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Diffstat (limited to 'include/wordexp.h')
-rw-r--r-- | include/wordexp.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/include/wordexp.h b/include/wordexp.h new file mode 100644 index 000000000..0ce36ec73 --- /dev/null +++ b/include/wordexp.h @@ -0,0 +1,71 @@ +/* Copyright (C) 1991, 92, 96, 97, 98, 99, 2001 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) __THROW; + +/* Free the storage allocated by a `wordexp' call. */ +extern void wordfree (wordexp_t *__wordexp) __THROW; + +__END_DECLS + +#endif /* wordexp.h */ |