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/* common.h -- extern declarations for functions defined in common.c. */
/* Copyright (C) 1993-2010 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 (__COMMON_H)
# define __COMMON_H
#include "stdc.h"
#define ISOPTION(s, c) (s[0] == '-' && !s[2] && s[1] == c)
/* Flag values for parse_and_execute () */
#define SEVAL_NONINT 0x001
#define SEVAL_INTERACT 0x002
#define SEVAL_NOHIST 0x004
#define SEVAL_NOFREE 0x008
#define SEVAL_RESETLINE 0x010
#define SEVAL_PARSEONLY 0x020
#define SEVAL_NOLONGJMP 0x040
/* Flags for describe_command, shared between type.def and command.def */
#define SEVAL_FUNCDEF 0x080 /* only allow function definitions */
#define SEVAL_ONECMD 0x100 /* only allow a single command */
#define CDESC_ALL 0x001 /* type -a */
#define CDESC_SHORTDESC 0x002 /* command -V */
#define CDESC_REUSABLE 0x004 /* command -v */
#define CDESC_TYPE 0x008 /* type -t */
#define CDESC_PATH_ONLY 0x010 /* type -p */
#define CDESC_FORCE_PATH 0x020 /* type -ap or type -P */
#define CDESC_NOFUNCS 0x040 /* type -f */
#define CDESC_ABSPATH 0x080 /* convert to absolute path, no ./ */
/* Flags for get_job_by_name */
#define JM_PREFIX 0x01 /* prefix of job name */
#define JM_SUBSTRING 0x02 /* substring of job name */
#define JM_EXACT 0x04 /* match job name exactly */
#define JM_STOPPED 0x08 /* match stopped jobs only */
#define JM_FIRSTMATCH 0x10 /* return first matching job */
/* Flags for remember_args and value of changed_dollar_vars */
#define ARGS_NONE 0x0
#define ARGS_INVOC 0x01
#define ARGS_FUNC 0x02
#define ARGS_SETBLTIN 0x04
/* Functions from common.c */
extern void builtin_error __P((const char *, ...)) __attribute__((__format__ (printf, 1, 2)));
extern void builtin_warning __P((const char *, ...)) __attribute__((__format__ (printf, 1, 2)));
extern void builtin_usage __P((void));
extern void no_args __P((WORD_LIST *));
extern int no_options __P((WORD_LIST *));
/* common error message functions */
extern void sh_needarg __P((char *));
extern void sh_neednumarg __P((char *));
extern void sh_notfound __P((char *));
extern void sh_invalidopt __P((char *));
extern void sh_invalidoptname __P((char *));
extern void sh_invalidid __P((char *));
extern void sh_invalidnum __P((char *));
extern void sh_invalidsig __P((char *));
extern void sh_erange __P((char *, char *));
extern void sh_badpid __P((char *));
extern void sh_badjob __P((char *));
extern void sh_readonly __P((const char *));
extern void sh_nojobs __P((char *));
extern void sh_restricted __P((char *));
extern void sh_notbuiltin __P((char *));
extern void sh_wrerror __P((void));
extern void sh_ttyerror __P((int));
extern int sh_chkwrite __P((int));
extern char **make_builtin_argv __P((WORD_LIST *, int *));
extern void remember_args __P((WORD_LIST *, int));
extern int dollar_vars_changed __P((void));
extern void set_dollar_vars_unchanged __P((void));
extern void set_dollar_vars_changed __P((void));
extern int get_numeric_arg __P((WORD_LIST *, int, intmax_t *));
extern int get_exitstat __P((WORD_LIST *));
extern int read_octal __P((char *));
/* Keeps track of the current working directory. */
extern char *the_current_working_directory;
extern char *get_working_directory __P((char *));
extern void set_working_directory __P((char *));
#if defined (JOB_CONTROL)
extern int get_job_by_name __P((const char *, int));
extern int get_job_spec __P((WORD_LIST *));
#endif
extern int display_signal_list __P((WORD_LIST *, int));
/* It's OK to declare a function as returning a Function * without
providing a definition of what a `Function' is. */
extern struct builtin *builtin_address_internal __P((char *, int));
extern sh_builtin_func_t *find_shell_builtin __P((char *));
extern sh_builtin_func_t *builtin_address __P((char *));
extern sh_builtin_func_t *find_special_builtin __P((char *));
extern void initialize_shell_builtins __P((void));
/* Functions from exit.def */
extern void bash_logout __P((void));
/* Functions from getopts.def */
extern void getopts_reset __P((int));
/* Functions from set.def */
extern int minus_o_option_value __P((char *));
extern void list_minus_o_opts __P((int, int));
extern char **get_minus_o_opts __P((void));
extern int set_minus_o_option __P((int, char *));
extern void set_shellopts __P((void));
extern void parse_shellopts __P((char *));
extern void initialize_shell_options __P((int));
extern void reset_shell_options __P((void));
/* Functions from shopt.def */
extern void reset_shopt_options __P((void));
extern char **get_shopt_options __P((void));
extern int shopt_setopt __P((char *, int));
extern int shopt_listopt __P((char *, int));
extern int set_login_shell __P((char *, int));
extern void set_bashopts __P((void));
extern void parse_bashopts __P((char *));
extern void initialize_bashopts __P((int));
/* Functions from type.def */
extern int describe_command __P((char *, int));
/* Functions from setattr.def */
extern int set_or_show_attributes __P((WORD_LIST *, int, int));
extern int show_all_var_attributes __P((int, int));
extern int show_var_attributes __P((SHELL_VAR *, int, int));
extern int show_name_attributes __P((char *, int));
extern void set_var_attribute __P((char *, int, int));
/* Functions from pushd.def */
extern char *get_dirstack_from_string __P((char *));
extern char *get_dirstack_element __P((intmax_t, int));
extern void set_dirstack_element __P((intmax_t, int, char *));
extern WORD_LIST *get_directory_stack __P((int));
/* Functions from evalstring.c */
extern int parse_and_execute __P((char *, const char *, int));
extern void parse_and_execute_cleanup __P((void));
extern int parse_string __P((char *, const char *, int, char **));
/* Functions from evalfile.c */
extern int maybe_execute_file __P((const char *, int));
extern int source_file __P((const char *, int));
extern int fc_execute_file __P((const char *));
#endif /* !__COMMON_H */
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