1 /* pathexp.h -- The shell interface to the globbing library. */
3 /* Copyright (C) 1987-2009 Free Software Foundation, Inc.
5 This file is part of GNU Bash, the Bourne Again SHell.
7 Bash is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 Bash is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with Bash. If not, see <http://www.gnu.org/licenses/>.
21 #if !defined (_PATHEXP_H_)
24 #if defined (USE_POSIX_GLOB_LIBRARY)
25 # define GLOB_FAILED(glist) !(glist)
26 #else /* !USE_POSIX_GLOB_LIBRARY */
27 # define GLOB_FAILED(glist) (glist) == (char **)&glob_error_return
28 extern int noglob_dot_filenames;
29 extern char *glob_error_return;
30 #endif /* !USE_POSIX_GLOB_LIBRARY */
32 /* Flag values for quote_string_for_globbing */
33 #define QGLOB_CVTNULL 0x01 /* convert QUOTED_NULL strings to '\0' */
34 #define QGLOB_FILENAME 0x02 /* do correct quoting for matching filenames */
35 #define QGLOB_REGEXP 0x04 /* quote an ERE for regcomp/regexec */
37 #if defined (EXTENDED_GLOB)
38 /* Flags to OR with other flag args to strmatch() to enabled the extended
40 # define FNMATCH_EXTFLAG (extended_glob ? FNM_EXTMATCH : 0)
42 # define FNMATCH_EXTFLAG 0
43 #endif /* !EXTENDED_GLOB */
45 #define FNMATCH_IGNCASE (match_ignore_case ? FNM_CASEFOLD : 0)
47 extern int glob_dot_filenames;
48 extern int extended_glob;
50 extern int match_ignore_case; /* doesn't really belong here */
52 extern int unquoted_glob_pattern_p __P((char *));
54 /* PATHNAME can contain characters prefixed by CTLESC; this indicates
55 that the character is to be quoted. We quote it here in the style
56 that the glob library recognizes. If flags includes QGLOB_CVTNULL,
57 we change quoted null strings (pathname[0] == CTLNUL) into empty
58 strings (pathname[0] == 0). If this is called after quote removal
59 is performed, (flags & QGLOB_CVTNULL) should be 0; if called when quote
60 removal has not been done (for example, before attempting to match a
61 pattern while executing a case statement), flags should include
62 QGLOB_CVTNULL. If flags includes QGLOB_FILENAME, appropriate quoting
63 to match a filename should be performed. */
64 extern char *quote_string_for_globbing __P((const char *, int));
66 extern int glob_char_p __P((const char *));
67 extern char *quote_globbing_chars __P((char *));
69 /* Call the glob library to do globbing on PATHNAME. */
70 extern char **shell_glob_filename __P((const char *));
72 /* Filename completion ignore. Used to implement the "fignore" facility of
73 tcsh and GLOBIGNORE (like ksh-93 FIGNORE).
75 It is passed a NULL-terminated array of (char *)'s that must be
76 free()'d if they are deleted. The first element (names[0]) is the
77 least-common-denominator string of the matching patterns (i.e.
78 u<TAB> produces names[0] = "und", names[1] = "under.c", names[2] =
79 "undun.c", name[3] = NULL). */
86 typedef int sh_iv_item_func_t __P((struct ign *));
89 char *varname; /* FIGNORE or GLOBIGNORE */
90 struct ign *ignores; /* Store the ignore strings here */
91 int num_ignores; /* How many are there? */
92 char *last_ignoreval; /* Last value of variable - cached for speed */
93 sh_iv_item_func_t *item_func; /* Called when each item is parsed from $`varname' */
96 extern void setup_ignore_patterns __P((struct ignorevar *));
98 extern void setup_glob_ignore __P((char *));
99 extern int should_ignore_glob_matches __P((void));
100 extern void ignore_glob_matches __P((char **));