/*
|
/*
|
* Copyright (c) 1989, 1993
|
* Copyright (c) 1989, 1993
|
* The Regents of the University of California. All rights reserved.
|
* The Regents of the University of California. All rights reserved.
|
*
|
*
|
* This code is derived from software contributed to Berkeley by
|
* This code is derived from software contributed to Berkeley by
|
* Guido van Rossum.
|
* Guido van Rossum.
|
*
|
*
|
* Redistribution and use in source and binary forms, with or without
|
* Redistribution and use in source and binary forms, with or without
|
* modification, are permitted provided that the following conditions
|
* modification, are permitted provided that the following conditions
|
* are met:
|
* are met:
|
* 1. Redistributions of source code must retain the above copyright
|
* 1. Redistributions of source code must retain the above copyright
|
* notice, this list of conditions and the following disclaimer.
|
* notice, this list of conditions and the following disclaimer.
|
* 2. Redistributions in binary form must reproduce the above copyright
|
* 2. Redistributions in binary form must reproduce the above copyright
|
* notice, this list of conditions and the following disclaimer in the
|
* notice, this list of conditions and the following disclaimer in the
|
* documentation and/or other materials provided with the distribution.
|
* documentation and/or other materials provided with the distribution.
|
* 4. Neither the name of the University nor the names of 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
|
* may be used to endorse or promote products derived from this software
|
* without specific prior written permission.
|
* without specific prior written permission.
|
*
|
*
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
* SUCH DAMAGE.
|
* SUCH DAMAGE.
|
*/
|
*/
|
|
|
#ifndef _NO_GLOB
|
#ifndef _NO_GLOB
|
|
|
#if defined(LIBC_SCCS) && !defined(lint)
|
#if defined(LIBC_SCCS) && !defined(lint)
|
static char sccsid[] = "@(#)glob.c 8.3 (Berkeley) 10/13/93";
|
static char sccsid[] = "@(#)glob.c 8.3 (Berkeley) 10/13/93";
|
#endif /* LIBC_SCCS and not lint */
|
#endif /* LIBC_SCCS and not lint */
|
#include <sys/cdefs.h>
|
#include <sys/cdefs.h>
|
|
|
/*
|
/*
|
* glob(3) -- a superset of the one defined in POSIX 1003.2.
|
* glob(3) -- a superset of the one defined in POSIX 1003.2.
|
*
|
*
|
* The [!...] convention to negate a range is supported (SysV, Posix, ksh).
|
* The [!...] convention to negate a range is supported (SysV, Posix, ksh).
|
*
|
*
|
* Optional extra services, controlled by flags not defined by POSIX:
|
* Optional extra services, controlled by flags not defined by POSIX:
|
*
|
*
|
* GLOB_QUOTE:
|
* GLOB_QUOTE:
|
* Escaping convention: \ inhibits any special meaning the following
|
* Escaping convention: \ inhibits any special meaning the following
|
* character might have (except \ at end of string is retained).
|
* character might have (except \ at end of string is retained).
|
* GLOB_MAGCHAR:
|
* GLOB_MAGCHAR:
|
* Set in gl_flags if pattern contained a globbing character.
|
* Set in gl_flags if pattern contained a globbing character.
|
* GLOB_NOMAGIC:
|
* GLOB_NOMAGIC:
|
* Same as GLOB_NOCHECK, but it will only append pattern if it did
|
* Same as GLOB_NOCHECK, but it will only append pattern if it did
|
* not contain any magic characters. [Used in csh style globbing]
|
* not contain any magic characters. [Used in csh style globbing]
|
* GLOB_ALTDIRFUNC:
|
* GLOB_ALTDIRFUNC:
|
* Use alternately specified directory access functions.
|
* Use alternately specified directory access functions.
|
* GLOB_TILDE:
|
* GLOB_TILDE:
|
* expand ~user/foo to the /home/dir/of/user/foo
|
* expand ~user/foo to the /home/dir/of/user/foo
|
* GLOB_BRACE:
|
* GLOB_BRACE:
|
* expand {1,2}{a,b} to 1a 1b 2a 2b
|
* expand {1,2}{a,b} to 1a 1b 2a 2b
|
* gl_matchc:
|
* gl_matchc:
|
* Number of matches in the current invocation of glob.
|
* Number of matches in the current invocation of glob.
|
*/
|
*/
|
|
|
#include <sys/param.h>
|
#include <sys/param.h>
|
#include <sys/types.h>
|
#include <sys/types.h>
|
#include <sys/stat.h>
|
#include <sys/stat.h>
|
|
|
#include <ctype.h>
|
#include <ctype.h>
|
#include <dirent.h>
|
#include <dirent.h>
|
#include <errno.h>
|
#include <errno.h>
|
#include <glob.h>
|
#include <glob.h>
|
#include <pwd.h>
|
#include <pwd.h>
|
#include <stdio.h>
|
#include <stdio.h>
|
#include <stdlib.h>
|
#include <stdlib.h>
|
#include <string.h>
|
#include <string.h>
|
#include <unistd.h>
|
#include <unistd.h>
|
#include <limits.h>
|
#include <limits.h>
|
|
|
#include "collate.h"
|
#include "collate.h"
|
|
|
#define DOLLAR '$'
|
#define DOLLAR '$'
|
#define DOT '.'
|
#define DOT '.'
|
#define EOS '\0'
|
#define EOS '\0'
|
#define LBRACKET '['
|
#define LBRACKET '['
|
#define NOT '!'
|
#define NOT '!'
|
#define QUESTION '?'
|
#define QUESTION '?'
|
#define QUOTE '\\'
|
#define QUOTE '\\'
|
#define RANGE '-'
|
#define RANGE '-'
|
#define RBRACKET ']'
|
#define RBRACKET ']'
|
#define SEP '/'
|
#define SEP '/'
|
#define STAR '*'
|
#define STAR '*'
|
#define TILDE '~'
|
#define TILDE '~'
|
#define UNDERSCORE '_'
|
#define UNDERSCORE '_'
|
#define LBRACE '{'
|
#define LBRACE '{'
|
#define RBRACE '}'
|
#define RBRACE '}'
|
#define SLASH '/'
|
#define SLASH '/'
|
#define COMMA ','
|
#define COMMA ','
|
|
|
#ifndef DEBUG
|
#ifndef DEBUG
|
|
|
#define M_QUOTE 0x8000
|
#define M_QUOTE 0x8000
|
#define M_PROTECT 0x4000
|
#define M_PROTECT 0x4000
|
#define M_MASK 0xffff
|
#define M_MASK 0xffff
|
#define M_ASCII 0x00ff
|
#define M_ASCII 0x00ff
|
|
|
typedef u_short Char;
|
typedef u_short Char;
|
|
|
#else
|
#else
|
|
|
#define M_QUOTE 0x80
|
#define M_QUOTE 0x80
|
#define M_PROTECT 0x40
|
#define M_PROTECT 0x40
|
#define M_MASK 0xff
|
#define M_MASK 0xff
|
#define M_ASCII 0x7f
|
#define M_ASCII 0x7f
|
|
|
typedef char Char;
|
typedef char Char;
|
|
|
#endif
|
#endif
|
|
|
|
|
#define CHAR(c) ((Char)((c)&M_ASCII))
|
#define CHAR(c) ((Char)((c)&M_ASCII))
|
#define META(c) ((Char)((c)|M_QUOTE))
|
#define META(c) ((Char)((c)|M_QUOTE))
|
#define M_ALL META('*')
|
#define M_ALL META('*')
|
#define M_END META(']')
|
#define M_END META(']')
|
#define M_NOT META('!')
|
#define M_NOT META('!')
|
#define M_ONE META('?')
|
#define M_ONE META('?')
|
#define M_RNG META('-')
|
#define M_RNG META('-')
|
#define M_SET META('[')
|
#define M_SET META('[')
|
#define ismeta(c) (((c)&M_QUOTE) != 0)
|
#define ismeta(c) (((c)&M_QUOTE) != 0)
|
|
|
|
|
static int compare(const void *, const void *);
|
static int compare(const void *, const void *);
|
static int g_Ctoc(const Char *, char *, u_int);
|
static int g_Ctoc(const Char *, char *, u_int);
|
static int g_lstat(Char *, struct stat *, glob_t *);
|
static int g_lstat(Char *, struct stat *, glob_t *);
|
static DIR *g_opendir(Char *, glob_t *);
|
static DIR *g_opendir(Char *, glob_t *);
|
static Char *g_strchr(Char *, int);
|
static Char *g_strchr(Char *, int);
|
#ifdef notdef
|
#ifdef notdef
|
static Char *g_strcat(Char *, const Char *);
|
static Char *g_strcat(Char *, const Char *);
|
#endif
|
#endif
|
static int g_stat(Char *, struct stat *, glob_t *);
|
static int g_stat(Char *, struct stat *, glob_t *);
|
static int glob0(const Char *, glob_t *, int *);
|
static int glob0(const Char *, glob_t *, int *);
|
static int glob1(Char *, glob_t *, int *);
|
static int glob1(Char *, glob_t *, int *);
|
static int glob2(Char *, Char *, Char *, 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 glob3(Char *, Char *, Char *, Char *, Char *, glob_t *, int *);
|
static int globextend(const Char *, glob_t *, int *);
|
static int globextend(const Char *, glob_t *, int *);
|
static const Char *
|
static const Char *
|
globtilde(const Char *, Char *, size_t, glob_t *);
|
globtilde(const Char *, Char *, size_t, glob_t *);
|
static int globexp1(const Char *, glob_t *, int *);
|
static int globexp1(const Char *, glob_t *, int *);
|
static int globexp2(const Char *, const Char *, glob_t *, int *, int *);
|
static int globexp2(const Char *, const Char *, glob_t *, int *, int *);
|
static int match(Char *, Char *, Char *);
|
static int match(Char *, Char *, Char *);
|
#ifdef DEBUG
|
#ifdef DEBUG
|
static void qprintf(const char *, Char *);
|
static void qprintf(const char *, Char *);
|
#endif
|
#endif
|
|
|
int
|
int
|
glob(pattern, flags, errfunc, pglob)
|
glob(pattern, flags, errfunc, pglob)
|
const char *pattern;
|
const char *pattern;
|
int flags, (*errfunc)(const char *, int);
|
int flags, (*errfunc)(const char *, int);
|
glob_t *pglob;
|
glob_t *pglob;
|
{
|
{
|
const u_char *patnext;
|
const u_char *patnext;
|
int c, limit;
|
int c, limit;
|
Char *bufnext, *bufend, patbuf[MAXPATHLEN];
|
Char *bufnext, *bufend, patbuf[MAXPATHLEN];
|
|
|
patnext = (u_char *) pattern;
|
patnext = (u_char *) pattern;
|
if (!(flags & GLOB_APPEND)) {
|
if (!(flags & GLOB_APPEND)) {
|
pglob->gl_pathc = 0;
|
pglob->gl_pathc = 0;
|
pglob->gl_pathv = NULL;
|
pglob->gl_pathv = NULL;
|
if (!(flags & GLOB_DOOFFS))
|
if (!(flags & GLOB_DOOFFS))
|
pglob->gl_offs = 0;
|
pglob->gl_offs = 0;
|
}
|
}
|
if (flags & GLOB_LIMIT) {
|
if (flags & GLOB_LIMIT) {
|
limit = pglob->gl_matchc;
|
limit = pglob->gl_matchc;
|
if (limit == 0)
|
if (limit == 0)
|
limit = ARG_MAX;
|
limit = ARG_MAX;
|
} else
|
} else
|
limit = 0;
|
limit = 0;
|
pglob->gl_flags = flags & ~GLOB_MAGCHAR;
|
pglob->gl_flags = flags & ~GLOB_MAGCHAR;
|
pglob->gl_errfunc = errfunc;
|
pglob->gl_errfunc = errfunc;
|
pglob->gl_matchc = 0;
|
pglob->gl_matchc = 0;
|
|
|
bufnext = patbuf;
|
bufnext = patbuf;
|
bufend = bufnext + MAXPATHLEN - 1;
|
bufend = bufnext + MAXPATHLEN - 1;
|
if (flags & GLOB_QUOTE) {
|
if (flags & GLOB_QUOTE) {
|
/* Protect the quoted characters. */
|
/* Protect the quoted characters. */
|
while (bufnext < bufend && (c = *patnext++) != EOS)
|
while (bufnext < bufend && (c = *patnext++) != EOS)
|
if (c == QUOTE) {
|
if (c == QUOTE) {
|
if ((c = *patnext++) == EOS) {
|
if ((c = *patnext++) == EOS) {
|
c = QUOTE;
|
c = QUOTE;
|
--patnext;
|
--patnext;
|
}
|
}
|
*bufnext++ = c | M_PROTECT;
|
*bufnext++ = c | M_PROTECT;
|
}
|
}
|
else
|
else
|
*bufnext++ = c;
|
*bufnext++ = c;
|
}
|
}
|
else
|
else
|
while (bufnext < bufend && (c = *patnext++) != EOS)
|
while (bufnext < bufend && (c = *patnext++) != EOS)
|
*bufnext++ = c;
|
*bufnext++ = c;
|
*bufnext = EOS;
|
*bufnext = EOS;
|
|
|
if (flags & GLOB_BRACE)
|
if (flags & GLOB_BRACE)
|
return globexp1(patbuf, pglob, &limit);
|
return globexp1(patbuf, pglob, &limit);
|
else
|
else
|
return glob0(patbuf, pglob, &limit);
|
return glob0(patbuf, pglob, &limit);
|
}
|
}
|
|
|
/*
|
/*
|
* Expand recursively a glob {} pattern. When there is no more expansion
|
* Expand recursively a glob {} pattern. When there is no more expansion
|
* invoke the standard globbing routine to glob the rest of the magic
|
* invoke the standard globbing routine to glob the rest of the magic
|
* characters
|
* characters
|
*/
|
*/
|
static int
|
static int
|
globexp1(pattern, pglob, limit)
|
globexp1(pattern, pglob, limit)
|
const Char *pattern;
|
const Char *pattern;
|
glob_t *pglob;
|
glob_t *pglob;
|
int *limit;
|
int *limit;
|
{
|
{
|
const Char* ptr = pattern;
|
const Char* ptr = pattern;
|
int rv;
|
int rv;
|
|
|
/* Protect a single {}, for find(1), like csh */
|
/* Protect a single {}, for find(1), like csh */
|
if (pattern[0] == LBRACE && pattern[1] == RBRACE && pattern[2] == EOS)
|
if (pattern[0] == LBRACE && pattern[1] == RBRACE && pattern[2] == EOS)
|
return glob0(pattern, pglob, limit);
|
return glob0(pattern, pglob, limit);
|
|
|
while ((ptr = (const Char *) g_strchr((Char *) ptr, LBRACE)) != NULL)
|
while ((ptr = (const Char *) g_strchr((Char *) ptr, LBRACE)) != NULL)
|
if (!globexp2(ptr, pattern, pglob, &rv, limit))
|
if (!globexp2(ptr, pattern, pglob, &rv, limit))
|
return rv;
|
return rv;
|
|
|
return glob0(pattern, pglob, limit);
|
return glob0(pattern, pglob, limit);
|
}
|
}
|
|
|
|
|
/*
|
/*
|
* Recursive brace globbing helper. Tries to expand a single brace.
|
* Recursive brace globbing helper. Tries to expand a single brace.
|
* If it succeeds then it invokes globexp1 with the new pattern.
|
* If it succeeds then it invokes globexp1 with the new pattern.
|
* If it fails then it tries to glob the rest of the pattern and returns.
|
* If it fails then it tries to glob the rest of the pattern and returns.
|
*/
|
*/
|
static int
|
static int
|
globexp2(ptr, pattern, pglob, rv, limit)
|
globexp2(ptr, pattern, pglob, rv, limit)
|
const Char *ptr, *pattern;
|
const Char *ptr, *pattern;
|
glob_t *pglob;
|
glob_t *pglob;
|
int *rv, *limit;
|
int *rv, *limit;
|
{
|
{
|
int i;
|
int i;
|
Char *lm, *ls;
|
Char *lm, *ls;
|
const Char *pe, *pm, *pl;
|
const Char *pe, *pm, *pl;
|
Char patbuf[MAXPATHLEN];
|
Char patbuf[MAXPATHLEN];
|
|
|
/* copy part up to the brace */
|
/* copy part up to the brace */
|
for (lm = patbuf, pm = pattern; pm != ptr; *lm++ = *pm++)
|
for (lm = patbuf, pm = pattern; pm != ptr; *lm++ = *pm++)
|
continue;
|
continue;
|
*lm = EOS;
|
*lm = EOS;
|
ls = lm;
|
ls = lm;
|
|
|
/* Find the balanced brace */
|
/* Find the balanced brace */
|
for (i = 0, pe = ++ptr; *pe; pe++)
|
for (i = 0, pe = ++ptr; *pe; pe++)
|
if (*pe == LBRACKET) {
|
if (*pe == LBRACKET) {
|
/* Ignore everything between [] */
|
/* Ignore everything between [] */
|
for (pm = pe++; *pe != RBRACKET && *pe != EOS; pe++)
|
for (pm = pe++; *pe != RBRACKET && *pe != EOS; pe++)
|
continue;
|
continue;
|
if (*pe == EOS) {
|
if (*pe == EOS) {
|
/*
|
/*
|
* We could not find a matching RBRACKET.
|
* We could not find a matching RBRACKET.
|
* Ignore and just look for RBRACE
|
* Ignore and just look for RBRACE
|
*/
|
*/
|
pe = pm;
|
pe = pm;
|
}
|
}
|
}
|
}
|
else if (*pe == LBRACE)
|
else if (*pe == LBRACE)
|
i++;
|
i++;
|
else if (*pe == RBRACE) {
|
else if (*pe == RBRACE) {
|
if (i == 0)
|
if (i == 0)
|
break;
|
break;
|
i--;
|
i--;
|
}
|
}
|
|
|
/* Non matching braces; just glob the pattern */
|
/* Non matching braces; just glob the pattern */
|
if (i != 0 || *pe == EOS) {
|
if (i != 0 || *pe == EOS) {
|
*rv = glob0(patbuf, pglob, limit);
|
*rv = glob0(patbuf, pglob, limit);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
for (i = 0, pl = pm = ptr; pm <= pe; pm++)
|
for (i = 0, pl = pm = ptr; pm <= pe; pm++)
|
switch (*pm) {
|
switch (*pm) {
|
case LBRACKET:
|
case LBRACKET:
|
/* Ignore everything between [] */
|
/* Ignore everything between [] */
|
for (pl = pm++; *pm != RBRACKET && *pm != EOS; pm++)
|
for (pl = pm++; *pm != RBRACKET && *pm != EOS; pm++)
|
continue;
|
continue;
|
if (*pm == EOS) {
|
if (*pm == EOS) {
|
/*
|
/*
|
* We could not find a matching RBRACKET.
|
* We could not find a matching RBRACKET.
|
* Ignore and just look for RBRACE
|
* Ignore and just look for RBRACE
|
*/
|
*/
|
pm = pl;
|
pm = pl;
|
}
|
}
|
break;
|
break;
|
|
|
case LBRACE:
|
case LBRACE:
|
i++;
|
i++;
|
break;
|
break;
|
|
|
case RBRACE:
|
case RBRACE:
|
if (i) {
|
if (i) {
|
i--;
|
i--;
|
break;
|
break;
|
}
|
}
|
/* FALLTHROUGH */
|
/* FALLTHROUGH */
|
case COMMA:
|
case COMMA:
|
if (i && *pm == COMMA)
|
if (i && *pm == COMMA)
|
break;
|
break;
|
else {
|
else {
|
/* Append the current string */
|
/* Append the current string */
|
for (lm = ls; (pl < pm); *lm++ = *pl++)
|
for (lm = ls; (pl < pm); *lm++ = *pl++)
|
continue;
|
continue;
|
/*
|
/*
|
* Append the rest of the pattern after the
|
* Append the rest of the pattern after the
|
* closing brace
|
* closing brace
|
*/
|
*/
|
for (pl = pe + 1; (*lm++ = *pl++) != EOS;)
|
for (pl = pe + 1; (*lm++ = *pl++) != EOS;)
|
continue;
|
continue;
|
|
|
/* Expand the current pattern */
|
/* Expand the current pattern */
|
#ifdef DEBUG
|
#ifdef DEBUG
|
qprintf("globexp2:", patbuf);
|
qprintf("globexp2:", patbuf);
|
#endif
|
#endif
|
*rv = globexp1(patbuf, pglob, limit);
|
*rv = globexp1(patbuf, pglob, limit);
|
|
|
/* move after the comma, to the next string */
|
/* move after the comma, to the next string */
|
pl = pm + 1;
|
pl = pm + 1;
|
}
|
}
|
break;
|
break;
|
|
|
default:
|
default:
|
break;
|
break;
|
}
|
}
|
*rv = 0;
|
*rv = 0;
|
return 0;
|
return 0;
|
}
|
}
|
|
|
|
|
|
|
/*
|
/*
|
* expand tilde from the passwd file.
|
* expand tilde from the passwd file.
|
*/
|
*/
|
static const Char *
|
static const Char *
|
globtilde(pattern, patbuf, patbuf_len, pglob)
|
globtilde(pattern, patbuf, patbuf_len, pglob)
|
const Char *pattern;
|
const Char *pattern;
|
Char *patbuf;
|
Char *patbuf;
|
size_t patbuf_len;
|
size_t patbuf_len;
|
glob_t *pglob;
|
glob_t *pglob;
|
{
|
{
|
struct passwd *pwd;
|
struct passwd *pwd;
|
char *h;
|
char *h;
|
const Char *p;
|
const Char *p;
|
Char *b, *eb;
|
Char *b, *eb;
|
|
|
if (*pattern != TILDE || !(pglob->gl_flags & GLOB_TILDE))
|
if (*pattern != TILDE || !(pglob->gl_flags & GLOB_TILDE))
|
return pattern;
|
return pattern;
|
|
|
/*
|
/*
|
* Copy up to the end of the string or /
|
* Copy up to the end of the string or /
|
*/
|
*/
|
eb = &patbuf[patbuf_len - 1];
|
eb = &patbuf[patbuf_len - 1];
|
for (p = pattern + 1, h = (char *) patbuf;
|
for (p = pattern + 1, h = (char *) patbuf;
|
h < (char *)eb && *p && *p != SLASH; *h++ = *p++)
|
h < (char *)eb && *p && *p != SLASH; *h++ = *p++)
|
continue;
|
continue;
|
|
|
*h = EOS;
|
*h = EOS;
|
|
|
if (((char *) patbuf)[0] == EOS) {
|
if (((char *) patbuf)[0] == EOS) {
|
/*
|
/*
|
* handle a plain ~ or ~/ by expanding $HOME first (iff
|
* handle a plain ~ or ~/ by expanding $HOME first (iff
|
* we're not running setuid or setgid) and then trying
|
* we're not running setuid or setgid) and then trying
|
* the password file
|
* the password file
|
*/
|
*/
|
if (
|
if (
|
#ifndef __NETBSD_SYSCALLS
|
#ifndef __NETBSD_SYSCALLS
|
issetugid() != 0 ||
|
issetugid() != 0 ||
|
#endif
|
#endif
|
(h = getenv("HOME")) == NULL) {
|
(h = getenv("HOME")) == NULL) {
|
/* If we are not EL/IX level 4, we cannot use getpwxxx interfaces */
|
/* If we are not EL/IX level 4, we cannot use getpwxxx interfaces */
|
#if !defined(_ELIX_LEVEL) || _ELIX_LEVEL >= 4
|
#if !defined(_ELIX_LEVEL) || _ELIX_LEVEL >= 4
|
if (((h = getlogin()) != NULL &&
|
if (((h = getlogin()) != NULL &&
|
(pwd = getpwnam(h)) != NULL) ||
|
(pwd = getpwnam(h)) != NULL) ||
|
(pwd = getpwuid(getuid())) != NULL)
|
(pwd = getpwuid(getuid())) != NULL)
|
h = pwd->pw_dir;
|
h = pwd->pw_dir;
|
else
|
else
|
#endif /* !_ELIX_LEVEL || _ELIX_LEVEL >= 4 */
|
#endif /* !_ELIX_LEVEL || _ELIX_LEVEL >= 4 */
|
return pattern;
|
return pattern;
|
}
|
}
|
}
|
}
|
else {
|
else {
|
/*
|
/*
|
* Expand a ~user
|
* Expand a ~user
|
*/
|
*/
|
|
|
#if !defined(_ELIX_LEVEL) || _ELIX_LEVEL >= 4
|
#if !defined(_ELIX_LEVEL) || _ELIX_LEVEL >= 4
|
if ((pwd = getpwnam((char*) patbuf)) != NULL)
|
if ((pwd = getpwnam((char*) patbuf)) != NULL)
|
h = pwd->pw_dir;
|
h = pwd->pw_dir;
|
else
|
else
|
#endif /* !_ELIX_LEVEL || _ELIX_LEVEL >= 4 */
|
#endif /* !_ELIX_LEVEL || _ELIX_LEVEL >= 4 */
|
return pattern;
|
return pattern;
|
}
|
}
|
|
|
/* Copy the home directory */
|
/* Copy the home directory */
|
for (b = patbuf; b < eb && *h; *b++ = *h++)
|
for (b = patbuf; b < eb && *h; *b++ = *h++)
|
continue;
|
continue;
|
|
|
/* Append the rest of the pattern */
|
/* Append the rest of the pattern */
|
while (b < eb && (*b++ = *p++) != EOS)
|
while (b < eb && (*b++ = *p++) != EOS)
|
continue;
|
continue;
|
*b = EOS;
|
*b = EOS;
|
|
|
return patbuf;
|
return patbuf;
|
}
|
}
|
|
|
|
|
/*
|
/*
|
* The main glob() routine: compiles the pattern (optionally processing
|
* The main glob() routine: compiles the pattern (optionally processing
|
* quotes), calls glob1() to do the real pattern matching, and finally
|
* quotes), calls glob1() to do the real pattern matching, and finally
|
* sorts the list (unless unsorted operation is requested). Returns 0
|
* sorts the list (unless unsorted operation is requested). Returns 0
|
* if things went well, nonzero if errors occurred. It is not an error
|
* if things went well, nonzero if errors occurred. It is not an error
|
* to find no matches.
|
* to find no matches.
|
*/
|
*/
|
static int
|
static int
|
glob0(pattern, pglob, limit)
|
glob0(pattern, pglob, limit)
|
const Char *pattern;
|
const Char *pattern;
|
glob_t *pglob;
|
glob_t *pglob;
|
int *limit;
|
int *limit;
|
{
|
{
|
const Char *qpatnext;
|
const Char *qpatnext;
|
int c, err, oldpathc;
|
int c, err, oldpathc;
|
Char *bufnext, patbuf[MAXPATHLEN];
|
Char *bufnext, patbuf[MAXPATHLEN];
|
|
|
qpatnext = globtilde(pattern, patbuf, MAXPATHLEN, pglob);
|
qpatnext = globtilde(pattern, patbuf, MAXPATHLEN, pglob);
|
oldpathc = pglob->gl_pathc;
|
oldpathc = pglob->gl_pathc;
|
bufnext = patbuf;
|
bufnext = patbuf;
|
|
|
/* We don't need to check for buffer overflow any more. */
|
/* We don't need to check for buffer overflow any more. */
|
while ((c = *qpatnext++) != EOS) {
|
while ((c = *qpatnext++) != EOS) {
|
switch (c) {
|
switch (c) {
|
case LBRACKET:
|
case LBRACKET:
|
c = *qpatnext;
|
c = *qpatnext;
|
if (c == NOT)
|
if (c == NOT)
|
++qpatnext;
|
++qpatnext;
|
if (*qpatnext == EOS ||
|
if (*qpatnext == EOS ||
|
g_strchr((Char *) qpatnext+1, RBRACKET) == NULL) {
|
g_strchr((Char *) qpatnext+1, RBRACKET) == NULL) {
|
*bufnext++ = LBRACKET;
|
*bufnext++ = LBRACKET;
|
if (c == NOT)
|
if (c == NOT)
|
--qpatnext;
|
--qpatnext;
|
break;
|
break;
|
}
|
}
|
*bufnext++ = M_SET;
|
*bufnext++ = M_SET;
|
if (c == NOT)
|
if (c == NOT)
|
*bufnext++ = M_NOT;
|
*bufnext++ = M_NOT;
|
c = *qpatnext++;
|
c = *qpatnext++;
|
do {
|
do {
|
*bufnext++ = CHAR(c);
|
*bufnext++ = CHAR(c);
|
if (*qpatnext == RANGE &&
|
if (*qpatnext == RANGE &&
|
(c = qpatnext[1]) != RBRACKET) {
|
(c = qpatnext[1]) != RBRACKET) {
|
*bufnext++ = M_RNG;
|
*bufnext++ = M_RNG;
|
*bufnext++ = CHAR(c);
|
*bufnext++ = CHAR(c);
|
qpatnext += 2;
|
qpatnext += 2;
|
}
|
}
|
} while ((c = *qpatnext++) != RBRACKET);
|
} while ((c = *qpatnext++) != RBRACKET);
|
pglob->gl_flags |= GLOB_MAGCHAR;
|
pglob->gl_flags |= GLOB_MAGCHAR;
|
*bufnext++ = M_END;
|
*bufnext++ = M_END;
|
break;
|
break;
|
case QUESTION:
|
case QUESTION:
|
pglob->gl_flags |= GLOB_MAGCHAR;
|
pglob->gl_flags |= GLOB_MAGCHAR;
|
*bufnext++ = M_ONE;
|
*bufnext++ = M_ONE;
|
break;
|
break;
|
case STAR:
|
case STAR:
|
pglob->gl_flags |= GLOB_MAGCHAR;
|
pglob->gl_flags |= GLOB_MAGCHAR;
|
/* collapse adjacent stars to one,
|
/* collapse adjacent stars to one,
|
* to avoid exponential behavior
|
* to avoid exponential behavior
|
*/
|
*/
|
if (bufnext == patbuf || bufnext[-1] != M_ALL)
|
if (bufnext == patbuf || bufnext[-1] != M_ALL)
|
*bufnext++ = M_ALL;
|
*bufnext++ = M_ALL;
|
break;
|
break;
|
default:
|
default:
|
*bufnext++ = CHAR(c);
|
*bufnext++ = CHAR(c);
|
break;
|
break;
|
}
|
}
|
}
|
}
|
*bufnext = EOS;
|
*bufnext = EOS;
|
#ifdef DEBUG
|
#ifdef DEBUG
|
qprintf("glob0:", patbuf);
|
qprintf("glob0:", patbuf);
|
#endif
|
#endif
|
|
|
if ((err = glob1(patbuf, pglob, limit)) != 0)
|
if ((err = glob1(patbuf, pglob, limit)) != 0)
|
return(err);
|
return(err);
|
|
|
/*
|
/*
|
* If there was no match we are going to append the pattern
|
* If there was no match we are going to append the pattern
|
* if GLOB_NOCHECK was specified or if GLOB_NOMAGIC was specified
|
* if GLOB_NOCHECK was specified or if GLOB_NOMAGIC was specified
|
* and the pattern did not contain any magic characters
|
* and the pattern did not contain any magic characters
|
* GLOB_NOMAGIC is there just for compatibility with csh.
|
* GLOB_NOMAGIC is there just for compatibility with csh.
|
*/
|
*/
|
if (pglob->gl_pathc == oldpathc &&
|
if (pglob->gl_pathc == oldpathc &&
|
((pglob->gl_flags & GLOB_NOCHECK) ||
|
((pglob->gl_flags & GLOB_NOCHECK) ||
|
((pglob->gl_flags & GLOB_NOMAGIC) &&
|
((pglob->gl_flags & GLOB_NOMAGIC) &&
|
!(pglob->gl_flags & GLOB_MAGCHAR))))
|
!(pglob->gl_flags & GLOB_MAGCHAR))))
|
return(globextend(pattern, pglob, limit));
|
return(globextend(pattern, pglob, limit));
|
else if (!(pglob->gl_flags & GLOB_NOSORT))
|
else if (!(pglob->gl_flags & GLOB_NOSORT))
|
qsort(pglob->gl_pathv + pglob->gl_offs + oldpathc,
|
qsort(pglob->gl_pathv + pglob->gl_offs + oldpathc,
|
pglob->gl_pathc - oldpathc, sizeof(char *), compare);
|
pglob->gl_pathc - oldpathc, sizeof(char *), compare);
|
return(0);
|
return(0);
|
}
|
}
|
|
|
static int
|
static int
|
compare(p, q)
|
compare(p, q)
|
const void *p, *q;
|
const void *p, *q;
|
{
|
{
|
return(strcmp(*(char **)p, *(char **)q));
|
return(strcmp(*(char **)p, *(char **)q));
|
}
|
}
|
|
|
static int
|
static int
|
glob1(pattern, pglob, limit)
|
glob1(pattern, pglob, limit)
|
Char *pattern;
|
Char *pattern;
|
glob_t *pglob;
|
glob_t *pglob;
|
int *limit;
|
int *limit;
|
{
|
{
|
Char pathbuf[MAXPATHLEN];
|
Char pathbuf[MAXPATHLEN];
|
|
|
/* A null pathname is invalid -- POSIX 1003.1 sect. 2.4. */
|
/* A null pathname is invalid -- POSIX 1003.1 sect. 2.4. */
|
if (*pattern == EOS)
|
if (*pattern == EOS)
|
return(0);
|
return(0);
|
return(glob2(pathbuf, pathbuf, pathbuf + MAXPATHLEN - 1,
|
return(glob2(pathbuf, pathbuf, pathbuf + MAXPATHLEN - 1,
|
pattern, pglob, limit));
|
pattern, pglob, limit));
|
}
|
}
|
|
|
/*
|
/*
|
* The functions glob2 and glob3 are mutually recursive; there is one level
|
* The functions glob2 and glob3 are mutually recursive; there is one level
|
* of recursion for each segment in the pattern that contains one or more
|
* of recursion for each segment in the pattern that contains one or more
|
* meta characters.
|
* meta characters.
|
*/
|
*/
|
static int
|
static int
|
glob2(pathbuf, pathend, pathend_last, pattern, pglob, limit)
|
glob2(pathbuf, pathend, pathend_last, pattern, pglob, limit)
|
Char *pathbuf, *pathend, *pathend_last, *pattern;
|
Char *pathbuf, *pathend, *pathend_last, *pattern;
|
glob_t *pglob;
|
glob_t *pglob;
|
int *limit;
|
int *limit;
|
{
|
{
|
struct stat sb;
|
struct stat sb;
|
Char *p, *q;
|
Char *p, *q;
|
int anymeta;
|
int anymeta;
|
|
|
/*
|
/*
|
* Loop over pattern segments until end of pattern or until
|
* Loop over pattern segments until end of pattern or until
|
* segment with meta character found.
|
* segment with meta character found.
|
*/
|
*/
|
for (anymeta = 0;;) {
|
for (anymeta = 0;;) {
|
if (*pattern == EOS) { /* End of pattern? */
|
if (*pattern == EOS) { /* End of pattern? */
|
*pathend = EOS;
|
*pathend = EOS;
|
if (g_lstat(pathbuf, &sb, pglob))
|
if (g_lstat(pathbuf, &sb, pglob))
|
return(0);
|
return(0);
|
|
|
if (((pglob->gl_flags & GLOB_MARK) &&
|
if (((pglob->gl_flags & GLOB_MARK) &&
|
pathend[-1] != SEP) && (S_ISDIR(sb.st_mode)
|
pathend[-1] != SEP) && (S_ISDIR(sb.st_mode)
|
|| (S_ISLNK(sb.st_mode) &&
|
|| (S_ISLNK(sb.st_mode) &&
|
(g_stat(pathbuf, &sb, pglob) == 0) &&
|
(g_stat(pathbuf, &sb, pglob) == 0) &&
|
S_ISDIR(sb.st_mode)))) {
|
S_ISDIR(sb.st_mode)))) {
|
if (pathend + 1 > pathend_last)
|
if (pathend + 1 > pathend_last)
|
return (1);
|
return (1);
|
*pathend++ = SEP;
|
*pathend++ = SEP;
|
*pathend = EOS;
|
*pathend = EOS;
|
}
|
}
|
++pglob->gl_matchc;
|
++pglob->gl_matchc;
|
return(globextend(pathbuf, pglob, limit));
|
return(globextend(pathbuf, pglob, limit));
|
}
|
}
|
|
|
/* Find end of next segment, copy tentatively to pathend. */
|
/* Find end of next segment, copy tentatively to pathend. */
|
q = pathend;
|
q = pathend;
|
p = pattern;
|
p = pattern;
|
while (*p != EOS && *p != SEP) {
|
while (*p != EOS && *p != SEP) {
|
if (ismeta(*p))
|
if (ismeta(*p))
|
anymeta = 1;
|
anymeta = 1;
|
if (q + 1 > pathend_last)
|
if (q + 1 > pathend_last)
|
return (1);
|
return (1);
|
*q++ = *p++;
|
*q++ = *p++;
|
}
|
}
|
|
|
if (!anymeta) { /* No expansion, do next segment. */
|
if (!anymeta) { /* No expansion, do next segment. */
|
pathend = q;
|
pathend = q;
|
pattern = p;
|
pattern = p;
|
while (*pattern == SEP) {
|
while (*pattern == SEP) {
|
if (pathend + 1 > pathend_last)
|
if (pathend + 1 > pathend_last)
|
return (1);
|
return (1);
|
*pathend++ = *pattern++;
|
*pathend++ = *pattern++;
|
}
|
}
|
} else /* Need expansion, recurse. */
|
} else /* Need expansion, recurse. */
|
return(glob3(pathbuf, pathend, pathend_last, pattern, p,
|
return(glob3(pathbuf, pathend, pathend_last, pattern, p,
|
pglob, limit));
|
pglob, limit));
|
}
|
}
|
/* NOTREACHED */
|
/* NOTREACHED */
|
}
|
}
|
|
|
static int
|
static int
|
glob3(pathbuf, pathend, pathend_last, pattern, restpattern, pglob, limit)
|
glob3(pathbuf, pathend, pathend_last, pattern, restpattern, pglob, limit)
|
Char *pathbuf, *pathend, *pathend_last, *pattern, *restpattern;
|
Char *pathbuf, *pathend, *pathend_last, *pattern, *restpattern;
|
glob_t *pglob;
|
glob_t *pglob;
|
int *limit;
|
int *limit;
|
{
|
{
|
struct dirent *dp;
|
struct dirent *dp;
|
DIR *dirp;
|
DIR *dirp;
|
int err;
|
int err;
|
char buf[MAXPATHLEN];
|
char buf[MAXPATHLEN];
|
|
|
/*
|
/*
|
* The readdirfunc declaration can't be prototyped, because it is
|
* The readdirfunc declaration can't be prototyped, because it is
|
* assigned, below, to two functions which are prototyped in glob.h
|
* assigned, below, to two functions which are prototyped in glob.h
|
* and dirent.h as taking pointers to differently typed opaque
|
* and dirent.h as taking pointers to differently typed opaque
|
* structures.
|
* structures.
|
*/
|
*/
|
struct dirent *(*readdirfunc)();
|
struct dirent *(*readdirfunc)();
|
|
|
if (pathend > pathend_last)
|
if (pathend > pathend_last)
|
return (1);
|
return (1);
|
*pathend = EOS;
|
*pathend = EOS;
|
errno = 0;
|
errno = 0;
|
|
|
if ((dirp = g_opendir(pathbuf, pglob)) == NULL) {
|
if ((dirp = g_opendir(pathbuf, pglob)) == NULL) {
|
/* TODO: don't call for ENOENT or ENOTDIR? */
|
/* TODO: don't call for ENOENT or ENOTDIR? */
|
if (pglob->gl_errfunc) {
|
if (pglob->gl_errfunc) {
|
if (g_Ctoc(pathbuf, buf, sizeof(buf)))
|
if (g_Ctoc(pathbuf, buf, sizeof(buf)))
|
return (GLOB_ABEND);
|
return (GLOB_ABEND);
|
if (pglob->gl_errfunc(buf, errno) ||
|
if (pglob->gl_errfunc(buf, errno) ||
|
pglob->gl_flags & GLOB_ERR)
|
pglob->gl_flags & GLOB_ERR)
|
return (GLOB_ABEND);
|
return (GLOB_ABEND);
|
}
|
}
|
return(0);
|
return(0);
|
}
|
}
|
|
|
err = 0;
|
err = 0;
|
|
|
/* Search directory for matching names. */
|
/* Search directory for matching names. */
|
if (pglob->gl_flags & GLOB_ALTDIRFUNC)
|
if (pglob->gl_flags & GLOB_ALTDIRFUNC)
|
readdirfunc = pglob->gl_readdir;
|
readdirfunc = pglob->gl_readdir;
|
else
|
else
|
readdirfunc = readdir;
|
readdirfunc = readdir;
|
while ((dp = (*readdirfunc)(dirp))) {
|
while ((dp = (*readdirfunc)(dirp))) {
|
u_char *sc;
|
u_char *sc;
|
Char *dc;
|
Char *dc;
|
|
|
/* Initial DOT must be matched literally. */
|
/* Initial DOT must be matched literally. */
|
if (dp->d_name[0] == DOT && *pattern != DOT)
|
if (dp->d_name[0] == DOT && *pattern != DOT)
|
continue;
|
continue;
|
dc = pathend;
|
dc = pathend;
|
sc = (u_char *) dp->d_name;
|
sc = (u_char *) dp->d_name;
|
while (dc < pathend_last && (*dc++ = *sc++) != EOS)
|
while (dc < pathend_last && (*dc++ = *sc++) != EOS)
|
;
|
;
|
if (!match(pathend, pattern, restpattern)) {
|
if (!match(pathend, pattern, restpattern)) {
|
*pathend = EOS;
|
*pathend = EOS;
|
continue;
|
continue;
|
}
|
}
|
err = glob2(pathbuf, --dc, pathend_last, restpattern,
|
err = glob2(pathbuf, --dc, pathend_last, restpattern,
|
pglob, limit);
|
pglob, limit);
|
if (err)
|
if (err)
|
break;
|
break;
|
}
|
}
|
|
|
if (pglob->gl_flags & GLOB_ALTDIRFUNC)
|
if (pglob->gl_flags & GLOB_ALTDIRFUNC)
|
(*pglob->gl_closedir)(dirp);
|
(*pglob->gl_closedir)(dirp);
|
else
|
else
|
closedir(dirp);
|
closedir(dirp);
|
return(err);
|
return(err);
|
}
|
}
|
|
|
|
|
/*
|
/*
|
* Extend the gl_pathv member of a glob_t structure to accomodate a new item,
|
* Extend the gl_pathv member of a glob_t structure to accomodate a new item,
|
* add the new item, and update gl_pathc.
|
* add the new item, and update gl_pathc.
|
*
|
*
|
* This assumes the BSD realloc, which only copies the block when its size
|
* This assumes the BSD realloc, which only copies the block when its size
|
* crosses a power-of-two boundary; for v7 realloc, this would cause quadratic
|
* crosses a power-of-two boundary; for v7 realloc, this would cause quadratic
|
* behavior.
|
* behavior.
|
*
|
*
|
* Return 0 if new item added, error code if memory couldn't be allocated.
|
* Return 0 if new item added, error code if memory couldn't be allocated.
|
*
|
*
|
* Invariant of the glob_t structure:
|
* Invariant of the glob_t structure:
|
* Either gl_pathc is zero and gl_pathv is NULL; or gl_pathc > 0 and
|
* 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.
|
* gl_pathv points to (gl_offs + gl_pathc + 1) items.
|
*/
|
*/
|
static int
|
static int
|
globextend(path, pglob, limit)
|
globextend(path, pglob, limit)
|
const Char *path;
|
const Char *path;
|
glob_t *pglob;
|
glob_t *pglob;
|
int *limit;
|
int *limit;
|
{
|
{
|
char **pathv;
|
char **pathv;
|
int i;
|
int i;
|
u_int newsize, len;
|
u_int newsize, len;
|
char *copy;
|
char *copy;
|
const Char *p;
|
const Char *p;
|
|
|
if (*limit && pglob->gl_pathc > *limit) {
|
if (*limit && pglob->gl_pathc > *limit) {
|
errno = 0;
|
errno = 0;
|
return (GLOB_NOSPACE);
|
return (GLOB_NOSPACE);
|
}
|
}
|
|
|
newsize = sizeof(*pathv) * (2 + pglob->gl_pathc + pglob->gl_offs);
|
newsize = sizeof(*pathv) * (2 + pglob->gl_pathc + pglob->gl_offs);
|
pathv = pglob->gl_pathv ?
|
pathv = pglob->gl_pathv ?
|
realloc((char *)pglob->gl_pathv, newsize) :
|
realloc((char *)pglob->gl_pathv, newsize) :
|
malloc(newsize);
|
malloc(newsize);
|
if (pathv == NULL) {
|
if (pathv == NULL) {
|
if (pglob->gl_pathv) {
|
if (pglob->gl_pathv) {
|
free(pglob->gl_pathv);
|
free(pglob->gl_pathv);
|
pglob->gl_pathv = NULL;
|
pglob->gl_pathv = NULL;
|
}
|
}
|
return(GLOB_NOSPACE);
|
return(GLOB_NOSPACE);
|
}
|
}
|
|
|
if (pglob->gl_pathv == NULL && pglob->gl_offs > 0) {
|
if (pglob->gl_pathv == NULL && pglob->gl_offs > 0) {
|
/* first time around -- clear initial gl_offs items */
|
/* first time around -- clear initial gl_offs items */
|
pathv += pglob->gl_offs;
|
pathv += pglob->gl_offs;
|
for (i = pglob->gl_offs; --i >= 0; )
|
for (i = pglob->gl_offs; --i >= 0; )
|
*--pathv = NULL;
|
*--pathv = NULL;
|
}
|
}
|
pglob->gl_pathv = pathv;
|
pglob->gl_pathv = pathv;
|
|
|
for (p = path; *p++;)
|
for (p = path; *p++;)
|
continue;
|
continue;
|
len = (size_t)(p - path);
|
len = (size_t)(p - path);
|
if ((copy = malloc(len)) != NULL) {
|
if ((copy = malloc(len)) != NULL) {
|
if (g_Ctoc(path, copy, len)) {
|
if (g_Ctoc(path, copy, len)) {
|
free(copy);
|
free(copy);
|
return (GLOB_NOSPACE);
|
return (GLOB_NOSPACE);
|
}
|
}
|
pathv[pglob->gl_offs + pglob->gl_pathc++] = copy;
|
pathv[pglob->gl_offs + pglob->gl_pathc++] = copy;
|
}
|
}
|
pathv[pglob->gl_offs + pglob->gl_pathc] = NULL;
|
pathv[pglob->gl_offs + pglob->gl_pathc] = NULL;
|
return(copy == NULL ? GLOB_NOSPACE : 0);
|
return(copy == NULL ? GLOB_NOSPACE : 0);
|
}
|
}
|
|
|
/*
|
/*
|
* pattern matching function for filenames. Each occurrence of the *
|
* pattern matching function for filenames. Each occurrence of the *
|
* pattern causes a recursion level.
|
* pattern causes a recursion level.
|
*/
|
*/
|
static int
|
static int
|
match(name, pat, patend)
|
match(name, pat, patend)
|
Char *name, *pat, *patend;
|
Char *name, *pat, *patend;
|
{
|
{
|
int ok, negate_range;
|
int ok, negate_range;
|
Char c, k;
|
Char c, k;
|
|
|
while (pat < patend) {
|
while (pat < patend) {
|
c = *pat++;
|
c = *pat++;
|
switch (c & M_MASK) {
|
switch (c & M_MASK) {
|
case M_ALL:
|
case M_ALL:
|
if (pat == patend)
|
if (pat == patend)
|
return(1);
|
return(1);
|
do
|
do
|
if (match(name, pat, patend))
|
if (match(name, pat, patend))
|
return(1);
|
return(1);
|
while (*name++ != EOS);
|
while (*name++ != EOS);
|
return(0);
|
return(0);
|
case M_ONE:
|
case M_ONE:
|
if (*name++ == EOS)
|
if (*name++ == EOS)
|
return(0);
|
return(0);
|
break;
|
break;
|
case M_SET:
|
case M_SET:
|
ok = 0;
|
ok = 0;
|
if ((k = *name++) == EOS)
|
if ((k = *name++) == EOS)
|
return(0);
|
return(0);
|
if ((negate_range = ((*pat & M_MASK) == M_NOT)) != EOS)
|
if ((negate_range = ((*pat & M_MASK) == M_NOT)) != EOS)
|
++pat;
|
++pat;
|
while (((c = *pat++) & M_MASK) != M_END)
|
while (((c = *pat++) & M_MASK) != M_END)
|
if ((*pat & M_MASK) == M_RNG) {
|
if ((*pat & M_MASK) == M_RNG) {
|
if (__collate_load_error ?
|
if (__collate_load_error ?
|
CHAR(c) <= CHAR(k) && CHAR(k) <= CHAR(pat[1]) :
|
CHAR(c) <= CHAR(k) && CHAR(k) <= CHAR(pat[1]) :
|
__collate_range_cmp(CHAR(c), CHAR(k)) <= 0
|
__collate_range_cmp(CHAR(c), CHAR(k)) <= 0
|
&& __collate_range_cmp(CHAR(k), CHAR(pat[1])) <= 0
|
&& __collate_range_cmp(CHAR(k), CHAR(pat[1])) <= 0
|
)
|
)
|
ok = 1;
|
ok = 1;
|
pat += 2;
|
pat += 2;
|
} else if (c == k)
|
} else if (c == k)
|
ok = 1;
|
ok = 1;
|
if (ok == negate_range)
|
if (ok == negate_range)
|
return(0);
|
return(0);
|
break;
|
break;
|
default:
|
default:
|
if (*name++ != c)
|
if (*name++ != c)
|
return(0);
|
return(0);
|
break;
|
break;
|
}
|
}
|
}
|
}
|
return(*name == EOS);
|
return(*name == EOS);
|
}
|
}
|
|
|
/* Free allocated data belonging to a glob_t structure. */
|
/* Free allocated data belonging to a glob_t structure. */
|
void
|
void
|
globfree(pglob)
|
globfree(pglob)
|
glob_t *pglob;
|
glob_t *pglob;
|
{
|
{
|
int i;
|
int i;
|
char **pp;
|
char **pp;
|
|
|
if (pglob->gl_pathv != NULL) {
|
if (pglob->gl_pathv != NULL) {
|
pp = pglob->gl_pathv + pglob->gl_offs;
|
pp = pglob->gl_pathv + pglob->gl_offs;
|
for (i = pglob->gl_pathc; i--; ++pp)
|
for (i = pglob->gl_pathc; i--; ++pp)
|
if (*pp)
|
if (*pp)
|
free(*pp);
|
free(*pp);
|
free(pglob->gl_pathv);
|
free(pglob->gl_pathv);
|
pglob->gl_pathv = NULL;
|
pglob->gl_pathv = NULL;
|
}
|
}
|
}
|
}
|
|
|
static DIR *
|
static DIR *
|
g_opendir(str, pglob)
|
g_opendir(str, pglob)
|
Char *str;
|
Char *str;
|
glob_t *pglob;
|
glob_t *pglob;
|
{
|
{
|
char buf[MAXPATHLEN];
|
char buf[MAXPATHLEN];
|
|
|
if (!*str)
|
if (!*str)
|
strcpy(buf, ".");
|
strcpy(buf, ".");
|
else {
|
else {
|
if (g_Ctoc(str, buf, sizeof(buf)))
|
if (g_Ctoc(str, buf, sizeof(buf)))
|
return (NULL);
|
return (NULL);
|
}
|
}
|
|
|
if (pglob->gl_flags & GLOB_ALTDIRFUNC)
|
if (pglob->gl_flags & GLOB_ALTDIRFUNC)
|
return((*pglob->gl_opendir)(buf));
|
return((*pglob->gl_opendir)(buf));
|
|
|
return(opendir(buf));
|
return(opendir(buf));
|
}
|
}
|
|
|
static int
|
static int
|
g_lstat(fn, sb, pglob)
|
g_lstat(fn, sb, pglob)
|
Char *fn;
|
Char *fn;
|
struct stat *sb;
|
struct stat *sb;
|
glob_t *pglob;
|
glob_t *pglob;
|
{
|
{
|
char buf[MAXPATHLEN];
|
char buf[MAXPATHLEN];
|
|
|
if (g_Ctoc(fn, buf, sizeof(buf))) {
|
if (g_Ctoc(fn, buf, sizeof(buf))) {
|
errno = ENAMETOOLONG;
|
errno = ENAMETOOLONG;
|
return (-1);
|
return (-1);
|
}
|
}
|
if (pglob->gl_flags & GLOB_ALTDIRFUNC)
|
if (pglob->gl_flags & GLOB_ALTDIRFUNC)
|
return((*pglob->gl_lstat)(buf, sb));
|
return((*pglob->gl_lstat)(buf, sb));
|
return(lstat(buf, sb));
|
return(lstat(buf, sb));
|
}
|
}
|
|
|
static int
|
static int
|
g_stat(fn, sb, pglob)
|
g_stat(fn, sb, pglob)
|
Char *fn;
|
Char *fn;
|
struct stat *sb;
|
struct stat *sb;
|
glob_t *pglob;
|
glob_t *pglob;
|
{
|
{
|
char buf[MAXPATHLEN];
|
char buf[MAXPATHLEN];
|
|
|
if (g_Ctoc(fn, buf, sizeof(buf))) {
|
if (g_Ctoc(fn, buf, sizeof(buf))) {
|
errno = ENAMETOOLONG;
|
errno = ENAMETOOLONG;
|
return (-1);
|
return (-1);
|
}
|
}
|
if (pglob->gl_flags & GLOB_ALTDIRFUNC)
|
if (pglob->gl_flags & GLOB_ALTDIRFUNC)
|
return((*pglob->gl_stat)(buf, sb));
|
return((*pglob->gl_stat)(buf, sb));
|
return(stat(buf, sb));
|
return(stat(buf, sb));
|
}
|
}
|
|
|
static Char *
|
static Char *
|
g_strchr(str, ch)
|
g_strchr(str, ch)
|
Char *str;
|
Char *str;
|
int ch;
|
int ch;
|
{
|
{
|
do {
|
do {
|
if (*str == ch)
|
if (*str == ch)
|
return (str);
|
return (str);
|
} while (*str++);
|
} while (*str++);
|
return (NULL);
|
return (NULL);
|
}
|
}
|
|
|
static int
|
static int
|
g_Ctoc(str, buf, len)
|
g_Ctoc(str, buf, len)
|
const Char *str;
|
const Char *str;
|
char *buf;
|
char *buf;
|
u_int len;
|
u_int len;
|
{
|
{
|
|
|
while (len--) {
|
while (len--) {
|
if ((*buf++ = *str++) == '\0')
|
if ((*buf++ = *str++) == '\0')
|
return (0);
|
return (0);
|
}
|
}
|
return (1);
|
return (1);
|
}
|
}
|
|
|
#ifdef DEBUG
|
#ifdef DEBUG
|
static void
|
static void
|
qprintf(str, s)
|
qprintf(str, s)
|
const char *str;
|
const char *str;
|
Char *s;
|
Char *s;
|
{
|
{
|
Char *p;
|
Char *p;
|
|
|
(void)printf("%s:\n", str);
|
(void)printf("%s:\n", str);
|
for (p = s; *p; p++)
|
for (p = s; *p; p++)
|
(void)printf("%c", CHAR(*p));
|
(void)printf("%c", CHAR(*p));
|
(void)printf("\n");
|
(void)printf("\n");
|
for (p = s; *p; p++)
|
for (p = s; *p; p++)
|
(void)printf("%c", *p & M_PROTECT ? '"' : ' ');
|
(void)printf("%c", *p & M_PROTECT ? '"' : ' ');
|
(void)printf("\n");
|
(void)printf("\n");
|
for (p = s; *p; p++)
|
for (p = s; *p; p++)
|
(void)printf("%c", ismeta(*p) ? '_' : ' ');
|
(void)printf("%c", ismeta(*p) ? '_' : ' ');
|
(void)printf("\n");
|
(void)printf("\n");
|
}
|
}
|
#endif
|
#endif
|
#endif /* !_NO_GLOB */
|
#endif /* !_NO_GLOB */
|
|
|
