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Diffstat (limited to 'builtins.h')
| -rw-r--r-- | builtins.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/builtins.h b/builtins.h new file mode 100644 index 0000000..dac95fd --- /dev/null +++ b/builtins.h @@ -0,0 +1,67 @@ +/* builtins.h -- What a builtin looks like, and where to find them. */ + +/* 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/>. +*/ + +#ifndef BUILTINS_H +#define BUILTINS_H + +#include "config.h" + +#if defined (HAVE_UNISTD_H) +# ifdef _MINIX +# include <sys/types.h> +# endif +# include <unistd.h> +#endif + +#include "command.h" +#include "general.h" + +#if defined (ALIAS) +#include "alias.h" +#endif + +/* Flags describing various things about a builtin. */ +#define BUILTIN_ENABLED 0x01 /* This builtin is enabled. */ +#define BUILTIN_DELETED 0x02 /* This has been deleted with enable -d. */ +#define STATIC_BUILTIN 0x04 /* This builtin is not dynamically loaded. */ +#define SPECIAL_BUILTIN 0x08 /* This is a Posix `special' builtin. */ +#define ASSIGNMENT_BUILTIN 0x10 /* This builtin takes assignment statements. */ +#define POSIX_BUILTIN 0x20 /* This builtins is special in the Posix command search order. */ +#define LOCALVAR_BUILTIN 0x40 /* This builtin creates local variables */ + +#define BASE_INDENT 4 + +/* The thing that we build the array of builtins out of. */ +struct builtin { + char *name; /* The name that the user types. */ + sh_builtin_func_t *function; /* The address of the invoked function. */ + int flags; /* One of the #defines above. */ + char * const *long_doc; /* NULL terminated array of strings. */ + const char *short_doc; /* Short version of documentation. */ + char *handle; /* for future use */ +}; + +/* Found in builtins.c, created by builtins/mkbuiltins. */ +extern int num_shell_builtins; /* Number of shell builtins. */ +extern struct builtin static_shell_builtins[]; +extern struct builtin *shell_builtins; +extern struct builtin *current_builtin; + +#endif /* BUILTINS_H */ |