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- lib/global.h
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1 /** \file global.h
2 * \brief Header: %global definitions for compatibility
3 *
4 * This file should be included after all system includes and before all local includes.
5 */
6
7 #ifndef MC_GLOBAL_H
8 #define MC_GLOBAL_H
9
10 #if defined(HAVE_STRING_H)
11 #include <string.h>
12 /* An ANSI string.h and pre-ANSI memory.h might conflict */
13 #elif defined(HAVE_MEMORY_H)
14 #include <memory.h>
15 #else
16 #include <strings.h>
17 /* memory and strings.h conflict on other systems */
18 #endif /* !STDC_HEADERS & !HAVE_STRING_H */
19
20 #ifdef HAVE_SYS_PARAM_H
21 #include <sys/param.h>
22 #endif
23
24 /* for O_* macros */
25 #include <fcntl.h>
26
27 /* for sig_atomic_t */
28 #include <signal.h>
29
30 #ifdef HAVE_FUNC_ATTRIBUTE_FALLTHROUGH
31 #define MC_FALLTHROUGH __attribute__((fallthrough))
32 #else
33 #define MC_FALLTHROUGH
34 #endif
35
36 /*** typedefs(not structures) and defined constants **********************************************/
37
38 /* The O_BINARY definition was taken from gettext */
39 #if !defined O_BINARY && defined _O_BINARY
40 /* For MSC-compatible compilers. */
41 #define O_BINARY _O_BINARY
42 #endif
43 #ifdef __BEOS__
44 /* BeOS 5 has O_BINARY, but is has no effect. */
45 #undef O_BINARY
46 #endif
47 /* On reasonable systems, binary I/O is the default. */
48 #ifndef O_BINARY
49 #define O_BINARY 0
50 #endif
51
52 /* Replacement for O_NONBLOCK */
53 #ifndef O_NONBLOCK
54 #ifdef O_NDELAY /* SYSV */
55 #define O_NONBLOCK O_NDELAY
56 #else /* BSD */
57 #define O_NONBLOCK FNDELAY
58 #endif /* !O_NDELAY */
59 #endif /* !O_NONBLOCK */
60
61 #if defined(__QNX__) && !defined(__QNXNTO__)
62 /* exec*() from <process.h> */
63 #include <unix.h>
64 #endif
65
66 #include <glib.h>
67 #include "glibcompat.h"
68
69 /* For SMB VFS only */
70 #ifndef __GNUC__
71 #define __attribute__(x)
72 #endif
73
74 /* Solaris9 doesn't have PRIXMAX */
75 #ifndef PRIXMAX
76 #define PRIXMAX PRIxMAX
77 #endif
78
79 #ifdef ENABLE_NLS
80 #include <libintl.h>
81 #define _(String) gettext (String)
82 #ifdef gettext_noop
83 #define N_(String) gettext_noop (String)
84 #else
85 #define N_(String) (String)
86 #endif
87 #else /* Stubs that do something close enough. */
88 #define textdomain(String) 1
89 #define gettext(String) (String)
90 #define ngettext(String1,String2,Num) (((Num) == 1) ? (String1) : (String2))
91 #define dgettext(Domain,Message) (Message)
92 #define dcgettext(Domain,Message,Type) (Message)
93 #define bindtextdomain(Domain,Directory) 1
94 #define _(String) (String)
95 #define N_(String) (String)
96 #endif /* !ENABLE_NLS */
97
98 #include "fs.h"
99 #include "shell.h"
100 #include "mcconfig.h"
101
102 #ifdef USE_MAINTAINER_MODE
103 #include "lib/logging.h"
104 #endif
105
106 /* Just for keeping Your's brains from invention a proper size of the buffer :-) */
107 #define BUF_10K 10240L
108 #define BUF_8K 8192L
109 #define BUF_4K 4096L
110 #define BUF_1K 1024L
111
112 #define BUF_LARGE BUF_1K
113 #define BUF_MEDIUM 512
114 #define BUF_SMALL 128
115 #define BUF_TINY 64
116
117 /* ESC_CHAR is defined in /usr/include/langinfo.h in some systems */
118 #ifdef ESC_CHAR
119 #undef ESC_CHAR
120 #endif
121 /* AIX compiler doesn't understand '\e' */
122 #define ESC_CHAR '\033'
123 #define ESC_STR "\033"
124
125 /* OS specific defines */
126 #define PATH_SEP '/'
127 #define PATH_SEP_STR "/"
128 #define IS_PATH_SEP(c) ((c) == PATH_SEP)
129 #define PATH_ENV_SEP ':'
130 #define TMPDIR_DEFAULT "/tmp"
131 #define SCRIPT_SUFFIX ""
132 #define get_default_editor() "vi"
133 #define OS_SORT_CASE_SENSITIVE_DEFAULT TRUE
134 #define UTF8_CHAR_LEN 6
135
136 /* struct stat members */
137 #ifdef __APPLE__
138 #define st_atim st_atimespec
139 #define st_ctim st_ctimespec
140 #define st_mtim st_mtimespec
141 #endif
142
143 /* Used to distinguish between a normal MC termination and */
144 /* one caused by typing 'exit' or 'logout' in the subshell */
145 #define SUBSHELL_EXIT 128
146
147 #define MC_ERROR g_quark_from_static_string (PACKAGE)
148
149 #define DEFAULT_CHARSET "ASCII"
150
151 /*** enums ***************************************************************************************/
152
153 /* run mode and params */
154 typedef enum
155 {
156 MC_RUN_FULL = 0,
157 MC_RUN_EDITOR,
158 MC_RUN_VIEWER,
159 MC_RUN_DIFFVIEWER
160 } mc_run_mode_t;
161
162 /*** structures declarations (and typedefs of structures)*****************************************/
163
164 typedef struct
165 {
166 const char *mc_version;
167
168 mc_run_mode_t mc_run_mode;
169 gboolean run_from_parent_mc;
170 /* Used so that widgets know if they are being destroyed or shut down */
171 gboolean midnight_shutdown;
172
173 /* sysconfig_dir: Area for default settings from maintainers of distributuves
174 default is /etc/mc or may be defined by MC_DATADIR */
175 char *sysconfig_dir;
176 /* share_data_dir: Area for default settings from developers */
177 char *share_data_dir;
178
179 mc_config_t *main_config;
180 mc_config_t *panels_config;
181
182 #ifdef HAVE_CHARSET
183 /* Numbers of (file I/O) and (input/display) codepages. -1 if not selected */
184 int source_codepage;
185 int display_codepage;
186 #else
187 /* If true, allow characters in the range 160-255 */
188 gboolean eight_bit_clean;
189 /*
190 * If true, also allow characters in the range 128-159.
191 * This is reported to break on many terminals (xterm, qansi-m).
192 */
193 gboolean full_eight_bits;
194 #endif /* !HAVE_CHARSET */
195 /*
196 * If utf-8 terminal utf8_display = TRUE
197 * Display bits set UTF-8
198 */
199 gboolean utf8_display;
200
201 /* Set if the nice message (hint) bar is visible */
202 gboolean message_visible;
203 /* Set if the nice and useful keybar is visible */
204 gboolean keybar_visible;
205
206 #ifdef ENABLE_BACKGROUND
207 /* If true, this is a background process */
208 gboolean we_are_background;
209 #endif /* ENABLE_BACKGROUND */
210
211 struct
212 {
213 /* Asks for confirmation before clean up of history */
214 gboolean confirm_history_cleanup;
215
216 /* Set if you want the possible completions dialog for the first time */
217 gboolean show_all_if_ambiguous;
218
219 /* Ugly hack in order to distinguish between left and right panel in menubar */
220 /* Set if the command is being run from the "Right" menu */
221 gboolean is_right; /* If the selected menu was the right */
222 } widget;
223
224 /* The user's shell */
225 mc_shell_t *shell;
226
227 struct
228 {
229 /* Use the specified skin */
230 char *skin;
231 /* Dialog window and frop down menu have a shadow */
232 gboolean shadows;
233
234 char *setup_color_string;
235 char *term_color_string;
236 char *color_terminal_string;
237 /* colors specified on the command line: they override any other setting */
238 char *command_line_colors;
239
240 #ifndef LINUX_CONS_SAVER_C
241 /* Used only in mc, not in cons.saver */
242 char console_flag;
243 #endif /* !LINUX_CONS_SAVER_C */
244 /* If using a subshell for evaluating commands this is true */
245 gboolean use_subshell;
246
247 #ifdef ENABLE_SUBSHELL
248 /* File descriptors of the pseudoterminal used by the subshell */
249 int subshell_pty;
250 #endif /* !ENABLE_SUBSHELL */
251
252 /* This flag is set by xterm detection routine in function main() */
253 /* It is used by function toggle_subshell() */
254 gboolean xterm_flag;
255
256 /* disable x11 support */
257 gboolean disable_x11;
258
259 /* For slow terminals */
260 /* If true lines are shown by spaces */
261 gboolean slow_terminal;
262
263 /* Set to force black and white display at program startup */
264 gboolean disable_colors;
265
266 /* If true use +, -, | for line drawing */
267 gboolean ugly_line_drawing;
268
269 /* Tries to use old highlight mouse tracking */
270 gboolean old_mouse;
271
272 /* If true, use + and \ keys normally and select/unselect do if M-+ / M-\.
273 and M-- and keypad + / - */
274 gboolean alternate_plus_minus;
275 } tty;
276
277 struct
278 {
279 /* Set when cd symlink following is desirable (bash mode) */
280 gboolean cd_symlinks;
281
282 /* Preallocate space before file copying */
283 gboolean preallocate_space;
284
285 } vfs;
286 } mc_global_t;
287
288 /*** global variables defined in .c file *********************************************************/
289
290 extern mc_global_t mc_global;
291
292 /*** declarations of public functions ************************************************************/
293
294 /*** inline functions ****************************************************************************/
295 #endif
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*/