1 /*----------------------------------------------------------------------*
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: yellow (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 */
171 #if ENABLE_TRANSPARENCY
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];
189 MEvent.time = CurrentTime;
190 MEvent.button = AnyButton;
192 priv_modes = SavedModes = PrivMode_Default;
195 int_bwidth = INTERNALBORDERWIDTH;
196 ext_bwidth = EXTERNALBORDERWIDTH;
197 lineSpace = LINESPACE;
198 saveLines = SAVELINES;
199 numpix_colors = TOTAL_COLORS;
201 refresh_type = SLOW_REFRESH;
203 oldcursor.row = oldcursor.col = -1;
204 #ifdef HAVE_BG_PIXMAP
205 #ifdef HAVE_AFTERIMAGE
206 bgPixmap.original_asim = NULL;
208 /* bgPixmap.w = bgPixmap.h = 0; */
209 #ifdef XPM_BACKGROUND
210 bgPixmap.h_scale = bgPixmap.v_scale = 0;
211 bgPixmap.h_align = bgPixmap.v_align = 0;
214 bgPixmap.pixmap = None;
216 last_bot = last_state = -1;
218 set_option (Opt_scrollBar);
219 set_option (Opt_scrollTtyOutput);
220 set_option (Opt_jumpScroll);
221 set_option (Opt_skipScroll);
222 set_option (Opt_secondaryScreen);
223 set_option (Opt_secondaryScroll);
224 set_option (Opt_pastableTabs);
225 set_option (Opt_intensityStyles);
226 set_option (Opt_iso14755_52);
232 rxvt_term::init_secondary ()
237 * Close all unused file descriptors
238 * We don't want them, we don't need them.
240 if ((i = open ("/dev/null", O_RDONLY)) < 0)
243 dup2 (STDERR_FILENO, STDIN_FILENO);
245 else if (i > STDIN_FILENO)
247 dup2 (i, STDIN_FILENO);
251 dup2 (STDERR_FILENO, STDOUT_FILENO);
253 #if 0 // schmorp sayz closing filies is murder
254 for (i = STDERR_FILENO + 1; i < num_fds; i++)
256 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
257 if (i == 4 || i == 7)
265 /*----------------------------------------------------------------------*/
267 rxvt_term::init_resources (int argc, const char *const *argv)
271 const char **cmd_argv, **r_argv;
274 * Look for -e option. Find => split and make cmd_argv[] of command args
276 for (r_argc = 0; r_argc < argc; r_argc++)
277 if (!strcmp (argv[r_argc], "-e"))
280 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
282 for (i = 0; i < r_argc; i++)
283 r_argv[i] = (const char *)argv[i];
291 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
293 for (i = 0; i < argc - r_argc - 1; i++)
294 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
299 rs[Rs_name] = rxvt_r_basename (argv[0]);
302 * Open display, get options/resources and create the window
305 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
306 rs[Rs_display_name] = ":0";
308 get_options (r_argc, r_argv);
310 if (!(display = displays.get (rs[Rs_display_name])))
311 rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]);
313 // using a local pointer decreases code size a lot
317 extract_resources ();
321 select_visual (strtol (rs[Rs_depth], 0, 0));
324 #ifdef HAVE_AFTERIMAGE
325 asv = create_asvisual_for_id (dpy, display->screen, depth, XVisualIDFromVisual (visual), cmap, NULL);
329 for (int i = NUM_RESOURCES; i--; )
330 if (rs [i] == resval_undef)
334 if (!rs[Rs_perl_ext_1])
335 rs[Rs_perl_ext_1] = "default";
337 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
338 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
339 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
341 rxvt_perl.init (this);
342 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
347 * set any defaults not already set
349 if (cmd_argv && cmd_argv[0])
352 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
353 if (!rs[Rs_iconName])
354 rs[Rs_iconName] = rs[Rs_title];
359 rs[Rs_title] = rs[Rs_name];
360 if (!rs[Rs_iconName])
361 rs[Rs_iconName] = rs[Rs_name];
364 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
365 saveLines = min (i, MAX_SAVELINES);
368 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
369 int_bwidth = min (i, std::numeric_limits<int16_t>::max ());
371 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
372 ext_bwidth = min (i, std::numeric_limits<int16_t>::max ());
374 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
375 lineSpace = min (i, std::numeric_limits<int16_t>::max ());
379 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
380 pointerBlankDelay = i;
382 pointerBlankDelay = 2;
385 /* no point having a scrollbar without having any scrollback! */
387 set_option (Opt_scrollBar, 0);
390 if (!rs[Rs_print_pipe])
391 rs[Rs_print_pipe] = PRINTPIPE;
394 if (!rs[Rs_cutchars])
395 rs[Rs_cutchars] = CUTCHARS;
397 #ifndef NO_BACKSPACE_KEY
398 if (!rs[Rs_backspace_key])
399 # ifdef DEFAULT_BACKSPACE
400 key_backspace = DEFAULT_BACKSPACE;
402 key_backspace = "DEC"; /* can toggle between \010 or \177 */
406 val = strdup (rs[Rs_backspace_key]);
411 #ifndef NO_DELETE_KEY
412 if (!rs[Rs_delete_key])
413 # ifdef DEFAULT_DELETE
414 key_delete = DEFAULT_DELETE;
416 key_delete = "\033[3~";
420 val = strdup (rs[Rs_delete_key]);
425 #ifdef HAVE_SCROLLBARS
426 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]);
429 #ifdef XTERM_REVERSE_VIDEO
430 /* this is how xterm implements reverseVideo */
431 if (option (Opt_reverseVideo))
433 if (!rs[Rs_color + Color_fg])
434 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
436 if (!rs[Rs_color + Color_bg])
437 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
441 for (i = 0; i < NRS_COLORS; i++)
442 if (!rs[Rs_color + i])
443 rs[Rs_color + i] = def_colorName[i];
445 #ifndef XTERM_REVERSE_VIDEO
446 /* this is how we implement reverseVideo */
447 if (option (Opt_reverseVideo))
448 ::swap (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg]);
451 /* convenient aliases for setting fg/bg to colors */
452 color_aliases (Color_fg);
453 color_aliases (Color_bg);
454 #ifndef NO_CURSORCOLOR
455 color_aliases (Color_cursor);
456 color_aliases (Color_cursor2);
457 #endif /* NO_CURSORCOLOR */
458 color_aliases (Color_pointer_fg);
459 color_aliases (Color_pointer_bg);
460 color_aliases (Color_border);
461 #ifndef NO_BOLD_UNDERLINE_REVERSE
462 color_aliases (Color_BD);
463 color_aliases (Color_UL);
464 color_aliases (Color_RV);
465 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
467 if (!rs[Rs_color + Color_border])
468 rs[Rs_color + Color_border] = rs[Rs_color + Color_bg];
473 /*----------------------------------------------------------------------*/
475 rxvt_term::init_env ()
481 /* Fixup display_name for export over pty to any interested terminal
482 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
483 * (for the first non-loopback interface) that we get from
484 * rxvt_network_display (). This is more "name-resolution-portable", if you
485 * will, and probably allows for faster x-client startup if your name
486 * server is beyond a slow link or overloaded at client startup. Of
487 * course that only helps the shell's child processes, not us.
489 * Giving out the display_name also affords a potential security hole
491 val = rxvt_network_display (rs[Rs_display_name]);
492 rs[Rs_display_name] = (const char *)val;
495 #endif /* DISPLAY_IS_IP */
496 val = XDisplayString (dpy);
498 if (rs[Rs_display_name] == NULL)
499 rs[Rs_display_name] = val; /* use broken `:0' value */
502 env_display = (char *)rxvt_malloc (i + 9);
504 sprintf (env_display, "DISPLAY=%s", val);
506 sprintf (env_windowid, "WINDOWID=%lu", (unsigned long)parent[0]);
508 /* add entries to the environment:
509 * @ DISPLAY: in case we started with -display
510 * @ WINDOWID: X window id number of the window
511 * @ COLORTERM: terminal sub-name and also indicates its color
512 * @ TERM: terminal name
513 * @ TERMINFO: path to terminfo directory
514 * @ COLORFGBG: fg;bg color codes
516 putenv (env_display);
517 putenv (env_windowid);
520 putenv (env_colorfgbg);
523 putenv ("TERMINFO=" RXVT_TERMINFO);
527 putenv ("COLORTERM=" COLORTERMENV "-mono");
529 putenv ("COLORTERM=" COLORTERMENVFULL);
531 if (rs[Rs_term_name] != NULL)
533 env_term = (char *)rxvt_malloc (strlen (rs[Rs_term_name]) + 6);
534 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
538 putenv ("TERM=" TERMENV);
541 /* avoid passing old settings and confusing term size */
543 unsetenv ("COLUMNS");
544 unsetenv ("TERMCAP"); /* terminfo should be okay */
545 #endif /* HAVE_UNSETENV */
548 /*----------------------------------------------------------------------*/
550 * This is more or less stolen straight from XFree86 xterm.
551 * This should support all European type languages.
554 rxvt_term::set_locale (const char *locale)
558 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
560 this->locale = setlocale (LC_CTYPE, locale);
566 rxvt_warn ("unable to set locale \"%s\", using C locale instead.\n", locale);
567 setlocale (LC_CTYPE, "C");
570 rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n");
576 this->locale = rxvt_strdup (this->locale);
577 SET_LOCALE (this->locale);
582 char *codeset = strdup (nl_langinfo (CODESET));
584 enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u')
585 && (codeset[1] == 'T' || codeset[1] == 't')
586 && (codeset[2] == 'F' || codeset[2] == 'f')
587 && (codeset[3] == '8' || codeset[4] == '8');
595 rxvt_term::init_xlocale ()
601 rxvt_warn ("setting locale failed, working without locale support.\n");
604 set_string_property (xa[XA_WM_LOCALE_NAME], locale);
606 if (!XSupportsLocale ())
608 rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n");
612 im_ev.start (display);
614 /* see if we can connect already */
620 /*----------------------------------------------------------------------*/
622 rxvt_term::init_command (const char *const *argv)
625 * Initialize the command connection.
626 * This should be called after the X server connection is established.
630 meta_char = option (Opt_meta8) ? 0x80 : C0_ESC;
635 if (!option (Opt_scrollTtyOutput))
636 priv_modes |= PrivMode_TtyOutputInh;
637 if (option (Opt_scrollTtyKeypress))
638 priv_modes |= PrivMode_Keypress;
639 if (!option (Opt_jumpScroll))
640 priv_modes |= PrivMode_smoothScroll;
642 #ifndef NO_BACKSPACE_KEY
643 if (strcmp (key_backspace, "DEC") == 0)
644 priv_modes |= PrivMode_HaveBackSpace;
647 /* add value for scrollBar */
650 priv_modes |= PrivMode_scrollBar;
651 SavedModes |= PrivMode_scrollBar;
657 /*----------------------------------------------------------------------*/
659 rxvt_term::Get_Colours ()
663 #ifdef OFF_FOCUS_FADING
664 pix_colors = pix_colors_focused;
667 for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++)
669 const char *name = rs[Rs_color + i];
676 if (!set_color (xcol, name))
678 #ifndef XTERM_REVERSE_VIDEO
679 if (i < 2 && option (Opt_reverseVideo))
680 name = def_colorName [1 - i];
683 name = def_colorName [i];
688 if (!set_color (xcol, name))
694 rxvt_warn ("unable to get foreground/background colour, continuing.\n");
697 #ifndef NO_CURSORCOLOR
700 case Color_pointer_fg:
701 name = rs[Rs_color + Color_fg];
702 xcol.set (this, name);
705 name = rs[Rs_color + Color_bg];
706 xcol.set (this, name);
712 pix_colors[i] = xcol;
713 rs[Rs_color + i] = name;
718 if (!rs[Rs_color + Color_pointer_fg]) alias_color (Color_pointer_fg, Color_fg);
719 if (!rs[Rs_color + Color_pointer_bg]) alias_color (Color_pointer_bg, Color_bg);
720 if (!rs[Rs_color + Color_border] ) alias_color (Color_border, Color_fg);
724 * get scrollBar shadow colors
726 * The calculations of topShadow/bottomShadow values are adapted
727 * from the fvwm window manager.
729 #ifdef KEEP_SCROLLCOLOR
733 alias_color (Color_scroll, Color_fg);
734 alias_color (Color_topShadow, Color_bg);
735 alias_color (Color_bottomShadow, Color_bg);
739 pix_colors [Color_scroll].fade (this, 50, pix_colors [Color_bottomShadow]);
742 pix_colors [Color_scroll].get (cscroll);
745 if (!pix_colors[Color_topShadow].set (this,
747 min ((int)rgba::MAX_CC, max (cscroll.r / 5, cscroll.r) * 7 / 5),
748 min ((int)rgba::MAX_CC, max (cscroll.g / 5, cscroll.g) * 7 / 5),
749 min ((int)rgba::MAX_CC, max (cscroll.b / 5, cscroll.b) * 7 / 5),
752 alias_color (Color_topShadow, Color_White);
754 #endif /* KEEP_SCROLLCOLOR */
756 #ifdef OFF_FOCUS_FADING
757 for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++)
758 update_fade_color (i);
762 /*----------------------------------------------------------------------*/
763 /* color aliases, fg/bg bright-bold */
765 rxvt_term::color_aliases (int idx)
767 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
769 int i = atoi (rs[Rs_color + idx]);
771 if (i >= 8 && i <= 15)
772 { /* bright colors */
774 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
778 if (i >= 0 && i <= 7) /* normal colors */
779 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
783 /*----------------------------------------------------------------------*/
785 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
786 * Use resource ``modifier'' to override the Meta modifier
789 rxvt_term::get_ourmods ()
792 int requestedmeta, realmeta, realalt;
793 const char *cm, *rsmod;
794 XModifierKeymap *map;
796 const unsigned int modmasks[] =
798 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
801 requestedmeta = realmeta = realalt = 0;
802 rsmod = rs[Rs_modifier];
805 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
806 requestedmeta = rsmod[3] - '0';
808 map = XGetModifierMapping (dpy);
809 kc = map->modifiermap;
811 for (i = 1; i < 6; i++)
813 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
815 for (j = map->max_keypermod; j--; k++)
820 switch (XKeycodeToKeysym (dpy, kc[k], 0))
823 ModNumLockMask = modmasks[i - 1];
826 case XK_ISO_Level3_Shift:
827 ModLevel3Mask = modmasks[i - 1];
856 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
861 XFreeModifiermap (map);
863 i = requestedmeta ? requestedmeta
864 : realmeta ? realmeta
869 ModMetaMask = modmasks[i - 1];
872 /*----------------------------------------------------------------------*/
873 /* rxvt_Create_Windows () - Open and map the window */
875 rxvt_term::create_windows (int argc, const char *const *argv)
877 XClassHint classHint;
880 MWMHints mwmhints = { };
883 XSetWindowAttributes attributes;
886 dLocal (Display *, dpy);
888 /* grab colors before netscape does */
892 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
894 parent = display->root;
896 attributes.override_redirect = !!option (Opt_override_redirect);
899 if (option (Opt_borderLess))
901 if (XInternAtom (dpy, "_MOTIF_WM_INFO", True) == None)
903 // rxvt_warn("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");
904 attributes.override_redirect = true;
908 mwmhints.flags = MWM_HINTS_DECORATIONS;
916 XWindowAttributes wattr;
918 parent = strtol (rs[Rs_embed], 0, 0);
920 if (!XGetWindowAttributes (dpy, parent, &wattr))
921 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
923 window_calc (wattr.width, wattr.height);
929 /* sub-window placement & size in rxvt_resize_subwindows () */
930 attributes.background_pixel = pix_colors_focused [Color_border];
931 attributes.border_pixel = pix_colors_focused [Color_border];
932 attributes.colormap = cmap;
934 top = XCreateWindow (dpy, parent,
936 szHint.width, szHint.height,
938 depth, InputOutput, visual,
939 CWColormap | CWBackPixel | CWBorderPixel | CWOverrideRedirect,
942 this->parent[0] = top;
944 old_width = szHint.width;
945 old_height = szHint.height;
947 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
948 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
950 classHint.res_name = (char *)rs[Rs_name];
951 classHint.res_class = (char *)RESCLASS;
953 wmHint.flags = InputHint | StateHint | WindowGroupHint;
955 wmHint.initial_state = option (Opt_iconic) ? IconicState : NormalState;
956 wmHint.window_group = top;
958 XmbSetWMProperties (dpy, top, NULL, NULL, (char **)argv, argc,
959 &szHint, &wmHint, &classHint);
963 XChangeProperty (dpy, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
964 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
968 xa[XA_WM_DELETE_WINDOW],
974 XSetWMProtocols (dpy, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
977 if (rs[Rs_transient_for])
978 XSetTransientForHint (dpy, top, (Window)strtol (rs[Rs_transient_for], 0, 0));
982 long pid = getpid ();
984 XChangeProperty (dpy, top,
985 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
986 PropModeReplace, (unsigned char *)&pid, 1);
988 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
991 XSelectInput (dpy, top,
993 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
996 | FocusChangeMask | VisibilityChangeMask
997 | ExposureMask | StructureNotifyMask);
999 termwin_ev.start (display, top);
1001 /* vt cursor: Black-on-White is standard, but this is more popular */
1002 TermWin_cursor = XCreateFontCursor (dpy, XC_xterm);
1004 #ifdef HAVE_SCROLLBARS
1005 /* cursor scrollBar: Black-on-White */
1006 leftptr_cursor = XCreateFontCursor (dpy, XC_left_ptr);
1010 vt = XCreateSimpleWindow (dpy, top,
1011 window_vt_x, window_vt_y,
1014 pix_colors_focused[Color_fg],
1015 pix_colors_focused[Color_bg]);
1017 attributes.bit_gravity = NorthWestGravity;
1018 XChangeWindowAttributes (dpy, vt, CWBitGravity, &attributes);
1020 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1022 if (option (Opt_pointerBlank))
1023 vt_emask |= PointerMotionMask;
1025 vt_emask |= Button1MotionMask | Button3MotionMask;
1029 vt_ev.start (display, vt);
1031 /* graphics context for the vt window */
1032 gcvalue.foreground = pix_colors[Color_fg];
1033 gcvalue.background = pix_colors[Color_bg];
1034 gcvalue.graphics_exposures = 0;
1036 gc = XCreateGC (dpy, vt,
1037 GCForeground | GCBackground | GCGraphicsExposures,
1040 drawable = new rxvt_drawable (this, vt);
1042 #ifdef RXVT_SCROLLBAR
1043 gcvalue.foreground = pix_colors[Color_topShadow];
1044 topShadowGC = XCreateGC (dpy, vt, GCForeground, &gcvalue);
1045 gcvalue.foreground = pix_colors[Color_bottomShadow];
1046 botShadowGC = XCreateGC (dpy, vt, GCForeground, &gcvalue);
1047 gcvalue.foreground = pix_colors[ (depth <= 2 ? Color_fg : Color_scroll)];
1048 scrollbarGC = XCreateGC (dpy, vt, GCForeground, &gcvalue);
1051 #ifdef OFF_FOCUS_FADING
1052 // initially we are in unfocused state
1054 pix_colors = pix_colors_unfocused;
1061 /* ------------------------------------------------------------------------- *
1062 * GET TTY CURRENT STATE *
1063 * ------------------------------------------------------------------------- */
1065 rxvt_get_ttymode (ttymode_t *tio, int erase)
1068 * standard System V termios interface
1070 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1072 // return error - use system defaults,
1073 // where possible, and zero elsewhere
1074 memset (tio, 0, sizeof (ttymode_t));
1076 tio->c_cc[VINTR] = CINTR;
1077 tio->c_cc[VQUIT] = CQUIT;
1078 tio->c_cc[VERASE] = CERASE;
1080 tio->c_cc[VERASE2] = CERASE2;
1082 tio->c_cc[VKILL] = CKILL;
1083 tio->c_cc[VSTART] = CSTART;
1084 tio->c_cc[VSTOP] = CSTOP;
1085 tio->c_cc[VSUSP] = CSUSP;
1087 tio->c_cc[VDSUSP] = CDSUSP;
1090 tio->c_cc[VREPRINT] = CRPRNT;
1093 tio->c_cc[VDISCRD] = CFLUSH;
1096 tio->c_cc[VWERSE] = CWERASE;
1099 tio->c_cc[VLNEXT] = CLNEXT;
1103 tio->c_cc[VEOF] = CEOF;
1104 tio->c_cc[VEOL] = VDISABLE;
1106 tio->c_cc[VEOL2] = VDISABLE;
1109 tio->c_cc[VSWTC] = VDISABLE;
1112 tio->c_cc[VSWTCH] = VDISABLE;
1115 tio->c_cc[VMIN] = 1;
1118 tio->c_cc[VTIME] = 0;
1122 tio->c_cc[VERASE] = (char)erase;
1125 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1132 tio->c_oflag = (OPOST | ONLCR);
1135 tio->c_cflag = (CS8 | CREAD);
1137 /* line discipline modes */
1138 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1139 # if defined (ECHOCTL) && defined (ECHOKE)
1147 #ifdef DEBUG_TTYMODE
1148 #ifdef HAVE_TERMIOS_H
1150 fprintf (stderr, "Input flags\n");
1152 /* cpp token stringize doesn't work on all machines <sigh> */
1153 # define FOO(flag,name) \
1154 if ((tio->c_iflag) & flag) \
1155 fprintf (stderr, "%s ", name)
1158 FOO (IGNBRK, "IGNBRK");
1159 FOO (BRKINT, "BRKINT");
1160 FOO (IGNPAR, "IGNPAR");
1161 FOO (PARMRK, "PARMRK");
1162 FOO (INPCK, "INPCK");
1163 FOO (ISTRIP, "ISTRIP");
1164 FOO (INLCR, "INLCR");
1165 FOO (IGNCR, "IGNCR");
1166 FOO (ICRNL, "ICRNL");
1168 FOO (IXOFF, "IXOFF");
1170 FOO (IUCLC, "IUCLC");
1173 FOO (IXANY, "IXANY");
1176 FOO (IMAXBEL, "IMAXBEL");
1179 fprintf (stderr, "\n");
1182 # define FOO(entry, name) \
1183 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1185 FOO (VINTR, "VINTR");
1186 FOO (VQUIT, "VQUIT");
1187 FOO (VERASE, "VERASE");
1188 FOO (VKILL, "VKILL");
1192 FOO (VEOL2, "VEOL2");
1195 FOO (VSWTC, "VSWTC");
1198 FOO (VSWTCH, "VSWTCH");
1200 FOO (VSTART, "VSTART");
1201 FOO (VSTOP, "VSTOP");
1202 FOO (VSUSP, "VSUSP");
1204 FOO (VDSUSP, "VDSUSP");
1207 FOO (VREPRINT, "VREPRINT");
1210 FOO (VDISCRD, "VDISCRD");
1213 FOO (VWERSE, "VWERSE");
1216 FOO (VLNEXT, "VLNEXT");
1219 fprintf (stderr, "\n");
1221 # endif /* HAVE_TERMIOS_H */
1222 #endif /* DEBUG_TTYMODE */
1225 /*----------------------------------------------------------------------*/
1227 * Run the command in a subprocess and return a file descriptor for the
1228 * master end of the pseudo-teletype pair with the command talking to
1232 rxvt_term::run_command (const char *const *argv)
1237 pty->pty = atoi (rs[Rs_pty_fd]);
1242 pty->pty = (*getfd_hook) (pty->pty);
1244 if (pty->pty < 0 || fcntl (pty->pty, F_SETFL, O_NONBLOCK))
1245 rxvt_fatal ("unusable pty-fd filehandle, aborting.\n");
1251 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1255 #ifndef NO_BACKSPACE_KEY
1256 if (key_backspace[0] && !key_backspace[1])
1257 er = key_backspace[0];
1258 else if (strcmp (key_backspace, "DEC") == 0)
1259 er = '\177'; /* the initial state anyway */
1264 rxvt_get_ttymode (&tio, er);
1265 SET_TERMIOS (pty->tty, &tio); /* init terminal attributes */
1266 pty->set_utf8_mode (enc_utf8);
1268 /* set initial window size */
1276 /* spin off the command interpreter */
1277 switch (cmd_pid = fork ())
1282 rxvt_fatal ("can't fork, aborting.\n");
1287 if (!pty->make_controlling_tty ())
1288 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1291 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1292 dup2 (pty->tty, STDIN_FILENO);
1293 dup2 (pty->tty, STDOUT_FILENO);
1294 dup2 (pty->tty, STDERR_FILENO);
1296 // close all our file handles that we do no longer need
1297 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1299 if ((*t)->pty->pty > 2) close ((*t)->pty->pty);
1300 if ((*t)->pty->tty > 2) close ((*t)->pty->tty);
1304 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1307 _exit (EXIT_FAILURE);
1310 if (!option (Opt_utmpInhibit))
1311 pty->login (cmd_pid, option (Opt_loginShell), rs[Rs_display_name]);
1315 child_ev.start (cmd_pid);
1317 HOOK_INVOKE ((this, HOOK_CHILD_START, DT_INT, cmd_pid, DT_END));
1322 /* ------------------------------------------------------------------------- *
1323 * CHILD PROCESS OPERATIONS *
1324 * ------------------------------------------------------------------------- */
1326 * The only open file descriptor is the slave tty - so no error messages.
1330 rxvt_term::run_child (const char *const *argv)
1334 if (option (Opt_console))
1335 { /* be virtual console, fail silently */
1337 unsigned int on = 1;
1339 ioctl (STDIN_FILENO, TIOCCONS, &on);
1340 #elif defined (SRIOCSREDIR)
1343 fd = open (CONSOLE, O_WRONLY, 0);
1345 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1347 #endif /* SRIOCSREDIR */
1350 /* reset signals and spin off the command interpreter */
1351 signal (SIGINT, SIG_DFL);
1352 signal (SIGQUIT, SIG_DFL);
1353 signal (SIGCHLD, SIG_DFL);
1354 signal (SIGHUP, SIG_DFL);
1355 signal (SIGPIPE, SIG_DFL);
1357 * mimick login's behavior by disabling the job control signals
1358 * a shell that wants them can turn them back on
1361 signal (SIGTSTP, SIG_IGN);
1362 signal (SIGTTIN, SIG_IGN);
1363 signal (SIGTTOU, SIG_IGN);
1364 #endif /* SIGTSTP */
1366 // unblock signals (signals are blocked by iom.C
1369 sigprocmask (SIG_SETMASK, &ss, 0);
1371 /* command interpreter path */
1377 for (i = 0; argv[i]; i++)
1378 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1381 execvp (argv[0], (char *const *)argv);
1382 /* no error message: STDERR is closed! */
1386 const char *argv0, *shell;
1388 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1391 argv0 = (const char *)rxvt_r_basename (shell);
1393 if (option (Opt_loginShell))
1395 login = (char *)rxvt_malloc (strlen (argv0) + 2);
1398 strcpy (&login[1], argv0);
1402 execlp (shell, argv0, NULL);
1403 /* no error message: STDERR is closed! */
1409 /*----------------------- end-of-file (C source) -----------------------*/