diff options
Diffstat (limited to 'posix/fnmatch.c')
| -rw-r--r-- | posix/fnmatch.c | 94 |
1 files changed, 54 insertions, 40 deletions
diff --git a/posix/fnmatch.c b/posix/fnmatch.c index d0d70027d6..98c5ffc5ca 100644 --- a/posix/fnmatch.c +++ b/posix/fnmatch.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991-1993, 1996-1999, 2000 Free Software Foundation, Inc. +/* Copyright (C) 1991-1993,1996-1999,2000,2001 Free Software Foundation, Inc. This file is part of the GNU C Library. This library is free software; you can redistribute it and/or @@ -61,6 +61,10 @@ # define mbsrtowcs __mbsrtowcs #endif +/* We often have to test for FNM_FILE_NAME and FNM_PERIOD being both set. */ +#define NO_LEADING_PERIOD(flags) \ + ((flags & (FNM_FILE_NAME | FNM_PERIOD)) == (FNM_FILE_NAME | FNM_PERIOD)) + /* 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 @@ -153,6 +157,9 @@ extern char *getenv (); extern int errno; # endif +/* Global variable. */ +static int posixly_correct; + /* This function doesn't exist on most systems. */ # if !defined HAVE___STRCHRNUL && !defined _LIBC @@ -195,15 +202,18 @@ __wcschrnul (s, c) # endif # define CHAR char # define UCHAR unsigned char +# define INT int # define FCT internal_fnmatch +# define EXT ext_match +# define END end_pattern # define L(CS) CS # ifdef _LIBC # define BTOWC(C) __btowc (C) # else # define BTOWC(C) btowc (C) # endif -# define STRCHR(S, C) strchr (S, C) -# define STRCHRNUL(S, C) __strchrnul (S, C) +# define MEMPCPY(D, S, N) __mempcpy (D, S, N) +# define MEMCHR(S, C, N) memchr (S, C, N) # define STRCOLL(S1, S2) strcoll (S1, S2) # include "fnmatch_loop.c" @@ -217,11 +227,14 @@ __wcschrnul (s, c) # endif # define CHAR wchar_t # define UCHAR wint_t +# define INT wint_t # define FCT internal_fnwmatch +# define EXT ext_wmatch +# define END end_wpattern # define L(CS) L##CS # define BTOWC(C) (C) -# define STRCHR(S, C) wcschr (S, C) -# define STRCHRNUL(S, C) __wcschrnul (S, C) +# define MEMPCPY(D, S, N) __wmempcpy (D, S, N) +# define MEMCHR(S, C, N) wmemchr (S, C, N) # define STRCOLL(S1, S2) wcscoll (S1, S2) # define WIDE_CHAR_VERSION 1 @@ -303,42 +316,43 @@ fnmatch (pattern, string, flags) int flags; { # if HANDLE_MULTIBYTE - mbstate_t ps; - size_t n; - wchar_t *wpattern; - wchar_t *wstring; - - if (MB_CUR_MAX == 1) - /* This is an optimization for 8-bit character set. */ - return internal_fnmatch (pattern, string, flags & FNM_PERIOD, flags); - - /* Convert the strings into wide characters. */ - memset (&ps, '\0', sizeof (ps)); - n = mbsrtowcs (NULL, &pattern, 0, &ps); - if (n == (size_t) -1) - /* Something wrong. - XXX Do we have to set `errno' to something which mbsrtows hasn't - already done? */ - return -1; - wpattern = (wchar_t *) alloca ((n + 1) * sizeof (wchar_t)); - assert (mbsinit (&ps)); - (void) mbsrtowcs (wpattern, &pattern, n + 1, &ps); - - assert (mbsinit (&ps)); - n = mbsrtowcs (NULL, &string, 0, &ps); - if (n == (size_t) -1) - /* Something wrong. - XXX Do we have to set `errno' to something which mbsrtows hasn't - already done? */ - return -1; - wstring = (wchar_t *) alloca ((n + 1) * sizeof (wchar_t)); - assert (mbsinit (&ps)); - (void) mbsrtowcs (wstring, &string, n + 1, &ps); - - return internal_fnwmatch (wpattern, wstring, flags & FNM_PERIOD, flags); -# else - return internal_fnmatch (pattern, string, flags & FNM_PERIOD, flags); + if (__builtin_expect (MB_CUR_MAX, 1) != 1) + { + mbstate_t ps; + size_t n; + wchar_t *wpattern; + wchar_t *wstring; + + /* Convert the strings into wide characters. */ + memset (&ps, '\0', sizeof (ps)); + n = mbsrtowcs (NULL, &pattern, 0, &ps); + if (__builtin_expect (n, 0) == (size_t) -1) + /* Something wrong. + XXX Do we have to set `errno' to something which mbsrtows hasn't + already done? */ + return -1; + wpattern = (wchar_t *) alloca ((n + 1) * sizeof (wchar_t)); + assert (mbsinit (&ps)); + (void) mbsrtowcs (wpattern, &pattern, n + 1, &ps); + + assert (mbsinit (&ps)); + n = mbsrtowcs (NULL, &string, 0, &ps); + if (__builtin_expect (n, 0) == (size_t) -1) + /* Something wrong. + XXX Do we have to set `errno' to something which mbsrtows hasn't + already done? */ + return -1; + wstring = (wchar_t *) alloca ((n + 1) * sizeof (wchar_t)); + assert (mbsinit (&ps)); + (void) mbsrtowcs (wstring, &string, n + 1, &ps); + + return internal_fnwmatch (wpattern, wstring, wstring + n, + flags & FNM_PERIOD, flags); + } # endif /* mbstate_t and mbsrtowcs or _LIBC. */ + + return internal_fnmatch (pattern, string, string + strlen (string), + flags & FNM_PERIOD, flags); } #endif /* _LIBC or not __GNU_LIBRARY__. */ |