gl_flags & GLOB_LIMIT) &&
++ (newsize + limit->l_string) >= GLOB_LIMIT_STRING)
++ goto nospace;
++
+ return(copy == NULL ? GLOB_NOSPACE : 0);
++nospace:
++ errno = 0;
++ return GLOB_NOSPACE;
+ }
+
+ /*
* pattern matching function for filenames. Each occurrence of the *
* pattern causes a recursion level.
*/
-static int
--match(name, pat, patend)
+-match(Char *name, Char *pat, Char *patend)
+__private_extern__ int
-+match(name, pat, patend, loc)
- Char *name, *pat, *patend;
-+ locale_t loc;
++match(Char *name, Char *pat, Char *patend, locale_t loc)
{
int ok, negate_range;
Char c, k;
-@@ -790,7 +853,7 @@ match(name, pat, patend)
+@@ -759,7 +843,7 @@ match(Char *name, Char *pat, Char *paten
if (pat == patend)
return(1);
do
return(1);
while (*name++ != EOS);
return(0);
-@@ -806,10 +869,10 @@ match(name, pat, patend)
+@@ -775,10 +859,10 @@ match(Char *name, Char *pat, Char *paten
++pat;
while (((c = *pat++) & M_MASK) != M_END)
if ((*pat & M_MASK) == M_RNG) {
)
ok = 1;
pat += 2;
-@@ -844,18 +907,20 @@ globfree(pglob)
+@@ -812,16 +896,17 @@ globfree(glob_t *pglob)
pglob->gl_pathv = NULL;
}
}
+#endif /* !BUILDING_VARIANT */
static DIR *
--g_opendir(str, pglob)
-+g_opendir(str, pglob, loc)
- Char *str;
- glob_t *pglob;
-+ locale_t loc;
+-g_opendir(Char *str, glob_t *pglob)
++g_opendir(Char *str, glob_t *pglob, locale_t loc)
{
char buf[MAXPATHLEN];
return (NULL);
}
-@@ -866,14 +931,15 @@ g_opendir(str, pglob)
+@@ -832,11 +917,11 @@ g_opendir(Char *str, glob_t *pglob)
}
static int
--g_lstat(fn, sb, pglob)
-+g_lstat(fn, sb, pglob, loc)
- Char *fn;
- struct stat *sb;
- glob_t *pglob;
-+ locale_t loc;
+-g_lstat(Char *fn, struct stat *sb, glob_t *pglob)
++g_lstat(Char *fn, struct stat *sb, glob_t *pglob, locale_t loc)
{
char buf[MAXPATHLEN];
errno = ENAMETOOLONG;
return (-1);
}
-@@ -883,14 +949,15 @@ g_lstat(fn, sb, pglob)
+@@ -846,11 +931,11 @@ g_lstat(Char *fn, struct stat *sb, glob_
}
static int
--g_stat(fn, sb, pglob)
-+g_stat(fn, sb, pglob, loc)
- Char *fn;
- struct stat *sb;
- glob_t *pglob;
-+ locale_t loc;
+-g_stat(Char *fn, struct stat *sb, glob_t *pglob)
++g_stat(Char *fn, struct stat *sb, glob_t *pglob, locale_t loc)
{
char buf[MAXPATHLEN];
errno = ENAMETOOLONG;
return (-1);
}
-@@ -899,7 +966,8 @@ g_stat(fn, sb, pglob)
+@@ -859,7 +944,8 @@ g_stat(Char *fn, struct stat *sb, glob_t
return(stat(buf, sb));
}
--static Char *
+-static const Char *
+#ifndef BUILDING_VARIANT
-+__private_extern__ Char *
- g_strchr(str, ch)
- Char *str;
- wchar_t ch;
-@@ -911,18 +979,20 @@ g_strchr(str, ch)
++__private_extern__ const Char *
+ g_strchr(const Char *str, wchar_t ch)
+ {
+
+@@ -870,15 +956,16 @@ g_strchr(const Char *str, wchar_t ch)
return (NULL);
}
-static int
--g_Ctoc(str, buf, len)
+-g_Ctoc(const Char *str, char *buf, size_t len)
+__private_extern__ int
-+g_Ctoc(str, buf, len, loc)
- const Char *str;
- char *buf;
- u_int len;
-+ locale_t loc;
++g_Ctoc(const Char *str, char *buf, size_t len, locale_t loc)
{
mbstate_t mbs;
size_t clen;
if (clen == (size_t)-1)
return (1);
if (*str == L'\0')
-@@ -954,3 +1024,4 @@ qprintf(str, s)
+@@ -908,3 +995,4 @@ qprintf(const char *str, Char *s)
(void)printf("\n");
}
#endif
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
static char sccsid[] = "@(#)glob.c 8.3 (Berkeley) 10/13/93";
#endif /* LIBC_SCCS and not lint */
#include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/lib/libc/gen/glob.c,v 1.22 2004/07/29 03:48:52 tjr Exp $");
+__FBSDID("$FreeBSD: src/lib/libc/gen/glob.c,v 1.28 2010/05/12 17:44:00 gordon Exp $");
#include "xlocale_private.h"
#include "collate.h"
+#define GLOB_LIMIT_STRING 65536 /* number of readdirs */
+#define GLOB_LIMIT_STAT 128 /* number of stat system calls */
+#define GLOB_LIMIT_READDIR 16384 /* total buffer size of path strings */
+#define GLOB_LIMIT_PATH 1024 /* number of path elements */
+#define GLOB_LIMIT_BRACE 128 /* Number of brace calls */
+
+struct glob_limit {
+ size_t l_string;
+ size_t l_stat;
+ size_t l_readdir;
+ size_t l_brace;
+};
+
#define DOLLAR '$'
#define DOT '.'
#define EOS '\0'
#define globextend __gl_globextend
#define globtilde __gl_globtilde
#define match __gl_match
-__private_extern__ int compare(const void *, const void *);
-__private_extern__ int g_Ctoc(const Char *, char *, u_int, locale_t);
-__private_extern__ Char *g_strchr(Char *, wchar_t);
-__private_extern__ int globextend(const Char *, glob_t *, int *, locale_t);
+__private_extern__ int compare(const void *, const void *);
+__private_extern__ int g_Ctoc(const Char *, char *, size_t, locale_t);
+__private_extern__ const Char *g_strchr(const Char *, wchar_t);
+__private_extern__ int globextend(const Char *, glob_t *, struct glob_limit *, locale_t);
__private_extern__ const Char *
globtilde(const Char *, Char *, size_t, glob_t *);
-__private_extern__ int match(Char *, Char *, Char *, locale_t);
+__private_extern__ int match(Char *, Char *, Char *, locale_t);
static int g_lstat(Char *, struct stat *, glob_t *, locale_t);
static Char *g_strcat(Char *, const Char *);
#endif
static int g_stat(Char *, struct stat *, glob_t *, locale_t);
-static int glob0(const Char *, glob_t *, int *, locale_t);
-static int glob1(Char *, glob_t *, int *, locale_t);
-static int glob2(Char *, Char *, Char *, Char *, glob_t *, int *, locale_t);
-static int glob3(Char *, Char *, Char *, Char *, Char *, glob_t *, int *, locale_t);
-static int globexp1(const Char *, glob_t *, int *, locale_t);
-static int globexp2(const Char *, const Char *, glob_t *, int *, int *, locale_t);
+static int glob0(const Char *, glob_t *, struct glob_limit *, locale_t);
+static int glob1(Char *, glob_t *, struct glob_limit *, locale_t);
+static int glob2(Char *, Char *, Char *, Char *, glob_t *, struct glob_limit *, locale_t);
+static int glob3(Char *, Char *, Char *, Char *, Char *, glob_t *, struct glob_limit *, locale_t);
+static int globexp1(const Char *, glob_t *, struct glob_limit *, locale_t);
+static int globexp2(const Char *, const Char *, glob_t *, int *, struct glob_limit *, locale_t);
#ifdef DEBUG
static void qprintf(const char *, Char *);
#endif
static int
-__glob(pattern, pglob)
- const char *pattern;
- glob_t *pglob;
+__glob(const char *pattern, glob_t *pglob)
{
- const u_char *patnext;
- int limit;
+ const char *patnext;
+ struct glob_limit limit = { 0, 0, 0, 0 };
Char *bufnext, *bufend, patbuf[MAXPATHLEN], prot;
mbstate_t mbs;
wchar_t wc;
locale_t loc = __current_locale();
int mb_cur_max = MB_CUR_MAX_L(loc);
- patnext = (u_char *) pattern;
+ patnext = pattern;
if (!(pglob->gl_flags & GLOB_APPEND)) {
pglob->gl_pathc = 0;
pglob->gl_pathv = NULL;
if (!(pglob->gl_flags & GLOB_DOOFFS))
pglob->gl_offs = 0;
}
- if (pglob->gl_flags & GLOB_LIMIT) {
- limit = pglob->gl_matchc;
- if (limit == 0)
- limit = ARG_MAX;
- } else
- limit = 0;
pglob->gl_matchc = 0;
bufnext = patbuf;
if (pglob->gl_flags & GLOB_NOESCAPE) {
memset(&mbs, 0, sizeof(mbs));
while (bufend - bufnext >= mb_cur_max) {
- clen = mbrtowc_l(&wc, (const char *)patnext, MB_LEN_MAX, &mbs, loc);
+ clen = mbrtowc_l(&wc, patnext, MB_LEN_MAX, &mbs, loc);
if (clen == (size_t)-1 || clen == (size_t)-2)
return (GLOB_NOMATCH);
else if (clen == 0)
prot = M_PROTECT;
} else
prot = 0;
- clen = mbrtowc_l(&wc, (const char *)patnext, MB_LEN_MAX, &mbs, loc);
+ clen = mbrtowc_l(&wc, patnext, MB_LEN_MAX, &mbs, loc);
if (clen == (size_t)-1 || clen == (size_t)-2)
return (GLOB_NOMATCH);
else if (clen == 0)
}
int
-glob(pattern, flags, errfunc, pglob)
- const char *pattern;
- int flags, (*errfunc)(const char *, int);
- glob_t *pglob;
+glob(const char *pattern, int flags, int (*errfunc)(const char *, int), glob_t *pglob)
{
#ifdef __BLOCKS__
pglob->gl_flags = flags & ~(GLOB_MAGCHAR | _GLOB_ERR_BLOCK);
#ifdef __BLOCKS__
int
-glob_b(pattern, flags, errblk, pglob)
- const char *pattern;
- int flags, (^errblk)(const char *, int);
- glob_t *pglob;
+glob_b(const char *pattern, int flags, int (^errblk)(const char *, int), glob_t *pglob)
{
pglob->gl_flags = flags & ~GLOB_MAGCHAR;
pglob->gl_flags |= _GLOB_ERR_BLOCK;
* characters
*/
static int
-globexp1(pattern, pglob, limit, loc)
- const Char *pattern;
- glob_t *pglob;
- int *limit;
- locale_t loc;
+globexp1(const Char *pattern, glob_t *pglob, struct glob_limit *limit, locale_t loc)
{
const Char* ptr = pattern;
int rv;
+ if ((pglob->gl_flags & GLOB_LIMIT) &&
+ limit->l_brace++ >= GLOB_LIMIT_BRACE) {
+ errno = 0;
+ return GLOB_NOSPACE;
+ }
+
/* Protect a single {}, for find(1), like csh */
if (pattern[0] == LBRACE && pattern[1] == RBRACE && pattern[2] == EOS)
return glob0(pattern, pglob, limit, loc);
- while ((ptr = (const Char *) g_strchr((Char *) ptr, LBRACE)) != NULL)
+ while ((ptr = g_strchr(ptr, LBRACE)) != NULL)
if (!globexp2(ptr, pattern, pglob, &rv, limit, loc))
return rv;
* If it fails then it tries to glob the rest of the pattern and returns.
*/
static int
-globexp2(ptr, pattern, pglob, rv, limit, loc)
- const Char *ptr, *pattern;
- glob_t *pglob;
- int *rv, *limit;
- locale_t loc;
+globexp2(const Char *ptr, const Char *pattern, glob_t *pglob, int *rv, struct glob_limit *limit, locale_t loc)
{
int i;
Char *lm, *ls;
- const Char *pe, *pm, *pl;
+ const Char *pe, *pm, *pm1, *pl;
Char patbuf[MAXPATHLEN];
/* copy part up to the brace */
switch (*pm) {
case LBRACKET:
/* Ignore everything between [] */
- for (pl = pm++; *pm != RBRACKET && *pm != EOS; pm++)
+ for (pm1 = pm++; *pm != RBRACKET && *pm != EOS; pm++)
continue;
if (*pm == EOS) {
/*
* We could not find a matching RBRACKET.
* Ignore and just look for RBRACE
*/
- pm = pl;
+ pm = pm1;
}
break;
* expand tilde from the passwd file.
*/
__private_extern__ const Char *
-globtilde(pattern, patbuf, patbuf_len, pglob)
- const Char *pattern;
- Char *patbuf;
- size_t patbuf_len;
- glob_t *pglob;
+globtilde(const Char *pattern, Char *patbuf, size_t patbuf_len, glob_t *pglob)
{
struct passwd *pwd;
char *h;
* if things went well, nonzero if errors occurred.
*/
static int
-glob0(pattern, pglob, limit, loc)
- const Char *pattern;
- glob_t *pglob;
- int *limit;
- locale_t loc;
+glob0(const Char *pattern, glob_t *pglob, struct glob_limit *limit, locale_t loc)
{
const Char *qpatnext;
- Char c;
- int err, oldpathc;
- Char *bufnext, patbuf[MAXPATHLEN];
+ int err;
+ size_t oldpathc;
+ Char *bufnext, c, patbuf[MAXPATHLEN];
qpatnext = globtilde(pattern, patbuf, MAXPATHLEN, pglob);
oldpathc = pglob->gl_pathc;
if (c == NOT)
++qpatnext;
if (*qpatnext == EOS ||
- g_strchr((Char *) qpatnext+1, RBRACKET) == NULL) {
+ g_strchr(qpatnext+1, RBRACKET) == NULL) {
*bufnext++ = LBRACKET;
if (c == NOT)
--qpatnext;
#ifndef BUILDING_VARIANT
__private_extern__ int
-compare(p, q)
- const void *p, *q;
+compare(const void *p, const void *q)
{
return(strcoll(*(char **)p, *(char **)q));
}
#endif /* BUILDING_VARIANT */
static int
-glob1(pattern, pglob, limit, loc)
- Char *pattern;
- glob_t *pglob;
- int *limit;
- locale_t loc;
+glob1(Char *pattern, glob_t *pglob, struct glob_limit *limit, locale_t loc)
{
Char pathbuf[MAXPATHLEN];
* meta characters.
*/
static int
-glob2(pathbuf, pathend, pathend_last, pattern, pglob, limit, loc)
- Char *pathbuf, *pathend, *pathend_last, *pattern;
- glob_t *pglob;
- int *limit;
- locale_t loc;
+glob2(Char *pathbuf, Char *pathend, Char *pathend_last, Char *pattern,
+ glob_t *pglob, struct glob_limit *limit, locale_t loc)
{
struct stat sb;
Char *p, *q;
if (g_lstat(pathbuf, &sb, pglob, loc))
return(0);
+ if ((pglob->gl_flags & GLOB_LIMIT) &&
+ limit->l_stat++ >= GLOB_LIMIT_STAT) {
+ errno = 0;
+ *pathend++ = SEP;
+ *pathend = EOS;
+ return GLOB_NOSPACE;
+ }
if (((pglob->gl_flags & GLOB_MARK) &&
pathend[-1] != SEP) && (S_ISDIR(sb.st_mode)
|| (S_ISLNK(sb.st_mode) &&
}
static int
-glob3(pathbuf, pathend, pathend_last, pattern, restpattern, pglob, limit, loc)
- Char *pathbuf, *pathend, *pathend_last, *pattern, *restpattern;
- glob_t *pglob;
- int *limit;
- locale_t loc;
+glob3(Char *pathbuf, Char *pathend, Char *pathend_last,
+ Char *pattern, Char *restpattern,
+ glob_t *pglob, struct glob_limit *limit, locale_t loc)
{
struct dirent *dp;
DIR *dirp;
else
readdirfunc = readdir;
while ((dp = (*readdirfunc)(dirp))) {
- u_char *sc;
+ char *sc;
Char *dc;
wchar_t wc;
size_t clen;
mbstate_t mbs;
+ if ((pglob->gl_flags & GLOB_LIMIT) &&
+ limit->l_readdir++ >= GLOB_LIMIT_READDIR) {
+ errno = 0;
+ *pathend++ = SEP;
+ *pathend = EOS;
+ return GLOB_NOSPACE;
+ }
+
/* Initial DOT must be matched literally. */
if (dp->d_name[0] == DOT && *pattern != DOT)
continue;
memset(&mbs, 0, sizeof(mbs));
dc = pathend;
- sc = (u_char *) dp->d_name;
+ sc = dp->d_name;
while (dc < pathend_last) {
- clen = mbrtowc_l(&wc, (const char *)sc, MB_LEN_MAX, &mbs, loc);
+ clen = mbrtowc_l(&wc, sc, MB_LEN_MAX, &mbs, loc);
if (clen == (size_t)-1 || clen == (size_t)-2) {
wc = *sc;
clen = 1;
* gl_pathv points to (gl_offs + gl_pathc + 1) items.
*/
__private_extern__ int
-globextend(path, pglob, limit, loc)
- const Char *path;
- glob_t *pglob;
- int *limit;
- locale_t loc;
+globextend(const Char *path, glob_t *pglob, struct glob_limit *limit, locale_t loc)
{
char **pathv;
- int i;
- u_int newsize, len;
+ size_t i, newsize, len;
char *copy;
const Char *p;
- if (*limit && pglob->gl_pathc > *limit) {
- errno = 0;
- return (GLOB_NOSPACE);
- }
-
newsize = sizeof(*pathv) * (2 + pglob->gl_pathc + pglob->gl_offs);
+ if ((pglob->gl_flags & GLOB_LIMIT) &&
+ newsize > GLOB_LIMIT_PATH * sizeof(*pathv))
+ goto nospace;
pathv = pglob->gl_pathv ?
realloc((char *)pglob->gl_pathv, newsize) :
malloc(newsize);
if (pglob->gl_pathv == NULL && pglob->gl_offs > 0) {
/* first time around -- clear initial gl_offs items */
pathv += pglob->gl_offs;
- for (i = pglob->gl_offs; --i >= 0; )
+ for (i = pglob->gl_offs + 1; --i > 0; )
*--pathv = NULL;
}
pglob->gl_pathv = pathv;
for (p = path; *p++;)
continue;
len = MB_CUR_MAX_L(loc) * (size_t)(p - path); /* XXX overallocation */
+ limit->l_string += len;
if ((copy = malloc(len)) != NULL) {
if (g_Ctoc(path, copy, len, loc)) {
free(copy);
pathv[pglob->gl_offs + pglob->gl_pathc++] = copy;
}
pathv[pglob->gl_offs + pglob->gl_pathc] = NULL;
+
+ if ((pglob->gl_flags & GLOB_LIMIT) &&
+ (newsize + limit->l_string) >= GLOB_LIMIT_STRING)
+ goto nospace;
+
return(copy == NULL ? GLOB_NOSPACE : 0);
+nospace:
+ errno = 0;
+ return GLOB_NOSPACE;
}
/*
* pattern causes a recursion level.
*/
__private_extern__ int
-match(name, pat, patend, loc)
- Char *name, *pat, *patend;
- locale_t loc;
+match(Char *name, Char *pat, Char *patend, locale_t loc)
{
int ok, negate_range;
Char c, k;
/* Free allocated data belonging to a glob_t structure. */
void
-globfree(pglob)
- glob_t *pglob;
+globfree(glob_t *pglob)
{
- int i;
+ size_t i;
char **pp;
if (pglob->gl_pathv != NULL) {
#endif /* !BUILDING_VARIANT */
static DIR *
-g_opendir(str, pglob, loc)
- Char *str;
- glob_t *pglob;
- locale_t loc;
+g_opendir(Char *str, glob_t *pglob, locale_t loc)
{
char buf[MAXPATHLEN];
}
static int
-g_lstat(fn, sb, pglob, loc)
- Char *fn;
- struct stat *sb;
- glob_t *pglob;
- locale_t loc;
+g_lstat(Char *fn, struct stat *sb, glob_t *pglob, locale_t loc)
{
char buf[MAXPATHLEN];
}
static int
-g_stat(fn, sb, pglob, loc)
- Char *fn;
- struct stat *sb;
- glob_t *pglob;
- locale_t loc;
+g_stat(Char *fn, struct stat *sb, glob_t *pglob, locale_t loc)
{
char buf[MAXPATHLEN];
}
#ifndef BUILDING_VARIANT
-__private_extern__ Char *
-g_strchr(str, ch)
- Char *str;
- wchar_t ch;
+__private_extern__ const Char *
+g_strchr(const Char *str, wchar_t ch)
{
+
do {
if (*str == ch)
return (str);
}
__private_extern__ int
-g_Ctoc(str, buf, len, loc)
- const Char *str;
- char *buf;
- u_int len;
- locale_t loc;
+g_Ctoc(const Char *str, char *buf, size_t len, locale_t loc)
{
mbstate_t mbs;
size_t clen;
#ifdef DEBUG
static void
-qprintf(str, s)
- const char *str;
- Char *s;
+qprintf(const char *str, Char *s)
{
Char *p;
projects / apple / libc.git / commitdiff
