diff options
Diffstat (limited to 'compat/fnmatch/fnmatch.c')
| -rw-r--r-- | compat/fnmatch/fnmatch.c | 494 |
1 files changed, 0 insertions, 494 deletions
diff --git a/compat/fnmatch/fnmatch.c b/compat/fnmatch/fnmatch.c deleted file mode 100644 index 378c467..0000000 --- a/compat/fnmatch/fnmatch.c +++ /dev/null @@ -1,494 +0,0 @@ -/* Copyright (C) 1991, 92, 93, 96, 97, 98, 99 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - This library 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with this library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#if HAVE_CONFIG_H -# include <config.h> -#endif - -/* Enable GNU extensions in fnmatch.h. */ -#ifndef _GNU_SOURCE -# define _GNU_SOURCE 1 -#endif - -#include <stddef.h> -#include <errno.h> -#include <fnmatch.h> -#include <ctype.h> - -#if HAVE_STRING_H || defined _LIBC -# include <string.h> -#else -# include <strings.h> -#endif - -#if defined STDC_HEADERS || defined _LIBC -# include <stdlib.h> -#endif - -/* For platforms which support the ISO C amendment 1 functionality we - support user defined character classes. */ -#if defined _LIBC || (defined HAVE_WCTYPE_H && defined HAVE_WCHAR_H) -/* Solaris 2.5 has a bug: <wchar.h> must be included before <wctype.h>. */ -# include <wchar.h> -# include <wctype.h> -#endif - -/* 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. */ - -#if defined NO_FNMATCH || defined NO_FNMATCH_CASEFOLD || \ - defined _LIBC || !defined __GNU_LIBRARY__ - - -# if defined STDC_HEADERS || !defined isascii -# define ISASCII(c) 1 -# else -# define ISASCII(c) isascii(c) -# endif - -# ifdef isblank -# define ISBLANK(c) (ISASCII (c) && isblank (c)) -# else -# define ISBLANK(c) ((c) == ' ' || (c) == '\t') -# endif -# ifdef isgraph -# define ISGRAPH(c) (ISASCII (c) && isgraph (c)) -# else -# define ISGRAPH(c) (ISASCII (c) && isprint (c) && !isspace (c)) -# endif - -# define ISPRINT(c) (ISASCII (c) && isprint (c)) -# define ISDIGIT(c) (ISASCII (c) && isdigit (c)) -# define ISALNUM(c) (ISASCII (c) && isalnum (c)) -# define ISALPHA(c) (ISASCII (c) && isalpha (c)) -# define ISCNTRL(c) (ISASCII (c) && iscntrl (c)) -# define ISLOWER(c) (ISASCII (c) && islower (c)) -# define ISPUNCT(c) (ISASCII (c) && ispunct (c)) -# define ISSPACE(c) (ISASCII (c) && isspace (c)) -# define ISUPPER(c) (ISASCII (c) && isupper (c)) -# define ISXDIGIT(c) (ISASCII (c) && isxdigit (c)) - -# define STREQ(s1, s2) ((strcmp (s1, s2) == 0)) - -# if defined _LIBC || (defined HAVE_WCTYPE_H && defined HAVE_WCHAR_H) -/* The GNU C library provides support for user-defined character classes - and the functions from ISO C amendment 1. */ -# ifdef CHARCLASS_NAME_MAX -# define CHAR_CLASS_MAX_LENGTH CHARCLASS_NAME_MAX -# else -/* This shouldn't happen but some implementation might still have this - problem. Use a reasonable default value. */ -# define CHAR_CLASS_MAX_LENGTH 256 -# endif - -# ifdef _LIBC -# define IS_CHAR_CLASS(string) __wctype (string) -# else -# define IS_CHAR_CLASS(string) wctype (string) -# endif -# else -# define CHAR_CLASS_MAX_LENGTH 6 /* Namely, `xdigit'. */ - -# define IS_CHAR_CLASS(string) \ - (STREQ (string, "alpha") || STREQ (string, "upper") \ - || STREQ (string, "lower") || STREQ (string, "digit") \ - || STREQ (string, "alnum") || STREQ (string, "xdigit") \ - || STREQ (string, "space") || STREQ (string, "print") \ - || STREQ (string, "punct") || STREQ (string, "graph") \ - || STREQ (string, "cntrl") || STREQ (string, "blank")) -# endif - -/* Avoid depending on library functions or files - whose names are inconsistent. */ - -# if !defined _LIBC && !defined getenv -extern char *getenv (const char *name); -# endif - -# ifndef errno -extern int errno; -# endif - -# ifndef NULL -# define NULL 0 -# endif - -/* This function doesn't exist on most systems. */ - -# if !defined HAVE___STRCHRNUL && !defined _LIBC -static char * -__strchrnul (const char *s, int c) - - -{ - char *result = strchr (s, c); - if (result == NULL) - result = strchr (s, '\0'); - return result; -} -# endif - -# ifndef internal_function -/* Inside GNU libc we mark some function in a special way. In other - environments simply ignore the marking. */ -# define internal_function -# endif - -/* Match STRING against the filename pattern PATTERN, returning zero if - it matches, nonzero if not. */ -static int internal_fnmatch __P ((const char *pattern, const char *string, - int no_leading_period, int flags)) - internal_function; -static int -internal_function -internal_fnmatch (const char *pattern, const char *string, int no_leading_period, int flags) - - - - -{ - register const char *p = pattern, *n = string; - register unsigned char c; - -/* Note that this evaluates C many times. */ -# ifdef _LIBC -# define FOLD(c) ((flags & FNM_CASEFOLD) ? tolower (c) : (c)) -# else -# define FOLD(c) ((flags & FNM_CASEFOLD) && ISUPPER (c) ? tolower (c) : (c)) -# endif - - while ((c = *p++) != '\0') - { - c = FOLD (c); - - switch (c) - { - case '?': - if (*n == '\0') - return FNM_NOMATCH; - else if (*n == '/' && (flags & FNM_FILE_NAME)) - return FNM_NOMATCH; - else if (*n == '.' && no_leading_period - && (n == string - || (n[-1] == '/' && (flags & FNM_FILE_NAME)))) - return FNM_NOMATCH; - break; - - case '\\': - if (!(flags & FNM_NOESCAPE)) - { - c = *p++; - if (c == '\0') - /* Trailing \ loses. */ - return FNM_NOMATCH; - c = FOLD (c); - } - if (FOLD ((unsigned char) *n) != c) - return FNM_NOMATCH; - break; - - case '*': - if (*n == '.' && no_leading_period - && (n == string - || (n[-1] == '/' && (flags & FNM_FILE_NAME)))) - return FNM_NOMATCH; - - for (c = *p++; c == '?' || c == '*'; c = *p++) - { - if (*n == '/' && (flags & FNM_FILE_NAME)) - /* 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') - /* The wildcard(s) is/are the last element of the pattern. - If the name is a file name and contains another slash - this does mean it cannot match. */ - return ((flags & FNM_FILE_NAME) && strchr (n, '/') != NULL - ? FNM_NOMATCH : 0); - else - { - const char *endp; - - endp = __strchrnul (n, (flags & FNM_FILE_NAME) ? '/' : '\0'); - - if (c == '[') - { - int flags2 = ((flags & FNM_FILE_NAME) - ? flags : (flags & ~FNM_PERIOD)); - - for (--p; n < endp; ++n) - if (internal_fnmatch (p, n, - (no_leading_period - && (n == string - || (n[-1] == '/' - && (flags - & FNM_FILE_NAME)))), - flags2) - == 0) - return 0; - } - else if (c == '/' && (flags & FNM_FILE_NAME)) - { - while (*n != '\0' && *n != '/') - ++n; - if (*n == '/' - && (internal_fnmatch (p, n + 1, flags & FNM_PERIOD, - flags) == 0)) - return 0; - } - else - { - int flags2 = ((flags & FNM_FILE_NAME) - ? flags : (flags & ~FNM_PERIOD)); - - if (c == '\\' && !(flags & FNM_NOESCAPE)) - c = *p; - c = FOLD (c); - for (--p; n < endp; ++n) - if (FOLD ((unsigned char) *n) == c - && (internal_fnmatch (p, n, - (no_leading_period - && (n == string - || (n[-1] == '/' - && (flags - & FNM_FILE_NAME)))), - flags2) == 0)) - return 0; - } - } - - /* If we come here no match is possible with the wildcard. */ - return FNM_NOMATCH; - - case '[': - { - /* Nonzero if the sense of the character class is inverted. */ - static int posixly_correct; - register int not; - char cold; - - if (posixly_correct == 0) - posixly_correct = getenv ("POSIXLY_CORRECT") != NULL ? 1 : -1; - - if (*n == '\0') - return FNM_NOMATCH; - - if (*n == '.' && no_leading_period && (n == string - || (n[-1] == '/' - && (flags - & FNM_FILE_NAME)))) - return FNM_NOMATCH; - - if (*n == '/' && (flags & FNM_FILE_NAME)) - /* `/' cannot be matched. */ - return FNM_NOMATCH; - - not = (*p == '!' || (posixly_correct < 0 && *p == '^')); - if (not) - ++p; - - c = *p++; - for (;;) - { - unsigned char fn = FOLD ((unsigned char) *n); - - if (!(flags & FNM_NOESCAPE) && c == '\\') - { - if (*p == '\0') - return FNM_NOMATCH; - c = FOLD ((unsigned char) *p); - ++p; - - if (c == fn) - goto matched; - } - else if (c == '[' && *p == ':') - { - /* Leave room for the null. */ - char str[CHAR_CLASS_MAX_LENGTH + 1]; - size_t c1 = 0; -# if defined _LIBC || (defined HAVE_WCTYPE_H && defined HAVE_WCHAR_H) - wctype_t wt; -# endif - const char *startp = p; - - for (;;) - { - if (c1 > CHAR_CLASS_MAX_LENGTH) - /* The name is too long and therefore the pattern - is ill-formed. */ - return FNM_NOMATCH; - - c = *++p; - if (c == ':' && p[1] == ']') - { - p += 2; - break; - } - if (c < 'a' || c >= 'z') - { - /* This cannot possibly be a character class name. - Match it as a normal range. */ - p = startp; - c = '['; - goto normal_bracket; - } - str[c1++] = c; - } - str[c1] = '\0'; - -# if defined _LIBC || (defined HAVE_WCTYPE_H && defined HAVE_WCHAR_H) - wt = IS_CHAR_CLASS (str); - if (wt == 0) - /* Invalid character class name. */ - return FNM_NOMATCH; - - if (__iswctype (__btowc ((unsigned char) *n), wt)) - goto matched; -# else - if ((STREQ (str, "alnum") && ISALNUM ((unsigned char) *n)) - || (STREQ (str, "alpha") && ISALPHA ((unsigned char) *n)) - || (STREQ (str, "blank") && ISBLANK ((unsigned char) *n)) - || (STREQ (str, "cntrl") && ISCNTRL ((unsigned char) *n)) - || (STREQ (str, "digit") && ISDIGIT ((unsigned char) *n)) - || (STREQ (str, "graph") && ISGRAPH ((unsigned char) *n)) - || (STREQ (str, "lower") && ISLOWER ((unsigned char) *n)) - || (STREQ (str, "print") && ISPRINT ((unsigned char) *n)) - || (STREQ (str, "punct") && ISPUNCT ((unsigned char) *n)) - || (STREQ (str, "space") && ISSPACE ((unsigned char) *n)) - || (STREQ (str, "upper") && ISUPPER ((unsigned char) *n)) - || (STREQ (str, "xdigit") && ISXDIGIT ((unsigned char) *n))) - goto matched; -# endif - } - else if (c == '\0') - /* [ (unterminated) loses. */ - return FNM_NOMATCH; - else - { - normal_bracket: - if (FOLD (c) == fn) - goto matched; - - cold = c; - c = *p++; - - if (c == '-' && *p != ']') - { - /* It is a range. */ - unsigned char cend = *p++; - if (!(flags & FNM_NOESCAPE) && cend == '\\') - cend = *p++; - if (cend == '\0') - return FNM_NOMATCH; - - if (cold <= fn && fn <= FOLD (cend)) - goto matched; - - c = *p++; - } - } - - if (c == ']') - break; - } - - if (!not) - 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; - } - else if (c == '[' && *p == ':') - { - do - if (*++p == '\0') - return FNM_NOMATCH; - while (*p != ':' || p[1] == ']'); - p += 2; - c = *p; - } - } - if (not) - return FNM_NOMATCH; - } - break; - - default: - if (c != FOLD ((unsigned char) *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 -} - - -int -fnmatch (const char *pattern, const char *string, int flags) - - - -{ - return internal_fnmatch (pattern, string, flags & FNM_PERIOD, flags); -} - -#endif /* _LIBC or not __GNU_LIBRARY__. */ |