-/* Copyright (C) 1991, 1992, 1993, 1996, 1997 Free Software Foundation, Inc.
+/*
+ * Copyright (c) 1989, 1993, 1994
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Guido van Rossum.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 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. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * 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
+ * SUCH DAMAGE.
+ */
+
+/* OpenBSD: fnmatch.c,v 1.6 1998/03/19 00:29:59 millert */
+
+/*
+ * Function fnmatch() as specified in POSIX 1003.2-1992, section B.6.
+ * Compares a filename or pathname to a pattern.
+ */
+
+/* Version: $Id$ */
+
+/* Define SYS to use the system fnmatch() rather than ours */
+/* #define SYS 1 */
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
+#include "bacula.h"
+#ifdef SYS
+#include <fnmatch.h>
+#else
+#include "fnmatch.h"
+#endif
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software Foundation,
- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+#undef EOS
+#define EOS '\0'
-#include "bacula.h"
-
+#define RANGE_MATCH 1
+#define RANGE_NOMATCH 0
+#define RANGE_ERROR (-1)
-/* Enable GNU extensions in fnmatch.h. */
-#ifndef _GNU_SOURCE
-# define _GNU_SOURCE 1
-#endif
+/* Limit of recursion during matching attempts. */
+#define FNM_MAX_RECUR 64
-#include "fnmatch.h"
+#define ISSET(x, y) ((x) & (y))
+#define FOLD(c) ((flags & FNM_CASEFOLD) && B_ISUPPER(c) ? tolower(c) : (c))
+static int rangematch(const char *, char, int, char **);
+static int r_fnmatch(const char *, const char *, int, int);
-/* Comment out all this code if we are using the GNU C Library, and are not
- actually compiling the library itself. This code is part of the GNU C
- Library, but also included in many other GNU distributions. Compiling
- and linking in this code is a waste when using the GNU C library
- (especially if it is a shared library). Rather than having every GNU
- program understand `configure --with-gnu-libc' and omit the object files,
- it is simpler to just do this in the source for each such file. */
+#ifdef SYS
+int xfnmatch(const char *pattern, const char *string, int flags)
+#else
+int fnmatch(const char *pattern, const char *string, int flags)
+#endif
+{
+ int e;
-#if defined _LIBC || !defined __GNU_LIBRARY__
+ e = r_fnmatch(pattern, string, flags, FNM_MAX_RECUR);
+ if (e == -1) { /* Too much recursion */
+ e = FNM_NOMATCH;
+ }
+ return (e);
+}
+static
+int r_fnmatch(const char *pattern, const char *string, int flags, int recur)
+{
+ const char *stringstart;
+ char *newp;
+ char c, test;
+ int e;
+
+ if (recur-- <= 0) {
+ return (-1);
+ }
+
+ stringstart = string;
+ for ( ;; ) {
+ switch (c = *pattern++) {
+ case EOS:
+ if (ISSET(flags, FNM_LEADING_DIR) && IsPathSeparator(*string))
+ return (0);
+ return (*string == EOS ? 0 : FNM_NOMATCH);
+ case '?':
+ if (*string == EOS)
+ return (FNM_NOMATCH);
+ if (IsPathSeparator(*string) && ISSET(flags, FNM_PATHNAME))
+ return (FNM_NOMATCH);
+ if (*string == '.' && ISSET(flags, FNM_PERIOD) &&
+ (string == stringstart ||
+ (ISSET(flags, FNM_PATHNAME) && IsPathSeparator(*(string - 1)))))
+ return (FNM_NOMATCH);
+ ++string;
+ break;
+ case '*':
+ c = *pattern;
+ /* Collapse multiple stars. */
+ while (c == '*') {
+ c = *++pattern;
+ }
+
+ if (*string == '.' && ISSET(flags, FNM_PERIOD) &&
+ (string == stringstart ||
+ (ISSET(flags, FNM_PATHNAME) && IsPathSeparator(*(string - 1))))) {
+ return (FNM_NOMATCH);
+ }
+
+ /* Optimize for pattern with * at end or before /. */
+ if (c == EOS) {
+ if (ISSET(flags, FNM_PATHNAME)) {
+ return (ISSET(flags, FNM_LEADING_DIR) ||
+ strchr(string, '/') == NULL ? 0 : FNM_NOMATCH);
+ } else {
+ return (0);
+ }
+ } else if (IsPathSeparator(c) && ISSET(flags, FNM_PATHNAME)) {
+ if ((string = strchr(string, '/')) == NULL)
+ return (FNM_NOMATCH);
+ break;
+ }
+
+ /* General case, use recursion. */
+ while ((test = *string) != EOS) {
+ e = r_fnmatch(pattern, string, flags & ~FNM_PERIOD, recur);
+ if (e != FNM_NOMATCH) { /* can be NOMATCH, -1 or MATCH */
+ return (e);
+ }
+ if (test == '/' && ISSET(flags, FNM_PATHNAME)) {
+ break;
+ }
+ ++string;
+ }
+ return (FNM_NOMATCH);
+ case '[':
+ if (*string == EOS)
+ return (FNM_NOMATCH);
+ if (IsPathSeparator(*string) && ISSET(flags, FNM_PATHNAME))
+ return (FNM_NOMATCH);
+ if (*string == '.' && ISSET(flags, FNM_PERIOD) &&
+ (string == stringstart ||
+ (ISSET(flags, FNM_PATHNAME) && IsPathSeparator(*(string - 1)))))
+ return (FNM_NOMATCH);
+
+ switch (rangematch(pattern, *string, flags, &newp)) {
+ case RANGE_ERROR:
+ /* not a good range, treat as normal text */
+ goto normal;
+ case RANGE_MATCH:
+ pattern = newp;
+ break;
+ case RANGE_NOMATCH:
+ return (FNM_NOMATCH);
+ }
+ ++string;
+ break;
+
+ case '\\':
+ if (!ISSET(flags, FNM_NOESCAPE)) {
+ if ((c = *pattern++) == EOS) {
+ c = '\\';
+ --pattern;
+ }
+ }
+ /* FALLTHROUGH */
+ default:
+normal:
+ if (FOLD(c) != FOLD(*string)) {
+ return (FNM_NOMATCH);
+ }
+ ++string;
+ break;
+ }
+ }
+ /* NOTREACHED */
+}
-# if defined STDC_HEADERS || !defined isascii
-# define ISASCII(c) 1
-# else
-# define ISASCII(c) isascii(c)
-# endif
+static int rangematch(const char *pattern, char test, int flags,
+ char **newp)
+{
+ int negate, ok;
+ char c, c2;
+
+ /*
+ * A bracket expression starting with an unquoted circumflex
+ * character produces unspecified results (IEEE 1003.2-1992,
+ * 3.13.2). This implementation treats it like '!', for
+ * consistency with the regular expression syntax.
+ * J.T. Conklin (conklin@ngai.kaleida.com)
+ */
+ if ((negate = (*pattern == '!' || *pattern == '^')))
+ ++pattern;
+
+ test = FOLD(test);
+
+ /*
+ * A right bracket shall lose its special meaning and represent
+ * itself in a bracket expression if it occurs first in the list.
+ * -- POSIX.2 2.8.3.2
+ */
+ ok = 0;
+ c = *pattern++;
+ do {
+ if (c == '\\' && !ISSET(flags, FNM_NOESCAPE))
+ c = *pattern++;
+ if (c == EOS)
+ return (RANGE_ERROR);
+ if (c == '/' && ISSET(flags, FNM_PATHNAME))
+ return (RANGE_NOMATCH);
+ c = FOLD(c);
+ if (*pattern == '-' && (c2 = *(pattern + 1)) != EOS && c2 != ']') {
+ pattern += 2;
+ if (c2 == '\\' && !ISSET(flags, FNM_NOESCAPE))
+ c2 = *pattern++;
+ if (c2 == EOS)
+ return (RANGE_ERROR);
+ c2 = FOLD(c2);
+ if (c <= test && test <= c2)
+ ok = 1;
+ } else if (c == test)
+ ok = 1;
+ } while ((c = *pattern++) != ']');
+
+ *newp = (char *) pattern;
+ return (ok == negate ? RANGE_NOMATCH : RANGE_MATCH);
+}
-#ifndef ISUPPER
-# define ISUPPER(c) (ISASCII (c) && isupper (c))
+#ifdef TEST_PROGRAM
+struct test {
+ const char *pattern;
+ const char *string;
+ const int options;
+ const int result;
+};
+
+/*
+ * Note, some of these tests were duplicated from a patch file I found
+ * in an email, so I am unsure what the license is. Since this code is
+ * never turned on in any release, it probably doesn't matter at all.
+ * If by some chance someone finds this to be a problem please let
+ * me know.
+ */
+static struct test tests[] = {
+/*1*/ {"x", "x", FNM_PATHNAME | FNM_LEADING_DIR, 0},
+ {"x", "x/y", FNM_PATHNAME | FNM_LEADING_DIR, 0},
+ {"x", "x/y/z", FNM_PATHNAME | FNM_LEADING_DIR, 0},
+ {"*", "x", FNM_PATHNAME | FNM_LEADING_DIR, 0},
+/*5*/ {"*", "x/y", FNM_PATHNAME | FNM_LEADING_DIR, 0},
+ {"*", "x/y/z", FNM_PATHNAME | FNM_LEADING_DIR, 0},
+ {"*x", "x", FNM_PATHNAME | FNM_LEADING_DIR, 0},
+ {"*x", "x/y", FNM_PATHNAME | FNM_LEADING_DIR, 0},
+ {"*x", "x/y/z", FNM_PATHNAME | FNM_LEADING_DIR, 0},
+/*10*/ {"x*", "x", FNM_PATHNAME | FNM_LEADING_DIR, 0},
+ {"x*", "x/y", FNM_PATHNAME | FNM_LEADING_DIR, 0},
+ {"x*", "x/y/z", FNM_PATHNAME | FNM_LEADING_DIR, 0},
+ {"a*b/*", "abbb/.x", FNM_PATHNAME|FNM_PERIOD, FNM_NOMATCH},
+ {"a*b/*", "abbb/xy", FNM_PATHNAME|FNM_PERIOD, 0},
+/*15*/ {"[A-[]", "A", 0, 0},
+ {"[A-[]", "a", 0, FNM_NOMATCH},
+ {"[a-{]", "A", 0, FNM_NOMATCH},
+ {"[a-{]", "a", 0, 0},
+ {"[A-[]", "A", FNM_CASEFOLD, FNM_NOMATCH},
+/*20*/ {"[A-[]", "a", FNM_CASEFOLD, FNM_NOMATCH},
+ {"[a-{]", "A", FNM_CASEFOLD, 0},
+ {"[a-{]", "a", FNM_CASEFOLD, 0},
+ { "*LIB*", "lib", FNM_PERIOD, FNM_NOMATCH },
+ { "*LIB*", "lib", FNM_CASEFOLD, 0},
+/*25*/ { "a[/]b", "a/b", 0, 0},
+ { "a[/]b", "a/b", FNM_PATHNAME, FNM_NOMATCH },
+ { "[a-z]/[a-z]", "a/b", 0, 0 },
+ { "a/b", "*", FNM_PATHNAME, FNM_NOMATCH },
+ { "*", "a/b", FNM_PATHNAME, FNM_NOMATCH },
+ { "*[/]b", "a/b", FNM_PATHNAME, FNM_NOMATCH },
+/*30*/ { "\\[/b", "[/b", 0, 0 },
+ { "?\?/b", "aa/b", 0, 0 },
+ { "???b", "aa/b", 0, 0 },
+ { "???b", "aa/b", FNM_PATHNAME, FNM_NOMATCH },
+ { "?a/b", ".a/b", FNM_PATHNAME|FNM_PERIOD, FNM_NOMATCH },
+/*35*/ { "a/?b", "a/.b", FNM_PATHNAME|FNM_PERIOD, FNM_NOMATCH },
+ { "*a/b", ".a/b", FNM_PATHNAME|FNM_PERIOD, FNM_NOMATCH },
+ { "a/*b", "a/.b", FNM_PATHNAME|FNM_PERIOD, FNM_NOMATCH },
+ { "[.]a/b", ".a/b", FNM_PATHNAME|FNM_PERIOD, FNM_NOMATCH },
+ { "a/[.]b", "a/.b", FNM_PATHNAME|FNM_PERIOD, FNM_NOMATCH },
+/*40*/ { "*/?", "a/b", FNM_PATHNAME|FNM_PERIOD, 0 },
+ { "?/*", "a/b", FNM_PATHNAME|FNM_PERIOD, 0 },
+ { ".*/?", ".a/b", FNM_PATHNAME|FNM_PERIOD, 0 },
+ { "*/.?", "a/.b", FNM_PATHNAME|FNM_PERIOD, 0 },
+ { "*/*", "a/.b", FNM_PATHNAME|FNM_PERIOD, FNM_NOMATCH },
+/*45*/ { "*[.]/b", "a./b", FNM_PATHNAME|FNM_PERIOD, 0 },
+ { "a?b", "a.b", FNM_PATHNAME|FNM_PERIOD, 0 },
+ { "a*b", "a.b", FNM_PATHNAME|FNM_PERIOD, 0 },
+ { "a[.]b", "a.b", FNM_PATHNAME|FNM_PERIOD, 0 },
+/*49*/ { "*a*", "a/b", FNM_PATHNAME|FNM_LEADING_DIR, 0 },
+ { "[/b", "[/b", 0, 0},
+#ifdef FULL_TEST
+ /* This test takes a *long* time */
+ {"a*b*c*d*e*f*g*h*i*j*k*l*m*n*o*p*q*r*s*t*u*v*w*x*y*z*",
+ "aaaabbbbccccddddeeeeffffgggghhhhiiiijjjjkkkkllllmmmm"
+ "nnnnooooppppqqqqrrrrssssttttuuuuvvvvwwwwxxxxyyyy", 0, FNM_NOMATCH},
#endif
+ /* Keep dummy last to avoid compiler warnings */
+ {"dummy", "dummy", 0, 0}
-# ifndef errno
-extern int errno;
-# endif
+};
-/* Match STRING against the filename pattern PATTERN, returning zero if
- it matches, nonzero if not. */
-int
-fnmatch (const char *pattern, const char *string, int flags)
+#define ntests ((int)(sizeof(tests)/sizeof(struct test)))
+
+int main()
{
- register const char *p = pattern, *n = string;
- register char c;
-
-/* Note that this evaluates C many times. */
-# define FOLD(c) ((flags & FNM_CASEFOLD) && ISUPPER (c) ? tolower (c) : (c))
-
- while ((c = *p++) != '\0')
- {
- c = FOLD (c);
-
- switch (c)
- {
- case '?':
- if (*n == '\0')
- return FNM_NOMATCH;
- else if ((flags & FNM_FILE_NAME) && *n == '/')
- return FNM_NOMATCH;
- else if ((flags & FNM_PERIOD) && *n == '.' &&
- (n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/')))
- return FNM_NOMATCH;
- break;
-
- case '\\':
- if (!(flags & FNM_NOESCAPE))
- {
- c = *p++;
- if (c == '\0')
- /* Trailing \ loses. */
- return FNM_NOMATCH;
- c = FOLD (c);
- }
- if (FOLD (*n) != c)
- return FNM_NOMATCH;
- break;
-
- case '*':
- if ((flags & FNM_PERIOD) && *n == '.' &&
- (n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/')))
- return FNM_NOMATCH;
-
- for (c = *p++; c == '?' || c == '*'; c = *p++)
- {
- if ((flags & FNM_FILE_NAME) && *n == '/')
- /* A slash does not match a wildcard under FNM_FILE_NAME. */
- return FNM_NOMATCH;
- else if (c == '?')
- {
- /* A ? needs to match one character. */
- if (*n == '\0')
- /* There isn't another character; no match. */
- return FNM_NOMATCH;
- else
- /* One character of the string is consumed in matching
- this ? wildcard, so *??? won't match if there are
- less than three characters. */
- ++n;
- }
- }
-
- if (c == '\0')
- return 0;
-
- {
- char c1 = (!(flags & FNM_NOESCAPE) && c == '\\') ? *p : c;
- c1 = FOLD (c1);
- for (--p; *n != '\0'; ++n)
- if ((c == '[' || FOLD (*n) == c1) &&
- fnmatch (p, n, flags & ~FNM_PERIOD) == 0)
- return 0;
- return FNM_NOMATCH;
- }
-
- case '[':
- {
- /* Nonzero if the sense of the character class is inverted. */
- register int nnot;
-
- if (*n == '\0')
- return FNM_NOMATCH;
-
- if ((flags & FNM_PERIOD) && *n == '.' &&
- (n == string || ((flags & FNM_FILE_NAME) && n[-1] == '/')))
- return FNM_NOMATCH;
-
- nnot = (*p == '!' || *p == '^');
- if (nnot)
- ++p;
-
- c = *p++;
- for (;;)
- {
- register char cstart = c, cend = c;
-
- if (!(flags & FNM_NOESCAPE) && c == '\\')
- {
- if (*p == '\0')
- return FNM_NOMATCH;
- cstart = cend = *p++;
- }
-
- cstart = cend = FOLD (cstart);
-
- if (c == '\0')
- /* [ (unterminated) loses. */
- return FNM_NOMATCH;
-
- c = *p++;
- c = FOLD (c);
-
- if ((flags & FNM_FILE_NAME) && c == '/')
- /* [/] can never match. */
- return FNM_NOMATCH;
-
- if (c == '-' && *p != ']')
- {
- cend = *p++;
- if (!(flags & FNM_NOESCAPE) && cend == '\\')
- cend = *p++;
- if (cend == '\0')
- return FNM_NOMATCH;
- cend = FOLD (cend);
-
- c = *p++;
- }
-
- if (FOLD (*n) >= cstart && FOLD (*n) <= cend)
- goto matched;
-
- if (c == ']')
- break;
- }
- if (!nnot)
- return FNM_NOMATCH;
- break;
-
- matched:;
- /* Skip the rest of the [...] that already matched. */
- while (c != ']')
- {
- if (c == '\0')
- /* [... (unterminated) loses. */
- return FNM_NOMATCH;
-
- c = *p++;
- if (!(flags & FNM_NOESCAPE) && c == '\\')
- {
- if (*p == '\0')
- return FNM_NOMATCH;
- /* XXX 1003.2d11 is unclear if this is right. */
- ++p;
- }
- }
- if (nnot)
- return FNM_NOMATCH;
- }
- break;
-
- default:
- if (c != FOLD (*n))
- return FNM_NOMATCH;
- }
-
- ++n;
- }
-
- if (*n == '\0')
- return 0;
-
- if ((flags & FNM_LEADING_DIR) && *n == '/')
- /* The FNM_LEADING_DIR flag says that "foo*" matches "foobar/frobozz". */
- return 0;
-
- return FNM_NOMATCH;
-
-# undef FOLD
+ bool fail = false;
+ for (int i=0; i<ntests; i++) {
+ if (fnmatch(tests[i].pattern, tests[i].string, tests[i].options) != tests[i].result) {
+ printf("Test %d failed: pat=%s str=%s expect=%s got=%s\n",
+ i+1, tests[i].pattern, tests[i].string,
+ tests[i].result==0?"matches":"no match",
+ tests[i].result==0?"no match":"matches");
+ fail = true;
+ } else {
+ printf("Test %d succeeded\n", i+1);
+ }
+ }
+ return fail;
}
-
-#endif /* _LIBC or not __GNU_LIBRARY__. */
+#endif /* TEST_PROGRAM */