| 1 | /* common.h -- extern declarations for functions defined in common.c. */
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| 2 |
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| 3 | /* Copyright (C) 1993-2004 Free Software Foundation, Inc.
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| 4 |
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| 5 | This file is part of GNU Bash, the Bourne Again SHell.
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| 6 |
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| 7 | Bash is free software; you can redistribute it and/or modify it under
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| 8 | the terms of the GNU General Public License as published by the Free
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| 9 | Software Foundation; either version 2, or (at your option) any later
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| 10 | version.
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| 11 |
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| 12 | Bash is distributed in the hope that it will be useful, but WITHOUT ANY
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| 13 | WARRANTY; without even the implied warranty of MERCHANTABILITY or
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| 14 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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| 15 | for more details.
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| 16 |
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| 17 | You should have received a copy of the GNU General Public License along
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| 18 | with Bash; see the file COPYING. If not, write to the Free Software
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| 19 | Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
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| 20 |
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| 21 | #if !defined (__COMMON_H)
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| 22 | # define __COMMON_H
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| 23 |
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| 24 | #include "stdc.h"
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| 25 |
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| 26 | #define ISOPTION(s, c) (s[0] == '-' && !s[2] && s[1] == c)
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| 27 |
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| 28 | /* Flag values for parse_and_execute () */
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| 29 | #define SEVAL_NONINT 0x001
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| 30 | #define SEVAL_INTERACT 0x002
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| 31 | #define SEVAL_NOHIST 0x004
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| 32 | #define SEVAL_NOFREE 0x008
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| 33 | #define SEVAL_RESETLINE 0x010
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| 34 |
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| 35 | /* Flags for describe_command, shared between type.def and command.def */
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| 36 | #define CDESC_ALL 0x001 /* type -a */
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| 37 | #define CDESC_SHORTDESC 0x002 /* command -V */
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| 38 | #define CDESC_REUSABLE 0x004 /* command -v */
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| 39 | #define CDESC_TYPE 0x008 /* type -t */
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| 40 | #define CDESC_PATH_ONLY 0x010 /* type -p */
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| 41 | #define CDESC_FORCE_PATH 0x020 /* type -ap or type -P */
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| 42 | #define CDESC_NOFUNCS 0x040 /* type -f */
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| 43 | #define CDESC_ABSPATH 0x080 /* convert to absolute path, no ./ */
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| 44 |
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| 45 | /* Flags for get_job_by_name */
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| 46 | #define JM_PREFIX 0x01 /* prefix of job name */
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| 47 | #define JM_SUBSTRING 0x02 /* substring of job name */
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| 48 | #define JM_EXACT 0x04 /* match job name exactly */
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| 49 | #define JM_STOPPED 0x08 /* match stopped jobs only */
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| 50 | #define JM_FIRSTMATCH 0x10 /* return first matching job */
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| 51 |
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| 52 | /* Flags for remember_args and value of changed_dollar_vars */
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| 53 | #define ARGS_NONE 0x0
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| 54 | #define ARGS_INVOC 0x01
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| 55 | #define ARGS_FUNC 0x02
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| 56 | #define ARGS_SETBLTIN 0x04
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| 57 |
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| 58 | /* Functions from common.c */
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| 59 | extern void builtin_error __P((const char *, ...)) __attribute__((__format__ (printf, 1, 2)));
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| 60 | extern void builtin_usage __P((void));
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| 61 | extern void no_args __P((WORD_LIST *));
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| 62 | extern int no_options __P((WORD_LIST *));
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| 63 |
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| 64 | /* common error message functions */
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| 65 | extern void sh_needarg __P((char *));
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| 66 | extern void sh_neednumarg __P((char *));
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| 67 | extern void sh_notfound __P((char *));
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| 68 | extern void sh_invalidopt __P((char *));
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| 69 | extern void sh_invalidoptname __P((char *));
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| 70 | extern void sh_invalidid __P((char *));
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| 71 | extern void sh_invalidnum __P((char *));
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| 72 | extern void sh_invalidsig __P((char *));
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| 73 | extern void sh_erange __P((char *, char *));
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| 74 | extern void sh_badpid __P((char *));
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| 75 | extern void sh_badjob __P((char *));
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| 76 | extern void sh_readonly __P((const char *));
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| 77 | extern void sh_nojobs __P((char *));
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| 78 | extern void sh_restricted __P((char *));
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| 79 | extern void sh_notbuiltin __P((char *));
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| 80 | extern void sh_wrerror __P((void));
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| 81 |
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| 82 | extern char **make_builtin_argv __P((WORD_LIST *, int *));
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| 83 | extern void remember_args __P((WORD_LIST *, int));
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| 84 |
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| 85 | extern int dollar_vars_changed __P((void));
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| 86 | extern void set_dollar_vars_unchanged __P((void));
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| 87 | extern void set_dollar_vars_changed __P((void));
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| 88 |
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| 89 | extern intmax_t get_numeric_arg __P((WORD_LIST *, int));
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| 90 | extern int get_exitstat __P((WORD_LIST *));
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| 91 | extern int read_octal __P((char *));
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| 92 |
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| 93 | /* Keeps track of the current working directory. */
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| 94 | extern char *the_current_working_directory;
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| 95 | extern char *get_working_directory __P((char *));
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| 96 | extern void set_working_directory __P((char *));
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| 97 |
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| 98 | #if defined (JOB_CONTROL)
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| 99 | extern int get_job_by_name __P((const char *, int));
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| 100 | extern int get_job_spec __P((WORD_LIST *));
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| 101 | #endif
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| 102 | extern int display_signal_list __P((WORD_LIST *, int));
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| 103 |
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| 104 | /* It's OK to declare a function as returning a Function * without
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| 105 | providing a definition of what a `Function' is. */
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| 106 | extern struct builtin *builtin_address_internal __P((char *, int));
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| 107 | extern sh_builtin_func_t *find_shell_builtin __P((char *));
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| 108 | extern sh_builtin_func_t *builtin_address __P((char *));
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| 109 | extern sh_builtin_func_t *find_special_builtin __P((char *));
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| 110 | extern void initialize_shell_builtins __P((void));
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| 111 |
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| 112 | /* Functions from exit.def */
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| 113 | extern void bash_logout __P((void));
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| 114 |
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| 115 | /* Functions from getopts.def */
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| 116 | extern void getopts_reset __P((int));
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| 117 |
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| 118 | /* Functions from set.def */
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| 119 | extern int minus_o_option_value __P((char *));
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| 120 | extern void list_minus_o_opts __P((int, int));
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| 121 | extern char **get_minus_o_opts __P((void));
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| 122 | extern int set_minus_o_option __P((int, char *));
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| 123 |
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| 124 | extern void set_shellopts __P((void));
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| 125 | extern void parse_shellopts __P((char *));
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| 126 | extern void initialize_shell_options __P((int));
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| 127 |
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| 128 | extern void reset_shell_options __P((void));
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| 129 |
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| 130 | /* Functions from shopt.def */
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| 131 | extern void reset_shopt_options __P((void));
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| 132 | extern char **get_shopt_options __P((void));
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| 133 |
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| 134 | extern int shopt_setopt __P((char *, int));
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| 135 | extern int shopt_listopt __P((char *, int));
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| 136 |
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| 137 | extern int set_login_shell __P((int));
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| 138 |
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| 139 | /* Functions from type.def */
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| 140 | extern int describe_command __P((char *, int));
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| 141 |
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| 142 | /* Functions from setattr.def */
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| 143 | extern int set_or_show_attributes __P((WORD_LIST *, int, int));
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| 144 | extern int show_var_attributes __P((SHELL_VAR *, int, int));
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| 145 | extern int show_name_attributes __P((char *, int));
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| 146 | extern void set_var_attribute __P((char *, int, int));
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| 147 |
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| 148 | /* Functions from pushd.def */
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| 149 | extern char *get_dirstack_from_string __P((char *));
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| 150 | extern char *get_dirstack_element __P((intmax_t, int));
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| 151 | extern void set_dirstack_element __P((intmax_t, int, char *));
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| 152 | extern WORD_LIST *get_directory_stack __P((void));
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| 153 |
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| 154 | /* Functions from evalstring.c */
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| 155 | extern int parse_and_execute __P((char *, const char *, int));
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| 156 | extern void parse_and_execute_cleanup __P((void));
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| 157 |
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| 158 | /* Functions from evalfile.c */
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| 159 | extern int maybe_execute_file __P((const char *, int));
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| 160 | extern int source_file __P((const char *, int));
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| 161 | extern int fc_execute_file __P((const char *));
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| 162 |
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| 163 | #endif /* !__COMMON_H */
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