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Revision 1.20 by root, Sat Dec 24 12:55:17 2005 UTC vs.
Revision 1.32 by root, Thu Jan 19 19:26:30 2006 UTC

1FREQUENTLY ASKED QUESTIONS 1FREQUENTLY ASKED QUESTIONS
2 The new selection selects pieces that are too big, how can I select
3 single words?
4 Yes. For example, if you want to select alphanumeric words, you can
5 use the following resource:
6
7 URxvt.selection.pattern-0: ([[:word:]]+)
8
9 If you click more than twice, the selection will be extended more
10 and more.
11
12 To get a selection that is very similar to the old code, try this
13 pattern:
14
15 URxvt.selection.pattern-0: ([^"&'()*,;<=>?@[\\\\]^`{|})]+)
16
17 Please also note that the *LeftClick Shift-LeftClik* combination
18 also selects words like the old code.
19
20 I don't like the new selection/popups/hotkeys/perl, how do I
21 change/disable it?
22 You can disable the perl extension completely by setting the
23 perl-ext-common resource to the empty string, which also keeps
24 rxvt-unicode from initialising perl, saving memory.
25
26 If you only want to disable specific features, you first have to
27 identify which perl extension is responsible. For this, read the
28 section PREPACKAGED EXTENSIONS in the rxvtperl(3) manpage. For
29 example, to disable the selection-popup and option-popup, specify
30 this perl-ext-common resource:
31
32 URxvt.perl-ext-common: default,-selection-popup,-option-popup
33
34 This will keep the default extensions, but disable the two popup
35 extensions. Some extensions can also be configured, for example,
36 scrollback search mode is triggered by M-s. You can move it to any
37 other combination either by setting the searchable-scrollback
38 resource:
39
40 URxvt.searchable-scrollback: CM-s
41
2 Isn't rxvt supposed to be small? Don't all those features bloat? 42 Isn't rxvt supposed to be small? Don't all those features bloat?
3 I often get asked about this, and I think, no, they didn't cause 43 I often get asked about this, and I think, no, they didn't cause
4 extra bloat. If you compare a minimal rxvt and a minimal urxvt, you 44 extra bloat. If you compare a minimal rxvt and a minimal urxvt, you
5 can see that the urxvt binary is larger (due to some encoding tables 45 can see that the urxvt binary is larger (due to some encoding tables
6 always being compiled in), but it actually uses less memory (RSS) 46 always being compiled in), but it actually uses less memory (RSS)
35 75
36 Compared to e.g. Eterm (5112k), aterm (3132k) and xterm (4680k), 76 Compared to e.g. Eterm (5112k), aterm (3132k) and xterm (4680k),
37 this still fares rather well. And compared to some monsters like 77 this still fares rather well. And compared to some monsters like
38 gnome-terminal (21152k + extra 4204k in separate processes) or 78 gnome-terminal (21152k + extra 4204k in separate processes) or
39 konsole (22200k + extra 43180k in daemons that stay around after 79 konsole (22200k + extra 43180k in daemons that stay around after
40 exit, plus half aminute of startup time, including the hundreds of 80 exit, plus half a minute of startup time, including the hundreds of
41 warnings it spits out), it fares extremely well *g*. 81 warnings it spits out), it fares extremely well *g*.
42 82
43 Why C++, isn't that unportable/bloated/uncool? 83 Why C++, isn't that unportable/bloated/uncool?
44 Is this a question? :) It comes up very often. The simple answer is: 84 Is this a question? :) It comes up very often. The simple answer is:
45 I had to write it, and C++ allowed me to write and maintain it in a 85 I had to write it, and C++ allowed me to write and maintain it in a
83 terminal as an example embedding application. 123 terminal as an example embedding application.
84 124
85 How do I know which rxvt-unicode version I'm using? 125 How do I know which rxvt-unicode version I'm using?
86 The version number is displayed with the usage (-h). Also the escape 126 The version number is displayed with the usage (-h). Also the escape
87 sequence "ESC [ 8 n" sets the window title to the version number. 127 sequence "ESC [ 8 n" sets the window title to the version number.
88 When using the urxvtc client, the version displayed is that of the 128 When using the rxvtc client, the version displayed is that of the
89 daemon. 129 daemon.
90 130
91 I am using Debian GNU/Linux and have a problem... 131 I am using Debian GNU/Linux and have a problem...
92 The Debian GNU/Linux package of rxvt-unicode in sarge contains large 132 The Debian GNU/Linux package of rxvt-unicode in sarge contains large
93 patches that considerably change the behaviour of rxvt-unicode. 133 patches that considerably change the behaviour of rxvt-unicode (but
94 Before reporting a bug to the original rxvt-unicode author please 134 unfortunately this notice has been removed). Before reporting a bug
95 download and install the genuine version 135 to the original rxvt-unicode author please download and install the
96 (<http://software.schmorp.de#rxvt-unicode>) and try to reproduce the 136 genuine version (<http://software.schmorp.de#rxvt-unicode>) and try
97 problem. If you cannot, chances are that the problems are specific 137 to reproduce the problem. If you cannot, chances are that the
98 to Debian GNU/Linux, in which case it should be reported via the 138 problems are specific to Debian GNU/Linux, in which case it should
99 Debian Bug Tracking System (use "reportbug" to report the bug). 139 be reported via the Debian Bug Tracking System (use "reportbug" to
140 report the bug).
100 141
101 For other problems that also affect the Debian package, you can and 142 For other problems that also affect the Debian package, you can and
102 probably should use the Debian BTS, too, because, after all, it's 143 probably should use the Debian BTS, too, because, after all, it's
103 also a bug in the Debian version and it serves as a reminder for 144 also a bug in the Debian version and it serves as a reminder for
104 other users that might encounter the same issue. 145 other users that might encounter the same issue.
146
147 I am maintaining rxvt-unicode for distribution/OS XXX, any
148 recommendation?
149 You should build one binary with the default options. configure now
150 enables most useful options, and the trend goes to making them
151 runtime-switchable, too, so there is usually no drawback to enbaling
152 them, except higher disk and possibly memory usage. The perl
153 interpreter should be enabled, as important functionality (menus,
154 selection, likely more in the future) depends on it.
155
156 You should not overwrite the "perl-ext-common" snd "perl-ext"
157 resources system-wide (except maybe with "defaults"). This will
158 result in useful behaviour. If your distribution aims at low memory,
159 add an empty "perl-ext-common" resource to the app-defaults file.
160 This will keep the perl interpreter disabled until the user enables
161 it.
162
163 If you can/want build more binaries, I recommend building a minimal
164 one with "--disable-everything" (very useful) and a maximal one with
165 "--enable-everything" (less useful, it will be very big due to a lot
166 of encodings built-in that increase download times and are rarely
167 used).
168
169 I need to make it setuid/setgid to support utmp/ptys on my OS, is this
170 safe?
171 It should be, starting with release 7.1. You are encouraged to
172 properly install urxvt with privileges necessary for your OS now.
173
174 When rxvt-unicode detects that it runs setuid or setgid, it will
175 fork into a helper process for privileged operations (pty handling
176 on some systems, utmp/wtmp/lastlog handling on others) and drop
177 privileges immediately. This is much safer than most other terminals
178 that keep privileges while running (but is more relevant to urxvt,
179 as it contains things as perl interpreters, which might be "helpful"
180 to attackers).
181
182 This forking is done as the very first within main(), which is very
183 early and reduces possible bugs to initialisation code run before
184 main(), or things like the dynamic loader of your system, which
185 should result in very little risk.
105 186
106 When I log-in to another system it tells me about missing terminfo data? 187 When I log-in to another system it tells me about missing terminfo data?
107 The terminal description used by rxvt-unicode is not as widely 188 The terminal description used by rxvt-unicode is not as widely
108 available as that for xterm, or even rxvt (for which the same 189 available as that for xterm, or even rxvt (for which the same
109 problem often arises). 190 problem often arises).
134 215
135 "tic" outputs some error when compiling the terminfo entry. 216 "tic" outputs some error when compiling the terminfo entry.
136 Most likely it's the empty definition for "enacs=". Just replace it 217 Most likely it's the empty definition for "enacs=". Just replace it
137 by "enacs=\E[0@" and try again. 218 by "enacs=\E[0@" and try again.
138 219
139 "bash"'s readline does not work correctly under urxvt. 220 "bash"'s readline does not work correctly under rxvt.
140 I need a termcap file entry. 221 I need a termcap file entry.
141 One reason you might want this is that some distributions or 222 One reason you might want this is that some distributions or
142 operating systems still compile some programs using the 223 operating systems still compile some programs using the
143 long-obsoleted termcap library (Fedora Core's bash is one example) 224 long-obsoleted termcap library (Fedora Core's bash is one example)
144 and rely on a termcap entry for "rxvt-unicode". 225 and rely on a termcap entry for "rxvt-unicode".
255 indeed look correct. 336 indeed look correct.
256 337
257 In that case, select a font of your taste and add it to the font 338 In that case, select a font of your taste and add it to the font
258 list, e.g.: 339 list, e.g.:
259 340
260 urxvt -fn basefont,font2,font3... 341 rxvt -fn basefont,font2,font3...
261 342
262 When rxvt-unicode sees a character, it will first look at the base 343 When rxvt-unicode sees a character, it will first look at the base
263 font. If the base font does not contain the character, it will go to 344 font. If the base font does not contain the character, it will go to
264 the next font, and so on. Specifying your own fonts will also speed 345 the next font, and so on. Specifying your own fonts will also speed
265 up this search and use less resources within rxvt-unicode and the 346 up this search and use less resources within rxvt-unicode and the
497 578
498 My input method wants <some encoding> but I want UTF-8, what can I do? 579 My input method wants <some encoding> but I want UTF-8, what can I do?
499 You can specify separate locales for the input method and the rest 580 You can specify separate locales for the input method and the rest
500 of the terminal, using the resource "imlocale": 581 of the terminal, using the resource "imlocale":
501 582
502 URxvt*imlocale: ja_JP.EUC-JP 583 URxvt.imlocale: ja_JP.EUC-JP
503 584
504 Now you can start your terminal with "LC_CTYPE=ja_JP.UTF-8" and 585 Now you can start your terminal with "LC_CTYPE=ja_JP.UTF-8" and
505 still use your input method. Please note, however, that you will not 586 still use your input method. Please note, however, that you will not
506 be able to input characters outside "EUC-JP" in a normal way then, 587 be able to input characters outside "EUC-JP" in a normal way then,
507 as your input method limits you. 588 as your input method limits you.
550 Mouse cut/paste suddenly no longer works. 631 Mouse cut/paste suddenly no longer works.
551 Make sure that mouse reporting is actually turned off since killing 632 Make sure that mouse reporting is actually turned off since killing
552 some editors prematurely may leave the mouse in mouse report mode. 633 some editors prematurely may leave the mouse in mouse report mode.
553 I've heard that tcsh may use mouse reporting unless it otherwise 634 I've heard that tcsh may use mouse reporting unless it otherwise
554 specified. A quick check is to see if cut/paste works when the Alt 635 specified. A quick check is to see if cut/paste works when the Alt
555 or Shift keys are depressed. See urxvt(7) 636 or Shift keys are depressed.
556 637
557 What's with this bold/blink stuff? 638 What's with this bold/blink stuff?
558 If no bold colour is set via "colorBD:", bold will invert text using 639 If no bold colour is set via "colorBD:", bold will invert text using
559 the standard foreground colour. 640 the standard foreground colour.
560 641
615 URxvt.color6: #73f7ff 696 URxvt.color6: #73f7ff
616 URxvt.color14: #73f7ff 697 URxvt.color14: #73f7ff
617 URxvt.color7: #e1dddd 698 URxvt.color7: #e1dddd
618 URxvt.color15: #e1dddd 699 URxvt.color15: #e1dddd
619 700
620 How can I start urxvtd in a race-free way? 701 How can I start rxvtd in a race-free way?
621 Try "urxvtd -f -o", which tells urxvtd to open the display, create 702 Try "rxvtd -f -o", which tells rxvtd to open the display, create the
622 the listening socket and then fork. 703 listening socket and then fork.
623 704
624 What's with the strange Backspace/Delete key behaviour? 705 What's with the strange Backspace/Delete key behaviour?
625 Assuming that the physical Backspace key corresponds to the 706 Assuming that the physical Backspace key corresponds to the
626 BackSpace keysym (not likely for Linux ... see the following 707 BackSpace keysym (not likely for Linux ... see the following
627 question) there are two standard values that can be used for 708 question) there are two standard values that can be used for
640 721
641 For starting a new rxvt-unicode: 722 For starting a new rxvt-unicode:
642 723
643 # use Backspace = ^H 724 # use Backspace = ^H
644 $ stty erase ^H 725 $ stty erase ^H
645 $ urxvt 726 $ rxvt
646 727
647 # use Backspace = ^? 728 # use Backspace = ^?
648 $ stty erase ^? 729 $ stty erase ^?
649 $ urxvt 730 $ rxvt
650 731
651 Toggle with "ESC [ 36 h" / "ESC [ 36 l" as documented in urxvt(7). 732 Toggle with "ESC [ 36 h" / "ESC [ 36 l".
652 733
653 For an existing rxvt-unicode: 734 For an existing rxvt-unicode:
654 735
655 # use Backspace = ^H 736 # use Backspace = ^H
656 $ stty erase ^H 737 $ stty erase ^H
682 There are some compile-time selections available via configure. 763 There are some compile-time selections available via configure.
683 Unless you have run "configure" with the "--disable-resources" 764 Unless you have run "configure" with the "--disable-resources"
684 option you can use the `keysym' resource to alter the keystrings 765 option you can use the `keysym' resource to alter the keystrings
685 associated with keysyms. 766 associated with keysyms.
686 767
687 Here's an example for a URxvt session started using "urxvt -name 768 Here's an example for a URxvt session started using "rxvt -name
688 URxvt" 769 URxvt"
689 770
690 URxvt.keysym.Home: \033[1~ 771 URxvt.keysym.Home: \033[1~
691 URxvt.keysym.End: \033[4~ 772 URxvt.keysym.End: \033[4~
692 URxvt.keysym.C-apostrophe: \033<C-'> 773 URxvt.keysym.C-apostrophe: \033<C-'>

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