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Revision 1.22 by root, Tue Aug 24 15:46:27 2004 UTC vs.
Revision 1.56 by root, Mon Feb 14 18:47:54 2005 UTC

11B<rxvt-unicode>, version B<@@RXVT_VERSION@@>, is a colour vt102 terminal 11B<rxvt-unicode>, version B<@@RXVT_VERSION@@>, is a colour vt102 terminal
12emulator intended as an I<xterm>(1) replacement for users who do not 12emulator intended as an I<xterm>(1) replacement for users who do not
13require features such as Tektronix 4014 emulation and toolkit-style 13require features such as Tektronix 4014 emulation and toolkit-style
14configurability. As a result, B<rxvt-unicode> uses much less swap space -- 14configurability. As a result, B<rxvt-unicode> uses much less swap space --
15a significant advantage on a machine serving many X sessions. 15a significant advantage on a machine serving many X sessions.
16
17=head1 FREQUENTLY ASKED QUESTIONS
18
19See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of
20frequently asked questions and answer to them and some common
21problems. That document is also accessible on the World-Wide-Web at
22L<http://cvs.schmorp.de/browse/*checkout*/rxvt-unicode/doc/rxvt.7.html>.
16 23
17=head1 RXVT-UNICODE VS. RXVT 24=head1 RXVT-UNICODE VS. RXVT
18 25
19Unlike the original rxvt, B<rxvt-unicode> stores all text in Unicode 26Unlike the original rxvt, B<rxvt-unicode> stores all text in Unicode
20internally. That means it can store and display most scripts in the 27internally. That means it can store and display most scripts in the
24like tibetan or devenagari. Don't expect pretty output when using these 31like tibetan or devenagari. Don't expect pretty output when using these
25scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work 32scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work
26fine, though. A somewhat difficult case are left-to-right scripts, such 33fine, though. A somewhat difficult case are left-to-right scripts, such
27as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms 34as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms
28belong into the application, not the terminal emulator (too many things -- 35belong into the application, not the terminal emulator (too many things --
29such as cursor-movement while editing -- break othwerwise), but that might 36such as cursor-movement while editing -- break otherwise), but that might
30change. 37change.
31 38
32If you are looking for a terminal that supports more exotic scripts, let 39If you are looking for a terminal that supports more exotic scripts, let
33me recommend C<mlterm>, which is a very userfriendly, lean and clean 40me recommend C<mlterm>, which is a very userfriendly, lean and clean
34terminal emulator. In fact, the reason rxvt-unicode was born was solely 41terminal emulator. In fact, the reason rxvt-unicode was born was solely
53drastically reduces memory usage. See @@RXVT_NAME@@d(1) (daemon) and 60drastically reduces memory usage. See @@RXVT_NAME@@d(1) (daemon) and
54@@RXVT_NAME@@c(1) (client). 61@@RXVT_NAME@@c(1) (client).
55 62
56It also makes technical information about escape sequences (which have 63It also makes technical information about escape sequences (which have
57been extended) easier accessible: see @@RXVT_NAME@@(7) for technical 64been extended) easier accessible: see @@RXVT_NAME@@(7) for technical
58reference documentation (escape sequences etc.) and the FAQ section at the 65reference documentation (escape sequences etc.).
59end of this document.
60 66
61=head1 OPTIONS 67=head1 OPTIONS
62 68
63The B<@@RXVT_NAME@@> options (mostly a subset of I<xterm>'s) are listed 69The B<@@RXVT_NAME@@> options (mostly a subset of I<xterm>'s) are listed
64below. In keeping with the smaller-is-better philosophy, options may be 70below. In keeping with the smaller-is-better philosophy, options may be
106Turn on/off inheriting parent window's pixmap. Alternative form is 112Turn on/off inheriting parent window's pixmap. Alternative form is
107B<-tr>; resource B<inheritPixmap>. 113B<-tr>; resource B<inheritPixmap>.
108 114
109=item B<-fade> I<number> 115=item B<-fade> I<number>
110 116
111Fade the text by the given percentage when focus is lost. 117Fade the text by the given percentage when focus is lost. resource B<fading>.
112 118
113=item B<-tint> I<colour> 119=item B<-tint> I<colour>
114 120
115Tint the transparent background pixmap with the given colour when 121Tint the transparent background pixmap with the given colour when
116transparency is enabled with B<-tr> or B<-ip>. See also the B<-sh> 122transparency is enabled with B<-tr> or B<-ip>. See also the B<-sh>
119 125
120=item B<-sh> 126=item B<-sh>
121 127
122I<number> Darken (0 .. 100) or lighten (-1 .. -100) the transparent 128I<number> Darken (0 .. 100) or lighten (-1 .. -100) the transparent
123background image in addition to tinting it (i.e. B<-tint> must be 129background image in addition to tinting it (i.e. B<-tint> must be
124specified, too). 130specified, too, e.g. C<-tint white>).
125 131
126=item B<-bg> I<colour> 132=item B<-bg> I<colour>
127 133
128Window background colour; resource B<background>. 134Window background colour; resource B<background>.
129 135
132Window foreground colour; resource B<foreground>. 138Window foreground colour; resource B<foreground>.
133 139
134=item B<-pixmap> I<file[;geom]> 140=item B<-pixmap> I<file[;geom]>
135 141
136Compile I<XPM>: Specify XPM file for the background and also optionally 142Compile I<XPM>: Specify XPM file for the background and also optionally
137specify its scaling with a geometry string. Note you may need to add 143specify its scaling with a geometry string. Note you may need to
138quotes to avoid special shell interpretation of the `;' in the 144add quotes to avoid special shell interpretation of the C<;> in the
139command-line; resource B<backgroundPixmap>. 145command-line; resource B<backgroundPixmap>.
140 146
141=item B<-cr> I<colour> 147=item B<-cr> I<colour>
142 148
143The cursor colour; resource B<cursorColor>. 149The cursor colour; resource B<cursorColor>.
158=item B<-fn> I<fontlist> 164=item B<-fn> I<fontlist>
159 165
160Select the fonts to be used. This is a comma separated list of font names 166Select the fonts to be used. This is a comma separated list of font names
161that are used in turn when trying to display Unicode characters. The 167that are used in turn when trying to display Unicode characters. The
162first font defines the cell size for characters; other fonts might be 168first font defines the cell size for characters; other fonts might be
163smaller, but not (in general) larger. A reasonable default font list is 169smaller, but not (in general) larger. A (hopefully) reasonable default
164always appended to it. See resource B<font> for details. 170font list is always appended to it. See resource B<font> for more details.
171
172In short, to specify an X11 core font, just specify it's name or prefix it
173with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>,
174e.g.:
175
176 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15"
177 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono"
165 178
166See also the question "How does rxvt-unicode choose fonts?" in the FAQ 179See also the question "How does rxvt-unicode choose fonts?" in the FAQ
167section. 180section of @@RXVT_NAME@@(7).
168 181
169=item B<-fb> I<fontlist> 182=item B<-fb> I<fontlist>
170 183
171Compile font-styles: The bold font list to use when bold characters are to 184Compile font-styles: The bold font list to use when bold characters are to
172be printed. See resource B<boldFont> for details. 185be printed. See resource B<boldFont> for details.
228=item B<-st>|B<+st> 241=item B<-st>|B<+st>
229 242
230Display normal (non XTerm/NeXT) scrollbar without/with a trough; 243Display normal (non XTerm/NeXT) scrollbar without/with a trough;
231resource B<scrollBar_floating>. 244resource B<scrollBar_floating>.
232 245
246=item B<-ptab>|B<+ptab>
247
248If enabled (default), "Horizontal Tab" characters are being stored as
249actual wide characters in the screen buffer, which makes it possible to
250select and paste them. Since a horizontal tab is a cursor movement and
251not an actual glyph, this can sometimes be visually annoying as the cursor
252on a tab character is displayed as a wide cursor; resource B<pastableTabs>.
253
233=item B<-bc>|B<+bc> 254=item B<-bc>|B<+bc>
234 255
235Blink the cursor; resource B<cursorBlink>. 256Blink the cursor; resource B<cursorBlink>.
236 257
237=item B<-iconic> 258=item B<-iconic>
261if honoured by the WM, the rxvt-unicode window will not have window 282if honoured by the WM, the rxvt-unicode window will not have window
262decorations; resource B<borderLess>. 283decorations; resource B<borderLess>.
263 284
264=item B<-lsp> I<number> 285=item B<-lsp> I<number>
265 286
266Compile I<linespace>: Lines (pixel height) to insert between each row 287Compile I<frills>: Lines (pixel height) to insert between each row of
267of the display; resource B<linespace>. 288the display. Useful to work around font rendering problems; resource
289B<linespace>.
268 290
269=item B<-tn> I<termname> 291=item B<-tn> I<termname>
270 292
271This option specifies the name of the terminal type to be set in the 293This option specifies the name of the terminal type to be set in the
272B<TERM> environment variable. This terminal type must exist in the 294B<TERM> environment variable. This terminal type must exist in the
308 330
309Compile I<XIM>: input method name. resource B<inputMethod>. 331Compile I<XIM>: input method name. resource B<inputMethod>.
310 332
311=item B<-imlocale> I<string> 333=item B<-imlocale> I<string>
312 334
313The locale to use for opening the IM. You can use an LC_CTYPE of e.g. 335The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g.
314de_DE.UTF-8 for normal text processing but ja_JP.EUC-JP for the input 336C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the
315extension to be able to input japanese characters while staying in 337input extension to be able to input japanese characters while staying in
316another locale. 338another locale. resource B<imLocale>.
339
340=item B<-imfont> I<fontset>
341
342Set the font set to use for the X Input Method, see resource B<imFont>
343for more info.
344
345=item B<-tcw>
346
347Change the meaning of triple-click selection with the left mouse
348button. Instead of selecting a full line it will extend the selection the
349end of the logical line only. resource B<tripleclickwords>.
317 350
318=item B<-insecure> 351=item B<-insecure>
319 352
320Enable "insecure" mode, which currently enables most of the escape 353Enable "insecure" mode, which currently enables most of the escape
321sequences that echo strings. See the resource B<insecure> for more 354sequences that echo strings. See the resource B<insecure> for more
335=item B<-ssr>|B<+ssr> 368=item B<-ssr>|B<+ssr>
336 369
337Turn on/off secondary screen scroll (default enabled); resource 370Turn on/off secondary screen scroll (default enabled); resource
338B<secondaryScroll>. 371B<secondaryScroll>.
339 372
340=item B<-xrm> I<resourcestring> 373=item B<-keysym.>I<sym>: I<string>
341 374
342No effect on rxvt-unicode. Simply passes through an argument to be made 375Remap a key symbol. See resource B<keysym>.
343available in the instance's argument list. Appears in I<WM_COMMAND> in 376
344some window managers. 377=item B<-embed>: I<windowid>
378
379Tells @@RXVT_NAME@@ to embed it's windows into an already-existing window,
380which enables applications to easily embed a terminal.
381
382Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it
383shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it
384quite a bit, so don't expect it to keep some specific state. It's best to
385create an extra subwindow for @@RXVT_NAME@@ and leave it alone.
386
387It might be useful to know that @@RXVT_NAME@@ will not close file
388descriptors passed to it (except for stdin/out/err, of course), so you
389can use file descriptors to communicate with the programs within the
390terminal. This works regardless of wether the C<-embed> option was used or
391not.
345 392
346=back 393=back
347 394
348=head1 RESOURCES (available also as long-options) 395=head1 RESOURCES (available also as long-options)
349 396
352 399
353There are two different methods that @@RXVT_NAME@@ can use to get the 400There are two different methods that @@RXVT_NAME@@ can use to get the
354Xresource data: using the X libraries (Xrm*-functions) or internal 401Xresource data: using the X libraries (Xrm*-functions) or internal
355Xresources reader (B<~/.Xdefaults>). For the first method (ie. 402Xresources reader (B<~/.Xdefaults>). For the first method (ie.
356B<@@RXVT_NAME@@ -h> lists B<XGetDefaults>), you can set and change the 403B<@@RXVT_NAME@@ -h> lists B<XGetDefaults>), you can set and change the
357resources using X11 tools like B<xset>. Many distribution do also load 404resources using X11 tools like B<xrdb>. Many distribution do also load
358settings from the B<~/.Xresources> file when X starts. 405settings from the B<~/.Xresources> file when X starts. @@RXVT_NAME@@
406will consult the following files/resources in order, with later settings
407overwriting earlier ones:
408
409 1. system-wide app-defaults file, either locale-dependent OR global
410 2. app-defaults file in $XAPPLRESDIR
411 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults
412 4. SCREEN_RESOURCES for the current screen
413 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
359 414
360If compiled with internal Xresources support (i.e. B<@@RXVT_NAME@@ -h> 415If compiled with internal Xresources support (i.e. B<@@RXVT_NAME@@ -h>
361lists B<.Xdefaults>) then B<@@RXVT_NAME@@> accepts application defaults 416lists B<.Xdefaults>) then B<@@RXVT_NAME@@> accepts application defaults
362set in XAPPLOADDIR/URxvt (compile-time defined: usually 417set in XAPPLOADDIR/URxvt (compile-time defined: usually
363B</usr/lib/X11/app-defaults/URxvt>) and resources set in 418B</usr/lib/X11/app-defaults/URxvt>) and resources set in
408 463
409=item B<colorIT:> I<colour> 464=item B<colorIT:> I<colour>
410 465
411Use the specified colour to display bold or italic characters when the 466Use the specified colour to display bold or italic characters when the
412foreground colour is the default. If font styles are not available 467foreground colour is the default. If font styles are not available
413(Compile styles) and this option is unset, reverse video is used instead. 468(Compile I<styles>) and this option is unset, reverse video is used instead.
414 469
415=item B<colorUL:> I<colour> 470=item B<colorUL:> I<colour>
416 471
417Use the specified colour to display underlined characters when the 472Use the specified colour to display underlined characters when the
418foreground colour is the default. 473foreground colour is the default.
419 474
420=item B<colorRV:> I<colour> 475=item B<colorRV:> I<colour>
421 476
422Use the specified colour as the background for reverse video 477Use the specified colour as the background for reverse video
423characters. 478characters.
479
480=item B<underlineColor:> I<colour>
481
482If set, use the specified colour as the colour for the underline
483itself. If unset, use the foreground colour.
424 484
425=item B<cursorColor:> I<colour> 485=item B<cursorColor:> I<colour>
426 486
427Use the specified colour for the cursor. The default is to use the 487Use the specified colour for the cursor. The default is to use the
428foreground colour; option B<-cr>. 488foreground colour; option B<-cr>.
461 521
462=item B<shading:> I<number> 522=item B<shading:> I<number>
463 523
464Darken (0 .. 100) or lighten (-1 .. -100) the transparent background 524Darken (0 .. 100) or lighten (-1 .. -100) the transparent background
465image in addition to tinting it. 525image in addition to tinting it.
466
467=item B<fading:> I<number>
468
469Scale the tint colour by the given percentage.
470 526
471=item B<scrollColor:> I<colour> 527=item B<scrollColor:> I<colour>
472 528
473Use the specified colour for the scrollbar [default #B2B2B2]. 529Use the specified colour for the scrollbar [default #B2B2B2].
474 530
513The first font defines the cell size for characters; other fonts might 569The first font defines the cell size for characters; other fonts might
514be smaller, but not larger. A reasonable default font list is always 570be smaller, but not larger. A reasonable default font list is always
515appended to it. option B<-fn>. 571appended to it. option B<-fn>.
516 572
517Each font can either be a standard X11 core font (XLFD) name, with 573Each font can either be a standard X11 core font (XLFD) name, with
518optional prefix C<x:> or a Xft font (Compile xft), prefixed with C<xft:>. 574optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>.
519 575
520In addition, each font can be prefixed with additional hints and 576In addition, each font can be prefixed with additional hints and
521specifications enclosed in square brackets (C<[]>). The only available 577specifications enclosed in square brackets (C<[]>). The only available
522hint currently is C<codeset=codeset-name>, and this is only used for Xft 578hint currently is C<codeset=codeset-name>, and this is only used for Xft
523fonts. 579fonts.
533specifies five fonts to be used. The first one is C<9x15bold> (actually 589specifies five fonts to be used. The first one is C<9x15bold> (actually
534the iso8859-1 version of the second font), which is the base font (because 590the iso8859-1 version of the second font), which is the base font (because
535it is named first) and thus defines the character cell grid to be 9 pixels 591it is named first) and thus defines the character cell grid to be 9 pixels
536wide and 15 pixels high. 592wide and 15 pixels high.
537 593
538the second font is just used to add additional unicode characters not in 594The second font is just used to add additional unicode characters not in
539the base font, likewise the third, which is unfortunately non-bold, but 595the base font, likewise the third, which is unfortunately non-bold, but
540the bold version of the font does contain less characters, so this is a 596the bold version of the font does contain less characters, so this is a
541useful supplement. 597useful supplement.
542 598
543The third font is an Xft font with aliasing turned off, and the characters 599The third font is an Xft font with aliasing turned off, and the characters
645B<False>: do not scroll to bottom when tty receives output; option 701B<False>: do not scroll to bottom when tty receives output; option
646B<+si>. 702B<+si>.
647 703
648=item B<scrollWithBuffer:> I<boolean> 704=item B<scrollWithBuffer:> I<boolean>
649 705
650B<True>: scroll with scrollback buffer when tty recieves new lines (and 706B<True>: scroll with scrollback buffer when tty receives new lines (and
651B<scrollTtyOutput> is False); option B<+sw>. B<False>: do not scroll 707B<scrollTtyOutput> is False); option B<+sw>. B<False>: do not scroll
652with scrollback buffer when tty recieves new lines; option B<-sw>. 708with scrollback buffer when tty recieves new lines; option B<-sw>.
653 709
654=item B<scrollTtyKeypress:> I<boolean> 710=item B<scrollTtyKeypress:> I<boolean>
655 711
696=item B<mouseWheelScrollPage:> I<boolean> 752=item B<mouseWheelScrollPage:> I<boolean>
697 753
698B<True>: the mouse wheel scrolls a page full. B<False>: the mouse wheel 754B<True>: the mouse wheel scrolls a page full. B<False>: the mouse wheel
699scrolls five lines [default]. 755scrolls five lines [default].
700 756
757=item B<pastableTabs:> I<boolean>
758
759B<True>: store tabs as wide characters. B<False>: interpret tabs as cursor
760movement only; option C<-ptab>.
761
701=item B<cursorBlink:> I<boolean> 762=item B<cursorBlink:> I<boolean>
702 763
703B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 764B<True>: blink the cursor. B<False>: do not blink the cursor [default];
704option B<-bc>. 765option B<-bc>.
705 766
749 810
750I<name> of inputMethod to use; option B<-im>. 811I<name> of inputMethod to use; option B<-im>.
751 812
752=item B<imLocale:> I<name> 813=item B<imLocale:> I<name>
753 814
754The locale to use for opening the IM. You can use an LC_CTYPE of e.g. 815The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g.
755de_DE.UTF-8 for normal text processing but ja_JP.EUC-JP for the input 816C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the
756extension to be able to input japanese characters while staying in 817input extension to be able to input japanese characters while staying in
757another locale. option B<-imlocale>. 818another locale. option B<-imlocale>.
819
820=item B<imFont:> I<fontset>
821
822Specify the font-set used for XIM styles C<OverTheSpot> or
823C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated
824by commas), i.e. it's not in the same format as the other font lists used
825in @@RXVT_NAME@@. The default will be set-up to chose *any* suitable found
826found, preferably one or two pixels differing in size to the base font.
827option B<-imfont>.
828
829=item B<tripleclickwords:> I<boolean>
830
831Change the meaning of triple-click selection with the left mouse
832button. Instead of selecting a full line it will extend the selection to
833the end of the logical line only. option B<-tcw>.
758 834
759=item B<insecure:> I<boolean> 835=item B<insecure:> I<boolean>
760 836
761Enables "insecure" mode. Rxvt-unicode offers some escape sequences that 837Enables "insecure" mode. Rxvt-unicode offers some escape sequences that
762echo arbitrary strings like the icon name or the locale. This could be 838echo arbitrary strings like the icon name or the locale. This could be
763abused if somebody gets 8-bit-clean access to your display, wether 839abused if somebody gets 8-bit-clean access to your display, whether
764throuh a mail client displaying mail bodies unfiltered or though 840throuh a mail client displaying mail bodies unfiltered or though
765write(1). Therefore, these sequences are disabled by default. (Note 841write(1). Therefore, these sequences are disabled by default. (Note
766that other terminals, including xterm, have these sequences 842that other terminals, including xterm, have these sequences
767enabled by default). You can enable them by setting this boolean 843enabled by default). You can enable them by setting this boolean
768resource or specifying B<-insecure> as an option. At the moment, this 844resource or specifying B<-insecure> as an option. At the moment, this
792scrollback buffer and switching to/from the secondary screen will 868scrollback buffer and switching to/from the secondary screen will
793instead scroll the screen up. 869instead scroll the screen up.
794 870
795=item B<keysym.>I<sym>: I<string> 871=item B<keysym.>I<sym>: I<string>
796 872
797Associate I<string> with keysym I<sym> (B<0xFF00 - 0xFFFF>). It may 873Compile I<frills>: Associate I<string> with keysym I<sym>. The
798contain escape values (\a: bell, \b: backspace, \e, \E: escape, \n: 874intervening resource name B<keysym.> cannot be omitted.
799newline, \r: return, \t: 875
876The format of I<sym> is "I<(modifiers-)key>", where I<modifiers> can be
877any combination of B<ISOLevel3>, B<AppKeypad>, B<Control>, B<NumLock>,
878B<Shift>, B<Meta>, B<Lock>, B<Mod1>, B<Mod2>, B<Mod3>, B<Mod4>, B<Mod5>,
879and the abbreviated B<I>, B<K>, B<C>, B<N>, B<S>, B<M>, B<A>, B<L>, B<1>,
880B<2>, B<3>, B<4>, B<5>.
881
882The B<NumLock>, B<Meta> and B<ISOLevel3> modifiers are usually aliased to
883whatever modifier the NumLock key, Meta/Alt keys or ISO Level3 Shift/AltGr
884keys are being mapped. B<AppKeypad> is a synthetic modifier mapped to the
885current application keymap mode state.
886
887The spellings of I<key> can be obtained by using B<xev>(1) command or
888searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
889omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
890keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
891performed in an exact manner; however, the closest match is assured.
892
893I<string> may contain escape values (C<\a>: bell, C<\b>: backspace,
894C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab,
800tab, \000: octal number) or control characters (^?: delete, ^@: null, 895C<\000>: octal number) or verbatim control characters (C<^?>: delete,
801^A ...) and may enclosed with double quotes so that it can start or end 896C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
802with whitespace. The intervening resource name B<keysym.> cannot be 897can start or end with whitespace.
803omitted. This resource is only available when compiled with 898
804KEYSYM_RESOURCE. 899Please note that you need to double the C<\> when using
900C<--enable-xgetdefault>, as X itself does it's own de-escaping (you can
901use C<\033> instead of C<\e> (and so on), which will work with both Xt and
902@@RXVT_NAME@@'s own processing).
903
904You can define a range of keysyms in one shot by providing a I<string>
905with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimeter `/'
906should be a character not used by the strings.
907
908Its usage can be demonstrated by an example:
909
910 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|>
911
912The above line is equivalent to the following three lines:
913
914 URxvt.keysym.Meta-Control-0x61: \033<M-C-a>
915 URxvt.keysym.Meta-Control-0x62: \033<M-C-b>
916 URxvt.keysym.Meta-Control-0x63: \033<M-C-c>
917
918If I<string> takes the form of C<command:STRING>, the specified B<STRING>
919is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
920example the following means "change the current locale to C<zh_CN.GBK>
921when Control-Meta-c is being pressed":
922
923 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
924
925The following example will map Control-Meta-1 and Control-Meta-2 to
926the fonts C<suxuseuro> and C<9x15bold>, so you can have some limited
927font-switching at runtime:
928
929 URxvt.keysym.M-C-1: command:\033]50;suxuseuro\007
930 URxvt.keysym.M-C-2: command:\033]50;9x15bold\007
931
932Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more
933info):
934
935 URxvt.keysym.M-C-3: command:\033[8;25;80t
936 URxvt.keysym.M-C-4: command:\033[8;48;110t
805 937
806=back 938=back
807 939
808=head1 THE SCROLLBAR 940=head1 THE SCROLLBAR
809 941
823the normal text selection/insertion, hold either the Shift or the Meta 955the normal text selection/insertion, hold either the Shift or the Meta
824(Alt) key while performing the desired mouse action. 956(Alt) key while performing the desired mouse action.
825 957
826If mouse reporting mode is active, the normal scrollbar actions are 958If mouse reporting mode is active, the normal scrollbar actions are
827disabled -- on the assumption that we are using a fullscreen 959disabled -- on the assumption that we are using a fullscreen
828application. Instead, pressing Button1 and Button3 sends B<ESC[6~> 960application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~>
829(Next) and B<ESC[5~> (Prior), respectively. Similarly, clicking on the 961(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the
830up and down arrows sends B<ESC[A> (Up) and B<ESC[B> (Down), 962up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down),
831respectively. 963respectively.
832 964
833=head1 TEXT SELECTION AND INSERTION 965=head1 TEXT SELECTION AND INSERTION
834 966
835The behaviour of text selection and insertion mechanism is similar to 967The behaviour of text selection and insertion mechanism is similar to
837 969
838=over 4 970=over 4
839 971
840=item B<Selection>: 972=item B<Selection>:
841 973
842Left click at the beginning of the region, drag to the end of the 974Left click at the beginning of the region, drag to the end of the region
843region and release; Right click to extend the marked region; Left 975and release; Right click to extend the marked region; Left double-click
844double-click to select a word; Left triple-click to select the entire 976to select a word; Left triple-click to select the entire logical line
845line. 977(which can span multiple screen lines), unless modified by resource
978B<tripleclickwords>.
979
980Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys)
981(Compile: I<frills>) will create a rectangular selection instead of a normal
982one.
846 983
847=item B<Insertion>: 984=item B<Insertion>:
848 985
849Pressing and releasing the Middle mouse button (or B<Shift-Insert>) in 986Pressing and releasing the Middle mouse button (or B<Shift-Insert>) in
850an B<@@RXVT_NAME@@> window causes the current text selection to be 987an B<@@RXVT_NAME@@> window causes the current text selection to be
872C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1009C<--enable-frills>, the rest is available when rxvt-unicode was compiled
873with C<--enable-iso14755>. 1010with C<--enable-iso14755>.
874 1011
875=over 4 1012=over 4
876 1013
877=item 5.1: Basic method 1014=item * 5.1: Basic method
878 1015
879This allows you to enter unicode characters using their hexcode. 1016This allows you to enter unicode characters using their hexcode.
880 1017
881Start by pressing and holding both C<Control> and C<Shift>, then enter 1018Start by pressing and holding both C<Control> and C<Shift>, then enter
882hex-digits (between one and six). Releasing C<Control> and C<Shift> will 1019hex-digits (between one and six). Releasing C<Control> and C<Shift> will
889address, which you cannot type. Fortunately, the card has the e-mail 1026address, which you cannot type. Fortunately, the card has the e-mail
890address printed as hexcodes, e.g. C<671d 65e5>. You can enter this easily 1027address printed as hexcodes, e.g. C<671d 65e5>. You can enter this easily
891by pressing C<Control> and C<Shift>, followed by C<6-7-1-D-SPACE-6-5-E-5>, 1028by pressing C<Control> and C<Shift>, followed by C<6-7-1-D-SPACE-6-5-E-5>,
892followed by releasing the modifier keys. 1029followed by releasing the modifier keys.
893 1030
894=item 5.2: Keyboard symbols entry method 1031=item * 5.2: Keyboard symbols entry method
895 1032
896This mode lets you input characters representing the keycap symbols of 1033This mode lets you input characters representing the keycap symbols of
897your keyboard, if representable in the current locale encoding. 1034your keyboard, if representable in the current locale encoding.
898 1035
899Start by pressing C<Control> and C<Shift> together, then releasing 1036Start by pressing C<Control> and C<Shift> together, then releasing
900them. The next special key (cursor keys, home etc.) you enter will not 1037them. The next special key (cursor keys, home etc.) you enter will not
901invoke it's usual function but instead will insert the corresponding 1038invoke it's usual function but instead will insert the corresponding
902keycap symbol. The symbol will only be entered when the key has been 1039keycap symbol. The symbol will only be entered when the key has been
903released, otherwise pressing e.g. C<Shift> would enter the symbol for 1040released, otherwise pressing e.g. C<Shift> would enter the symbol for
904C<ISO Level 2 Switch>, although your intention might have beenm to enter a 1041C<ISO Level 2 Switch>, although your intention might have been to enter a
905reverse tab (Shift-Tab). 1042reverse tab (Shift-Tab).
906 1043
907=item 5.3: Screen-selection entry method 1044=item * 5.3: Screen-selection entry method
908 1045
909While this is implemented already (it's basically the selection 1046While this is implemented already (it's basically the selection
910mechanism), it could be extended by displaying a unicode character map. 1047mechanism), it could be extended by displaying a unicode character map.
911 1048
912=item 5.4: Feedback method for identifying displayed characters for later input 1049=item * 5.4: Feedback method for identifying displayed characters for later input
913 1050
914This method lets you display the unicode character code associated with 1051This method lets you display the unicode character code associated with
915characters already displayed. 1052characters already displayed.
916 1053
917You enter this mode by holding down C<Control> and C<Shift> together, then 1054You enter this mode by holding down C<Control> and C<Shift> together, then
929With respect to conformance, rxvt-unicode is supposed to be compliant to 1066With respect to conformance, rxvt-unicode is supposed to be compliant to
930both scenario A and B of ISO 14755, including part 5.2. 1067both scenario A and B of ISO 14755, including part 5.2.
931 1068
932=head1 LOGIN STAMP 1069=head1 LOGIN STAMP
933 1070
934B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so 1071B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that
935that it can be seen via the I<who(1)> command, and can accept messages. 1072it can be seen via the I<who(1)> command, and can accept messages. To
936To allow this feature, B<@@RXVT_NAME@@> must be installed setuid root on 1073allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root
937some systems. 1074on some systems or setgid to root or to some other group on others.
938 1075
939=head1 COLORS AND GRAPHICS 1076=head1 COLORS AND GRAPHICS
940 1077
941In addition to the default foreground and background colours, 1078In addition to the default foreground and background colours,
942B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1079B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus
983would yield White on Black, while on I<xterm>(1) it would yield Black 1120would yield White on Black, while on I<xterm>(1) it would yield Black
984on White. 1121on White.
985 1122
986=back 1123=back
987 1124
988=head1 FREQUENTLY ASKED QUESTIONS (FAQ) 1125=head1 ENVIRONMENT
1126
1127B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
989 1128
990=over 4 1129=over 4
991 1130
992=item How do I know which rxvt-unicode version I'm using? 1131=item B<TERM>
993 1132
994The version number is displayed with the usage (-h). Also the escape 1133Normally set to C<rxvt-unicode>, unless overwritten at configure time, via
995sequence C<ESC[8n> sets the window title to the version number. 1134resources or on the commandline.
996 1135
997=item When I log-in to another system it tells me about missing terminfo data? 1136=item B<COLORTERM>
998 1137
999The terminal description used by rxvt-unicode is not as widely available 1138Either C<rxvt>, C<rxvt-xpm>, depending on wether @@RXVT_NAME@@ was
1000as that for xterm, or even rxvt (for which the same problem often arises). 1139compiled with XPM support, and optionally with the added extension
1140C<-mono> to indicate that rxvt-unicode runs on a monochrome screen.
1001 1141
1002The correct solution for this problem is to install the terminfo, this can be done 1142=item B<COLORFGBG>
1003like this:
1004 1143
1005 infocmp rxvt-unicode >rxvt.unicode.tic 1144Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is
1006 scp rxvt-unicode.tic remotesystem: 1145the colour code used as default foreground/text colour (or the string
1007 ssh remotesystem tic rxvt-unicode.tic 1146C<default> to indicate that the default-colour escape sequence is to be
1008 1147used), C<bg> is the colour code used as default background colour (or the
1009... or by installing rxvt-unicode normally on the remote system, 1148string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1149was compiled with XPM support. Libraries like C<ncurses> and C<slang> can
1150(and do) use this information to optimize screen output.
1010 1151
1011If you cannot or do not want to do this, then you can simply set 1152=item B<WINDOWID>
1012C<TERM=rxvt> or even C<TERM=xterm>, and live with the small number of
1013problems arising, which includes wrong keymapping, less and different
1014colours and some refresh errors in fullscreen applications. It's a nice
1015quick-and-dirty workaround for rare cases, though.
1016 1153
1017If you always want to do this you can either recompile rxvt-unicode with 1154Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1018the desired TERM value or use a resource to set it: 1155window, which usually has subwindows for the scrollbar, the terminal
1156window and so on).
1019 1157
1020 URxvt.termName: rxvt 1158=item B<TERMINFO>
1021 1159
1022=item How can I configure rxvt-unicode so that it looks similar to the original rxvt? 1160Set to the terminfo directory iff @@RXVT_NAME@@ was configured with
1161C<--with-terminfo=PATH>.
1023 1162
1024Felix von Leitner says that these two lines, in your F<.Xdefaults>, will make rxvt-unicode 1163=item B<DISPLAY>
1025behave similar to the original rxvt:
1026 1164
1027 URxvt.font: -misc-fixed-medium-r-semicondensed--13-120-75-75-c-60-iso8859-1 1165Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1028 URxvt.boldFont: -misc-fixed-bold-r-semicondensed--13-120-75-75-c-60-iso8859-1 1166display in it's child processes.
1029 1167
1030=item Rxvt-unicode does not seem to understand the selected encoding? 1168=item B<SHELL>
1031 1169
1032=item Unicode does not seem to work? 1170The shell to be used for command execution, defaults to C</bin/sh>.
1033 1171
1034If you encounter strange problems like typing an accented character but 1172=item B<RXVTPATH>
1035getting two unrelated other characters or similar, or if program output is
1036subtly garbled, then you should check your locale settings.
1037 1173
1038Rxvt-unicode must be started with the same C<LC_CTYPE> setting as the 1174The path where @@RXVT_NAME@@ looks for support files such as menu and xpm
1039programs. Often rxvt-unicode is started in the C<C> locale, while the 1175files.
1040login script running within the rxvt-unicode window changes the locale to
1041sth. else, e.h. C<en_GB.UTF-8>. Needless to say, this is not going to work.
1042 1176
1043The best thing is to fix your startup environment, as you will likely run 1177=item B<PATH>
1044into other problems. If nothing works you can try this in your .profile.
1045 1178
1046 printf '\e]701;%s\007' "$LC_CTYPE" 1179Used in the same way as C<RXVTPATH>.
1047 1180
1048If this doesn't work, then maybe you use a C<LC_CTYPE> specification not 1181=item B<RXVT_SOCKET>
1049supported on your systems. Some systems have a C<locale> comamnd which
1050displays this. If it displays sth. like:
1051 1182
1052 locale: Cannot set LC_CTYPE to default locale: ... 1183The unix domain socket path used by @@RXVT_NAME@@c(1) and
1184@@RXVT_NAME@@d(1).
1053 1185
1054Then the locale you specified is not supported on your system. 1186Default C<< $HOME/.rxvt-unicode-<nodename >>.
1055 1187
1056If nothing works and you are sure that everything is set correctly then 1188=item B<HOME>
1057you will need to remember a little known fact: Some programs just don't
1058support locales :(
1059 1189
1060=item Why do the characters look ugly? 1190Used to locate the default directory for the unix domain socket for
1191daemon communications and to locate various resource files (such as
1192C<.Xdefaults>)
1061 1193
1062=item How does rxvt-unicode choose fonts? 1194=item B<XAPPLRESDIR>
1063 1195
1064Most fonts do not contain the full range of Unicode, which is 1196Directory where various X resource files are being located.
1065fine. Chances are that the font you (or the admin/package maintainer of
1066your system/os) have specified does not cover all the characters you want
1067to display.
1068 1197
1069B<rxvt-unicode> makes a best-effort try at finding a replacement 1198=item B<XENVIRONMENT>
1070font. Often the result is fine, but sometimes the chosen font looks
1071bad. Many fonts have totally strange characters that don't resemble the
1072correct glyph at all, and rxvt-unicode lacks the artificial intelligence
1073to detetc that a specific glyph is wrong: it has to believe the font that
1074the characters it contains indeed look correct.
1075 1199
1076In that case, select a font of your taste and add it to the font list, 1200If set and accessible, gives the name of a X resource file to be loaded by
1077e.g.:
1078
1079 @@RXVT_NAME@@ -fn basefont,font2,font3...
1080
1081When rxvt-unicode sees a character, it will first look at the base
1082font. If the base font does not contain the character, it will go to the
1083next font, and so on. Specifying your own fonts will also speed up this
1084search and use less resources within rxvt-unicode and the X-server.
1085
1086The only limitation is that all the fonts must not be larger than the base
1087font, as the base font defines the principial cell size, which must be the
1088same due to the way terminals work.
1089
1090=item Why do some chinese characters look so different than others?
1091
1092This is because there is a difference between script and language --
1093rxvt-unicode does not know which language the text that is output
1094is, as it only knows the unicode character codes. If rxvt-unicode
1095first sees a japanese character, it might choose a japanese font for
1096it. Subseqzuent japanese characters will take that font. Now, many chinese
1097characters aren't represented in japanese fonts, so when the first
1098non-japanese character comes up, rxvt-unicode will look for a chinese font
1099-- unfortunately at this point, it will still use the japanese font for
1100japanese characters that are also chinese.
1101
1102The workaround is easy: just tag a chinese font at the end of your font
1103list (see the previous question). The key is to view the font list as
1104a preference list: If you expect more japanese, list a japanese font
1105first. If you expect more chinese, put a chinese font first.
1106
1107In the future it might be possible to switch preferences at runtime (the
1108internal data structure has no problem with using different fonts for
1109the same character at the same time, but no interface for this has been
1110designed yet).
1111
1112=item How can I keep rxvt-unicode from using reverse video so much?
1113
1114First of all, make sure you are running with the right terminfo
1115(C<urxvt>), which will get rid of most of these effects. Then make sure
1116you have specified colours for italic and bold, as otherwise rxvt-unicode
1117might use reverse video to simulate the effect:
1118
1119 URxvt*colorBD: white
1120 URxvt*colorIT: green
1121
1122=item Some programs assume totally weird colours (red instead of blue), how can I fix that?
1123
1124For some unexplainable reason, some programs (i.e. irssi) assume a very
1125weird colour palette when confronted with a terminal with more than the
1126standard 8 colours (rxvt-unicode supports 88). The right fix is, of
1127course, to fix these programs not to assume non-ISO colours without very
1128good reasons.
1129
1130In the meantime, you can either edit your C<urxvt> terminfo definition to
1131only claim 8 colour support or use C<TERM=rxvt>, which will fix colours
1132but keep you from using other rxvt-unicode features.
1133
1134=item How does rxvt-unicode determine the encoding to use?
1135
1136=item Is there an option to switch encodings?
1137
1138Unlike some other terminals, rxvt-unicode has no encoding switch, and no
1139specific "utf-8" mode, such as xterm. In fact, it doesn't even know about
1140UTF-8 or any other encodings with respect to terminal I/O.
1141
1142The reasons is that there exists a perfectly fine mechanism for selecting
1143the encoding, doing I/O and (most important) communicating this to all
1144applications so everybody agrees on character properties such as width and
1145code number. This mechanism is the I<locale>.
1146
1147Rxvt-unicode uses the C<LC_CTYPE> locale category to select encoding. All
1148programs doing the same (that is, most) will automatically agree in the
1149interpretation of characters.
1150
1151Unfortunately, there is no system-independent way to select locales, nor
1152is there a standard on how locale specifiers will look like.
1153
1154On most systems, the content of the C<LC_CTYPE> environment variable
1155contains an arbitrary string which corresponds to an already-installed
1156locale. Common names for locales are C<en_US.UTF-8>, C<de_DE.ISO-8859-15>,
1157C<ja_JP.EUC-JP>, i.e. C<language_country.encoding>, but other forms
1158(i.e. C<de> or C<german>) are also common.
1159
1160Rxvt-unicode ignores all other locale categories, and except for
1161the encoding, ignores country or language-specific settings,
1162i.e. C<de_DE.UTF-8> and C<ja_JP.UTF-8> are the same for rxvt-unicode.
1163
1164If you want to use a specific encoding you have to make sure you start
1165rxvt-unicode with the correct C<LC_CTYPE> category.
1166
1167=item Can I switch locales at runtime?
1168
1169Yes, using an escape sequence. Try sth. like this, which sets
1170rxvt-unicode's idea of C<LC_CTYPE>.
1171
1172 printf '\e]701;%s\007' ja_JP.SJIS
1173
1174See also the previous question.
1175
1176Sometimes this capability is rather handy when you want to work in one
1177locale (e.g. C<de_DE.UTF-8>) but some programs don't support UTF-8. For
1178example, I use this script to start C<xjdic>, which first switches to a
1179locale supported by xjdic and back later:
1180
1181 printf '\e]701;%s\007' ja_JP.SJIS
1182 xjdic -js
1183 printf '\e]701;%s\007' de_DE.UTF-8
1184
1185=item Can I switch the fonts at runtime?
1186
1187Yes, using an escape sequence. Try sth. like this, which has the same
1188effect as using the C<-fn> switch, and takes effect immediately:
1189
1190 printf '\e]50;%s\007' "9x15bold,xft:Kochi Gothic"
1191
1192This is useful if you e.g. work primarily with japanese (and prefer a
1193japanese font), but you have to switch to chinese temporarily, where
1194japanese fonts would only be in your way.
1195
1196You can think of this as a kind of manual ISO-2022 switching.
1197
1198=item Why do italic characters look as if clipped?
1199
1200Many fonts have difficulties with italic characters and hinting. For
1201example, the otherwise very nicely hinted font C<xft:Bitstream Vera Sans
1202Mono> completely fails in it's italic face. A workaround is to enable
1203freetype autohinting, i.e. like this:
1204
1205 URxvt*italicFont: xft:Bitstream Vera Sans Mono:italic:autohint=true
1206 URxvt*boldItalicFont: xft:Bitstream Vera Sans Mono:bold:italic:autohint=true
1207
1208=item My input method wants <some encoding> but I want UTF-8, what can I do?
1209
1210You cna specify separate locales for the input method and the rest of the
1211terminal, using the resource C<imlocale>:
1212
1213 URxvt*imlocale: ja_JP.EUC-JP
1214
1215Now you can start your terminal with C<LC_CTYPE=ja_JP.UTF-8> and still
1216use your input method. Please note, however, that you will not be able to
1217input characters outside C<EUC-JP> in a normal way then, as your input
1218method limits you.
1219
1220=item Rxvt-unicode uses gobs of memory, how can I reduce that?
1221
1222Rxvt-unicode tries to obey the rule of not charging you for sth. you
1223don't use. One thing you should try is to configure out all settings that
1224you don't need, for example, Xft support is a resource hog by design,
1225when used. Compiling it out ensures that no Xft font will be loaded
1226accidentally when rxvt-unicode tries to find a font for your characters.
1227
1228Also, many people (me included) like large windows and even larger
1229scrollback buffers: Without C<--enable-unicode3>, rxvt-unicode will use
12306 bytes per screen cell. For a 160x?? window this amounts to almost a
1231kilobyte per line. A scorllback buffer of 10000 lines will then (if full)
1232use 10 Megabytes of memory. With C<--enable-unicode3> it gets worse, as
1233rxvt-unicode then uses 8 bytes per screen cell.
1234
1235=item Can I speed up Xft rendering somehow?
1236
1237Yes, the most obvious way to speed it up is to avoid Xft entirely, as
1238it is simply slow. If you still want Xft fonts you might try to disable
1239antialiasing (by appending C<:antialiasing=false>), which saves lots of
1240memory and also speeds up rendering considerably.
1241
1242=item Rxvt-unicode doesn't seem to anti-alias its fonts, what is wrong?
1243
1244Rxvt-unicode will use whatever you specify as a font. If it needs to
1245fall back to it's default font search list it will prefer X11 core
1246fonts, because they are small and fast, and then use Xft fonts. It has
1247antialiaisng disabled for most of them, because the author thinks they
1248look best that way.
1249
1250If you want antialiasing, you have to specify the fonts manually.
1251
1252=item Mouse cut/paste suddenly no longer works.
1253
1254Make sure that mouse reporting is actually turned off since killing
1255some editors prematurely may leave the mouse in mouse report mode. I've
1256heard that tcsh may use mouse reporting unless it otherwise specified. A
1257quick check is to see if cut/paste works when the Alt or Shift keys are
1258depressed. See @@RXVT_NAME@@(7)
1259
1260=item What's with this bold/blink stuff?
1261
1262If no bold colour is set via C<colorBD:>, bold will invert text using the
1263standard foreground colour.
1264
1265For the standard background colour, blinking will actually make the
1266text blink when compiled with C<--enable-blinking>. with standard
1267colours. Without C<--enable-blinking>, the blink attribute will be
1268ignored.
1269
1270On ANSI colours, bold/blink attributes are used to set high-intensity
1271foreground/background colors.
1272
1273color0-7 are the low-intensity colors.
1274
1275color8-15 are the corresponding high-intensity colors.
1276
1277=item I don't like the screen colors. How do I change them?
1278
1279You can change the screen colors at run-time using F<~/.Xdefaults>
1280resources (or as long-options).
1281
1282Here are values that are supposed to resemble a VGA screen,
1283including the murky brown that passes for low-intensity yellow:
1284
1285 Rxvt*color0: #000000
1286 Rxvt*color1: #A80000
1287 Rxvt*color2: #00A800
1288 Rxvt*color3: #A8A800
1289 Rxvt*color4: #0000A8
1290 Rxvt*color5: #A800A8
1291 Rxvt*color6: #00A8A8
1292 Rxvt*color7: #A8A8A8
1293
1294 Rxvt*color8: #000054
1295 Rxvt*color9: #FF0054
1296 Rxvt*color10: #00FF54
1297 Rxvt*color11: #FFFF54
1298 Rxvt*color12: #0000FF
1299 Rxvt*color13: #FF00FF
1300 Rxvt*color14: #00FFFF
1301 Rxvt*color15: #FFFFFF
1302
1303=item What's with the strange Backspace/Delete key behaviour?
1304
1305Assuming that the physical Backspace key corresponds to the
1306BackSpace keysym (not likely for Linux ... see the following
1307question) there are two standard values that can be used for
1308Backspace: C<^H> and C<^?>.
1309
1310Historically, either value is correct, but rxvt-unicode adopts the debian
1311policy of using C<^?> when unsure, because it's the one only only correct
1312choice :).
1313
1314Rxvt-unicode tries to inherit the current stty settings and uses the value
1315of `erase' to guess the value for backspace. If rxvt-unicode wasn't
1316started from a terminal (say, from a menu or by remote shell), then the
1317system value of `erase', which corresponds to CERASE in <termios.h>, will
1318be used (which may not be the same as your stty setting).
1319
1320For starting a new rxvt-unicode:
1321
1322 # use Backspace = ^H
1323 $ stty erase ^H
1324 $ @@RXVT_NAME@@ 1201@@RXVT_NAME@@.
1325
1326 # use Backspace = ^?
1327 $ stty erase ^?
1328 $ @@RXVT_NAME@@
1329
1330Toggle with "ESC[36h" / "ESC[36l" as documented in @@RXVT_NAME@@(7).
1331
1332For an existing rxvt-unicode:
1333
1334 # use Backspace = ^H
1335 $ stty erase ^H
1336 $ echo -n "^[[36h"
1337
1338 # use Backspace = ^?
1339 $ stty erase ^?
1340 $ echo -n "^[[36l"
1341
1342This helps satisfy some of the Backspace discrepancies that occur, but
1343if you use Backspace = C<^H>, make sure that the termcap/terminfo value
1344properly reflects that.
1345
1346The Delete key is a another casualty of the ill-defined Backspace problem.
1347To avoid confusion between the Backspace and Delete keys, the Delete
1348key has been assigned an escape sequence to match the vt100 for Execute
1349(ESC[3~) and is in the supplied termcap/terminfo.
1350
1351Some other Backspace problems:
1352
1353some editors use termcap/terminfo,
1354some editors (vim I'm told) expect Backspace = ^H,
1355GNU Emacs (and Emacs-like editors) use ^H for help.
1356
1357Perhaps someday this will all be resolved in a consistent manner.
1358
1359=item I don't like the key-bindings. How do I change them?
1360
1361There are some compile-time selections available via configure. Unless
1362you have run "configure" with the C<--disable-resources> option you can
1363use the `keysym' resource to alter the keystrings associated with keysym
13640xFF00 - 0xFFFF (function, cursor keys, etc).
1365
1366Here's an example for a tn3270 session started using `@@RXVT_NAME@@ -name tn3270'
1367
1368 !# ----- special uses ------:
1369 ! tn3270 login, remap function and arrow keys.
1370 tn3270*font: *clean-bold-*-*--15-*
1371
1372 ! keysym - used by rxvt only
1373 ! Delete - ^D
1374 tn3270*keysym.0xFFFF: \004
1375
1376 ! Home - ^A
1377 tn3270*keysym.0xFF50: \001
1378 ! Left - ^B
1379 tn3270*keysym.0xFF51: \002
1380 ! Up - ^P
1381 tn3270*keysym.0xFF52: \020
1382 ! Right - ^F
1383 tn3270*keysym.0xFF53: \006
1384 ! Down - ^N
1385 tn3270*keysym.0xFF54: \016
1386 ! End - ^E
1387 tn3270*keysym.0xFF57: \005
1388
1389 ! F1 - F12
1390 tn3270*keysym.0xFFBE: \e1
1391 tn3270*keysym.0xFFBF: \e2
1392 tn3270*keysym.0xFFC0: \e3
1393 tn3270*keysym.0xFFC1: \e4
1394 tn3270*keysym.0xFFC2: \e5
1395 tn3270*keysym.0xFFC3: \e6
1396 tn3270*keysym.0xFFC4: \e7
1397 tn3270*keysym.0xFFC5: \e8
1398 tn3270*keysym.0xFFC6: \e9
1399 tn3270*keysym.0xFFC7: \e0
1400 tn3270*keysym.0xFFC8: \e-
1401 tn3270*keysym.0xFFC9: \e=
1402
1403 ! map Prior/Next to F7/F8
1404 tn3270*keysym.0xFF55: \e7
1405 tn3270*keysym.0xFF56: \e8
1406
1407=item I'm using keyboard model XXX that has extra Prior/Next/Insert keys.
1408How do I make use of them? For example, the Sun Keyboard type 4
1409has the following mappings that rxvt-unicode doesn't recognize.
1410
1411 KP_Insert == Insert
1412 F22 == Print
1413 F27 == Home
1414 F29 == Prior
1415 F33 == End
1416 F35 == Next
1417
1418Rather than have rxvt-unicode try to accomodate all the various possible keyboard
1419mappings, it is better to use `xmodmap' to remap the keys as required for
1420your particular machine.
1421
1422=item How do I distinguish if I'm running rxvt-unicode or a regular xterm?
1423I need this to decide about setting colors etc.
1424
1425rxvt and rxvt-unicode always export the variable "COLORTERM", so you can
1426check and see if that is set. Note that several programs, JED, slrn,
1427Midnight Commander automatically check this variable to decide whether or
1428not to use color.
1429
1430=item How do I set the correct, full IP address for the DISPLAY variable?
1431
1432If you've compiled rxvt-unicode with DISPLAY_IS_IP and ahve enabled
1433insecure mode then it is possible to use the following shell script
1434snippets to correctly set the display. If your version of rxvt-unicode
1435wasn't also compiled with ESCZ_ANSWER (as assumed in these snippets) then
1436the COLORTERM variable can be used to distinguish rxvt-unicode from a
1437regular xterm.
1438
1439Courtesy of Chuck Blake <cblake@BBN.COM> with the following shell script
1440snippets:
1441
1442 # Bourne/Korn/POSIX family of shells:
1443 [ ${TERM:-foo} = foo ] && TERM=xterm # assume an xterm if we don't know
1444 if [ ${TERM:-foo} = xterm ]; then
1445 stty -icanon -echo min 0 time 15 # see if enhanced rxvt or not
1446 echo -n '^[Z'
1447 read term_id
1448 stty icanon echo
1449 if [ ""${term_id} = '^[[?1;2C' -a ${DISPLAY:-foo} = foo ]; then
1450 echo -n '^[[7n' # query the rxvt we are in for the DISPLAY string
1451 read DISPLAY # set it in our local shell
1452 fi
1453 fi
1454
1455=item How do I compile the manual pages for myself?
1456
1457You need to have a recent version of perl installed as F</usr/bin/perl>,
1458one that comes with F<pod2man>, F<pod2text> and F<pod2html>. Then go to
1459the doc subdirectory and enter C<make alldoc>.
1460 1202
1461=back 1203=back
1462 1204
1463=head1 ENVIRONMENT
1464
1465B<@@RXVT_NAME@@> sets the environment variables B<TERM>, B<COLORTERM>
1466and B<COLORFGBG>. The environment variable B<WINDOWID> is set to the X
1467window id number of the B<@@RXVT_NAME@@> window and it also uses and
1468sets the environment variable B<DISPLAY> to specify which display
1469terminal to use. B<@@RXVT_NAME@@> uses the environment variables
1470B<RXVTPATH> and B<PATH> to find XPM files.
1471
1472=head1 FILES 1205=head1 FILES
1473 1206
1474=over 4 1207=over 4
1475 1208
1476=item B</etc/utmp>
1477
1478System file for login records.
1479
1480=item B</usr/lib/X11/rgb.txt> 1209=item B</usr/lib/X11/rgb.txt>
1481 1210
1482Color names. 1211Color names.
1483 1212
1484=back 1213=back
1499 1228
1500=over 4 1229=over 4
1501 1230
1502=item Project Coordinator 1231=item Project Coordinator
1503 1232
1504@@RXVT_MAINT@@ L<@@RXVT_MAINTEMAIL@@> 1233Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >>
1505 1234
1506=item Web page maintainter 1235L<http://software.schmorp.de/#rxvt-unicode>
1507
1508@@RXVT_WEBMAINT@@ L<@@RXVT_WEBMAINTEMAIL@@>
1509
1510L<@@RXVT_WEBPAGE@@>
1511 1236
1512=back 1237=back
1513 1238
1514=head1 AUTHORS 1239=head1 AUTHORS
1515 1240
1540=item Geoff Wing L<< <gcw@pobox.com> >> 1265=item Geoff Wing L<< <gcw@pobox.com> >>
1541 1266
1542Rewrote screen display and text selection routines. Project Coordinator 1267Rewrote screen display and text selection routines. Project Coordinator
1543(changes.txt 2.4.6 - rxvt-unicode) 1268(changes.txt 2.4.6 - rxvt-unicode)
1544 1269
1545=item Marc Alexander Lehmann L<< <rxvt@schmorp.de> >> 1270=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1546 1271
1547Forked rxvt-unicode, rewrote most of the display code and internal 1272Forked rxvt-unicode, rewrote most of the display code and internal
1548character handling to store text in unicode, improve xterm 1273character handling to store text in unicode, improve xterm
1549compatibility and apply numerous other bugfixes and extensions. 1274compatibility and apply numerous other bugfixes and extensions.
1550 1275

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