[23e1110] | 1 | /* Copyright (c) 2006-2009 The BarnOwl Developers. All rights reserved. |
---|
[81001c0] | 2 | * Copyright (c) 2004 James Kretchmar. All rights reserved. |
---|
[7d4fbcd] | 3 | * |
---|
[81001c0] | 4 | * This program is free software. You can redistribute it and/or |
---|
| 5 | * modify under the terms of the Sleepycat License. See the COPYING |
---|
| 6 | * file included with the distribution for more information. |
---|
[7d4fbcd] | 7 | */ |
---|
| 8 | |
---|
| 9 | #include <stdio.h> |
---|
| 10 | #include <unistd.h> |
---|
[f350fc3] | 11 | #include <getopt.h> |
---|
[7d4fbcd] | 12 | #include <stdlib.h> |
---|
| 13 | #include <string.h> |
---|
| 14 | #include <signal.h> |
---|
[5145235] | 15 | #include <time.h> |
---|
[7d4fbcd] | 16 | #include <sys/param.h> |
---|
[700c712] | 17 | #include <sys/types.h> |
---|
[9c7a701] | 18 | #include <sys/time.h> |
---|
[8232149] | 19 | #include <termios.h> |
---|
[38cf544c] | 20 | #include <sys/stat.h> |
---|
[34509d5] | 21 | #include <locale.h> |
---|
[7d4fbcd] | 22 | #include "owl.h" |
---|
| 23 | |
---|
[e8c6d8f] | 24 | |
---|
[2a2bb60] | 25 | #if OWL_STDERR_REDIR |
---|
[e8b95f8] | 26 | #ifdef HAVE_SYS_IOCTL_H |
---|
[2a2bb60] | 27 | #include <sys/ioctl.h> |
---|
[e8b95f8] | 28 | #endif |
---|
| 29 | #ifdef HAVE_SYS_FILIO_H |
---|
| 30 | #include <sys/filio.h> |
---|
| 31 | #endif |
---|
[2a2bb60] | 32 | int stderr_replace(void); |
---|
| 33 | #endif |
---|
| 34 | |
---|
[9c7a701] | 35 | #define STDIN 0 |
---|
| 36 | |
---|
[b2b0773] | 37 | owl_global g; |
---|
| 38 | |
---|
[4e4847c] | 39 | typedef struct _owl_options { |
---|
[799f36c] | 40 | bool load_initial_subs; |
---|
| 41 | char *configfile; |
---|
| 42 | char *tty; |
---|
| 43 | char *confdir; |
---|
| 44 | bool debug; |
---|
| 45 | bool rm_debug; |
---|
| 46 | } owl_options; |
---|
| 47 | |
---|
[c79a047] | 48 | void usage(void) |
---|
[4e4847c] | 49 | { |
---|
| 50 | fprintf(stderr, "Barnowl version %s\n", OWL_VERSION_STRING); |
---|
| 51 | fprintf(stderr, "Usage: barnowl [-n] [-d] [-D] [-v] [-h] [-c <configfile>] [-s <confdir>] [-t <ttyname>]\n"); |
---|
| 52 | fprintf(stderr, " -n,--no-subs don't load zephyr subscriptions\n"); |
---|
| 53 | fprintf(stderr, " -d,--debug enable debugging\n"); |
---|
| 54 | fprintf(stderr, " -D,--remove-debug enable debugging and delete previous debug file\n"); |
---|
| 55 | fprintf(stderr, " -v,--version print the Barnowl version number and exit\n"); |
---|
| 56 | fprintf(stderr, " -h,--help print this help message\n"); |
---|
| 57 | fprintf(stderr, " -c,--config-file specify an alternate config file\n"); |
---|
| 58 | fprintf(stderr, " -s,--config-dir specify an alternate config dir (default ~/.owl)\n"); |
---|
| 59 | fprintf(stderr, " -t,--tty set the tty name\n"); |
---|
| 60 | } |
---|
| 61 | |
---|
[799f36c] | 62 | /* TODO: free owl_options after init is done? */ |
---|
[4e4847c] | 63 | void owl_parse_options(int argc, char *argv[], owl_options *opts) { |
---|
[f350fc3] | 64 | static const struct option long_options[] = { |
---|
| 65 | { "no-subs", 0, 0, 'n' }, |
---|
| 66 | { "config-file", 1, 0, 'c' }, |
---|
| 67 | { "config-dir", 1, 0, 's' }, |
---|
| 68 | { "tty", 1, 0, 't' }, |
---|
| 69 | { "debug", 0, 0, 'd' }, |
---|
| 70 | { "remove-debug", 0, 0, 'D' }, |
---|
| 71 | { "version", 0, 0, 'v' }, |
---|
| 72 | { "help", 0, 0, 'h' }, |
---|
| 73 | { NULL, 0, NULL, 0} |
---|
| 74 | }; |
---|
[799f36c] | 75 | char c; |
---|
| 76 | |
---|
[f350fc3] | 77 | while((c = getopt_long(argc, argv, "nc:t:s:dDvh", |
---|
| 78 | long_options, NULL)) != -1) { |
---|
[799f36c] | 79 | switch(c) { |
---|
| 80 | case 'n': |
---|
| 81 | opts->load_initial_subs = 0; |
---|
| 82 | break; |
---|
| 83 | case 'c': |
---|
| 84 | opts->configfile = owl_strdup(optarg); |
---|
| 85 | break; |
---|
| 86 | case 's': |
---|
| 87 | opts->confdir = owl_strdup(optarg); |
---|
| 88 | break; |
---|
| 89 | case 't': |
---|
| 90 | opts->tty = owl_strdup(optarg); |
---|
| 91 | break; |
---|
| 92 | case 'D': |
---|
| 93 | opts->rm_debug = 1; |
---|
| 94 | /* fallthrough */ |
---|
| 95 | case 'd': |
---|
| 96 | opts->debug = 1; |
---|
| 97 | break; |
---|
| 98 | case 'v': |
---|
| 99 | printf("This is barnowl version %s\n", OWL_VERSION_STRING); |
---|
| 100 | exit(0); |
---|
| 101 | case 'h': |
---|
| 102 | default: |
---|
| 103 | usage(); |
---|
| 104 | exit(1); |
---|
| 105 | } |
---|
| 106 | } |
---|
| 107 | } |
---|
| 108 | |
---|
[4e4847c] | 109 | void owl_start_color(void) { |
---|
[7967433] | 110 | start_color(); |
---|
| 111 | #ifdef HAVE_USE_DEFAULT_COLORS |
---|
| 112 | use_default_colors(); |
---|
| 113 | #endif |
---|
| 114 | |
---|
| 115 | /* define simple color pairs */ |
---|
| 116 | if (has_colors() && COLOR_PAIRS>=8) { |
---|
| 117 | int bg = COLOR_BLACK; |
---|
| 118 | #ifdef HAVE_USE_DEFAULT_COLORS |
---|
| 119 | bg = -1; |
---|
| 120 | #endif |
---|
| 121 | init_pair(OWL_COLOR_BLACK, COLOR_BLACK, bg); |
---|
| 122 | init_pair(OWL_COLOR_RED, COLOR_RED, bg); |
---|
| 123 | init_pair(OWL_COLOR_GREEN, COLOR_GREEN, bg); |
---|
| 124 | init_pair(OWL_COLOR_YELLOW, COLOR_YELLOW, bg); |
---|
| 125 | init_pair(OWL_COLOR_BLUE, COLOR_BLUE, bg); |
---|
| 126 | init_pair(OWL_COLOR_MAGENTA, COLOR_MAGENTA, bg); |
---|
| 127 | init_pair(OWL_COLOR_CYAN, COLOR_CYAN, bg); |
---|
| 128 | init_pair(OWL_COLOR_WHITE, COLOR_WHITE, bg); |
---|
| 129 | } |
---|
| 130 | } |
---|
| 131 | |
---|
[4e4847c] | 132 | void owl_start_curses(void) { |
---|
[7967433] | 133 | struct termios tio; |
---|
| 134 | /* save initial terminal settings */ |
---|
| 135 | tcgetattr(0, owl_global_get_startup_tio(&g)); |
---|
| 136 | |
---|
| 137 | /* turn ISTRIP off */ |
---|
| 138 | tcgetattr(0, &tio); |
---|
| 139 | tio.c_iflag &= ~(ISTRIP|IEXTEN); |
---|
| 140 | tio.c_cc[VQUIT] = 0; |
---|
| 141 | tcsetattr(0, TCSAFLUSH, &tio); |
---|
| 142 | |
---|
| 143 | /* screen init */ |
---|
| 144 | initscr(); |
---|
| 145 | cbreak(); |
---|
| 146 | noecho(); |
---|
| 147 | |
---|
| 148 | owl_start_color(); |
---|
| 149 | } |
---|
| 150 | |
---|
[4e4847c] | 151 | void owl_setup_default_filters(void) { |
---|
[7967433] | 152 | owl_filter *f; |
---|
| 153 | |
---|
| 154 | owl_function_debugmsg("startup: creating default filters"); |
---|
| 155 | f=owl_malloc(sizeof(owl_filter)); |
---|
| 156 | owl_filter_init_fromstring(f, "personal", "isprivate ^true$ and ( not type ^zephyr$" |
---|
| 157 | " or ( class ^message ) )"); |
---|
| 158 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
---|
| 159 | |
---|
| 160 | f=owl_malloc(sizeof(owl_filter)); |
---|
| 161 | owl_filter_init_fromstring(f, "wordwrap", "not ( type ^admin$ or type ^zephyr$ ) "); |
---|
| 162 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
---|
| 163 | |
---|
| 164 | f=owl_malloc(sizeof(owl_filter)); |
---|
| 165 | owl_filter_init_fromstring(f, "trash", "class ^mail$ or opcode ^ping$ or type ^admin$ or ( not login ^none$ )"); |
---|
| 166 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
---|
| 167 | |
---|
| 168 | f=owl_malloc(sizeof(owl_filter)); |
---|
| 169 | owl_filter_init_fromstring(f, "ping", "opcode ^ping$"); |
---|
| 170 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
---|
| 171 | |
---|
| 172 | f=owl_malloc(sizeof(owl_filter)); |
---|
| 173 | owl_filter_init_fromstring(f, "auto", "opcode ^auto$"); |
---|
| 174 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
---|
| 175 | |
---|
| 176 | f=owl_malloc(sizeof(owl_filter)); |
---|
| 177 | owl_filter_init_fromstring(f, "login", "not login ^none$"); |
---|
| 178 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
---|
| 179 | |
---|
| 180 | f=owl_malloc(sizeof(owl_filter)); |
---|
| 181 | owl_filter_init_fromstring(f, "reply-lockout", "class ^noc or class ^mail$"); |
---|
| 182 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
---|
| 183 | |
---|
| 184 | f=owl_malloc(sizeof(owl_filter)); |
---|
| 185 | owl_filter_init_fromstring(f, "out", "direction ^out$"); |
---|
| 186 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
---|
| 187 | |
---|
| 188 | f=owl_malloc(sizeof(owl_filter)); |
---|
| 189 | owl_filter_init_fromstring(f, "aim", "type ^aim$"); |
---|
| 190 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
---|
| 191 | |
---|
| 192 | f=owl_malloc(sizeof(owl_filter)); |
---|
| 193 | owl_filter_init_fromstring(f, "zephyr", "type ^zephyr$"); |
---|
| 194 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
---|
| 195 | |
---|
| 196 | f=owl_malloc(sizeof(owl_filter)); |
---|
| 197 | owl_filter_init_fromstring(f, "none", "false"); |
---|
| 198 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
---|
| 199 | |
---|
| 200 | f=owl_malloc(sizeof(owl_filter)); |
---|
| 201 | owl_filter_init_fromstring(f, "all", "true"); |
---|
| 202 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
---|
| 203 | } |
---|
| 204 | |
---|
[4e4847c] | 205 | /* |
---|
| 206 | * Process a new message passed to us on the message queue from some |
---|
| 207 | * protocol. This includes adding it to the message list, updating the |
---|
| 208 | * view and scrolling if appropriate, logging it, and so on. |
---|
| 209 | * |
---|
| 210 | * Either a pointer is kept to the message internally, or it is freed |
---|
| 211 | * if unneeded. The caller no longer ``owns'' the message's memory. |
---|
| 212 | * |
---|
| 213 | * Returns 1 if the message was added to the message list, and 0 if it |
---|
| 214 | * was ignored due to user settings or otherwise. |
---|
| 215 | */ |
---|
| 216 | int owl_process_message(owl_message *m) { |
---|
| 217 | const owl_filter *f; |
---|
| 218 | /* if this message it on the puntlist, nuke it and continue */ |
---|
| 219 | if (owl_global_message_is_puntable(&g, m)) { |
---|
| 220 | owl_message_free(m); |
---|
| 221 | return 0; |
---|
| 222 | } |
---|
| 223 | |
---|
| 224 | /* login or logout that should be ignored? */ |
---|
| 225 | if (owl_global_is_ignorelogins(&g) |
---|
| 226 | && owl_message_is_loginout(m)) { |
---|
| 227 | owl_message_free(m); |
---|
| 228 | return 0; |
---|
| 229 | } |
---|
| 230 | |
---|
| 231 | if (!owl_global_is_displayoutgoing(&g) |
---|
| 232 | && owl_message_is_direction_out(m)) { |
---|
| 233 | owl_message_free(m); |
---|
| 234 | return 0; |
---|
| 235 | } |
---|
| 236 | |
---|
| 237 | /* add it to the global list */ |
---|
| 238 | owl_messagelist_append_element(owl_global_get_msglist(&g), m); |
---|
| 239 | /* add it to any necessary views; right now there's only the current view */ |
---|
| 240 | owl_view_consider_message(owl_global_get_current_view(&g), m); |
---|
| 241 | |
---|
| 242 | if(owl_message_is_direction_in(m)) { |
---|
| 243 | /* let perl know about it*/ |
---|
| 244 | owl_perlconfig_getmsg(m, NULL); |
---|
| 245 | |
---|
| 246 | /* do we need to autoreply? */ |
---|
| 247 | if (owl_global_is_zaway(&g) && !owl_message_get_attribute_value(m, "isauto")) { |
---|
| 248 | if (owl_message_is_type_zephyr(m)) { |
---|
| 249 | owl_zephyr_zaway(m); |
---|
| 250 | } else if (owl_message_is_type_aim(m)) { |
---|
| 251 | if (owl_message_is_private(m)) { |
---|
| 252 | owl_function_send_aimawymsg(owl_message_get_sender(m), owl_global_get_zaway_msg(&g)); |
---|
| 253 | } |
---|
| 254 | } |
---|
| 255 | } |
---|
| 256 | |
---|
| 257 | /* ring the bell if it's a personal */ |
---|
| 258 | if (!strcmp(owl_global_get_personalbell(&g), "on")) { |
---|
| 259 | if (!owl_message_is_loginout(m) && |
---|
| 260 | !owl_message_is_mail(m) && |
---|
| 261 | owl_message_is_personal(m)) { |
---|
| 262 | owl_function_beep(); |
---|
| 263 | } |
---|
| 264 | } else if (!strcmp(owl_global_get_personalbell(&g), "off")) { |
---|
| 265 | /* do nothing */ |
---|
| 266 | } else { |
---|
| 267 | f=owl_global_get_filter(&g, owl_global_get_personalbell(&g)); |
---|
| 268 | if (f && owl_filter_message_match(f, m)) { |
---|
| 269 | owl_function_beep(); |
---|
| 270 | } |
---|
| 271 | } |
---|
| 272 | |
---|
| 273 | /* if it matches the alert filter, do the alert action */ |
---|
| 274 | f=owl_global_get_filter(&g, owl_global_get_alert_filter(&g)); |
---|
| 275 | if (f && owl_filter_message_match(f, m)) { |
---|
| 276 | owl_function_command(owl_global_get_alert_action(&g)); |
---|
| 277 | } |
---|
| 278 | |
---|
| 279 | /* if it's a zephyr login or logout, update the zbuddylist */ |
---|
| 280 | if (owl_message_is_type_zephyr(m) && owl_message_is_loginout(m)) { |
---|
| 281 | if (owl_message_is_login(m)) { |
---|
| 282 | owl_zbuddylist_adduser(owl_global_get_zephyr_buddylist(&g), owl_message_get_sender(m)); |
---|
| 283 | } else if (owl_message_is_logout(m)) { |
---|
| 284 | owl_zbuddylist_deluser(owl_global_get_zephyr_buddylist(&g), owl_message_get_sender(m)); |
---|
| 285 | } else { |
---|
| 286 | owl_function_error("Internal error: received login notice that is neither login nor logout"); |
---|
| 287 | } |
---|
| 288 | } |
---|
| 289 | } |
---|
| 290 | |
---|
| 291 | /* let perl know about it */ |
---|
| 292 | owl_perlconfig_newmsg(m, NULL); |
---|
| 293 | /* log the message if we need to */ |
---|
| 294 | owl_log_message(m); |
---|
| 295 | |
---|
| 296 | return 1; |
---|
| 297 | } |
---|
| 298 | |
---|
[26255f0] | 299 | /* |
---|
| 300 | * Process any new messages we have waiting in the message queue. |
---|
| 301 | * Returns 1 if any messages were added to the message list, and 0 otherwise. |
---|
| 302 | */ |
---|
| 303 | int owl_process_messages(owl_ps_action *d, void *p) |
---|
| 304 | { |
---|
| 305 | int newmsgs=0; |
---|
| 306 | owl_message *m; |
---|
| 307 | |
---|
| 308 | /* Grab incoming messages. */ |
---|
| 309 | while (owl_global_messagequeue_pending(&g)) { |
---|
| 310 | m = owl_global_messagequeue_popmsg(&g); |
---|
| 311 | if (owl_process_message(m)) |
---|
| 312 | newmsgs = 1; |
---|
| 313 | } |
---|
| 314 | |
---|
| 315 | if (newmsgs) { |
---|
| 316 | /* follow the last message if we're supposed to */ |
---|
| 317 | if (owl_global_should_followlast(&g)) |
---|
| 318 | owl_function_lastmsg_noredisplay(); |
---|
| 319 | |
---|
| 320 | /* do the newmsgproc thing */ |
---|
| 321 | owl_function_do_newmsgproc(); |
---|
| 322 | |
---|
| 323 | /* redisplay if necessary */ |
---|
| 324 | /* this should be optimized to not run if the new messages won't be displayed */ |
---|
| 325 | owl_mainwin_redisplay(owl_global_get_mainwin(&g)); |
---|
| 326 | sepbar(NULL); |
---|
| 327 | if (owl_popwin_is_active(owl_global_get_popwin(&g))) { |
---|
| 328 | owl_popwin_refresh(owl_global_get_popwin(&g)); |
---|
| 329 | /* TODO: this is a broken kludge */ |
---|
| 330 | if (owl_global_get_viewwin(&g)) { |
---|
| 331 | owl_viewwin_redisplay(owl_global_get_viewwin(&g), 0); |
---|
| 332 | } |
---|
| 333 | } |
---|
| 334 | owl_global_set_needrefresh(&g); |
---|
| 335 | } |
---|
| 336 | return newmsgs; |
---|
| 337 | } |
---|
| 338 | |
---|
[4e4847c] | 339 | void owl_process_input(owl_dispatch *d) |
---|
| 340 | { |
---|
| 341 | owl_input j; |
---|
| 342 | WINDOW *typwin; |
---|
| 343 | |
---|
| 344 | typwin = owl_global_get_curs_typwin(&g); |
---|
| 345 | |
---|
| 346 | while (1) { |
---|
| 347 | j.ch = wgetch(typwin); |
---|
| 348 | if (j.ch == ERR) return; |
---|
| 349 | |
---|
| 350 | j.uch = '\0'; |
---|
| 351 | if (j.ch >= KEY_MIN && j.ch <= KEY_MAX) { |
---|
| 352 | /* This is a curses control character. */ |
---|
| 353 | } |
---|
| 354 | else if (j.ch > 0x7f && j.ch < 0xfe) { |
---|
| 355 | /* Pull in a full utf-8 character. */ |
---|
| 356 | int bytes, i; |
---|
| 357 | char utf8buf[7]; |
---|
| 358 | memset(utf8buf, '\0', 7); |
---|
| 359 | |
---|
| 360 | utf8buf[0] = j.ch; |
---|
| 361 | |
---|
| 362 | if ((j.ch & 0xc0) && (~j.ch & 0x20)) bytes = 2; |
---|
| 363 | else if ((j.ch & 0xe0) && (~j.ch & 0x10)) bytes = 3; |
---|
| 364 | else if ((j.ch & 0xf0) && (~j.ch & 0x08)) bytes = 4; |
---|
| 365 | else if ((j.ch & 0xf8) && (~j.ch & 0x04)) bytes = 5; |
---|
| 366 | else if ((j.ch & 0xfc) && (~j.ch & 0x02)) bytes = 6; |
---|
| 367 | else bytes = 1; |
---|
| 368 | |
---|
| 369 | for (i = 1; i < bytes; i++) { |
---|
| 370 | int tmp = wgetch(typwin); |
---|
| 371 | /* If what we got was not a byte, or not a continuation byte */ |
---|
| 372 | if (tmp > 0xff || !(tmp & 0x80 && ~tmp & 0x40)) { |
---|
| 373 | /* ill-formed UTF-8 code unit subsequence, put back the |
---|
| 374 | char we just got. */ |
---|
| 375 | ungetch(tmp); |
---|
| 376 | j.ch = ERR; |
---|
| 377 | break; |
---|
| 378 | } |
---|
| 379 | utf8buf[i] = tmp; |
---|
| 380 | } |
---|
| 381 | |
---|
| 382 | if (j.ch != ERR) { |
---|
| 383 | if (g_utf8_validate(utf8buf, -1, NULL)) { |
---|
| 384 | j.uch = g_utf8_get_char(utf8buf); |
---|
| 385 | } |
---|
| 386 | else { |
---|
| 387 | j.ch = ERR; |
---|
| 388 | } |
---|
| 389 | } |
---|
| 390 | } |
---|
| 391 | else if (j.ch <= 0x7f) { |
---|
| 392 | j.uch = j.ch; |
---|
| 393 | } |
---|
| 394 | |
---|
| 395 | owl_process_input_char(j); |
---|
| 396 | } |
---|
| 397 | } |
---|
| 398 | |
---|
| 399 | void sig_handler(int sig, siginfo_t *si, void *data) |
---|
| 400 | { |
---|
| 401 | if (sig==SIGWINCH) { |
---|
| 402 | /* we can't inturrupt a malloc here, so it just sets a flag |
---|
| 403 | * schedulding a resize for later |
---|
| 404 | */ |
---|
| 405 | owl_function_resize(); |
---|
| 406 | } else if (sig==SIGPIPE || sig==SIGCHLD) { |
---|
| 407 | /* Set a flag and some info that we got the sigpipe |
---|
| 408 | * so we can record that we got it and why... */ |
---|
| 409 | owl_global_set_errsignal(&g, sig, si); |
---|
| 410 | } else if (sig==SIGTERM || sig==SIGHUP) { |
---|
| 411 | owl_function_quit(); |
---|
| 412 | } |
---|
| 413 | } |
---|
| 414 | |
---|
| 415 | void sigint_handler(int sig, siginfo_t *si, void *data) |
---|
| 416 | { |
---|
| 417 | owl_global_set_interrupted(&g); |
---|
| 418 | } |
---|
| 419 | |
---|
[40bda84] | 420 | void sigtstp_handler(int sig, siginfo_t *si, void *data) |
---|
| 421 | { |
---|
| 422 | owl_global_set_got_sigstp(&g); |
---|
| 423 | } |
---|
| 424 | |
---|
[4e4847c] | 425 | void owl_register_signal_handlers(void) { |
---|
| 426 | struct sigaction sigact; |
---|
| 427 | |
---|
| 428 | /* signal handler */ |
---|
| 429 | /*sigact.sa_handler=sig_handler;*/ |
---|
| 430 | sigact.sa_sigaction=sig_handler; |
---|
| 431 | sigemptyset(&sigact.sa_mask); |
---|
| 432 | sigact.sa_flags=SA_SIGINFO; |
---|
| 433 | sigaction(SIGWINCH, &sigact, NULL); |
---|
| 434 | sigaction(SIGALRM, &sigact, NULL); |
---|
| 435 | sigaction(SIGPIPE, &sigact, NULL); |
---|
| 436 | sigaction(SIGTERM, &sigact, NULL); |
---|
| 437 | sigaction(SIGHUP, &sigact, NULL); |
---|
| 438 | |
---|
| 439 | sigact.sa_sigaction=sigint_handler; |
---|
| 440 | sigaction(SIGINT, &sigact, NULL); |
---|
| 441 | |
---|
[40bda84] | 442 | sigact.sa_sigaction=sigtstp_handler; |
---|
| 443 | sigaction(SIGTSTP, &sigact, NULL); |
---|
[4e4847c] | 444 | } |
---|
| 445 | |
---|
| 446 | #if OWL_STDERR_REDIR |
---|
| 447 | |
---|
| 448 | /* Replaces stderr with a pipe so that we can read from it. |
---|
| 449 | * Returns the fd of the pipe from which stderr can be read. */ |
---|
| 450 | int stderr_replace(void) |
---|
| 451 | { |
---|
| 452 | int pipefds[2]; |
---|
| 453 | if (0 != pipe(pipefds)) { |
---|
| 454 | perror("pipe"); |
---|
| 455 | owl_function_debugmsg("stderr_replace: pipe FAILED\n"); |
---|
| 456 | return -1; |
---|
| 457 | } |
---|
| 458 | owl_function_debugmsg("stderr_replace: pipe: %d,%d\n", pipefds[0], pipefds[1]); |
---|
| 459 | if (-1 == dup2(pipefds[1], 2 /*stderr*/)) { |
---|
| 460 | owl_function_debugmsg("stderr_replace: dup2 FAILED (%s)\n", strerror(errno)); |
---|
| 461 | perror("dup2"); |
---|
| 462 | return -1; |
---|
| 463 | } |
---|
| 464 | return pipefds[0]; |
---|
| 465 | } |
---|
| 466 | |
---|
| 467 | /* Sends stderr (read from rfd) messages to the error console */ |
---|
| 468 | void stderr_redirect_handler(owl_dispatch *d) |
---|
| 469 | { |
---|
| 470 | int navail, bread; |
---|
| 471 | char buf[4096]; |
---|
| 472 | int rfd = d->fd; |
---|
| 473 | char *err; |
---|
| 474 | |
---|
| 475 | if (rfd<0) return; |
---|
| 476 | if (-1 == ioctl(rfd, FIONREAD, &navail)) { |
---|
| 477 | return; |
---|
| 478 | } |
---|
| 479 | /*owl_function_debugmsg("stderr_redirect: navail = %d\n", navail);*/ |
---|
| 480 | if (navail <= 0) return; |
---|
| 481 | if (navail > sizeof(buf)-1) { |
---|
| 482 | navail = sizeof(buf)-1; |
---|
| 483 | } |
---|
| 484 | bread = read(rfd, buf, navail); |
---|
| 485 | if (buf[navail-1] != '\0') { |
---|
| 486 | buf[navail] = '\0'; |
---|
| 487 | } |
---|
| 488 | |
---|
| 489 | err = owl_sprintf("[stderr]\n%s", buf); |
---|
| 490 | |
---|
| 491 | owl_function_log_err(err); |
---|
| 492 | owl_free(err); |
---|
| 493 | } |
---|
| 494 | |
---|
| 495 | #endif /* OWL_STDERR_REDIR */ |
---|
| 496 | |
---|
| 497 | void owl_zephyr_buddycheck_timer(owl_timer *t, void *data) |
---|
| 498 | { |
---|
| 499 | if (owl_global_is_pseudologins(&g)) { |
---|
| 500 | owl_function_debugmsg("Doing zephyr buddy check"); |
---|
| 501 | owl_function_zephyr_buddy_check(1); |
---|
| 502 | } |
---|
| 503 | } |
---|
| 504 | |
---|
| 505 | |
---|
[de22c3d] | 506 | int main(int argc, char **argv, char **env) |
---|
| 507 | { |
---|
[7d4fbcd] | 508 | WINDOW *recwin, *sepwin, *typwin, *msgwin; |
---|
| 509 | owl_editwin *tw; |
---|
| 510 | owl_popwin *pw; |
---|
[26255f0] | 511 | int argcsave; |
---|
[799f36c] | 512 | const char *const *argvsave; |
---|
[65b2173] | 513 | char *perlout, *perlerr; |
---|
[1fdab04] | 514 | const owl_style *s; |
---|
[e19eb97] | 515 | const char *dir; |
---|
[799f36c] | 516 | owl_options opts; |
---|
[cf0cc64] | 517 | |
---|
[c60ade2] | 518 | if (!GLIB_CHECK_VERSION (2, 12, 0)) |
---|
| 519 | g_error ("GLib version 2.12.0 or above is needed."); |
---|
[7d4fbcd] | 520 | |
---|
| 521 | argcsave=argc; |
---|
[c529ac8] | 522 | argvsave=strs(argv); |
---|
[34509d5] | 523 | |
---|
| 524 | setlocale(LC_ALL, ""); |
---|
[799f36c] | 525 | |
---|
| 526 | memset(&opts, 0, sizeof opts); |
---|
| 527 | opts.load_initial_subs = 1; |
---|
| 528 | owl_parse_options(argc, argv, &opts); |
---|
| 529 | g.load_initial_subs = opts.load_initial_subs; |
---|
[7d4fbcd] | 530 | |
---|
[176d3443] | 531 | owl_function_debugmsg("startup: Finished parsing arguments"); |
---|
| 532 | |
---|
[7967433] | 533 | owl_register_signal_handlers(); |
---|
| 534 | owl_start_curses(); |
---|
[38cf544c] | 535 | |
---|
[bd3f232] | 536 | /* owl global init */ |
---|
[7d4fbcd] | 537 | owl_global_init(&g); |
---|
[799f36c] | 538 | if (opts.rm_debug) unlink(OWL_DEBUG_FILE); |
---|
| 539 | if (opts.debug) owl_global_set_debug_on(&g); |
---|
| 540 | if (opts.confdir) owl_global_set_confdir(&g, opts.confdir); |
---|
[b20de4f] | 541 | owl_function_debugmsg("startup: first available debugging message"); |
---|
[7d4fbcd] | 542 | owl_global_set_startupargs(&g, argcsave, argvsave); |
---|
[09489b89] | 543 | owl_global_set_haveaim(&g); |
---|
[2a2bb60] | 544 | |
---|
[9c7a701] | 545 | /* prepare stdin dispatch */ |
---|
| 546 | { |
---|
| 547 | owl_dispatch *d = owl_malloc(sizeof(owl_dispatch)); |
---|
| 548 | d->fd = STDIN; |
---|
| 549 | d->cfunc = &owl_process_input; |
---|
[f36cd97] | 550 | d->destroy = NULL; |
---|
[9c7a701] | 551 | owl_select_add_dispatch(d); |
---|
| 552 | } |
---|
| 553 | |
---|
[52a0f14] | 554 | owl_zephyr_initialize(); |
---|
[596c22df] | 555 | |
---|
[2a2bb60] | 556 | #if OWL_STDERR_REDIR |
---|
[a0a5179] | 557 | /* Do this only after we've started curses up... */ |
---|
[cf0cc64] | 558 | { |
---|
| 559 | owl_dispatch *d = owl_malloc(sizeof(owl_dispatch)); |
---|
| 560 | owl_function_debugmsg("startup: doing stderr redirection"); |
---|
| 561 | d->fd = stderr_replace(); |
---|
| 562 | d->cfunc = stderr_redirect_handler; |
---|
| 563 | d->destroy = NULL; |
---|
| 564 | owl_select_add_dispatch(d); |
---|
| 565 | } |
---|
| 566 | #endif |
---|
[2a2bb60] | 567 | |
---|
[38cf544c] | 568 | /* create the owl directory, in case it does not exist */ |
---|
[a0a5179] | 569 | owl_function_debugmsg("startup: creating owl directory, if not present"); |
---|
[b363d83] | 570 | dir=owl_global_get_confdir(&g); |
---|
[38cf544c] | 571 | mkdir(dir, S_IRWXU); |
---|
[5145235] | 572 | |
---|
[ced25d1] | 573 | /* set the tty, either from the command line, or by figuring it out */ |
---|
[a0a5179] | 574 | owl_function_debugmsg("startup: setting tty name"); |
---|
[799f36c] | 575 | if (opts.tty) { |
---|
| 576 | owl_global_set_tty(&g, opts.tty); |
---|
[61e79a9] | 577 | } else { |
---|
| 578 | owl_global_set_tty(&g, owl_util_get_default_tty()); |
---|
| 579 | } |
---|
[7d4fbcd] | 580 | |
---|
[b6c067a] | 581 | /* Initialize perl */ |
---|
| 582 | owl_function_debugmsg("startup: processing config file"); |
---|
| 583 | owl_context_set_readconfig(owl_global_get_context(&g)); |
---|
[799f36c] | 584 | perlerr=owl_perlconfig_initperl(opts.configfile, &argc, &argv, &env); |
---|
[b6c067a] | 585 | if (perlerr) { |
---|
| 586 | endwin(); |
---|
| 587 | fprintf(stderr, "Internal perl error: %s\n", perlerr); |
---|
| 588 | fflush(stderr); |
---|
| 589 | printf("Internal perl error: %s\n", perlerr); |
---|
| 590 | fflush(stdout); |
---|
| 591 | exit(1); |
---|
| 592 | } |
---|
| 593 | |
---|
[eb6cedc] | 594 | owl_global_complete_setup(&g); |
---|
| 595 | |
---|
[7967433] | 596 | owl_setup_default_filters(); |
---|
[7d4fbcd] | 597 | |
---|
| 598 | /* set the current view */ |
---|
[a0a5179] | 599 | owl_function_debugmsg("startup: setting the current view"); |
---|
[7967433] | 600 | owl_view_create(owl_global_get_current_view(&g), "main", |
---|
| 601 | owl_global_get_filter(&g, "all"), |
---|
| 602 | owl_global_get_style_by_name(&g, "default")); |
---|
[7d4fbcd] | 603 | |
---|
[96f8e5b] | 604 | /* AIM init */ |
---|
[a0a5179] | 605 | owl_function_debugmsg("startup: doing AIM initialization"); |
---|
[96f8e5b] | 606 | owl_aim_init(); |
---|
| 607 | |
---|
[ced25d1] | 608 | /* execute the startup function in the configfile */ |
---|
[a0a5179] | 609 | owl_function_debugmsg("startup: executing perl startup, if applicable"); |
---|
[0337203] | 610 | perlout = owl_perlconfig_execute("BarnOwl::Hooks::_startup();"); |
---|
[7d4fbcd] | 611 | if (perlout) owl_free(perlout); |
---|
[212764e] | 612 | |
---|
[7d4fbcd] | 613 | /* hold on to the window names for convenience */ |
---|
| 614 | msgwin=owl_global_get_curs_msgwin(&g); |
---|
| 615 | recwin=owl_global_get_curs_recwin(&g); |
---|
| 616 | sepwin=owl_global_get_curs_sepwin(&g); |
---|
| 617 | typwin=owl_global_get_curs_typwin(&g); |
---|
| 618 | tw=owl_global_get_typwin(&g); |
---|
| 619 | |
---|
[252a5c2] | 620 | /* welcome message */ |
---|
[a0a5179] | 621 | owl_function_debugmsg("startup: creating splash message"); |
---|
[28fa23c] | 622 | owl_function_adminmsg("", |
---|
| 623 | "-----------------------------------------------------------------------\n" |
---|
| 624 | "Welcome to barnowl version " OWL_VERSION_STRING ". Press 'h' for on-line help.\n" |
---|
| 625 | "To see a quick introduction, type ':show quickstart'. \n" |
---|
| 626 | " \n" |
---|
| 627 | "BarnOwl is free software. Type ':show license' for more \n" |
---|
| 628 | "information. ^ ^ \n" |
---|
| 629 | " OvO \n" |
---|
| 630 | "Please report any bugs or suggestions to bug-barnowl@mit.edu ( ) \n" |
---|
| 631 | "-----------------------------------------------------------------m-m---\n" |
---|
| 632 | ); |
---|
[252a5c2] | 633 | sepbar(NULL); |
---|
| 634 | |
---|
[687c674] | 635 | /* process the startup file */ |
---|
| 636 | owl_function_debugmsg("startup: processing startup file"); |
---|
| 637 | owl_function_source(NULL); |
---|
| 638 | |
---|
[7d4fbcd] | 639 | wrefresh(sepwin); |
---|
| 640 | |
---|
[7967433] | 641 | /* Set the default style */ |
---|
[a0a5179] | 642 | owl_function_debugmsg("startup: setting startup and default style"); |
---|
[27c3a93] | 643 | if (0 != strcmp(owl_global_get_default_style(&g), "__unspecified__")) { |
---|
| 644 | /* the style was set by the user: leave it alone */ |
---|
[f933403] | 645 | } else { |
---|
[52f8dd6] | 646 | owl_global_set_default_style(&g, "default"); |
---|
[f933403] | 647 | } |
---|
| 648 | |
---|
[39dc159] | 649 | owl_function_debugmsg("startup: set style for the view: %s", owl_global_get_default_style(&g)); |
---|
[72c210f] | 650 | s = owl_global_get_style_by_name(&g, owl_global_get_default_style(&g)); |
---|
| 651 | if(s) |
---|
| 652 | owl_view_set_style(owl_global_get_current_view(&g), s); |
---|
| 653 | else |
---|
| 654 | owl_function_error("No such style: %s", owl_global_get_default_style(&g)); |
---|
[a0a5179] | 655 | |
---|
| 656 | owl_function_debugmsg("startup: setting context interactive"); |
---|
[7d4fbcd] | 657 | owl_context_set_interactive(owl_global_get_context(&g)); |
---|
| 658 | |
---|
[c675b39] | 659 | owl_select_add_timer(180, 180, owl_zephyr_buddycheck_timer, NULL, NULL); |
---|
[b7bb454] | 660 | |
---|
| 661 | /* If we ever deprecate the mainloop hook, remove this. */ |
---|
[c675b39] | 662 | owl_select_add_timer(0, 1, owl_perlconfig_mainloop, NULL, NULL); |
---|
[b7bb454] | 663 | |
---|
[26255f0] | 664 | owl_select_add_pre_select_action(owl_process_messages, NULL, NULL); |
---|
| 665 | |
---|
[a0a5179] | 666 | owl_function_debugmsg("startup: entering main loop"); |
---|
[7d4fbcd] | 667 | /* main loop */ |
---|
| 668 | while (1) { |
---|
| 669 | |
---|
| 670 | /* if a resize has been scheduled, deal with it */ |
---|
| 671 | owl_global_resize(&g, 0, 0); |
---|
| 672 | |
---|
| 673 | /* these are here in case a resize changes the windows */ |
---|
| 674 | msgwin=owl_global_get_curs_msgwin(&g); |
---|
| 675 | recwin=owl_global_get_curs_recwin(&g); |
---|
| 676 | sepwin=owl_global_get_curs_sepwin(&g); |
---|
| 677 | typwin=owl_global_get_curs_typwin(&g); |
---|
| 678 | |
---|
| 679 | /* if a popwin just came up, refresh it */ |
---|
| 680 | pw=owl_global_get_popwin(&g); |
---|
| 681 | if (owl_popwin_is_active(pw) && owl_popwin_needs_first_refresh(pw)) { |
---|
| 682 | owl_popwin_refresh(pw); |
---|
| 683 | owl_popwin_no_needs_first_refresh(pw); |
---|
| 684 | owl_global_set_needrefresh(&g); |
---|
| 685 | /* TODO: this is a broken kludge */ |
---|
| 686 | if (owl_global_get_viewwin(&g)) { |
---|
| 687 | owl_viewwin_redisplay(owl_global_get_viewwin(&g), 0); |
---|
| 688 | } |
---|
| 689 | } |
---|
| 690 | |
---|
| 691 | /* update the terminal if we need to */ |
---|
| 692 | if (owl_global_is_needrefresh(&g)) { |
---|
| 693 | /* leave the cursor in the appropriate window */ |
---|
| 694 | if (owl_global_is_typwin_active(&g)) { |
---|
| 695 | owl_function_set_cursor(typwin); |
---|
| 696 | } else { |
---|
| 697 | owl_function_set_cursor(sepwin); |
---|
| 698 | } |
---|
| 699 | doupdate(); |
---|
| 700 | owl_global_set_noneedrefresh(&g); |
---|
| 701 | } |
---|
| 702 | |
---|
[9c7a701] | 703 | /* select on FDs we know about. */ |
---|
| 704 | owl_select(); |
---|
[2a2bb60] | 705 | |
---|
[c9e72d1] | 706 | /* Log any error signals */ |
---|
| 707 | { |
---|
| 708 | siginfo_t si; |
---|
| 709 | int signum; |
---|
| 710 | if ((signum = owl_global_get_errsignal_and_clear(&g, &si)) > 0) { |
---|
[6eaf35b] | 711 | owl_function_error("Got unexpected signal: %d %s (code: %d band: %ld errno: %d)", |
---|
[afbf668] | 712 | signum, signum==SIGPIPE?"SIGPIPE":"SIG????", |
---|
[81634b6] | 713 | si.si_code, si.si_band, si.si_errno); |
---|
[c9e72d1] | 714 | } |
---|
| 715 | } |
---|
| 716 | |
---|
[7d4fbcd] | 717 | } |
---|
| 718 | } |
---|