1 /*--------------------------------*-C-*---------------------------------*
3 *----------------------------------------------------------------------*
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
9 * - extensive modifications
10 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
11 * - extensive modifications
12 * Copyright (c) 1999 D J Hawkey Jr <hawkeyd@visi.com>
14 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
16 * This program is free software; you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License as published by
18 * the Free Software Foundation; either version 2 of the License, or
19 * (at your option) any later version.
21 * This program is distributed in the hope that it will be useful,
22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
26 * You should have received a copy of the GNU General Public License
27 * along with this program; if not, write to the Free Software
28 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 *---------------------------------------------------------------------*/
31 * Initialisation routines.
34 #include "../config.h" /* NECESSARY */
35 #include "rxvt.h" /* NECESSARY */
43 const char *const def_colorName[] =
47 /* low-intensity colors */
48 "rgb:00/00/00", // 0: black (Black)
49 "rgb:cd/00/00", // 1: red (Red3)
50 "rgb:00/cd/00", // 2: green (Green3)
51 "rgb:cd/cd/00", // 3: ywlloe (Yellow3)
52 "rgb:00/00/cd", // 4: blue (Blue3)
53 "rgb:cd/00/cd", // 5: magenta (Magenta3)
54 "rgb:00/cd/cd", // 6: cyan (Cyan3)
56 "rgb:e5/e5/e5", // 7: white (Grey90)
58 "rgb:fa/eb/d7", // 7: white (AntiqueWhite)
60 /* high-intensity colors */
62 "rgb:4d/4d/4d", // 8: bright black (Grey30)
64 "rgb:40/40/40", // 8: bright black (Grey25)
66 "rgb:ff/00/00", // 1/9: bright red (Reed)
67 "rgb:00/ff/00", // 2/10: bright green (Green)
68 "rgb:ff/ff/00", // 3/11: bright yellow (Yellow)
69 "rgb:00/00/ff", // 4/12: bright blue (Blue)
70 "rgb:ff/00/ff", // 5/13: bright magenta (Magenta)
71 "rgb:00/ff/ff", // 6/14: bright cyan (Cyan)
72 "rgb:ff/ff/ff", // 7/15: bright white (White)
148 #ifndef NO_CURSORCOLOR
149 COLOR_CURSOR_BACKGROUND,
150 COLOR_CURSOR_FOREGROUND,
151 #endif /* ! NO_CURSORCOLOR */
152 NULL, /* Color_pointer_fg */
153 NULL, /* Color_pointer_bg */
154 NULL, /* Color_border */
155 #ifndef NO_BOLD_UNDERLINE_REVERSE
160 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
162 NULL, // Color_underline
167 #ifdef KEEP_SCROLLCOLOR
170 #endif /* KEEP_SCROLLCOLOR */
180 rxvt_term::init_vars ()
183 pix_colors_focused = new rxvt_color [TOTAL_COLORS];
184 #ifdef OFF_FOCUS_FADING
185 pix_colors_unfocused = new rxvt_color [TOTAL_COLORS];
188 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
192 MEvent.time = CurrentTime;
193 MEvent.button = AnyButton;
194 options = DEFAULT_OPTIONS;
196 priv_modes = SavedModes = PrivMode_Default;
199 int_bwidth = INTERNALBORDERWIDTH;
200 ext_bwidth = EXTERNALBORDERWIDTH;
201 lineSpace = LINESPACE;
202 saveLines = SAVELINES;
203 numpix_colors = TOTAL_COLORS;
206 refresh_type = SLOW_REFRESH;
208 oldcursor.row = oldcursor.col = -1;
209 #ifdef XPM_BACKGROUND
210 /* bgPixmap.w = bgPixmap.h = 0; */
211 bgPixmap.x = bgPixmap.y = 50;
212 bgPixmap.pixmap = None;
215 last_bot = last_state = -1;
221 rxvt_term::init_secondary ()
226 * Close all unused file descriptors
227 * We don't want them, we don't need them.
229 if ((i = open ("/dev/null", O_RDONLY)) < 0)
232 dup2 (STDERR_FILENO, STDIN_FILENO);
234 else if (i > STDIN_FILENO)
236 dup2 (i, STDIN_FILENO);
240 dup2 (STDERR_FILENO, STDOUT_FILENO);
242 #if 0 // schmorp sayz closing filies is murder
243 for (i = STDERR_FILENO + 1; i < num_fds; i++)
245 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
246 if (i == 4 || i == 7)
254 /*----------------------------------------------------------------------*/
256 rxvt_term::init_resources (int argc, const char *const *argv)
260 const char **cmd_argv, **r_argv;
263 * Look for -exec option. Find => split and make cmd_argv[] of command args
265 for (r_argc = 0; r_argc < argc; r_argc++)
266 if (!strcmp (argv[r_argc], "-e") || !strcmp (argv[r_argc], "-exec"))
269 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
271 for (i = 0; i < r_argc; i++)
272 r_argv[i] = (const char *)argv[i];
280 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
282 for (i = 0; i < argc - r_argc - 1; i++)
283 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
288 rs[Rs_name] = rxvt_r_basename (argv[0]);
291 * Open display, get options/resources and create the window
294 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
295 rs[Rs_display_name] = ":0";
297 get_options (r_argc, r_argv);
299 if (!(display = displays.get (rs[Rs_display_name])))
300 rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]);
302 // using a local pointer decreases code size a lot
307 set (display, strtol (rs[Rs_depth], 0, 0));
312 extract_resources ();
316 for (int i = NUM_RESOURCES; i--; )
317 if (rs [i] == resval_undef)
321 if (!rs[Rs_perl_ext_1])
322 rs[Rs_perl_ext_1] = "default";
324 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
325 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
326 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
328 rxvt_perl.init (this);
329 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
334 * set any defaults not already set
336 if (cmd_argv && cmd_argv[0])
339 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
340 if (!rs[Rs_iconName])
341 rs[Rs_iconName] = rs[Rs_title];
346 rs[Rs_title] = rs[Rs_name];
347 if (!rs[Rs_iconName])
348 rs[Rs_iconName] = rs[Rs_name];
351 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
352 saveLines = min (i, MAX_SAVELINES);
355 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
356 int_bwidth = min (i, std::numeric_limits<int16_t>::max ());
358 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
359 ext_bwidth = min (i, std::numeric_limits<int16_t>::max ());
361 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
362 lineSpace = min (i, std::numeric_limits<int16_t>::max ());
366 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
367 pointerBlankDelay = i;
369 pointerBlankDelay = 2;
372 /* no point having a scrollbar without having any scrollback! */
374 set_option (Opt_scrollBar, 0);
377 if (!rs[Rs_print_pipe])
378 rs[Rs_print_pipe] = PRINTPIPE;
381 if (!rs[Rs_cutchars])
382 rs[Rs_cutchars] = CUTCHARS;
384 #ifndef NO_BACKSPACE_KEY
385 if (!rs[Rs_backspace_key])
386 # ifdef DEFAULT_BACKSPACE
387 key_backspace = DEFAULT_BACKSPACE;
389 key_backspace = "DEC"; /* can toggle between \010 or \177 */
393 val = strdup (rs[Rs_backspace_key]);
395 rxvt_Str_escaped (val);
400 #ifndef NO_DELETE_KEY
401 if (!rs[Rs_delete_key])
402 # ifdef DEFAULT_DELETE
403 key_delete = DEFAULT_DELETE;
405 key_delete = "\033[3~";
409 val = strdup (rs[Rs_delete_key]);
411 rxvt_Str_escaped (val);
415 if (rs[Rs_answerbackstring])
417 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
418 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
421 #ifdef HAVE_SCROLLBARS
422 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]);
425 #ifdef XTERM_REVERSE_VIDEO
426 /* this is how xterm implements reverseVideo */
427 if (OPTION (Opt_reverseVideo))
429 if (!rs[Rs_color + Color_fg])
430 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
432 if (!rs[Rs_color + Color_bg])
433 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
437 for (i = 0; i < NRS_COLORS; i++)
438 if (!rs[Rs_color + i])
439 rs[Rs_color + i] = def_colorName[i];
441 #ifndef XTERM_REVERSE_VIDEO
442 /* this is how we implement reverseVideo */
443 if (OPTION (Opt_reverseVideo))
444 ::swap (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg]);
447 /* convenient aliases for setting fg/bg to colors */
448 color_aliases (Color_fg);
449 color_aliases (Color_bg);
450 #ifndef NO_CURSORCOLOR
451 color_aliases (Color_cursor);
452 color_aliases (Color_cursor2);
453 #endif /* NO_CURSORCOLOR */
454 color_aliases (Color_pointer_fg);
455 color_aliases (Color_pointer_bg);
456 color_aliases (Color_border);
457 #ifndef NO_BOLD_UNDERLINE_REVERSE
458 color_aliases (Color_BD);
459 color_aliases (Color_UL);
460 color_aliases (Color_RV);
461 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
463 if (!rs[Rs_color + Color_border])
464 rs[Rs_color + Color_border] = rs[Rs_color + Color_bg];
469 /*----------------------------------------------------------------------*/
471 rxvt_term::init_env ()
478 /* Fixup display_name for export over pty to any interested terminal
479 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
480 * (for the first non-loopback interface) that we get from
481 * rxvt_network_display (). This is more "name-resolution-portable", if you
482 * will, and probably allows for faster x-client startup if your name
483 * server is beyond a slow link or overloaded at client startup. Of
484 * course that only helps the shell's child processes, not us.
486 * Giving out the display_name also affords a potential security hole
488 val = rxvt_network_display (rs[Rs_display_name]);
489 rs[Rs_display_name] = (const char *)val;
492 #endif /* DISPLAY_IS_IP */
493 val = XDisplayString (xdisp);
495 if (rs[Rs_display_name] == NULL)
496 rs[Rs_display_name] = val; /* use broken `:0' value */
499 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
501 sprintf (env_display, "DISPLAY=%s", val);
503 sprintf (env_windowid, "WINDOWID=%lu", (unsigned long)parent[0]);
505 /* add entries to the environment:
506 * @ DISPLAY: in case we started with -display
507 * @ WINDOWID: X window id number of the window
508 * @ COLORTERM: terminal sub-name and also indicates its color
509 * @ TERM: terminal name
510 * @ TERMINFO: path to terminfo directory
511 * @ COLORFGBG: fg;bg color codes
513 putenv (env_display);
514 putenv (env_windowid);
517 putenv (env_colorfgbg);
520 putenv ("TERMINFO=" RXVT_TERMINFO);
524 putenv ("COLORTERM=" COLORTERMENV "-mono");
526 putenv ("COLORTERM=" COLORTERMENVFULL);
528 if (rs[Rs_term_name] != NULL)
530 env_term = (char *)rxvt_malloc ((strlen (rs[Rs_term_name]) + 6) * sizeof (char));
531 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
535 putenv ("TERM=" TERMENV);
538 /* avoid passing old settings and confusing term size */
540 unsetenv ("COLUMNS");
541 unsetenv ("TERMCAP"); /* terminfo should be okay */
542 #endif /* HAVE_UNSETENV */
545 /*----------------------------------------------------------------------*/
547 * This is more or less stolen straight from XFree86 xterm.
548 * This should support all European type languages.
551 rxvt_term::set_locale (const char *locale)
555 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
557 this->locale = setlocale (LC_CTYPE, locale);
563 rxvt_warn ("unable to set locale \"%s\", using C locale instead.\n", locale);
564 setlocale (LC_CTYPE, "C");
567 rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n");
573 this->locale = rxvt_strdup (this->locale);
574 SET_LOCALE (this->locale);
579 char *codeset = strdup (nl_langinfo (CODESET));
581 enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u')
582 && (codeset[1] == 'T' || codeset[1] == 't')
583 && (codeset[2] == 'F' || codeset[2] == 'f')
584 && (codeset[3] == '8' || codeset[4] == '8');
592 rxvt_term::init_xlocale ()
598 rxvt_warn ("setting locale failed, working without locale support.\n");
601 set_string_property (xa[XA_WM_LOCALE_NAME], locale);
603 if (!XSupportsLocale ())
605 rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n");
609 im_ev.start (display);
611 /* see if we can connect already */
617 /*----------------------------------------------------------------------*/
619 rxvt_term::init_command (const char *const *argv)
622 * Initialize the command connection.
623 * This should be called after the X server connection is established.
627 meta_char = OPTION (Opt_meta8) ? 0x80 : C0_ESC;
632 if (!OPTION (Opt_scrollTtyOutput))
633 priv_modes |= PrivMode_TtyOutputInh;
634 if (OPTION (Opt_scrollTtyKeypress))
635 priv_modes |= PrivMode_Keypress;
636 if (!OPTION (Opt_jumpScroll))
637 priv_modes |= PrivMode_smoothScroll;
639 #ifndef NO_BACKSPACE_KEY
640 if (strcmp (key_backspace, "DEC") == 0)
641 priv_modes |= PrivMode_HaveBackSpace;
644 /* add value for scrollBar */
647 priv_modes |= PrivMode_scrollBar;
648 SavedModes |= PrivMode_scrollBar;
654 /*----------------------------------------------------------------------*/
656 rxvt_term::Get_Colours ()
660 #ifdef OFF_FOCUS_FADING
661 pix_colors = pix_colors_focused;
664 for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++)
666 const char *name = rs[Rs_color + i];
673 if (!set_color (xcol, name))
675 #ifndef XTERM_REVERSE_VIDEO
676 if (i < 2 && OPTION (Opt_reverseVideo))
677 name = def_colorName [1 - i];
680 name = def_colorName [i];
685 if (!set_color (xcol, name))
691 rxvt_warn ("unable to get foreground/background colour, continuing.\n");
694 #ifndef NO_CURSORCOLOR
697 case Color_pointer_fg:
698 name = rs[Rs_color + Color_fg];
699 xcol = pix_colors[Color_fg];
702 name = rs[Rs_color + Color_bg];
703 xcol = pix_colors[Color_bg];
709 pix_colors[i] = xcol;
710 rs[Rs_color + i] = name;
713 #ifdef OFF_FOCUS_FADING
715 for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++)
718 pix_colors[Color_fade].get (c);
719 pix_colors_focused[i].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused[i],c);
725 if (!rs[Rs_color + Color_pointer_fg]) pix_colors[Color_pointer_fg] = pix_colors[Color_fg];
726 if (!rs[Rs_color + Color_pointer_bg]) pix_colors[Color_pointer_bg] = pix_colors[Color_bg];
727 if (!rs[Rs_color + Color_border] ) pix_colors[Color_border] = pix_colors[Color_fg];
731 * get scrollBar shadow colors
733 * The calculations of topShadow/bottomShadow values are adapted
734 * from the fvwm window manager.
736 #ifdef KEEP_SCROLLCOLOR
741 pix_colors[Color_scroll] = pix_colors[Color_fg];
742 pix_colors[Color_topShadow] = pix_colors[Color_bg];
743 pix_colors[Color_bottomShadow] = pix_colors[Color_bg];
749 * xcol[1] == top shadow
750 * xcol[2] == bot shadow */
752 xcol[1] = pix_colors[Color_scroll];
753 xcol[0].set (this, rgba (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC));
760 xcol[1].fade (this, 50, pix_colors[Color_bottomShadow]);
763 if (!xcol[1].set (this,
765 min (c0.r, max (c1.r / 5, c1.r) * 7 / 5),
766 min (c0.g, max (c1.g / 5, c1.g) * 7 / 5),
767 min (c0.b, max (c1.b / 5, c1.b) * 7 / 5),
768 c1.a) // pa1 vs. pa0: arbitrary
770 xcol[1] = pix_colors[Color_White];
772 pix_colors[Color_topShadow] = xcol[1];
774 #endif /* KEEP_SCROLLCOLOR */
777 /*----------------------------------------------------------------------*/
778 /* color aliases, fg/bg bright-bold */
780 rxvt_term::color_aliases (int idx)
782 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
784 int i = atoi (rs[Rs_color + idx]);
786 if (i >= 8 && i <= 15)
787 { /* bright colors */
789 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
793 if (i >= 0 && i <= 7) /* normal colors */
794 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
798 /*----------------------------------------------------------------------*/
800 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
801 * Use resource ``modifier'' to override the Meta modifier
804 rxvt_term::get_ourmods ()
807 int requestedmeta, realmeta, realalt;
808 const char *cm, *rsmod;
809 XModifierKeymap *map;
811 const unsigned int modmasks[] =
813 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
816 requestedmeta = realmeta = realalt = 0;
817 rsmod = rs[Rs_modifier];
820 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
821 requestedmeta = rsmod[3] - '0';
823 map = XGetModifierMapping (xdisp);
824 kc = map->modifiermap;
826 for (i = 1; i < 6; i++)
828 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
830 for (j = map->max_keypermod; j--; k++)
835 switch (XKeycodeToKeysym (xdisp, kc[k], 0))
838 ModNumLockMask = modmasks[i - 1];
841 case XK_ISO_Level3_Shift:
842 ModLevel3Mask = modmasks[i - 1];
871 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
876 XFreeModifiermap (map);
878 i = requestedmeta ? requestedmeta
879 : realmeta ? realmeta
884 ModMetaMask = modmasks[i - 1];
887 /*----------------------------------------------------------------------*/
888 /* rxvt_Create_Windows () - Open and map the window */
890 rxvt_term::create_windows (int argc, const char *const *argv)
892 XClassHint classHint;
898 XSetWindowAttributes attributes;
901 dLocal (Display *, xdisp);
903 /* grab colors before netscape does */
907 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
909 parent = display->root;
911 attributes.override_redirect = !!OPTION (Opt_override_redirect);
914 if (OPTION (Opt_borderLess))
916 if (XInternAtom (xdisp, "_MOTIF_WM_INFO", True) == None)
918 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
919 attributes.override_redirect = true;
924 mwmhints.flags = MWM_HINTS_DECORATIONS;
925 mwmhints.decorations = 0;
935 XWindowAttributes wattr;
937 parent = strtol (rs[Rs_embed], 0, 0);
939 if (!XGetWindowAttributes (xdisp, parent, &wattr))
940 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
942 window_calc (wattr.width, wattr.height);
948 /* sub-window placement & size in rxvt_resize_subwindows () */
949 attributes.background_pixel = pix_colors_focused [Color_border];
950 attributes.border_pixel = pix_colors_focused [Color_border];
951 attributes.colormap = cmap;
953 top = XCreateWindow (xdisp, parent,
955 szHint.width, szHint.height,
957 depth, InputOutput, visual,
958 CWColormap | CWBackPixel | CWBorderPixel | CWOverrideRedirect,
961 this->parent[0] = top;
963 old_width = szHint.width;
964 old_height = szHint.height;
966 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
967 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
969 classHint.res_name = (char *)rs[Rs_name];
970 classHint.res_class = (char *)RESCLASS;
972 wmHint.flags = InputHint | StateHint | WindowGroupHint;
974 wmHint.initial_state = OPTION (Opt_iconic) ? IconicState : NormalState;
975 wmHint.window_group = top;
977 XmbSetWMProperties (xdisp, top, NULL, NULL, (char **)argv, argc,
978 &szHint, &wmHint, &classHint);
982 XChangeProperty (xdisp, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
983 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
987 xa[XA_WM_DELETE_WINDOW],
993 XSetWMProtocols (xdisp, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
996 if (rs[Rs_transient_for])
997 XSetTransientForHint (xdisp, top, (Window)strtol (rs[Rs_transient_for], 0, 0));
1001 long pid = getpid ();
1003 XChangeProperty (xdisp, top,
1004 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
1005 PropModeReplace, (unsigned char *)&pid, 1);
1007 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
1010 XSelectInput (xdisp, top,
1012 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
1015 | FocusChangeMask | VisibilityChangeMask
1016 | ExposureMask | StructureNotifyMask);
1018 termwin_ev.start (display, top);
1020 /* vt cursor: Black-on-White is standard, but this is more popular */
1021 TermWin_cursor = XCreateFontCursor (xdisp, XC_xterm);
1023 #ifdef HAVE_SCROLLBARS
1024 /* cursor scrollBar: Black-on-White */
1025 leftptr_cursor = XCreateFontCursor (xdisp, XC_left_ptr);
1029 vt = XCreateSimpleWindow (xdisp, top,
1030 window_vt_x, window_vt_y,
1033 pix_colors_focused[Color_fg],
1034 pix_colors_focused[Color_bg]);
1036 attributes.bit_gravity = NorthWestGravity;
1037 XChangeWindowAttributes (xdisp, vt, CWBitGravity, &attributes);
1039 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1041 if (OPTION (Opt_pointerBlank))
1042 vt_emask |= PointerMotionMask;
1044 vt_emask |= Button1MotionMask | Button3MotionMask;
1048 vt_ev.start (display, vt);
1050 #ifdef XPM_BACKGROUND
1051 if (rs[Rs_backgroundPixmap] != NULL
1052 && !OPTION (Opt_transparent))
1054 const char *p = rs[Rs_backgroundPixmap];
1056 if ((p = strchr (p, ';')) != NULL)
1062 set_bgPixmap (rs[Rs_backgroundPixmap]);
1067 /* graphics context for the vt window */
1068 gcvalue.foreground = pix_colors[Color_fg];
1069 gcvalue.background = pix_colors[Color_bg];
1070 gcvalue.graphics_exposures = 1;
1072 gc = XCreateGC (xdisp, vt,
1073 GCForeground | GCBackground | GCGraphicsExposures,
1076 drawable = new rxvt_drawable (this, vt);
1078 #ifdef RXVT_SCROLLBAR
1079 gcvalue.foreground = pix_colors[Color_topShadow];
1080 topShadowGC = XCreateGC (xdisp, vt, GCForeground, &gcvalue);
1081 gcvalue.foreground = pix_colors[Color_bottomShadow];
1082 botShadowGC = XCreateGC (xdisp, vt, GCForeground, &gcvalue);
1083 gcvalue.foreground = pix_colors[ (depth <= 2 ? Color_fg : Color_scroll)];
1084 scrollbarGC = XCreateGC (xdisp, vt, GCForeground, &gcvalue);
1087 #ifdef OFF_FOCUS_FADING
1088 // initially we are in unfocused state
1090 pix_colors = pix_colors_unfocused;
1097 /* ------------------------------------------------------------------------- *
1098 * GET TTY CURRENT STATE *
1099 * ------------------------------------------------------------------------- */
1101 rxvt_get_ttymode (ttymode_t *tio, int erase)
1103 #ifdef HAVE_TERMIOS_H
1105 * standard System V termios interface
1107 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1109 // return error - use system defaults,
1110 // where possible, and zero elsewhere
1111 memset (tio, 0, sizeof (ttymode_t));
1113 tio->c_cc[VINTR] = CINTR;
1114 tio->c_cc[VQUIT] = CQUIT;
1115 tio->c_cc[VERASE] = CERASE;
1117 tio->c_cc[VERASE2] = CERASE2;
1119 tio->c_cc[VKILL] = CKILL;
1120 tio->c_cc[VSTART] = CSTART;
1121 tio->c_cc[VSTOP] = CSTOP;
1122 tio->c_cc[VSUSP] = CSUSP;
1124 tio->c_cc[VDSUSP] = CDSUSP;
1127 tio->c_cc[VREPRINT] = CRPRNT;
1130 tio->c_cc[VDISCRD] = CFLUSH;
1133 tio->c_cc[VWERSE] = CWERASE;
1136 tio->c_cc[VLNEXT] = CLNEXT;
1140 tio->c_cc[VEOF] = CEOF;
1141 tio->c_cc[VEOL] = VDISABLE;
1143 tio->c_cc[VEOL2] = VDISABLE;
1146 tio->c_cc[VSWTC] = VDISABLE;
1149 tio->c_cc[VSWTCH] = VDISABLE;
1152 tio->c_cc[VMIN] = 1;
1155 tio->c_cc[VTIME] = 0;
1159 tio->c_cc[VERASE] = (char)erase;
1162 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1169 tio->c_oflag = (OPOST | ONLCR);
1172 tio->c_cflag = (CS8 | CREAD);
1174 /* line discipline modes */
1175 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1176 # if defined (ECHOCTL) && defined (ECHOKE)
1180 # else /* HAVE_TERMIOS_H */
1186 /* get parameters -- gtty */
1187 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1189 tio->sg.sg_erase = CERASE; /* ^H */
1190 tio->sg.sg_kill = CKILL; /* ^U */
1194 tio->sg.sg_erase = (char)erase;
1196 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1198 /* get special characters */
1199 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1201 tio->tc.t_intrc = CINTR; /* ^C */
1202 tio->tc.t_quitc = CQUIT; /* ^\ */
1203 tio->tc.t_startc = CSTART; /* ^Q */
1204 tio->tc.t_stopc = CSTOP; /* ^S */
1205 tio->tc.t_eofc = CEOF; /* ^D */
1206 tio->tc.t_brkc = -1;
1209 /* get local special chars */
1210 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1212 tio->lc.t_suspc = CSUSP; /* ^Z */
1213 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1214 tio->lc.t_rprntc = CRPRNT; /* ^R */
1215 tio->lc.t_flushc = CFLUSH; /* ^O */
1216 tio->lc.t_werasc = CWERASE; /* ^W */
1217 tio->lc.t_lnextc = CLNEXT; /* ^V */
1219 /* get line discipline */
1220 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1222 tio->line = NTTYDISC;
1223 # endif /* NTTYDISC */
1225 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1226 #endif /* HAVE_TERMIOS_H */
1231 #ifdef DEBUG_TTYMODE
1232 #ifdef HAVE_TERMIOS_H
1234 fprintf (stderr, "Input flags\n");
1236 /* cpp token stringize doesn't work on all machines <sigh> */
1237 # define FOO(flag,name) \
1238 if ((tio->c_iflag) & flag) \
1239 fprintf (stderr, "%s ", name)
1242 FOO (IGNBRK, "IGNBRK");
1243 FOO (BRKINT, "BRKINT");
1244 FOO (IGNPAR, "IGNPAR");
1245 FOO (PARMRK, "PARMRK");
1246 FOO (INPCK, "INPCK");
1247 FOO (ISTRIP, "ISTRIP");
1248 FOO (INLCR, "INLCR");
1249 FOO (IGNCR, "IGNCR");
1250 FOO (ICRNL, "ICRNL");
1252 FOO (IXOFF, "IXOFF");
1254 FOO (IUCLC, "IUCLC");
1257 FOO (IXANY, "IXANY");
1260 FOO (IMAXBEL, "IMAXBEL");
1263 fprintf (stderr, "\n");
1266 # define FOO(entry, name) \
1267 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1269 FOO (VINTR, "VINTR");
1270 FOO (VQUIT, "VQUIT");
1271 FOO (VERASE, "VERASE");
1272 FOO (VKILL, "VKILL");
1276 FOO (VEOL2, "VEOL2");
1279 FOO (VSWTC, "VSWTC");
1282 FOO (VSWTCH, "VSWTCH");
1284 FOO (VSTART, "VSTART");
1285 FOO (VSTOP, "VSTOP");
1286 FOO (VSUSP, "VSUSP");
1288 FOO (VDSUSP, "VDSUSP");
1291 FOO (VREPRINT, "VREPRINT");
1294 FOO (VDISCRD, "VDISCRD");
1297 FOO (VWERSE, "VWERSE");
1300 FOO (VLNEXT, "VLNEXT");
1303 fprintf (stderr, "\n");
1305 # endif /* HAVE_TERMIOS_H */
1306 #endif /* DEBUG_TTYMODE */
1309 /*----------------------------------------------------------------------*/
1311 * Run the command in a subprocess and return a file descriptor for the
1312 * master end of the pseudo-teletype pair with the command talking to
1316 rxvt_term::run_command (const char *const *argv)
1321 pty->pty = atoi (rs[Rs_pty_fd]);
1326 pty->pty = (*getfd_hook) (pty->pty);
1328 if (pty->pty < 0 || fcntl (pty->pty, F_SETFL, O_NONBLOCK))
1329 rxvt_fatal ("unusable pty-fd filehandle, aborting.\n");
1335 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1337 pty->set_utf8_mode (enc_utf8);
1339 /* set initial window size */
1344 #ifndef NO_BACKSPACE_KEY
1345 if (key_backspace[0] && !key_backspace[1])
1346 er = key_backspace[0];
1347 else if (strcmp (key_backspace, "DEC") == 0)
1348 er = '\177'; /* the initial state anyway */
1353 rxvt_get_ttymode (&tio, er);
1360 /* spin off the command interpreter */
1361 switch (cmd_pid = fork ())
1366 rxvt_fatal ("can't fork, aborting.\n");
1371 if (!pty->make_controlling_tty ())
1372 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1375 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1376 dup2 (pty->tty, STDIN_FILENO);
1377 dup2 (pty->tty, STDOUT_FILENO);
1378 dup2 (pty->tty, STDERR_FILENO);
1380 // close all our file handles that we do no longer need
1381 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1383 if ((*t)->pty->pty > 2) close ((*t)->pty->pty);
1384 if ((*t)->pty->tty > 2) close ((*t)->pty->tty);
1388 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1391 _exit (EXIT_FAILURE);
1394 if (!OPTION (Opt_utmpInhibit))
1395 pty->login (cmd_pid, OPTION (Opt_loginShell), rs[Rs_display_name]);
1399 child_ev.start (cmd_pid);
1401 HOOK_INVOKE ((this, HOOK_CHILD_START, DT_INT, cmd_pid, DT_END));
1406 /* ------------------------------------------------------------------------- *
1407 * CHILD PROCESS OPERATIONS *
1408 * ------------------------------------------------------------------------- */
1410 * The only open file descriptor is the slave tty - so no error messages.
1414 rxvt_term::run_child (const char *const *argv)
1418 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1420 if (OPTION (Opt_console))
1421 { /* be virtual console, fail silently */
1423 unsigned int on = 1;
1425 ioctl (STDIN_FILENO, TIOCCONS, &on);
1426 #elif defined (SRIOCSREDIR)
1429 fd = open (CONSOLE, O_WRONLY, 0);
1431 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1433 #endif /* SRIOCSREDIR */
1436 /* reset signals and spin off the command interpreter */
1437 signal (SIGINT, SIG_DFL);
1438 signal (SIGQUIT, SIG_DFL);
1439 signal (SIGCHLD, SIG_DFL);
1440 signal (SIGHUP, SIG_DFL);
1441 signal (SIGPIPE, SIG_DFL);
1443 * mimick login's behavior by disabling the job control signals
1444 * a shell that wants them can turn them back on
1447 signal (SIGTSTP, SIG_IGN);
1448 signal (SIGTTIN, SIG_IGN);
1449 signal (SIGTTOU, SIG_IGN);
1450 #endif /* SIGTSTP */
1452 // unblock signals (signals are blocked by iom.C
1455 sigprocmask (SIG_SETMASK, &ss, 0);
1457 /* command interpreter path */
1463 for (i = 0; argv[i]; i++)
1464 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1467 execvp (argv[0], (char *const *)argv);
1468 /* no error message: STDERR is closed! */
1472 const char *argv0, *shell;
1474 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1477 argv0 = (const char *)rxvt_r_basename (shell);
1479 if (OPTION (Opt_loginShell))
1481 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1484 strcpy (&login[1], argv0);
1488 execlp (shell, argv0, NULL);
1489 /* no error message: STDERR is closed! */
1495 /*----------------------- end-of-file (C source) -----------------------*/