This source file includes following definitions.
- mc_propagate_error
- is_exe
1
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4
5 #ifndef MC_UTIL_H
6 #define MC_UTIL_H
7
8 #include <sys/types.h>
9 #include <sys/stat.h>
10 #include <inttypes.h>
11 #include <unistd.h>
12
13 #include "lib/global.h"
14
15 #include "lib/vfs/vfs.h"
16
17
18
19 #ifndef MAXSYMLINKS
20 #define MAXSYMLINKS 32
21 #endif
22
23 #define MAX_SAVED_BOOKMARKS 10
24
25 #define MC_PTR_FREE(ptr) do { g_free (ptr); (ptr) = NULL; } while (0)
26
27 #define mc_return_if_error(mcerror) do { if (mcerror != NULL && *mcerror != NULL) return; } while (0)
28 #define mc_return_val_if_error(mcerror, mcvalue) do { if (mcerror != NULL && *mcerror != NULL) return mcvalue; } while (0)
29
30 #define whitespace(c) ((c) == ' ' || (c) == '\t')
31 #define whiteness(c) (whitespace (c) || (c) == '\n')
32
33 #define MC_PIPE_BUFSIZE BUF_8K
34 #define MC_PIPE_STREAM_EOF 0
35 #define MC_PIPE_STREAM_UNREAD -1
36 #define MC_PIPE_ERROR_CREATE_PIPE -2
37 #define MC_PIPE_ERROR_PARSE_COMMAND -3
38 #define MC_PIPE_ERROR_CREATE_PIPE_STREAM -4
39 #define MC_PIPE_ERROR_READ -5
40
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53
54
55 #define _GL_CMP(n1, n2) (((n1) > (n2)) - ((n1) < (n2)))
56
57
58 #define DOZ(a, b) ((a) > (b) ? (a) - (b) : 0)
59
60
61
62
63 typedef enum
64 {
65 CANON_PATH_JOINSLASHES = 1L << 0,
66 CANON_PATH_REMSLASHDOTS = 1L << 1,
67 CANON_PATH_REMDOUBLEDOTS = 1L << 3,
68 CANON_PATH_GUARDUNC = 1L << 4,
69 CANON_PATH_ALL = CANON_PATH_JOINSLASHES
70 | CANON_PATH_REMSLASHDOTS | CANON_PATH_REMDOUBLEDOTS | CANON_PATH_GUARDUNC
71 } CANON_PATH_FLAGS;
72
73 enum compression_type
74 {
75 COMPRESSION_NONE,
76 COMPRESSION_GZIP,
77 COMPRESSION_BZIP,
78 COMPRESSION_BZIP2,
79 COMPRESSION_LZIP,
80 COMPRESSION_LZ4,
81 COMPRESSION_LZMA,
82 COMPRESSION_XZ,
83 COMPRESSION_ZSTD,
84 };
85
86
87 typedef struct
88 {
89
90 int fd;
91
92 char buf[MC_PIPE_BUFSIZE];
93
94 size_t pos;
95
96
97
98
99
100 ssize_t len;
101
102 gboolean null_term;
103
104 int error;
105 } mc_pipe_stream_t;
106
107
108 typedef struct
109 {
110
111 GPid child_pid;
112
113 mc_pipe_stream_t out;
114
115 mc_pipe_stream_t err;
116 } mc_pipe_t;
117
118
119
120
121 typedef struct
122 {
123
124 GString *fname;
125 struct stat st;
126
127 char *sort_key;
128
129 char *second_sort_key;
130
131
132 struct
133 {
134 unsigned int marked:1;
135 unsigned int link_to_dir:1;
136 unsigned int stale_link:1;
137 unsigned int dir_size_computed:1;
138 } f;
139 } file_entry_t;
140
141
142
143 extern struct sigaction startup_handler;
144
145
146
147 int is_printable (int c);
148
149
150
151
152 char *name_quote (const char *c, gboolean quote_percent);
153
154
155 char *fake_name_quote (const char *c, gboolean quote_percent);
156
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159
160 const char *path_trunc (const char *path, size_t trunc_len);
161
162
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164
165 const char *size_trunc (uintmax_t size, gboolean use_si);
166
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169
170 const char *size_trunc_sep (uintmax_t size, gboolean use_si);
171
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174
175
176 void size_trunc_len (char *buffer, unsigned int len, uintmax_t size, int units, gboolean use_si);
177 const char *string_perm (mode_t mode_bits);
178
179 const char *extension (const char *);
180 const char *unix_error_string (int error_num);
181 const char *skip_separators (const char *s);
182 const char *skip_numbers (const char *s);
183 char *strip_ctrl_codes (char *s);
184
185
186
187
188 char *convert_controls (const char *s);
189
190
191 void wipe_password (char *passwd);
192
193 char *diff_two_paths (const vfs_path_t * vpath1, const vfs_path_t * vpath2);
194
195
196 const char *x_basename (const char *fname);
197
198 char *load_mc_home_file (const char *from, const char *filename, char **allocated_filename,
199 size_t * length);
200
201
202 void init_groups (void);
203 void destroy_groups (void);
204 int get_user_permissions (struct stat *buf);
205
206 void init_uid_gid_cache (void);
207 const char *get_group (gid_t gid);
208 const char *get_owner (uid_t uid);
209
210
211 const char *extract_line (const char *s, const char *top);
212
213
214 int my_system (int flags, const char *shell, const char *command);
215 int my_systeml (int flags, const char *shell, ...);
216 int my_systemv (const char *command, char *const argv[]);
217 int my_systemv_flags (int flags, const char *command, char *const argv[]);
218
219 mc_pipe_t *mc_popen (const char *command, gboolean read_out, gboolean read_err, GError ** error);
220 void mc_pread (mc_pipe_t * p, GError ** error);
221 void mc_pclose (mc_pipe_t * p, GError ** error);
222
223 GString *mc_pstream_get_string (mc_pipe_stream_t * ps);
224
225 void my_exit (int status);
226 void save_stop_handler (void);
227
228
229 char *tilde_expand (const char *directory);
230
231 void custom_canonicalize_pathname (char *path, CANON_PATH_FLAGS flags);
232 void canonicalize_pathname (char *path);
233
234 char *mc_realpath (const char *path, char *resolved_path);
235
236
237
238 enum compression_type get_compression_type (int fd, const char *name);
239 const char *decompress_extension (int type);
240
241 GList *list_append_unique (GList * list, char *text);
242
243
244
245 void load_file_position (const vfs_path_t * filename_vpath, long *line, long *column,
246 off_t * offset, GArray ** bookmarks);
247
248 void save_file_position (const vfs_path_t * filename_vpath, long line, long column, off_t offset,
249 GArray * bookmarks);
250
251
252
253
254 extern int ascii_alpha_to_cntrl (int ch);
255
256 #undef Q_
257 const char *Q_ (const char *s);
258
259 gboolean mc_util_make_backup_if_possible (const char *file_name, const char *backup_suffix);
260 gboolean mc_util_restore_from_backup_if_possible (const char *file_name, const char *backup_suffix);
261 gboolean mc_util_unlink_backup_if_possible (const char *file_name, const char *backup_suffix);
262
263 char *guess_message_value (void);
264
265 char *mc_build_filename (const char *first_element, ...);
266 char *mc_build_filenamev (const char *first_element, va_list args);
267
268 const char *mc_get_profile_root (void);
269
270
271 void mc_propagate_error (GError ** dest, int code, const char *format, ...) G_GNUC_PRINTF (3, 4);
272 void mc_replace_error (GError ** dest, int code, const char *format, ...) G_GNUC_PRINTF (3, 4);
273
274
275 gboolean mc_time_elapsed (gint64 * timestamp, gint64 delay);
276
277
278
279 static inline gboolean
280 exist_file (const char *name)
281 {
282 return (access (name, R_OK) == 0);
283 }
284
285 static inline gboolean
286 is_exe (mode_t mode)
287 {
288 return ((mode & (S_IXUSR | S_IXGRP | S_IXOTH)) != 0);
289 }
290
291 #endif