| /* Copyright (C) 1991, 92, 1996-1999, 2001, 2003 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C 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 |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| #ifndef _WORDEXP_H |
| #define _WORDEXP_H 1 |
| |
| #include <features.h> |
| #define __need_size_t |
| #include <stddef.h> |
| |
| __BEGIN_DECLS |
| |
| /* Bits set in the FLAGS argument to `wordexp'. */ |
| enum |
| { |
| WRDE_DOOFFS = (1 << 0), /* Insert PWORDEXP->we_offs NULLs. */ |
| WRDE_APPEND = (1 << 1), /* Append to results of a previous call. */ |
| WRDE_NOCMD = (1 << 2), /* Don't do command substitution. */ |
| WRDE_REUSE = (1 << 3), /* Reuse storage in PWORDEXP. */ |
| WRDE_SHOWERR = (1 << 4), /* Don't redirect stderr to /dev/null. */ |
| WRDE_UNDEF = (1 << 5), /* Error for expanding undefined variables. */ |
| __WRDE_FLAGS = (WRDE_DOOFFS | WRDE_APPEND | WRDE_NOCMD | |
| WRDE_REUSE | WRDE_SHOWERR | WRDE_UNDEF) |
| }; |
| |
| /* Structure describing a word-expansion run. */ |
| typedef struct |
| { |
| size_t we_wordc; /* Count of words matched. */ |
| char **we_wordv; /* List of expanded words. */ |
| size_t we_offs; /* Slots to reserve in `we_wordv'. */ |
| } wordexp_t; |
| |
| /* Possible nonzero return values from `wordexp'. */ |
| enum |
| { |
| #ifdef __USE_XOPEN |
| WRDE_NOSYS = -1, /* Never used since we support `wordexp'. */ |
| #endif |
| WRDE_NOSPACE = 1, /* Ran out of memory. */ |
| WRDE_BADCHAR, /* A metachar appears in the wrong place. */ |
| WRDE_BADVAL, /* Undefined var reference with WRDE_UNDEF. */ |
| WRDE_CMDSUB, /* Command substitution with WRDE_NOCMD. */ |
| WRDE_SYNTAX /* Shell syntax error. */ |
| }; |
| |
| /* Do word expansion of WORDS into PWORDEXP. */ |
| extern int wordexp (__const char *__restrict __words, |
| wordexp_t *__restrict __pwordexp, int __flags); |
| |
| /* Free the storage allocated by a `wordexp' call. */ |
| extern void wordfree (wordexp_t *__wordexp) __THROW; |
| |
| __END_DECLS |
| |
| #endif /* wordexp.h */ |