256-color support.
[dana/urxvt.git] / src / init.C
index cad8d9f..b95003e 100644 (file)
@@ -12,7 +12,7 @@
  * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
  * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
  *                              - extensive modifications
- * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
+ * Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -176,6 +176,7 @@ const char *const def_colorName[] =
     "rgb:00/ff/ff",             // 6/14: bright cyan    (Cyan)
     "rgb:ff/ff/ff",             // 7/15: bright white   (White)
 
+#ifndef USE_256_COLORS
     // 88 xterm colours
     "rgb:00/00/00",
     "rgb:00/00/8b",
@@ -249,6 +250,249 @@ const char *const def_colorName[] =
     "rgb:b9/b9/b9",
     "rgb:d0/d0/d0",
     "rgb:e7/e7/e7",
+#else
+    // 256 xterm colours
+    "rgb:00/00/00",
+    "rgb:00/00/5f",
+    "rgb:00/00/87",
+    "rgb:00/00/af",
+    "rgb:00/00/d7",
+    "rgb:00/00/ff",
+    "rgb:00/5f/00",
+    "rgb:00/5f/5f",
+    "rgb:00/5f/87",
+    "rgb:00/5f/af",
+    "rgb:00/5f/d7",
+    "rgb:00/5f/ff",
+    "rgb:00/87/00",
+    "rgb:00/87/5f",
+    "rgb:00/87/87",
+    "rgb:00/87/af",
+    "rgb:00/87/d7",
+    "rgb:00/87/ff",
+    "rgb:00/af/00",
+    "rgb:00/af/5f",
+    "rgb:00/af/87",
+    "rgb:00/af/af",
+    "rgb:00/af/d7",
+    "rgb:00/af/ff",
+    "rgb:00/d7/00",
+    "rgb:00/d7/5f",
+    "rgb:00/d7/87",
+    "rgb:00/d7/af",
+    "rgb:00/d7/d7",
+    "rgb:00/d7/ff",
+    "rgb:00/ff/00",
+    "rgb:00/ff/5f",
+    "rgb:00/ff/87",
+    "rgb:00/ff/af",
+    "rgb:00/ff/d7",
+    "rgb:00/ff/ff",
+    "rgb:5f/00/00",
+    "rgb:5f/00/5f",
+    "rgb:5f/00/87",
+    "rgb:5f/00/af",
+    "rgb:5f/00/d7",
+    "rgb:5f/00/ff",
+    "rgb:5f/5f/00",
+    "rgb:5f/5f/5f",
+    "rgb:5f/5f/87",
+    "rgb:5f/5f/af",
+    "rgb:5f/5f/d7",
+    "rgb:5f/5f/ff",
+    "rgb:5f/87/00",
+    "rgb:5f/87/5f",
+    "rgb:5f/87/87",
+    "rgb:5f/87/af",
+    "rgb:5f/87/d7",
+    "rgb:5f/87/ff",
+    "rgb:5f/af/00",
+    "rgb:5f/af/5f",
+    "rgb:5f/af/87",
+    "rgb:5f/af/af",
+    "rgb:5f/af/d7",
+    "rgb:5f/af/ff",
+    "rgb:5f/d7/00",
+    "rgb:5f/d7/5f",
+    "rgb:5f/d7/87",
+    "rgb:5f/d7/af",
+    "rgb:5f/d7/d7",
+    "rgb:5f/d7/ff",
+    "rgb:5f/ff/00",
+    "rgb:5f/ff/5f",
+    "rgb:5f/ff/87",
+    "rgb:5f/ff/af",
+    "rgb:5f/ff/d7",
+    "rgb:5f/ff/ff",
+    "rgb:87/00/00",
+    "rgb:87/00/5f",
+    "rgb:87/00/87",
+    "rgb:87/00/af",
+    "rgb:87/00/d7",
+    "rgb:87/00/ff",
+    "rgb:87/5f/00",
+    "rgb:87/5f/5f",
+    "rgb:87/5f/87",
+    "rgb:87/5f/af",
+    "rgb:87/5f/d7",
+    "rgb:87/5f/ff",
+    "rgb:87/87/00",
+    "rgb:87/87/5f",
+    "rgb:87/87/87",
+    "rgb:87/87/af",
+    "rgb:87/87/d7",
+    "rgb:87/87/ff",
+    "rgb:87/af/00",
+    "rgb:87/af/5f",
+    "rgb:87/af/87",
+    "rgb:87/af/af",
+    "rgb:87/af/d7",
+    "rgb:87/af/ff",
+    "rgb:87/d7/00",
+    "rgb:87/d7/5f",
+    "rgb:87/d7/87",
+    "rgb:87/d7/af",
+    "rgb:87/d7/d7",
+    "rgb:87/d7/ff",
+    "rgb:87/ff/00",
+    "rgb:87/ff/5f",
+    "rgb:87/ff/87",
+    "rgb:87/ff/af",
+    "rgb:87/ff/d7",
+    "rgb:87/ff/ff",
+    "rgb:af/00/00",
+    "rgb:af/00/5f",
+    "rgb:af/00/87",
+    "rgb:af/00/af",
+    "rgb:af/00/d7",
+    "rgb:af/00/ff",
+    "rgb:af/5f/00",
+    "rgb:af/5f/5f",
+    "rgb:af/5f/87",
+    "rgb:af/5f/af",
+    "rgb:af/5f/d7",
+    "rgb:af/5f/ff",
+    "rgb:af/87/00",
+    "rgb:af/87/5f",
+    "rgb:af/87/87",
+    "rgb:af/87/af",
+    "rgb:af/87/d7",
+    "rgb:af/87/ff",
+    "rgb:af/af/00",
+    "rgb:af/af/5f",
+    "rgb:af/af/87",
+    "rgb:af/af/af",
+    "rgb:af/af/d7",
+    "rgb:af/af/ff",
+    "rgb:af/d7/00",
+    "rgb:af/d7/5f",
+    "rgb:af/d7/87",
+    "rgb:af/d7/af",
+    "rgb:af/d7/d7",
+    "rgb:af/d7/ff",
+    "rgb:af/ff/00",
+    "rgb:af/ff/5f",
+    "rgb:af/ff/87",
+    "rgb:af/ff/af",
+    "rgb:af/ff/d7",
+    "rgb:af/ff/ff",
+    "rgb:d7/00/00",
+    "rgb:d7/00/5f",
+    "rgb:d7/00/87",
+    "rgb:d7/00/af",
+    "rgb:d7/00/d7",
+    "rgb:d7/00/ff",
+    "rgb:d7/5f/00",
+    "rgb:d7/5f/5f",
+    "rgb:d7/5f/87",
+    "rgb:d7/5f/af",
+    "rgb:d7/5f/d7",
+    "rgb:d7/5f/ff",
+    "rgb:d7/87/00",
+    "rgb:d7/87/5f",
+    "rgb:d7/87/87",
+    "rgb:d7/87/af",
+    "rgb:d7/87/d7",
+    "rgb:d7/87/ff",
+    "rgb:d7/af/00",
+    "rgb:d7/af/5f",
+    "rgb:d7/af/87",
+    "rgb:d7/af/af",
+    "rgb:d7/af/d7",
+    "rgb:d7/af/ff",
+    "rgb:d7/d7/00",
+    "rgb:d7/d7/5f",
+    "rgb:d7/d7/87",
+    "rgb:d7/d7/af",
+    "rgb:d7/d7/d7",
+    "rgb:d7/d7/ff",
+    "rgb:d7/ff/00",
+    "rgb:d7/ff/5f",
+    "rgb:d7/ff/87",
+    "rgb:d7/ff/af",
+    "rgb:d7/ff/d7",
+    "rgb:d7/ff/ff",
+    "rgb:ff/00/00",
+    "rgb:ff/00/5f",
+    "rgb:ff/00/87",
+    "rgb:ff/00/af",
+    "rgb:ff/00/d7",
+    "rgb:ff/00/ff",
+    "rgb:ff/5f/00",
+    "rgb:ff/5f/5f",
+    "rgb:ff/5f/87",
+    "rgb:ff/5f/af",
+    "rgb:ff/5f/d7",
+    "rgb:ff/5f/ff",
+    "rgb:ff/87/00",
+    "rgb:ff/87/5f",
+    "rgb:ff/87/87",
+    "rgb:ff/87/af",
+    "rgb:ff/87/d7",
+    "rgb:ff/87/ff",
+    "rgb:ff/af/00",
+    "rgb:ff/af/5f",
+    "rgb:ff/af/87",
+    "rgb:ff/af/af",
+    "rgb:ff/af/d7",
+    "rgb:ff/af/ff",
+    "rgb:ff/d7/00",
+    "rgb:ff/d7/5f",
+    "rgb:ff/d7/87",
+    "rgb:ff/d7/af",
+    "rgb:ff/d7/d7",
+    "rgb:ff/d7/ff",
+    "rgb:ff/ff/00",
+    "rgb:ff/ff/5f",
+    "rgb:ff/ff/87",
+    "rgb:ff/ff/af",
+    "rgb:ff/ff/d7",
+    "rgb:ff/ff/ff",
+    "rgb:08/08/08",
+    "rgb:12/12/12",
+    "rgb:1c/1c/1c",
+    "rgb:26/26/26",
+    "rgb:30/30/30",
+    "rgb:3a/3a/3a",
+    "rgb:44/44/44",
+    "rgb:4e/4e/4e",
+    "rgb:58/58/58",
+    "rgb:62/62/62",
+    "rgb:6c/6c/6c",
+    "rgb:76/76/76",
+    "rgb:80/80/80",
+    "rgb:8a/8a/8a",
+    "rgb:94/94/94",
+    "rgb:9e/9e/9e",
+    "rgb:a8/a8/a8",
+    "rgb:b2/b2/b2",
+    "rgb:bc/bc/bc",
+    "rgb:c6/c6/c6",
+    "rgb:d0/d0/d0",
+    "rgb:da/da/da",
+    "rgb:e4/e4/e4",
+    "rgb:ee/ee/ee",
+#endif
 
 #ifndef NO_CURSORCOLOR
     COLOR_CURSOR_BACKGROUND,
@@ -269,10 +513,10 @@ const char *const def_colorName[] =
 #ifdef OPTION_HC
     NULL,
 #endif
-#ifdef KEEP_SCROLLCOLOR
     COLOR_SCROLLBAR,
+#ifdef RXVT_SCROLLBAR
     COLOR_SCROLLTROUGH,
-#endif /* KEEP_SCROLLCOLOR */
+#endif
 #if ENABLE_TRANSPARENCY
     NULL,
 #endif
@@ -295,6 +539,7 @@ rxvt_term::init_vars ()
   int_bwidth = INTERNALBORDERWIDTH;
   ext_bwidth = EXTERNALBORDERWIDTH;
   lineSpace = LINESPACE;
+  letterSpace = LETTERSPACE;
   saveLines = SAVELINES;
 
   refresh_type = SLOW_REFRESH;
@@ -309,7 +554,9 @@ rxvt_term::init_vars ()
   set_option (Opt_secondaryScroll);
   set_option (Opt_pastableTabs);
   set_option (Opt_intensityStyles);
+  set_option (Opt_iso14755);
   set_option (Opt_iso14755_52);
+  set_option (Opt_buffered);
 }
 
 static void
@@ -317,13 +564,8 @@ init_secondary ()
 {
   int i;
 
-  /*
-   * Close all unused file descriptors
-   * We don't want them, we don't need them.
-   */
   if ((i = open ("/dev/null", O_RDONLY)) < 0)
     {
-      /* TODO: BOO HISS */
       dup2 (STDERR_FILENO, STDIN_FILENO);
     }
   else if (i != STDIN_FILENO)
@@ -398,17 +640,17 @@ rxvt_term::init_resources (int argc, const char *const *argv)
     select_visual (strtol (rs[Rs_depth], 0, 0));
 #endif
 
-#ifdef HAVE_AFTERIMAGE
-  set_application_name ((char*)rs[Rs_name]);
-  set_output_threshold (OUTPUT_LEVEL_WARNING);
-  asv = create_asvisual_for_id (dpy, display->screen, depth, XVisualIDFromVisual (visual), cmap, NULL);
-#endif
   free (r_argv);
 
   for (int i = NUM_RESOURCES; i--; )
     if (rs [i] == resval_undef)
       rs [i] = 0;
 
+#ifdef HAVE_AFTERIMAGE
+  set_application_name ((char *)rs[Rs_name]);
+  set_output_threshold (OUTPUT_LEVEL_WARNING);
+#endif
+
 #if ENABLE_PERL
   if (!rs[Rs_perl_ext_1])
     rs[Rs_perl_ext_1] = "default";
@@ -429,6 +671,7 @@ rxvt_term::init_resources (int argc, const char *const *argv)
     {
       if (!rs[Rs_title])
         rs[Rs_title] = rxvt_basename (cmd_argv[0]);
+
       if (!rs[Rs_iconName])
         rs[Rs_iconName] = rs[Rs_title];
     }
@@ -436,6 +679,7 @@ rxvt_term::init_resources (int argc, const char *const *argv)
     {
       if (!rs[Rs_title])
         rs[Rs_title] = rs[Rs_name];
+
       if (!rs[Rs_iconName])
         rs[Rs_iconName] = rs[Rs_name];
     }
@@ -452,6 +696,9 @@ rxvt_term::init_resources (int argc, const char *const *argv)
 
   if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
     lineSpace = min (i, std::numeric_limits<int16_t>::max ());
+
+  if (rs[Rs_letterSpace])
+    letterSpace = atoi (rs[Rs_letterSpace]);
 #endif
 
 #ifdef POINTER_BLANK
@@ -465,11 +712,6 @@ rxvt_term::init_resources (int argc, const char *const *argv)
   if (!saveLines)
     set_option (Opt_scrollBar, 0);
 
-#ifdef PRINTPIPE
-  if (!rs[Rs_print_pipe])
-    rs[Rs_print_pipe] = PRINTPIPE;
-#endif
-
   if (!rs[Rs_cutchars])
     rs[Rs_cutchars] = CUTCHARS;
 
@@ -491,9 +733,7 @@ rxvt_term::init_resources (int argc, const char *const *argv)
 # endif
 #endif
 
-#ifdef HAVE_SCROLLBARS
-  setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]);
-#endif
+    scrollBar.setup (this);
 
 #ifdef XTERM_REVERSE_VIDEO
   /* this is how xterm implements reverseVideo */
@@ -547,7 +787,7 @@ rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
 
   SET_R (this);
   set_locale ("");
-  set_environ (envv); // few things in X do not call setlocale :(
+  set_environ (envv); // few things in X do not call setlocale :(
 
   init_vars ();
 
@@ -559,10 +799,18 @@ rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
   keyboard->register_done ();
 #endif
 
-#ifdef HAVE_SCROLLBARS
+  if (const char *path = rs[Rs_chdir])
+    if (*path) // ignored if empty
+      {
+        if (*path != '/')
+          rxvt_fatal ("specified shell working directory must start with a slash, aborting.\n");
+
+        if (chdir (path))
+          rxvt_fatal ("unable to change into specified shell working directory, aborting.\n");
+      }
+
   if (option (Opt_scrollBar))
-    scrollBar.setIdle ();    /* set existence for size calculations */
-#endif
+    scrollBar.state = STATE_IDLE;    /* set existence for size calculations */
 
   pty = ptytty::create ();
 
@@ -570,16 +818,14 @@ rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
 
   init_xlocale ();
 
-  scr_reset (); // initialize screen
+  scr_poweron (); // initialize screen
 
 #if 0
   XSynchronize (dpy, True);
 #endif
 
-#ifdef HAVE_SCROLLBARS
   if (option (Opt_scrollBar))
-    resize_scrollbar ();      /* create and map scrollbar */
-#endif
+    scrollBar.resize ();      /* create and map scrollbar */
 #ifdef HAVE_BG_PIXMAP
   {
     bgPixmap.set_target (this);
@@ -844,7 +1090,7 @@ rxvt_term::init_command (const char *const *argv)
 
 /*----------------------------------------------------------------------*/
 void
-rxvt_term::Get_Colours ()
+rxvt_term::get_colours ()
 {
   int i;
 
@@ -914,7 +1160,7 @@ rxvt_term::Get_Colours ()
    * The calculations of topShadow/bottomShadow values are adapted
    * from the fvwm window manager.
    */
-#ifdef KEEP_SCROLLCOLOR
+#ifdef RXVT_SCROLLBAR
   if (depth <= 2)
     {
       /* Monochrome */
@@ -939,7 +1185,7 @@ rxvt_term::Get_Colours ()
                        ))
         alias_color (Color_topShadow, Color_White);
     }
-#endif /* KEEP_SCROLLCOLOR */
+#endif
 
 #ifdef OFF_FOCUS_FADING
   for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++)
@@ -1071,7 +1317,7 @@ rxvt_term::create_windows (int argc, const char *const *argv)
   dLocal (Display *, dpy);
 
   /* grab colors before netscape does */
-  Get_Colours ();
+  get_colours ();
 
   if (!set_fonts ())
     rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
@@ -1129,8 +1375,8 @@ rxvt_term::create_windows (int argc, const char *const *argv)
   old_width = szHint.width;
   old_height = szHint.height;
 
-  process_xterm_seq (XTerm_title,    rs[Rs_title],    CHAR_ST);
-  process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
+  set_title     (rs [Rs_title]);
+  set_icon_name (rs [Rs_iconName]);
 
   classHint.res_name  = (char *)rs[Rs_name];
   classHint.res_class = (char *)RESCLASS;
@@ -1142,6 +1388,56 @@ rxvt_term::create_windows (int argc, const char *const *argv)
 
   XmbSetWMProperties (dpy, top, NULL, NULL, (char **)argv, argc,
                       &szHint, &wmHint, &classHint);
+#if ENABLE_EWMH
+# ifdef HAVE_AFTERIMAGE
+  /*
+   * set up icon hint
+   * rs [Rs_iconfile] is path to icon, asv has been created in init_resources
+   */
+
+  if (rs [Rs_iconfile])
+    {
+      init_asv ();
+
+      ASImage *im = file2ASImage (rs [Rs_iconfile], 0xFFFFFFFF, SCREEN_GAMMA, 0, NULL);
+      if (asv && im)
+        {
+          int w = im->width;
+          int h = im->height;
+          long *buffer = (long *)malloc ((2 + w * h) * sizeof (long));
+          ASImage *result = scale_asimage (asv, im,
+                                           w, h, ASA_ARGB32,
+                                           100, ASIMAGE_QUALITY_DEFAULT);
+          destroy_asimage (&im);
+
+          if (buffer && result)
+            {
+              ARGB32 *asbuf = result->alt.argb32;
+              buffer [0] = w;
+              buffer [1] = h;
+
+              for (unsigned int i = 0; i < w * h; ++i)
+                buffer [i + 2] = asbuf [i];
+
+              destroy_asimage (&result);
+              XChangeProperty (dpy, top, xa[XA_NET_WM_ICON], XA_CARDINAL, 32,
+                               PropModeReplace, (const unsigned char *) buffer, 2 + w * h);
+              free (buffer);
+            }
+          else
+            {
+              if (!buffer)
+                rxvt_warn ("Memory allocation for icon hint failed, continuing without.\n");
+
+              if (!result)
+                rxvt_warn ("Icon image transformation to ARGB failed, continuing without.\n");
+            }
+        }
+      else
+        rxvt_warn ("Loading image icon failed, continuing without.\n");
+    }
+# endif
+#endif
 
 #if ENABLE_FRILLS
   if (mwmhints.flags)
@@ -1536,11 +1832,6 @@ rxvt_term::run_child (const char *const *argv)
   signal (SIGTTOU, SIG_IGN);
 #endif /* SIGTSTP */
 
-  // unblock signals (signals are blocked by iom.C
-  sigset_t ss;
-  sigemptyset (&ss);
-  sigprocmask (SIG_SETMASK, &ss, 0);
-
   /* command interpreter path */
   if (argv)
     {
@@ -1561,7 +1852,7 @@ rxvt_term::run_child (const char *const *argv)
       if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
         shell = "/bin/sh";
 
-      argv0 = (const char *)rxvt_basename (shell);
+      argv0 = rxvt_basename (shell);
 
       if (option (Opt_loginShell))
         {