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- /* Copyright (C) 1991-2020 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, see
- <https://www.gnu.org/licenses/>. */
- #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 */
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