1 | /*--------------------------------*-C-*---------------------------------* |
1 | /*--------------------------------*-C-*---------------------------------* |
2 | * File: command.c |
2 | * File: command.c |
3 | *----------------------------------------------------------------------* |
3 | *----------------------------------------------------------------------* |
4 | * $Id: command.C,v 1.11 2003/12/02 21:49:46 pcg Exp $ |
4 | * $Id: command.C,v 1.15 2003/12/16 23:04:13 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> |
… | |
… | |
61 | unsigned int newlen; |
61 | unsigned int newlen; |
62 | KeySym keysym; |
62 | KeySym keysym; |
63 | #ifdef DEBUG_CMD |
63 | #ifdef DEBUG_CMD |
64 | static int debug_key = 1; /* accessible by a debugger only */ |
64 | static int debug_key = 1; /* accessible by a debugger only */ |
65 | #endif |
65 | #endif |
66 | #ifdef USE_XIM |
|
|
67 | int valid_keysym; |
66 | int valid_keysym; |
68 | #endif |
|
|
69 | unsigned char *kbuf = R->kbuf; |
67 | unsigned char *kbuf = R->kbuf; |
70 | |
68 | |
71 | /* |
69 | /* |
72 | * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an |
70 | * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an |
73 | * escape sequence to toggle the Keypad. |
71 | * escape sequence to toggle the Keypad. |
… | |
… | |
75 | * Always permit `shift' to override the current setting |
73 | * Always permit `shift' to override the current setting |
76 | */ |
74 | */ |
77 | shft = (ev->state & ShiftMask); |
75 | shft = (ev->state & ShiftMask); |
78 | ctrl = (ev->state & ControlMask); |
76 | ctrl = (ev->state & ControlMask); |
79 | meta = (ev->state & R->ModMetaMask); |
77 | meta = (ev->state & R->ModMetaMask); |
|
|
78 | |
80 | if (R->numlock_state || (ev->state & R->ModNumLockMask)) { |
79 | if (R->numlock_state || (ev->state & R->ModNumLockMask)) |
|
|
80 | { |
81 | R->numlock_state = (ev->state & R->ModNumLockMask); |
81 | R->numlock_state = (ev->state & R->ModNumLockMask); |
82 | PrivMode((!R->numlock_state), PrivMode_aplKP); |
82 | PrivMode((!R->numlock_state), PrivMode_aplKP); |
83 | } |
83 | } |
|
|
84 | |
|
|
85 | kbuf[0] = 0; |
|
|
86 | |
84 | #ifdef USE_XIM |
87 | #ifdef USE_XIM |
85 | if (R->Input_Context != NULL) { |
88 | if (R->Input_Context) |
|
|
89 | { |
86 | Status status_return; |
90 | Status status_return; |
87 | |
91 | |
88 | kbuf[0] = '\0'; |
|
|
89 | #ifdef X_HAVE_UTF8_STRING |
92 | #ifdef X_HAVE_UTF8_STRING |
90 | len = Xutf8LookupString(R->Input_Context, ev, (char *)kbuf, |
93 | len = Xutf8LookupString(R->Input_Context, ev, (char *)kbuf, |
91 | KBUFSZ, &keysym, &status_return); |
94 | KBUFSZ, &keysym, &status_return); |
92 | #else |
95 | #else |
93 | len = XmbLookupString(R->Input_Context, ev, (char *)kbuf, |
96 | len = XmbLookupString(R->Input_Context, ev, (char *)kbuf, |
94 | KBUFSZ, &keysym, &status_return); |
97 | KBUFSZ, &keysym, &status_return); |
95 | #endif |
98 | #endif |
96 | valid_keysym = ((status_return == XLookupKeySym) |
99 | valid_keysym = ((status_return == XLookupKeySym) |
97 | || (status_return == XLookupBoth)); |
100 | || (status_return == XLookupBoth)); |
|
|
101 | } |
98 | } else { |
102 | else |
|
|
103 | #endif |
|
|
104 | { |
99 | len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym, |
105 | len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym, &R->compose); |
100 | &R->compose); |
|
|
101 | valid_keysym = 1; |
106 | valid_keysym = !len; |
102 | } |
107 | } |
103 | #else /* USE_XIM */ |
|
|
104 | len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym, |
|
|
105 | &R->compose); |
|
|
106 | /* |
|
|
107 | * map unmapped Latin[2-4]/Katakana/Arabic/Cyrillic/Greek entries -> Latin1 |
|
|
108 | * good for installations with correct fonts, but without XLOCALE |
|
|
109 | */ |
|
|
110 | if (!len) { |
|
|
111 | if ((keysym >= 0x0100) && (keysym < 0x0800)) { |
|
|
112 | kbuf[0] = (keysym & 0xFF); |
|
|
113 | kbuf[1] = '\0'; |
|
|
114 | len = 1; |
|
|
115 | } else |
|
|
116 | kbuf[0] = '\0'; |
|
|
117 | } |
|
|
118 | #endif /* USE_XIM */ |
|
|
119 | |
108 | |
120 | #ifdef USE_XIM |
|
|
121 | if (valid_keysym) |
109 | if (valid_keysym) |
122 | #endif |
|
|
123 | { |
110 | { |
124 | /* for some backwards compatibility */ |
111 | /* for some backwards compatibility */ |
125 | #if defined(HOTKEY_CTRL) || defined(HOTKEY_META) |
112 | #if defined(HOTKEY_CTRL) || defined(HOTKEY_META) |
126 | # ifdef HOTKEY_CTRL |
113 | # ifdef HOTKEY_CTRL |
127 | if (ctrl) { |
114 | if (ctrl) |
128 | # else |
115 | # else |
129 | if (meta) { |
116 | if (meta) |
130 | # endif |
117 | # endif |
|
|
118 | { |
131 | if (keysym == R->ks_bigfont) { |
119 | if (keysym == R->ks_bigfont) |
|
|
120 | { |
132 | rxvt_change_font(aR_ 0, FONT_UP); |
121 | rxvt_change_font(aR_ 0, FONT_UP); |
133 | return; |
122 | return; |
|
|
123 | } |
134 | } else if (keysym == R->ks_smallfont) { |
124 | else if (keysym == R->ks_smallfont) |
|
|
125 | { |
135 | rxvt_change_font(aR_ 0, FONT_DN); |
126 | rxvt_change_font(aR_ 0, FONT_DN); |
136 | return; |
127 | return; |
137 | } |
128 | } |
138 | } |
129 | } |
139 | #endif |
130 | #endif |
140 | |
131 | |
141 | if (R->TermWin.saveLines) { |
132 | if (R->TermWin.saveLines) { |
142 | #ifdef UNSHIFTED_SCROLLKEYS |
133 | #ifdef UNSHIFTED_SCROLLKEYS |
143 | if (!ctrl && !meta) { |
134 | if (!ctrl && !meta) { |
… | |
… | |
237 | /* escape prefix */ |
228 | /* escape prefix */ |
238 | if (meta) |
229 | if (meta) |
239 | # ifdef META8_OPTION |
230 | # ifdef META8_OPTION |
240 | if (R->meta_char == C0_ESC) |
231 | if (R->meta_char == C0_ESC) |
241 | # endif |
232 | # endif |
242 | R->tt_write(&ch, 1); |
233 | R->tt_write (&ch, 1); |
243 | R->tt_write(kbuf0, l); |
234 | R->tt_write (kbuf0, l); |
244 | return; |
235 | return; |
245 | } else |
236 | } else |
246 | #endif |
237 | #endif |
247 | { |
238 | { |
248 | newlen = 1; |
239 | newlen = 1; |
… | |
… | |
572 | if (R->greek_mode) |
563 | if (R->greek_mode) |
573 | len = greek_xlat(kbuf, len); |
564 | len = greek_xlat(kbuf, len); |
574 | #endif |
565 | #endif |
575 | /* nil */ ; |
566 | /* nil */ ; |
576 | } |
567 | } |
577 | } |
568 | } |
578 | |
569 | |
579 | if (len <= 0) |
570 | if (len <= 0) |
580 | return; /* not mapped */ |
571 | return; /* not mapped */ |
581 | |
572 | |
582 | if (R->Options & Opt_scrollTtyKeypress) |
573 | if (R->Options & Opt_scrollTtyKeypress) |
… | |
… | |
772 | if (n > 0) |
763 | if (n > 0) |
773 | { |
764 | { |
774 | cmdbuf_endp += n; |
765 | cmdbuf_endp += n; |
775 | return true; |
766 | return true; |
776 | } |
767 | } |
777 | else if (n < 0 && errno == EAGAIN) |
768 | else if (n < 0 && errno != EAGAIN) |
|
|
769 | destroy (); |
|
|
770 | |
778 | return false; |
771 | return false; |
779 | |
|
|
780 | destroy (); |
|
|
781 | } |
772 | } |
782 | |
773 | |
783 | void |
774 | void |
784 | rxvt_term::pty_cb (io_watcher &w, short revents) |
775 | rxvt_term::pty_cb (io_watcher &w, short revents) |
785 | { |
776 | { |
786 | SET_R (this); |
777 | SET_R (this); |
787 | |
778 | |
788 | if (revents & EVENT_WRITE) |
779 | if (revents & EVENT_WRITE) |
789 | tt_write (0, 0); |
780 | tt_write (0, 0); |
790 | else if (revents & EVENT_READ) |
781 | else if (revents & EVENT_READ) |
|
|
782 | { |
|
|
783 | bool flag = true; |
|
|
784 | |
791 | // loop, but don't allow a single term to monopolize us |
785 | // loop, but don't allow a single term to monopolize us |
792 | // the number of loops is fully arbitrary, and thus wrong |
786 | // the number of loops is fully arbitrary, and thus wrong |
793 | for (int i = 1; i-- && pty_fill (); ) |
787 | while (flag && pty_fill ()) |
794 | { |
788 | { |
795 | if (!seen_input) |
789 | if (!seen_input) |
796 | { |
790 | { |
797 | seen_input = 1; |
791 | seen_input = 1; |
798 | /* once we know the shell is running, send the screen size. Again! */ |
792 | /* once we know the shell is running, send the screen size. Again! */ |
799 | tt_winch (); |
793 | tt_winch (); |
800 | } |
794 | } |
801 | |
795 | |
802 | uint32_t ch = NOCHAR; |
796 | uint32_t ch = NOCHAR; |
803 | |
797 | |
804 | for (;;) |
798 | for (;;) |
805 | { |
799 | { |
806 | if (ch == NOCHAR) |
800 | if (ch == NOCHAR) |
807 | ch = next_char (); |
801 | ch = next_char (); |
808 | |
802 | |
809 | if (ch == NOCHAR) // TODO: improve |
803 | if (ch == NOCHAR) // TODO: improve |
810 | break; |
804 | break; |
811 | |
805 | |
812 | if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r') |
806 | if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r') |
813 | { |
807 | { |
814 | /* Read a text string from the input buffer */ |
808 | /* Read a text string from the input buffer */ |
815 | uint32_t buf[BUFSIZ]; |
809 | uint32_t buf[BUFSIZ]; |
816 | bool refreshnow = false; |
810 | bool refreshnow = false; |
817 | int nlines = 0; |
811 | int nlines = 0; |
818 | uint32_t *str = buf; |
812 | uint32_t *str = buf; |
819 | |
813 | |
820 | *str++ = ch; |
814 | *str++ = ch; |
821 | |
815 | |
822 | for (;;) |
816 | for (;;) |
823 | { |
817 | { |
824 | ch = next_char (); |
818 | ch = next_char (); |
825 | |
819 | |
826 | if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r')) |
820 | if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r')) |
827 | break; |
821 | break; |
828 | else |
822 | else |
829 | { |
823 | { |
830 | *str++ = ch; |
824 | *str++ = ch; |
831 | |
825 | |
832 | if (ch == '\n') |
826 | if (ch == '\n') |
833 | { |
827 | { |
834 | nlines++; |
828 | nlines++; |
835 | refresh_count++; |
829 | refresh_count++; |
836 | |
830 | |
837 | if (!(Options & Opt_jumpScroll) |
831 | if (!(Options & Opt_jumpScroll) |
838 | || (refresh_count >= (refresh_limit * (TermWin.nrow - 1)))) |
832 | || (refresh_count >= (refresh_limit * (TermWin.nrow - 1)))) |
839 | { |
833 | { |
840 | refreshnow = true; |
834 | refreshnow = true; |
|
|
835 | flag = false; |
841 | ch = NOCHAR; |
836 | ch = NOCHAR; |
842 | break; |
837 | break; |
843 | } |
838 | } |
844 | } |
839 | } |
845 | |
840 | |
846 | if (str >= buf + BUFSIZ) |
841 | if (str >= buf + BUFSIZ) |
847 | { |
842 | { |
848 | ch = NOCHAR; |
843 | ch = NOCHAR; |
849 | break; |
844 | break; |
850 | } |
845 | } |
851 | } |
846 | } |
852 | } |
847 | } |
853 | |
848 | |
854 | rxvt_scr_add_lines (this, buf, nlines, str - buf); |
849 | rxvt_scr_add_lines (this, buf, nlines, str - buf); |
855 | |
850 | |
856 | /* |
851 | /* |
857 | * If there have been a lot of new lines, then update the screen |
852 | * If there have been a lot of new lines, then update the screen |
858 | * What the heck I'll cheat and only refresh less than every page-full. |
853 | * What the heck I'll cheat and only refresh less than every page-full. |
859 | * the number of pages between refreshes is refresh_limit, which |
854 | * the number of pages between refreshes is refresh_limit, which |
860 | * is incremented here because we must be doing flat-out scrolling. |
855 | * is incremented here because we must be doing flat-out scrolling. |
861 | * |
856 | * |
862 | * refreshing should be correct for small scrolls, because of the |
857 | * refreshing should be correct for small scrolls, because of the |
863 | * time-out |
858 | * time-out |
864 | */ |
859 | */ |
865 | if (refreshnow) |
860 | if (refreshnow) |
866 | { |
861 | { |
867 | if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD) |
862 | if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD) |
868 | refresh_limit++; |
863 | refresh_limit++; |
869 | |
864 | |
870 | rxvt_scr_refresh (this, refresh_type); |
865 | rxvt_scr_refresh (this, refresh_type); |
871 | } |
866 | } |
872 | |
867 | |
873 | } |
868 | } |
874 | else |
869 | else |
875 | { |
870 | { |
876 | switch (ch) |
871 | switch (ch) |
877 | { |
872 | { |
878 | default: |
873 | default: |
879 | rxvt_process_nonprinting (this, ch); |
874 | rxvt_process_nonprinting (this, ch); |
880 | break; |
875 | break; |
881 | case C0_ESC: /* escape char */ |
876 | case C0_ESC: /* escape char */ |
882 | rxvt_process_escape_seq (this); |
877 | rxvt_process_escape_seq (this); |
883 | break; |
878 | break; |
884 | /*case 0x9b: */ /* CSI */ |
879 | /*case 0x9b: */ /* CSI */ |
885 | /* rxvt_process_csi_seq (this); */ |
880 | /* rxvt_process_csi_seq (this); */ |
886 | } |
881 | } |
887 | |
882 | |
888 | ch = NOCHAR; |
883 | ch = NOCHAR; |
889 | } |
884 | } |
890 | } |
885 | } |
891 | } |
886 | } |
|
|
887 | } |
892 | } |
888 | } |
893 | |
889 | |
894 | // read the next character, currently handles UTF-8 |
890 | // read the next character, currently handles UTF-8 |
895 | // will probably handle all sorts of other stuff in the future |
891 | // will probably handle all sorts of other stuff in the future |
896 | uint32_t |
892 | uint32_t |
… | |
… | |
1150 | { |
1146 | { |
1151 | int i, want_timeout; |
1147 | int i, want_timeout; |
1152 | Window unused_root, unused_child; |
1148 | Window unused_root, unused_child; |
1153 | int unused_root_x, unused_root_y; |
1149 | int unused_root_x, unused_root_y; |
1154 | unsigned int unused_mask; |
1150 | unsigned int unused_mask; |
1155 | struct timeval tp; |
|
|
1156 | |
1151 | |
1157 | #ifdef DEBUG_X |
1152 | #ifdef DEBUG_X |
1158 | const char *const eventnames[] = |
1153 | const char *const eventnames[] = |
1159 | { /* mason - this matches my system */ |
1154 | { /* mason - this matches my system */ |
1160 | "", |
1155 | "", |
… | |
… | |
1191 | "SelectionNotify", |
1186 | "SelectionNotify", |
1192 | "ColormapNotify", |
1187 | "ColormapNotify", |
1193 | "ClientMessage", |
1188 | "ClientMessage", |
1194 | "MappingNotify" |
1189 | "MappingNotify" |
1195 | }; |
1190 | }; |
|
|
1191 | #endif |
|
|
1192 | |
|
|
1193 | #ifdef DEBUG_X |
|
|
1194 | struct timeval tp; |
1196 | struct tm *ltt; |
1195 | struct tm *ltt; |
1197 | #endif |
|
|
1198 | |
|
|
1199 | /* |
|
|
1200 | * check if we need to get the time for any timeouts |
|
|
1201 | */ |
|
|
1202 | |
|
|
1203 | for (i = NUM_TIMEOUTS; i--; ) |
|
|
1204 | if (R->timeout[i].tv_sec) { |
|
|
1205 | want_timeout = 1; |
|
|
1206 | break; |
|
|
1207 | } |
|
|
1208 | |
|
|
1209 | #ifndef DEBUG_X |
|
|
1210 | if (want_timeout) |
|
|
1211 | #endif |
|
|
1212 | (void)gettimeofday(&tp, NULL); |
1196 | (void)gettimeofday(&tp, NULL); |
1213 | |
|
|
1214 | #ifdef DEBUG_X |
|
|
1215 | ltt = localtime(&(tp.tv_sec)); |
1197 | ltt = localtime(&(tp.tv_sec)); |
1216 | D_X((stderr, "Event: %-16s %-7s %08lx (%4d-%02d-%02d %02d:%02d:%02d.%.6ld) %s %lu", eventnames[ev->type], (ev->xany.window == R->TermWin.parent[0] ? "parent" : (ev->xany.window == R->TermWin.vt ? "vt" : (ev->xany.window == R->scrollBar.win ? "scroll" : (ev->xany.window == R->menuBar.win ? "menubar" : "UNKNOWN")))), (ev->xany.window == R->TermWin.parent[0] ? R->TermWin.parent[0] : (ev->xany.window == R->TermWin.vt ? R->TermWin.vt : (ev->xany.window == R->scrollBar.win ? R->scrollBar.win : (ev->xany.window == R->menuBar.win ? R->menuBar.win : 0)))), ltt->tm_year + 1900, ltt->tm_mon + 1, ltt->tm_mday, ltt->tm_hour, ltt->tm_min, ltt->tm_sec, tp.tv_usec, ev->xany.send_event ? "S" : " ", ev->xany.serial)); |
1198 | D_X((stderr, "Event: %-16s %-7s %08lx (%4d-%02d-%02d %02d:%02d:%02d.%.6ld) %s %lu", eventnames[ev->type], (ev->xany.window == R->TermWin.parent[0] ? "parent" : (ev->xany.window == R->TermWin.vt ? "vt" : (ev->xany.window == R->scrollBar.win ? "scroll" : (ev->xany.window == R->menuBar.win ? "menubar" : "UNKNOWN")))), (ev->xany.window == R->TermWin.parent[0] ? R->TermWin.parent[0] : (ev->xany.window == R->TermWin.vt ? R->TermWin.vt : (ev->xany.window == R->scrollBar.win ? R->scrollBar.win : (ev->xany.window == R->menuBar.win ? R->menuBar.win : 0)))), ltt->tm_year + 1900, ltt->tm_mon + 1, ltt->tm_mday, ltt->tm_hour, ltt->tm_min, ltt->tm_sec, tp.tv_usec, ev->xany.send_event ? "S" : " ", ev->xany.serial)); |
1217 | #endif |
1199 | #endif |
1218 | |
|
|
1219 | /* X event timeouts */ |
|
|
1220 | if (want_timeout) |
|
|
1221 | for (i = NUM_TIMEOUTS; i--; ) { |
|
|
1222 | if (R->timeout[i].tv_sec == 0) |
|
|
1223 | continue; |
|
|
1224 | if ((tp.tv_sec < R->timeout[i].tv_sec) |
|
|
1225 | || (tp.tv_sec == R->timeout[i].tv_sec |
|
|
1226 | && tp.tv_usec < R->timeout[i].tv_usec)) |
|
|
1227 | continue; |
|
|
1228 | R->timeout[i].tv_sec = 0; |
|
|
1229 | switch(i) { |
|
|
1230 | case TIMEOUT_INCR: |
|
|
1231 | rxvt_print_error("data loss: timeout on INCR selection paste"); |
|
|
1232 | R->selection_wait = Sel_none; |
|
|
1233 | break; |
|
|
1234 | default: |
|
|
1235 | break; |
|
|
1236 | } |
|
|
1237 | } |
|
|
1238 | |
1200 | |
1239 | switch (ev->type) { |
1201 | switch (ev->type) { |
1240 | case KeyPress: |
1202 | case KeyPress: |
1241 | rxvt_lookup_key(aR_ (XKeyEvent *)ev); |
1203 | rxvt_lookup_key(aR_ (XKeyEvent *)ev); |
1242 | break; |
1204 | break; |