blob: a3835ca22ffbc5dd90f07e892dd06b861fb00956 [file] [log] [blame]
Jari Aalto726f6381996-08-26 18:22:31 +00001/* common.h -- extern declarations for functions defined in common.c. */
2
Jari Aaltob80f6442004-07-27 13:29:18 +00003/* Copyright (C) 1993-2004 Free Software Foundation, Inc.
Jari Aalto726f6381996-08-26 18:22:31 +00004
5 This file is part of GNU Bash, the Bourne Again SHell.
6
Jari Aalto31859422009-01-12 13:36:28 +00007 Bash is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
Jari Aalto726f6381996-08-26 18:22:31 +000011
Jari Aalto31859422009-01-12 13:36:28 +000012 Bash is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
Jari Aalto726f6381996-08-26 18:22:31 +000016
Jari Aalto31859422009-01-12 13:36:28 +000017 You should have received a copy of the GNU General Public License
18 along with Bash. If not, see <http://www.gnu.org/licenses/>.
19*/
Jari Aalto726f6381996-08-26 18:22:31 +000020
21#if !defined (__COMMON_H)
22# define __COMMON_H
23
Jari Aaltobb706242000-03-17 21:46:59 +000024#include "stdc.h"
Jari Aaltoccc6cda1996-12-23 17:02:34 +000025
Jari Aalto726f6381996-08-26 18:22:31 +000026#define ISOPTION(s, c) (s[0] == '-' && !s[2] && s[1] == c)
27
Jari Aaltod166f041997-06-05 14:59:13 +000028/* Flag values for parse_and_execute () */
Jari Aalto7117c2d2002-07-17 14:10:11 +000029#define SEVAL_NONINT 0x001
30#define SEVAL_INTERACT 0x002
31#define SEVAL_NOHIST 0x004
32#define SEVAL_NOFREE 0x008
Jari Aaltob80f6442004-07-27 13:29:18 +000033#define SEVAL_RESETLINE 0x010
Jari Aalto31859422009-01-12 13:36:28 +000034#define SEVAL_PARSEONLY 0x020
35#define SEVAL_NOLONGJMP 0x040
Jari Aalto7117c2d2002-07-17 14:10:11 +000036
37/* Flags for describe_command, shared between type.def and command.def */
38#define CDESC_ALL 0x001 /* type -a */
39#define CDESC_SHORTDESC 0x002 /* command -V */
40#define CDESC_REUSABLE 0x004 /* command -v */
41#define CDESC_TYPE 0x008 /* type -t */
42#define CDESC_PATH_ONLY 0x010 /* type -p */
43#define CDESC_FORCE_PATH 0x020 /* type -ap or type -P */
44#define CDESC_NOFUNCS 0x040 /* type -f */
Jari Aalto95732b42005-12-07 14:08:12 +000045#define CDESC_ABSPATH 0x080 /* convert to absolute path, no ./ */
Jari Aalto7117c2d2002-07-17 14:10:11 +000046
47/* Flags for get_job_by_name */
48#define JM_PREFIX 0x01 /* prefix of job name */
49#define JM_SUBSTRING 0x02 /* substring of job name */
50#define JM_EXACT 0x04 /* match job name exactly */
51#define JM_STOPPED 0x08 /* match stopped jobs only */
52#define JM_FIRSTMATCH 0x10 /* return first matching job */
53
54/* Flags for remember_args and value of changed_dollar_vars */
55#define ARGS_NONE 0x0
56#define ARGS_INVOC 0x01
57#define ARGS_FUNC 0x02
58#define ARGS_SETBLTIN 0x04
Jari Aaltod166f041997-06-05 14:59:13 +000059
Jari Aaltocce855b1998-04-17 19:52:44 +000060/* Functions from common.c */
Jari Aaltof73dda02001-11-13 17:56:06 +000061extern void builtin_error __P((const char *, ...)) __attribute__((__format__ (printf, 1, 2)));
Jari Aalto31859422009-01-12 13:36:28 +000062extern void builtin_warning __P((const char *, ...)) __attribute__((__format__ (printf, 1, 2)));
Jari Aaltocce855b1998-04-17 19:52:44 +000063extern void builtin_usage __P((void));
64extern void no_args __P((WORD_LIST *));
Jari Aaltocce855b1998-04-17 19:52:44 +000065extern int no_options __P((WORD_LIST *));
Jari Aalto726f6381996-08-26 18:22:31 +000066
Jari Aalto7117c2d2002-07-17 14:10:11 +000067/* common error message functions */
68extern void sh_needarg __P((char *));
69extern void sh_neednumarg __P((char *));
70extern void sh_notfound __P((char *));
71extern void sh_invalidopt __P((char *));
72extern void sh_invalidoptname __P((char *));
73extern void sh_invalidid __P((char *));
74extern void sh_invalidnum __P((char *));
75extern void sh_invalidsig __P((char *));
76extern void sh_erange __P((char *, char *));
77extern void sh_badpid __P((char *));
78extern void sh_badjob __P((char *));
79extern void sh_readonly __P((const char *));
80extern void sh_nojobs __P((char *));
81extern void sh_restricted __P((char *));
Jari Aaltob80f6442004-07-27 13:29:18 +000082extern void sh_notbuiltin __P((char *));
Jari Aalto95732b42005-12-07 14:08:12 +000083extern void sh_wrerror __P((void));
Jari Aalto31859422009-01-12 13:36:28 +000084extern int sh_chkwrite __P((int));
Jari Aalto7117c2d2002-07-17 14:10:11 +000085
Jari Aaltocce855b1998-04-17 19:52:44 +000086extern char **make_builtin_argv __P((WORD_LIST *, int *));
87extern void remember_args __P((WORD_LIST *, int));
Jari Aaltoccc6cda1996-12-23 17:02:34 +000088
Jari Aaltocce855b1998-04-17 19:52:44 +000089extern int dollar_vars_changed __P((void));
90extern void set_dollar_vars_unchanged __P((void));
91extern void set_dollar_vars_changed __P((void));
Jari Aalto726f6381996-08-26 18:22:31 +000092
Jari Aalto31859422009-01-12 13:36:28 +000093extern int get_numeric_arg __P((WORD_LIST *, int, intmax_t *));
Jari Aaltof73dda02001-11-13 17:56:06 +000094extern int get_exitstat __P((WORD_LIST *));
Jari Aaltocce855b1998-04-17 19:52:44 +000095extern int read_octal __P((char *));
Jari Aalto726f6381996-08-26 18:22:31 +000096
97/* Keeps track of the current working directory. */
98extern char *the_current_working_directory;
Jari Aaltocce855b1998-04-17 19:52:44 +000099extern char *get_working_directory __P((char *));
100extern void set_working_directory __P((char *));
Jari Aalto726f6381996-08-26 18:22:31 +0000101
102#if defined (JOB_CONTROL)
Jari Aalto7117c2d2002-07-17 14:10:11 +0000103extern int get_job_by_name __P((const char *, int));
Jari Aaltocce855b1998-04-17 19:52:44 +0000104extern int get_job_spec __P((WORD_LIST *));
Jari Aalto726f6381996-08-26 18:22:31 +0000105#endif
Jari Aaltocce855b1998-04-17 19:52:44 +0000106extern int display_signal_list __P((WORD_LIST *, int));
Jari Aalto726f6381996-08-26 18:22:31 +0000107
108/* It's OK to declare a function as returning a Function * without
109 providing a definition of what a `Function' is. */
Jari Aaltocce855b1998-04-17 19:52:44 +0000110extern struct builtin *builtin_address_internal __P((char *, int));
Jari Aaltof73dda02001-11-13 17:56:06 +0000111extern sh_builtin_func_t *find_shell_builtin __P((char *));
112extern sh_builtin_func_t *builtin_address __P((char *));
113extern sh_builtin_func_t *find_special_builtin __P((char *));
Jari Aaltocce855b1998-04-17 19:52:44 +0000114extern void initialize_shell_builtins __P((void));
Jari Aaltoccc6cda1996-12-23 17:02:34 +0000115
Jari Aaltob80f6442004-07-27 13:29:18 +0000116/* Functions from exit.def */
117extern void bash_logout __P((void));
118
Jari Aaltof73dda02001-11-13 17:56:06 +0000119/* Functions from getopts.def */
120extern void getopts_reset __P((int));
121
Jari Aaltoccc6cda1996-12-23 17:02:34 +0000122/* Functions from set.def */
Jari Aaltocce855b1998-04-17 19:52:44 +0000123extern int minus_o_option_value __P((char *));
Jari Aaltof73dda02001-11-13 17:56:06 +0000124extern void list_minus_o_opts __P((int, int));
Jari Aaltobb706242000-03-17 21:46:59 +0000125extern char **get_minus_o_opts __P((void));
Jari Aaltof73dda02001-11-13 17:56:06 +0000126extern int set_minus_o_option __P((int, char *));
127
128extern void set_shellopts __P((void));
129extern void parse_shellopts __P((char *));
130extern void initialize_shell_options __P((int));
131
132extern void reset_shell_options __P((void));
Jari Aaltod166f041997-06-05 14:59:13 +0000133
134/* Functions from shopt.def */
Jari Aaltocce855b1998-04-17 19:52:44 +0000135extern void reset_shopt_options __P((void));
Jari Aaltobb706242000-03-17 21:46:59 +0000136extern char **get_shopt_options __P((void));
Jari Aaltoccc6cda1996-12-23 17:02:34 +0000137
Jari Aaltof73dda02001-11-13 17:56:06 +0000138extern int shopt_setopt __P((char *, int));
139extern int shopt_listopt __P((char *, int));
140
141extern int set_login_shell __P((int));
142
Jari Aaltoccc6cda1996-12-23 17:02:34 +0000143/* Functions from type.def */
Jari Aalto7117c2d2002-07-17 14:10:11 +0000144extern int describe_command __P((char *, int));
Jari Aaltoccc6cda1996-12-23 17:02:34 +0000145
146/* Functions from setattr.def */
Jari Aaltocce855b1998-04-17 19:52:44 +0000147extern int set_or_show_attributes __P((WORD_LIST *, int, int));
Jari Aalto31859422009-01-12 13:36:28 +0000148extern int show_all_var_attributes __P((int, int));
Jari Aaltocce855b1998-04-17 19:52:44 +0000149extern int show_var_attributes __P((SHELL_VAR *, int, int));
150extern int show_name_attributes __P((char *, int));
151extern void set_var_attribute __P((char *, int, int));
Jari Aaltoccc6cda1996-12-23 17:02:34 +0000152
153/* Functions from pushd.def */
Jari Aaltocce855b1998-04-17 19:52:44 +0000154extern char *get_dirstack_from_string __P((char *));
Jari Aalto7117c2d2002-07-17 14:10:11 +0000155extern char *get_dirstack_element __P((intmax_t, int));
156extern void set_dirstack_element __P((intmax_t, int, char *));
Jari Aalto06285672006-10-10 14:15:34 +0000157extern WORD_LIST *get_directory_stack __P((int));
Jari Aaltoccc6cda1996-12-23 17:02:34 +0000158
159/* Functions from evalstring.c */
Jari Aaltof73dda02001-11-13 17:56:06 +0000160extern int parse_and_execute __P((char *, const char *, int));
Jari Aaltocce855b1998-04-17 19:52:44 +0000161extern void parse_and_execute_cleanup __P((void));
Jari Aalto31859422009-01-12 13:36:28 +0000162extern int parse_string __P((char *, const char *, int, char **));
Jari Aaltoccc6cda1996-12-23 17:02:34 +0000163
164/* Functions from evalfile.c */
Jari Aaltof73dda02001-11-13 17:56:06 +0000165extern int maybe_execute_file __P((const char *, int));
Jari Aaltob80f6442004-07-27 13:29:18 +0000166extern int source_file __P((const char *, int));
Jari Aaltof73dda02001-11-13 17:56:06 +0000167extern int fc_execute_file __P((const char *));
Jari Aalto726f6381996-08-26 18:22:31 +0000168
169#endif /* !__COMMON_H */