| /* pathexp.h -- The shell interface to the globbing library. */ |
| |
| /* Copyright (C) 1987-2009 Free Software Foundation, Inc. |
| |
| This file is part of GNU Bash, the Bourne Again SHell. |
| |
| Bash 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 3 of the License, or |
| (at your option) any later version. |
| |
| Bash 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. |
| |
| You should have received a copy of the GNU General Public License |
| along with Bash. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #if !defined (_PATHEXP_H_) |
| #define _PATHEXP_H_ |
| |
| #if defined (USE_POSIX_GLOB_LIBRARY) |
| # define GLOB_FAILED(glist) !(glist) |
| #else /* !USE_POSIX_GLOB_LIBRARY */ |
| # define GLOB_FAILED(glist) (glist) == (char **)&glob_error_return |
| extern int noglob_dot_filenames; |
| extern char *glob_error_return; |
| #endif /* !USE_POSIX_GLOB_LIBRARY */ |
| |
| /* Flag values for quote_string_for_globbing */ |
| #define QGLOB_CVTNULL 0x01 /* convert QUOTED_NULL strings to '\0' */ |
| #define QGLOB_FILENAME 0x02 /* do correct quoting for matching filenames */ |
| #define QGLOB_REGEXP 0x04 /* quote an ERE for regcomp/regexec */ |
| |
| #if defined (EXTENDED_GLOB) |
| /* Flags to OR with other flag args to strmatch() to enabled the extended |
| pattern matching. */ |
| # define FNMATCH_EXTFLAG (extended_glob ? FNM_EXTMATCH : 0) |
| #else |
| # define FNMATCH_EXTFLAG 0 |
| #endif /* !EXTENDED_GLOB */ |
| |
| #define FNMATCH_IGNCASE (match_ignore_case ? FNM_CASEFOLD : 0) |
| |
| extern int glob_dot_filenames; |
| extern int extended_glob; |
| extern int glob_star; |
| extern int match_ignore_case; /* doesn't really belong here */ |
| |
| extern int unquoted_glob_pattern_p __P((char *)); |
| |
| /* PATHNAME can contain characters prefixed by CTLESC; this indicates |
| that the character is to be quoted. We quote it here in the style |
| that the glob library recognizes. If flags includes QGLOB_CVTNULL, |
| we change quoted null strings (pathname[0] == CTLNUL) into empty |
| strings (pathname[0] == 0). If this is called after quote removal |
| is performed, (flags & QGLOB_CVTNULL) should be 0; if called when quote |
| removal has not been done (for example, before attempting to match a |
| pattern while executing a case statement), flags should include |
| QGLOB_CVTNULL. If flags includes QGLOB_FILENAME, appropriate quoting |
| to match a filename should be performed. */ |
| extern char *quote_string_for_globbing __P((const char *, int)); |
| |
| extern int glob_char_p __P((const char *)); |
| extern char *quote_globbing_chars __P((char *)); |
| |
| /* Call the glob library to do globbing on PATHNAME. */ |
| extern char **shell_glob_filename __P((const char *)); |
| |
| /* Filename completion ignore. Used to implement the "fignore" facility of |
| tcsh and GLOBIGNORE (like ksh-93 FIGNORE). |
| |
| It is passed a NULL-terminated array of (char *)'s that must be |
| free()'d if they are deleted. The first element (names[0]) is the |
| least-common-denominator string of the matching patterns (i.e. |
| u<TAB> produces names[0] = "und", names[1] = "under.c", names[2] = |
| "undun.c", name[3] = NULL). */ |
| |
| struct ign { |
| char *val; |
| int len, flags; |
| }; |
| |
| typedef int sh_iv_item_func_t __P((struct ign *)); |
| |
| struct ignorevar { |
| char *varname; /* FIGNORE or GLOBIGNORE */ |
| struct ign *ignores; /* Store the ignore strings here */ |
| int num_ignores; /* How many are there? */ |
| char *last_ignoreval; /* Last value of variable - cached for speed */ |
| sh_iv_item_func_t *item_func; /* Called when each item is parsed from $`varname' */ |
| }; |
| |
| extern void setup_ignore_patterns __P((struct ignorevar *)); |
| |
| extern void setup_glob_ignore __P((char *)); |
| extern int should_ignore_glob_matches __P((void)); |
| extern void ignore_glob_matches __P((char **)); |
| |
| #endif |