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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.7 by pcg, Wed Nov 26 10:42:34 2003 UTC vs.
Revision 1.11 by pcg, Mon Dec 8 23:14:40 2003 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.c
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.7 2003/11/26 10:42:34 pcg Exp $ 4 * $Id: main.C,v 1.11 2003/12/08 23:14:40 pcg Exp $
5 * 5 *
6 * All portions of code are copyright by their respective author/s. 6 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 8 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
… …
65 blink_ev (this, &rxvt_term::blink_cb), 65 blink_ev (this, &rxvt_term::blink_cb),
66#endif 66#endif
67#ifdef POINTER_BLANK 67#ifdef POINTER_BLANK
68 pointer_ev (this, &rxvt_term::pointer_cb), 68 pointer_ev (this, &rxvt_term::pointer_cb),
69#endif 69#endif
70 x_ev (this, &rxvt_term::x_cb) 70 x_ev (this, &rxvt_term::x_cb),
71 destroy_ev (this, &rxvt_term::destroy_cb),
72 check_ev (this, &rxvt_term::check_cb)
71{ 73{
72 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 74 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
73} 75}
74 76
75rxvt_term::~rxvt_term () 77rxvt_term::~rxvt_term ()
76{ 78{
79 rxvt_scr_release (this);
80
81#ifndef NO_SETOWNER_TTYDEV
82 rxvt_privileged_ttydev (this, RESTORE);
83#endif
84#ifdef UTMP_SUPPORT
85 rxvt_privileged_utmp (this, RESTORE);
86#endif
87#ifdef USE_XIM
88 if (Input_Context != NULL)
89 {
90 XDestroyIC (Input_Context);
91 Input_Context = NULL;
92 }
93#endif
94
95 if (cmd_fd >= 0)
96 close (cmd_fd);
97
98 if (Xfd >= 0)
99 XCloseDisplay (Xdisplay);
100
77 delete PixColors; 101 delete PixColors;
102}
103
104void
105rxvt_term::destroy ()
106{
107 check_ev.stop ();
108 pty_ev.stop ();
109 x_ev.stop ();
110#ifdef CURSOR_BLINK
111 blink_ev.stop ();
112#endif
113#ifdef POINTER_BLANK
114 pointer_ev.stop ();
115#endif
116
117 destroy_ev.start (0);
118}
119
120void
121rxvt_term::destroy_cb (time_watcher &w)
122{
123 SET_R (this);
124
125 delete this;
78} 126}
79 127
80/*----------------------------------------------------------------------*/ 128/*----------------------------------------------------------------------*/
81/* rxvt_init() */ 129/* rxvt_init() */
82/* LIBPROTO */ 130/* LIBPROTO */
83rxvt_t 131rxvt_t
84rxvt_init(int argc, const char *const *argv) 132rxvt_init (int argc, const char *const *argv)
85{ 133{
86 SET_R(new rxvt_term); 134 SET_R (new rxvt_term);
87 dR; 135 dR;
88 136
89 if (!R->init_vars () || !R->init (argc, argv)) 137 if (!R->init_vars () || !R->init (argc, argv))
90 { 138 {
91 delete R; 139 delete R;
92 return NULL; 140 return NULL;
93 } 141 }
94 142
95 return R; 143 return R;
144}
145
146/* EXTPROTO */
147void
148rxvt_init_signals ()
149{
150/* install exit handler for cleanup */
151#if 0
152#ifdef HAVE_ATEXIT
153 atexit(rxvt_clean_exit);
154#else
155#endif
156#endif
157
158 struct sigaction sa;
159
160 sigfillset (&sa.sa_mask);
161 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
162 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
163 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
164 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170/* signal (SIGURG, SIG_DFL); */
171
172 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
96} 174}
97 175
98bool 176bool
99rxvt_term::init (int argc, const char *const *argv) 177rxvt_term::init (int argc, const char *const *argv)
100{ 178{
… …
132#endif 210#endif
133 211
134#if 0 212#if 0
135#ifdef DEBUG_X 213#ifdef DEBUG_X
136 XSynchronize(Xdisplay, True); 214 XSynchronize(Xdisplay, True);
137 XSetErrorHandler((XErrorHandler) abort);
138#else
139 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
140#endif 215#endif
141#endif 216#endif
142 217
143#ifdef HAVE_SCROLLBARS 218#ifdef HAVE_SCROLLBARS
144 if (Options & Opt_scrollBar) 219 if (Options & Opt_scrollBar)
… …
162 rxvt_init_command (this, cmd_argv); 237 rxvt_init_command (this, cmd_argv);
163 238
164 x_ev.start (Xfd, EVENT_READ); 239 x_ev.start (Xfd, EVENT_READ);
165 pty_ev.start (cmd_fd, EVENT_READ); 240 pty_ev.start (cmd_fd, EVENT_READ);
166 241
167 flush (); 242 check_ev.start ();
243
244 process_x_events ();
168 245
169 return true; 246 return true;
170} 247}
171 248
172/* ------------------------------------------------------------------------- * 249/* ------------------------------------------------------------------------- *
… …
178/* ARGSUSED */ 255/* ARGSUSED */
179/* EXTPROTO */ 256/* EXTPROTO */
180RETSIGTYPE 257RETSIGTYPE
181rxvt_Child_signal(int sig __attribute__ ((unused))) 258rxvt_Child_signal(int sig __attribute__ ((unused)))
182{ 259{
183 dR;
184 int pid, save_errno = errno; 260 int pid, save_errno = errno;
185
186 do {
187 errno = 0;
188 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR); 261 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
262 ;
263 errno = save_errno;
189 264
265#if 0
190 if (pid == R->cmd_pid) 266 if (pid == R->cmd_pid)
191 exit(EXIT_SUCCESS); 267 exit (EXIT_SUCCESS);
192 268#endif
193 errno = save_errno;
194 signal(SIGCHLD, rxvt_Child_signal);
195} 269}
196 270
197/* 271/*
198 * Catch a fatal signal and tidy up before quitting 272 * Catch a fatal signal and tidy up before quitting
199 */ 273 */
… …
213/* INTPROTO */ 287/* INTPROTO */
214int 288int
215rxvt_xerror_handler(const Display * display 289rxvt_xerror_handler(const Display * display
216 __attribute__ ((unused)), const XErrorEvent * event) 290 __attribute__ ((unused)), const XErrorEvent * event)
217{ 291{
218 dR; 292 dR;
219 293
220 if (R->allowedxerror == -1) { 294 if (R->allowedxerror == -1)
221 R->allowedxerror = event->error_code; 295 R->allowedxerror = event->error_code;
222 return 0; /* ignored anyway */ 296 else
223 } 297 {
224 rxvt_print_error("XError: Request: %d . %d, Error: %d", 298 rxvt_print_error("XError: Request: %d . %d, Error: %d",
225 event->request_code, event->minor_code, 299 event->request_code, event->minor_code,
226 event->error_code); 300 event->error_code);
227/* XXX: probably should call rxvt_clean_exit() bypassing X routines */ 301
228 exit(EXIT_FAILURE); 302 R->destroy ();
229/* NOTREACHED */ 303 }
304
305 return 0;
230} 306}
231 307
232/*----------------------------------------------------------------------*/ 308/*----------------------------------------------------------------------*/
233/* 309/*
234 * Exit gracefully, clearing the utmp entry and restoring tty attributes 310 * Exit gracefully, clearing the utmp entry and restoring tty attributes
235 * TODO: if debugging, this should free up any known resources if we can 311 * TODO: if debugging, this should free up any known resources if we can
236 */ 312 */
237/* EXTPROTO */ 313/* EXTPROTO */
238void 314void
239rxvt_clean_exit(void) 315rxvt_clean_exit ()
240{ 316{
241 dR; 317 dR;
242 318
243#ifdef DEBUG_SCREEN 319 R->destroy ();
244 rxvt_scr_release(aR);
245#endif
246#ifndef NO_SETOWNER_TTYDEV
247 rxvt_privileged_ttydev(aR_ RESTORE);
248#endif
249#ifdef UTMP_SUPPORT
250 rxvt_privileged_utmp(aR_ RESTORE);
251#endif
252#ifdef USE_XIM
253 if (R->Input_Context != NULL) {
254 XDestroyIC(R->Input_Context);
255 R->Input_Context = NULL;
256 }
257#endif
258} 320}
259 321
260/* ------------------------------------------------------------------------- * 322/* ------------------------------------------------------------------------- *
261 * MEMORY ALLOCATION WRAPPERS * 323 * MEMORY ALLOCATION WRAPPERS *
262 * ------------------------------------------------------------------------- */ 324 * ------------------------------------------------------------------------- */
… …
554/*----------------------------------------------------------------------*/ 616/*----------------------------------------------------------------------*/
555/* 617/*
556 * Tell the teletype handler what size the window is. 618 * Tell the teletype handler what size the window is.
557 * Called after a window size change. 619 * Called after a window size change.
558 */ 620 */
559/* EXTPROTO */
560void 621void
561rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 622rxvt_term::tt_winch ()
562{ 623{
563 struct winsize ws; 624 struct winsize ws;
564 625
565 if (fd < 0) 626 if (cmd_fd < 0)
566 return; 627 return;
628
567 ws.ws_col = col; 629 ws.ws_col = TermWin.ncol;
568 ws.ws_row = row; 630 ws.ws_row = TermWin.nrow;
569 ws.ws_xpixel = ws.ws_ypixel = 0; 631 ws.ws_xpixel = ws.ws_ypixel = 0;
570#ifndef DEBUG_SIZE 632#ifndef DEBUG_SIZE
571 (void)ioctl(fd, TIOCSWINSZ, &ws); 633 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
572#else 634#else
573 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 635 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
574 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 636 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
575 }
576# ifdef SIGWINCH 637# ifdef SIGWINCH
577 else if (pid) /* force through to the command */ 638 else if (cmd_pid) /* force through to the command */
578 kill(pid, SIGWINCH); 639 kill (cmd_pid, SIGWINCH);
579# endif 640# endif
580#endif 641#endif
581} 642}
582 643
583/*----------------------------------------------------------------------*/ 644/*----------------------------------------------------------------------*/
… …
1002 return; 1063 return;
1003} 1064}
1004 1065
1005/* INTPROTO */ 1066/* INTPROTO */
1006void 1067void
1007rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect, 1068rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1008 XRectangle * needed_rect) 1069 XRectangle * needed_rect)
1009{ 1070{
1010 int mbh, vtx = 0; 1071 int mbh, vtx = 0;
1011 1072
1012 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right)) 1073 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1013 vtx = scrollbar_TotalWidth(); 1074 vtx = scrollbar_TotalWidth();
… …
1057rxvt_IMInstantiateCallback(Display * unused 1118rxvt_IMInstantiateCallback(Display * unused
1058 __attribute__ ((unused)), XPointer client_data 1119 __attribute__ ((unused)), XPointer client_data
1059 __attribute__ ((unused)), XPointer call_data 1120 __attribute__ ((unused)), XPointer call_data
1060 __attribute__ ((unused))) 1121 __attribute__ ((unused)))
1061{ 1122{
1062 dR; 1123 dR;
1063 int i, found, had_im; 1124 int i, found, had_im;
1064 const char *p; 1125 const char *p;
1065 char **s; 1126 char **s;
1066 char buf[IMBUFSIZ]; 1127 char buf[IMBUFSIZ];
1067 1128
1068 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1129 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1069 if (R->Input_Context) 1130 if (R->Input_Context)
1070 return; 1131 return;
1071 1132
1072 found = had_im = 0;
1073 p = R->rs[Rs_inputMethod]; 1133 p = R->rs[Rs_inputMethod];
1074 if (p && *p) { 1134 if (p && *p)
1075 had_im = 1; 1135 {
1136 bool found = false;
1137
1076 s = rxvt_splitcommastring(p); 1138 s = rxvt_splitcommastring (p);
1077 for (i = 0; s[i]; i++) { 1139 for (i = 0; s[i]; i++)
1140 {
1078 if (*s[i]) { 1141 if (*s[i])
1142 {
1079 STRCPY(buf, "@im="); 1143 STRCPY (buf, "@im=");
1080 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1144 STRNCAT (buf, s[i], IMBUFSIZ - 5);
1081 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1145 if ((p = XSetLocaleModifiers (buf)) && *p
1082 && (rxvt_IM_get_IC(aR) == True)) { 1146 && rxvt_IM_get_IC (aR))
1147 {
1083 found = 1; 1148 found = true;
1084 break; 1149 break;
1085 } 1150 }
1086 } 1151 }
1087 } 1152 }
1088 for (i = 0; s[i]; i++) 1153 for (i = 0; s[i]; i++)
1089 free(s[i]); 1154 free(s[i]);
1090 free(s); 1155 free(s);
1091 } 1156
1092 if (found) 1157 if (found)
1093 return; 1158 return;
1159 }
1094 1160
1095/* try with XMODIFIERS env. var. */ 1161/* try with XMODIFIERS env. var. */
1096 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1162 if ((p = XSetLocaleModifiers ("")) && *p
1097 rxvt_IM_get_IC(aR); 1163 && rxvt_IM_get_IC (aR))
1098 return; 1164 return;
1099 }
1100 1165
1101/* try with no modifiers base IF the user didn't specify an IM */ 1166/* try with no modifiers base IF the user didn't specify an IM */
1102 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p 1167 if ((p = XSetLocaleModifiers ("@im=none")) && *p
1103 && rxvt_IM_get_IC(aR) == True) 1168 && rxvt_IM_get_IC (aR) == True)
1104 return; 1169 return;
1105} 1170}
1106 1171
1107/* 1172/*
1108 * Try to open a XIM with the current modifiers, then see if we can 1173 * Try to open a XIM with the current modifiers, then see if we can
1109 * open a suitable preedit type 1174 * open a suitable preedit type

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