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Revision 1.75 by root, Sun Nov 14 17:59:19 2021 UTC

1FREQUENTLY ASKED QUESTIONS 1RXVT-UNICODE/URXVT FREQUENTLY ASKED QUESTIONS
2 Meta, Features & Commandline Issues 2 Meta, Features & Commandline Issues
3 My question isn't answered here, can I ask a human? 3 My question isn't answered here, can I ask a human?
4 Before sending me mail, you could go to IRC: "irc.freenode.net", channel 4 Before sending me mail, you could go to IRC: "irc.libera.chat", channel
5 "#rxvt-unicode" has some rxvt-unicode enthusiasts that might be 5 "#rxvt-unicode" has some rxvt-unicode enthusiasts that might be
6 interested in learning about new and exciting problems (but not FAQs :). 6 interested in learning about new and exciting problems (but not FAQs :).
7
8 I use Gentoo, and I have a problem...
9 There are two big problems with Gentoo Linux: first, most if not all
10 Gentoo systems are completely broken (missing or mismatched header
11 files, broken compiler etc. are just the tip of the iceberg); secondly,
12 it should be called Gentoo GNU/Linux.
13
14 For these reasons, it is impossible to support rxvt-unicode on Gentoo.
15 Problems appearing on Gentoo systems will usually simply be ignored
16 unless they can be reproduced on non-Gentoo systems.
7 17
8 Does it support tabs, can I have a tabbed rxvt-unicode? 18 Does it support tabs, can I have a tabbed rxvt-unicode?
9 Beginning with version 7.3, there is a perl extension that implements a 19 Beginning with version 7.3, there is a perl extension that implements a
10 simple tabbed terminal. It is installed by default, so any of these 20 simple tabbed terminal. It is installed by default, so any of these
11 should give you tabs: 21 should give you tabs:
42 52
43 How can I start urxvtd in a race-free way? 53 How can I start urxvtd in a race-free way?
44 Try "urxvtd -f -o", which tells urxvtd to open the display, create the 54 Try "urxvtd -f -o", which tells urxvtd to open the display, create the
45 listening socket and then fork. 55 listening socket and then fork.
46 56
47 How do I distinguish wether I'm running rxvt-unicode or a regular xterm? I need this to decide about setting colors etc. 57 How can I start urxvtd automatically when I run urxvtc?
48 rxvt and rxvt-unicode always export the variable "COLORTERM", so you can 58 If you want to start urxvtd automatically whenever you run urxvtc and
49 check and see if that is set. Note that several programs, JED, slrn, 59 the daemon isn't running yet, use this script:
50 Midnight Commander automatically check this variable to decide whether 60
51 or not to use color. 61 #!/bin/sh
62 urxvtc "$@"
63 if [ $? -eq 2 ]; then
64 urxvtd -q -o -f
65 urxvtc "$@"
66 fi
67
68 This tries to create a new terminal, and if fails with exit status 2,
69 meaning it couldn't connect to the daemon, it will start the daemon and
70 re-run the command. Subsequent invocations of the script will re-use the
71 existing daemon.
72
73 Another option is to use systemd socket-based activation (see
74 systemd.socket(5)). Here is an example of a service unit file and of a
75 socket unit file for the default socket path:
76
77 urxvtd.service
78 [Unit]
79 Description=urxvt terminal daemon
80 Requires=urxvtd.socket
81
82 [Service]
83 ExecStart=/usr/bin/urxvtd -o
84
85 urxvtd.socket
86 [Unit]
87 Description=urxvt terminal daemon socket
88
89 [Socket]
90 ListenStream=%h/.urxvt/urxvtd-%H
91
92 [Install]
93 WantedBy=sockets.target
94
95 How do I distinguish whether I'm running rxvt-unicode or a regular
96xterm? I need this to decide about setting colours etc.
97 The original rxvt and rxvt-unicode always export the variable
98 "COLORTERM", so you can check and see if that is set. Note that several
99 programs, JED, slrn, Midnight Commander automatically check this
100 variable to decide whether or not to use colour.
52 101
53 How do I set the correct, full IP address for the DISPLAY variable? 102 How do I set the correct, full IP address for the DISPLAY variable?
54 If you've compiled rxvt-unicode with DISPLAY_IS_IP and have enabled 103 If you've compiled rxvt-unicode with DISPLAY_IS_IP and have enabled
55 insecure mode then it is possible to use the following shell script 104 insecure mode then it is possible to use the following shell script
56 snippets to correctly set the display. If your version of rxvt-unicode 105 snippets to correctly set the display. If your version of rxvt-unicode
63 112
64 # Bourne/Korn/POSIX family of shells: 113 # Bourne/Korn/POSIX family of shells:
65 [ ${TERM:-foo} = foo ] && TERM=xterm # assume an xterm if we don't know 114 [ ${TERM:-foo} = foo ] && TERM=xterm # assume an xterm if we don't know
66 if [ ${TERM:-foo} = xterm ]; then 115 if [ ${TERM:-foo} = xterm ]; then
67 stty -icanon -echo min 0 time 15 # see if enhanced rxvt or not 116 stty -icanon -echo min 0 time 15 # see if enhanced rxvt or not
68 echo -n '^[Z' 117 printf "\eZ"
69 read term_id 118 read term_id
70 stty icanon echo 119 stty icanon echo
71 if [ ""${term_id} = '^[[?1;2C' -a ${DISPLAY:-foo} = foo ]; then 120 if [ ""${term_id} = '^[[?1;2C' -a ${DISPLAY:-foo} = foo ]; then
72 echo -n '^[[7n' # query the rxvt we are in for the DISPLAY string 121 printf '\e[7n' # query the rxvt we are in for the DISPLAY string
73 read DISPLAY # set it in our local shell 122 read DISPLAY # set it in our local shell
74 fi 123 fi
75 fi 124 fi
76 125
77 How do I compile the manual pages on my own? 126 How do I compile the manual pages on my own?
78 You need to have a recent version of perl installed as /usr/bin/perl, 127 You need to have a recent version of perl installed as /usr/bin/perl,
79 one that comes with pod2man, pod2text and pod2html. Then go to the doc 128 one that comes with pod2man, pod2text and pod2xhtml (from Pod::Xhtml).
80 subdirectory and enter "make alldoc". 129 Then go to the doc subdirectory and enter "make alldoc".
81 130
82 Isn't rxvt-unicode supposed to be small? Don't all those features bloat? 131 Isn't rxvt-unicode supposed to be small? Don't all those features bloat?
83 I often get asked about this, and I think, no, they didn't cause extra 132 I often get asked about this, and I think, no, they didn't cause extra
84 bloat. If you compare a minimal rxvt and a minimal urxvt, you can see 133 bloat. If you compare a minimal rxvt and a minimal urxvt, you can see
85 that the urxvt binary is larger (due to some encoding tables always 134 that the urxvt binary is larger (due to some encoding tables always
90 139
91 text data bss drs rss filename 140 text data bss drs rss filename
92 98398 1664 24 15695 1824 rxvt --disable-everything 141 98398 1664 24 15695 1824 rxvt --disable-everything
93 188985 9048 66616 18222 1788 urxvt --disable-everything 142 188985 9048 66616 18222 1788 urxvt --disable-everything
94 143
95 When you "--enable-everything" (which _is_ unfair, as this involves xft 144 When you "--enable-everything" (which *is* unfair, as this involves xft
96 and full locale/XIM support which are quite bloaty inside libX11 and my 145 and full locale/XIM support which are quite bloaty inside libX11 and my
97 libc), the two diverge, but not unreasnobaly so. 146 libc), the two diverge, but not unreasonably so.
98 147
99 text data bss drs rss filename 148 text data bss drs rss filename
100 163431 2152 24 20123 2060 rxvt --enable-everything 149 163431 2152 24 20123 2060 rxvt --enable-everything
101 1035683 49680 66648 29096 3680 urxvt --enable-everything 150 1035683 49680 66648 29096 3680 urxvt --enable-everything
102 151
130 the case of rxvt-unicode this hardly matters, as its portability limits 179 the case of rxvt-unicode this hardly matters, as its portability limits
131 are defined by things like X11, pseudo terminals, locale support and 180 are defined by things like X11, pseudo terminals, locale support and
132 unix domain sockets, which are all less portable than C++ itself. 181 unix domain sockets, which are all less portable than C++ itself.
133 182
134 Regarding the bloat, see the above question: It's easy to write programs 183 Regarding the bloat, see the above question: It's easy to write programs
135 in C that use gobs of memory, an certainly possible to write programs in 184 in C that use gobs of memory, and certainly possible to write programs
136 C++ that don't. C++ also often comes with large libraries, but this is 185 in C++ that don't. C++ also often comes with large libraries, but this
137 not necessarily the case with GCC. Here is what rxvt links against on my 186 is not necessarily the case with GCC. Here is what rxvt links against on
138 system with a minimal config: 187 my system with a minimal config:
139 188
140 libX11.so.6 => /usr/X11R6/lib/libX11.so.6 (0x00002aaaaabc3000) 189 libX11.so.6 => /usr/X11R6/lib/libX11.so.6 (0x00002aaaaabc3000)
141 libc.so.6 => /lib/libc.so.6 (0x00002aaaaadde000) 190 libc.so.6 => /lib/libc.so.6 (0x00002aaaaadde000)
142 libdl.so.2 => /lib/libdl.so.2 (0x00002aaaab01d000) 191 libdl.so.2 => /lib/libdl.so.2 (0x00002aaaab01d000)
143 /lib64/ld-linux-x86-64.so.2 (0x00002aaaaaaab000) 192 /lib64/ld-linux-x86-64.so.2 (0x00002aaaaaaab000)
144 193
145 And here is rxvt-unicode: 194 And here is rxvt-unicode:
146 195
147 libX11.so.6 => /usr/X11R6/lib/libX11.so.6 (0x00002aaaaabc3000) 196 libX11.so.6 => /usr/X11R6/lib/libX11.so.6 (0x00002aaaaabc3000)
148 libgcc_s.so.1 => /lib/libgcc_s.so.1 (0x00002aaaaada2000) 197 libgcc_s.so.1 => /lib/libgcc_s.so.1 (0x00002aaaaada2000)
149 libc.so.6 => /lib/libc.so.6 (0x00002aaaaaeb0000) 198 libc.so.6 => /lib/libc.so.6 (0x00002aaaaaeb0000)
150 libdl.so.2 => /lib/libdl.so.2 (0x00002aaaab0ee000) 199 libdl.so.2 => /lib/libdl.so.2 (0x00002aaaab0ee000)
151 /lib64/ld-linux-x86-64.so.2 (0x00002aaaaaaab000) 200 /lib64/ld-linux-x86-64.so.2 (0x00002aaaaaaab000)
152 201
153 No large bloated libraries (of course, none were linked in statically), 202 No large bloated libraries (of course, none were linked in statically),
154 except maybe libX11 :) 203 except maybe libX11 :)
155 204
156 Rendering, Font & Look and Feel Issues 205 Rendering, Font & Look and Feel Issues
161 rite of passage: ... and you failed. 210 rite of passage: ... and you failed.
162 211
163 Here are four ways to get transparency. Do read the manpage and option 212 Here are four ways to get transparency. Do read the manpage and option
164 descriptions for the programs mentioned and rxvt-unicode. Really, do it! 213 descriptions for the programs mentioned and rxvt-unicode. Really, do it!
165 214
166 1. Use inheritPixmap: 215 1. Use pseudo-transparency:
167 216
168 Esetroot wallpaper.jpg 217 Esetroot wallpaper.jpg
169 urxvt -ip -tint red -sh 40 218 urxvt -tr -tint red -sh 40
170 219
171 That works. If you think it doesn't, you lack transparency and tinting 220 That works. If you think it doesn't, you lack transparency and tinting
172 support, or you are unable to read. 221 support, or you are unable to read. This method requires that the
222 background-setting program sets the _XROOTPMAP_ID or ESETROOT_PMAP_ID
223 property. Compatible programs are Esetroot, hsetroot and feh.
173 224
174 2. Use a simple pixmap and emulate pseudo-transparency. This enables you 225 2. Use a simple pixmap and emulate pseudo-transparency. This enables you
175 to use effects other than tinting and shading: Just shade/tint/whatever 226 to use effects other than tinting and shading: Just shade/tint/whatever
176 your picture with gimp or any other tool: 227 your picture with gimp or any other tool:
177 228
178 convert wallpaper.jpg -blur 20x20 -modulate 30 background.xpm 229 convert wallpaper.jpg -blur 20x20 -modulate 30 background.jpg
179 urxvt -pixmap background.xpm -pe automove-background 230 urxvt -pixmap "background.jpg;:root"
180 231
181 That works. If you think it doesn't, you lack XPM and Perl support, or 232 That works. If you think it doesn't, you lack GDK-PixBuf support, or you
182 you are unable to read. 233 are unable to read.
183 234
184 3. Use an ARGB visual: 235 3. Use an ARGB visual:
185 236
186 urxvt -depth 32 -fg grey90 -bg rgba:0000/0000/4444/cccc 237 urxvt -depth 32 -fg grey90 -bg rgba:0000/0000/4444/cccc
187 238
188 This requires XFT support, and the support of your X-server. If that 239 This requires XFT support, and the support of your X-server. If that
189 doesn't work for you, blame Xorg and Keith Packard. ARGB visuals aren't 240 doesn't work for you, find a working composite manager or window
190 there yet, no matter what they claim. Rxvt-Unicode contains the 241 manager, both are required to support ARGB visuals for client windows.
191 neccessary bugfixes and workarounds for Xft and Xlib to make it work,
192 but that doesn't mean that your WM has the required kludges in place.
193 242
194 4. Use xcompmgr and let it do the job: 243 4. Use xcompmgr and let it do the job:
195 244
196 xprop -frame -f _NET_WM_WINDOW_OPACITY 32c \ 245 xprop -frame -f _NET_WM_WINDOW_OPACITY 32c \
197 -set _NET_WM_WINDOW_OPACITY 0xc0000000 246 -set _NET_WM_WINDOW_OPACITY 0xc0000000
198 247
199 Then click on a window you want to make transparent. Replace 0xc0000000 248 Then click on a window you want to make transparent. Replace 0xc0000000
200 by other values to change the degree of opacity. If it doesn't work and 249 by other values to change the degree of opacity. If it doesn't work and
201 your server crashes, you got to keep the pieces. 250 your server crashes, you got to keep the pieces.
202
203 Why do some chinese characters look so different than others?
204 This is because there is a difference between script and language --
205 rxvt-unicode does not know which language the text that is output is, as
206 it only knows the unicode character codes. If rxvt-unicode first sees a
207 japanese/chinese character, it might choose a japanese font for display.
208 Subsequent japanese characters will use that font. Now, many chinese
209 characters aren't represented in japanese fonts, so when the first
210 non-japanese character comes up, rxvt-unicode will look for a chinese
211 font -- unfortunately at this point, it will still use the japanese font
212 for chinese characters that are also in the japanese font.
213
214 The workaround is easy: just tag a chinese font at the end of your font
215 list (see the previous question). The key is to view the font list as a
216 preference list: If you expect more japanese, list a japanese font
217 first. If you expect more chinese, put a chinese font first.
218
219 In the future it might be possible to switch language preferences at
220 runtime (the internal data structure has no problem with using different
221 fonts for the same character at the same time, but no interface for this
222 has been designed yet).
223
224 Until then, you might get away with switching fonts at runtime (see "Can
225 I switch the fonts at runtime?" later in this document).
226 251
227 Why does rxvt-unicode sometimes leave pixel droppings? 252 Why does rxvt-unicode sometimes leave pixel droppings?
228 Most fonts were not designed for terminal use, which means that 253 Most fonts were not designed for terminal use, which means that
229 character size varies a lot. A font that is otherwise fine for terminal 254 character size varies a lot. A font that is otherwise fine for terminal
230 use might contain some characters that are simply too wide. Rxvt-unicode 255 use might contain some characters that are simply too wide. Rxvt-unicode
236 however: Xft fonts often draw glyphs larger than their acclaimed 261 however: Xft fonts often draw glyphs larger than their acclaimed
237 bounding box, and rxvt-unicode has no way of detecting this (the correct 262 bounding box, and rxvt-unicode has no way of detecting this (the correct
238 way is to ask for the character bounding box, which unfortunately is 263 way is to ask for the character bounding box, which unfortunately is
239 wrong in these cases). 264 wrong in these cases).
240 265
241 It's not clear (to me at least), wether this is a bug in Xft, freetype, 266 It's not clear (to me at least), whether this is a bug in Xft, freetype,
242 or the respective font. If you encounter this problem you might try 267 or the respective font. If you encounter this problem you might try
243 using the "-lsp" option to give the font more height. If that doesn't 268 using the "-lsp" option to give the font more height. If that doesn't
244 work, you might be forced to use a different font. 269 work, you might be forced to use a different font.
245 270
246 All of this is not a problem when using X11 core fonts, as their 271 All of this is not a problem when using X11 core fonts, as their
268 293
269 Can I switch the fonts at runtime? 294 Can I switch the fonts at runtime?
270 Yes, using an escape sequence. Try something like this, which has the 295 Yes, using an escape sequence. Try something like this, which has the
271 same effect as using the "-fn" switch, and takes effect immediately: 296 same effect as using the "-fn" switch, and takes effect immediately:
272 297
273 printf '\e]50;%s\007' "9x15bold,xft:Kochi Gothic" 298 printf '\33]50;%s\007' "9x15bold,xft:Kochi Gothic"
274 299
275 This is useful if you e.g. work primarily with japanese (and prefer a 300 This is useful if you e.g. work primarily with japanese (and prefer a
276 japanese font), but you have to switch to chinese temporarily, where 301 japanese font), but you have to switch to chinese temporarily, where
277 japanese fonts would only be in your way. 302 japanese fonts would only be in your way.
278 303
279 You can think of this as a kind of manual ISO-2022 switching. 304 You can think of this as a kind of manual ISO-2022 switching.
280 305
281 Why do italic characters look as if clipped? 306 Why do italic characters look as if clipped?
282 Many fonts have difficulties with italic characters and hinting. For 307 Many fonts have difficulties with italic characters and hinting. For
283 example, the otherwise very nicely hinted font "xft:Bitstream Vera Sans 308 example, the otherwise very nicely hinted font "xft:Bitstream Vera Sans
284 Mono" completely fails in it's italic face. A workaround might be to 309 Mono" completely fails in its italic face. A workaround might be to
285 enable freetype autohinting, i.e. like this: 310 enable freetype autohinting, i.e. like this:
286 311
287 URxvt.italicFont: xft:Bitstream Vera Sans Mono:italic:autohint=true 312 URxvt.italicFont: xft:Bitstream Vera Sans Mono:italic:autohint=true
288 URxvt.boldItalicFont: xft:Bitstream Vera Sans Mono:bold:italic:autohint=true 313 URxvt.boldItalicFont: xft:Bitstream Vera Sans Mono:bold:italic:autohint=true
289 314
293 antialiasing (by appending ":antialias=false"), which saves lots of 318 antialiasing (by appending ":antialias=false"), which saves lots of
294 memory and also speeds up rendering considerably. 319 memory and also speeds up rendering considerably.
295 320
296 Rxvt-unicode doesn't seem to anti-alias its fonts, what is wrong? 321 Rxvt-unicode doesn't seem to anti-alias its fonts, what is wrong?
297 Rxvt-unicode will use whatever you specify as a font. If it needs to 322 Rxvt-unicode will use whatever you specify as a font. If it needs to
298 fall back to it's default font search list it will prefer X11 core 323 fall back to its default font search list it will prefer X11 core fonts,
299 fonts, because they are small and fast, and then use Xft fonts. It has 324 because they are small and fast, and then use Xft fonts. It has
300 antialiasing disabled for most of them, because the author thinks they 325 antialiasing disabled for most of them, because the author thinks they
301 look best that way. 326 look best that way.
302 327
303 If you want antialiasing, you have to specify the fonts manually. 328 If you want antialiasing, you have to specify the fonts manually.
304 329
305 What's with this bold/blink stuff? 330 What's with this bold/blink stuff?
306 If no bold colour is set via "colorBD:", bold will invert text using the 331 If no bold colour is set via "colorBD:", bold will invert text using the
307 standard foreground colour. 332 standard foreground colour.
308 333
309 For the standard background colour, blinking will actually make the text 334 For the standard background colour, blinking will actually make the text
310 blink when compiled with "--enable-blinking". with standard colours. 335 blink when compiled with "--enable-text-blink". Without
311 Without "--enable-blinking", the blink attribute will be ignored. 336 "--enable-text-blink", the blink attribute will be ignored.
312 337
313 On ANSI colours, bold/blink attributes are used to set high-intensity 338 On ANSI colours, bold/blink attributes are used to set high-intensity
314 foreground/background colors. 339 foreground/background colours.
315 340
316 color0-7 are the low-intensity colors. 341 color0-7 are the low-intensity colours.
317 342
318 color8-15 are the corresponding high-intensity colors. 343 color8-15 are the corresponding high-intensity colours.
319 344
320 I don't like the screen colors. How do I change them? 345 I don't like the screen colours. How do I change them?
321 You can change the screen colors at run-time using ~/.Xdefaults 346 You can change the screen colours at run-time using ~/.Xdefaults
322 resources (or as long-options). 347 resources (or as long-options).
323 348
324 Here are values that are supposed to resemble a VGA screen, including 349 Here are values that are supposed to resemble a VGA screen, including
325 the murky brown that passes for low-intensity yellow: 350 the murky brown that passes for low-intensity yellow:
326 351
340 URxvt.color12: #0000FF 365 URxvt.color12: #0000FF
341 URxvt.color13: #FF00FF 366 URxvt.color13: #FF00FF
342 URxvt.color14: #00FFFF 367 URxvt.color14: #00FFFF
343 URxvt.color15: #FFFFFF 368 URxvt.color15: #FFFFFF
344 369
345 And here is a more complete set of non-standard colors described (not by 370 And here is a more complete set of non-standard colours.
346 me) as "pretty girly".
347 371
348 URxvt.cursorColor: #dc74d1 372 URxvt.cursorColor: #dc74d1
349 URxvt.pointerColor: #dc74d1 373 URxvt.pointerColor: #dc74d1
350 URxvt.background: #0e0e0e 374 URxvt.background: #0e0e0e
351 URxvt.foreground: #4ad5e1 375 URxvt.foreground: #4ad5e1
362 URxvt.color6: #73f7ff 386 URxvt.color6: #73f7ff
363 URxvt.color14: #73f7ff 387 URxvt.color14: #73f7ff
364 URxvt.color7: #e1dddd 388 URxvt.color7: #e1dddd
365 URxvt.color15: #e1dddd 389 URxvt.color15: #e1dddd
366 390
391 They have been described (not by me) as "pretty girly".
392
367 Why do some characters look so much different than others? 393 Why do some characters look so much different than others?
368 See next entry. 394 See next entry.
369 395
370 How does rxvt-unicode choose fonts? 396 How does rxvt-unicode choose fonts?
371 Most fonts do not contain the full range of Unicode, which is fine. 397 Most fonts do not contain the full range of Unicode, which is fine.
382 408
383 In that case, select a font of your taste and add it to the font list, 409 In that case, select a font of your taste and add it to the font list,
384 e.g.: 410 e.g.:
385 411
386 urxvt -fn basefont,font2,font3... 412 urxvt -fn basefont,font2,font3...
387 413
388 When rxvt-unicode sees a character, it will first look at the base font. 414 When rxvt-unicode sees a character, it will first look at the base font.
389 If the base font does not contain the character, it will go to the next 415 If the base font does not contain the character, it will go to the next
390 font, and so on. Specifying your own fonts will also speed up this 416 font, and so on. Specifying your own fonts will also speed up this
391 search and use less resources within rxvt-unicode and the X-server. 417 search and use less resources within rxvt-unicode and the X-server.
392 418
393 The only limitation is that none of the fonts may be larger than the 419 The only limitation is that none of the fonts may be larger than the
394 base font, as the base font defines the terminal character cell size, 420 base font, as the base font defines the terminal character cell size,
395 which must be the same due to the way terminals work. 421 which must be the same due to the way terminals work.
396 422
423 Why do some chinese characters look so different than others?
424 This is because there is a difference between script and language --
425 rxvt-unicode does not know which language the text that is output is, as
426 it only knows the unicode character codes. If rxvt-unicode first sees a
427 japanese/chinese character, it might choose a japanese font for display.
428 Subsequent japanese characters will use that font. Now, many chinese
429 characters aren't represented in japanese fonts, so when the first
430 non-japanese character comes up, rxvt-unicode will look for a chinese
431 font -- unfortunately at this point, it will still use the japanese font
432 for chinese characters that are also in the japanese font.
433
434 The workaround is easy: just tag a chinese font at the end of your font
435 list (see the previous question). The key is to view the font list as a
436 preference list: If you expect more japanese, list a japanese font
437 first. If you expect more chinese, put a chinese font first.
438
439 In the future it might be possible to switch language preferences at
440 runtime (the internal data structure has no problem with using different
441 fonts for the same character at the same time, but no interface for this
442 has been designed yet).
443
444 Until then, you might get away with switching fonts at runtime (see "Can
445 I switch the fonts at runtime?" later in this document).
446
447 How can I make mplayer display video correctly?
448 We are working on it, in the meantime, as a workaround, use something
449 like:
450
451 urxvt -b 600 -geometry 20x1 -e sh -c 'mplayer -wid $WINDOWID file...'
452
453 Why is the cursor now blinking in emacs/vi/...?
454 This is likely caused by your editor/program's use of the "cvvis"
455 terminfo capability. Emacs uses it by default, as well as some versions
456 of vi and possibly other programs.
457
458 In emacs, you can switch that off by adding this to your ".emacs" file:
459
460 (setq visible-cursor nil)
461
462 For other programs, if they do not have an option, your have to remove
463 the "cvvis" capability from the terminfo description.
464
465 When urxvt first added the blinking cursor option, it didn't add a
466 "cvvis" capability, which served no purpose before. Version 9.21
467 introduced "cvvis" (and the ability to control blinking independent of
468 cursor shape) for compatibility with other terminals, which
469 traditionally use a blinking cursor for "cvvis". This also reflects the
470 intent of programs such as emacs, who expect "cvvis" to enable a
471 blinking cursor.
472
397 Keyboard, Mouse & User Interaction 473 Keyboard, Mouse & User Interaction
398 The new selection selects pieces that are too big, how can I select single words? 474 The new selection selects pieces that are too big, how can I select single words?
399 If you want to select e.g. alphanumeric words, you can use the following 475 If you want to select e.g. alphanumeric words, you can use the following
400 setting: 476 setting:
401 477
407 To get a selection that is very similar to the old code, try this 483 To get a selection that is very similar to the old code, try this
408 pattern: 484 pattern:
409 485
410 URxvt.selection.pattern-0: ([^"&'()*,;<=>?@[\\\\]^`{|})]+) 486 URxvt.selection.pattern-0: ([^"&'()*,;<=>?@[\\\\]^`{|})]+)
411 487
412 Please also note that the *LeftClick Shift-LeftClik* combination also 488 Please also note that the *LeftClick Shift-LeftClick* combination also
413 selects words like the old code. 489 selects words like the old code.
414 490
415 I don't like the new selection/popups/hotkeys/perl, how do I change/disable it? 491 I don't like the new selection/popups/hotkeys/perl, how do I change/disable it?
416 You can disable the perl extension completely by setting the 492 You can disable the perl extension completely by setting the
417 perl-ext-common resource to the empty string, which also keeps 493 perl-ext-common resource to the empty string, which also keeps
426 URxvt.perl-ext-common: default,-selection-popup,-option-popup 502 URxvt.perl-ext-common: default,-selection-popup,-option-popup
427 503
428 This will keep the default extensions, but disable the two popup 504 This will keep the default extensions, but disable the two popup
429 extensions. Some extensions can also be configured, for example, 505 extensions. Some extensions can also be configured, for example,
430 scrollback search mode is triggered by M-s. You can move it to any other 506 scrollback search mode is triggered by M-s. You can move it to any other
431 combination either by setting the searchable-scrollback resource: 507 combination by adding a keysym resource that binds the desired
508 combination to the "start" action of "searchable-scrollback" and another
509 one that binds M-s to the "builtin:" action:
432 510
433 URxvt.searchable-scrollback: CM-s 511 URxvt.keysym.CM-s: searchable-scrollback:start
512 URxvt.keysym.M-s: builtin:
434 513
435 The cursor moves when selecting text in the current input line, how do I switch this off? 514 The cursor moves when selecting text in the current input line, how do I switch this off?
436 See next entry. 515 See next entry.
437 516
438 During rlogin/ssh/telnet/etc. sessions, clicking near the cursor outputs strange escape sequences, how do I fix this? 517 During rlogin/ssh/telnet/etc. sessions, clicking near the cursor outputs strange escape sequences, how do I fix this?
440 circumstances, it will move your cursor around when you click into the 519 circumstances, it will move your cursor around when you click into the
441 line that contains it. It tries hard not to do this at the wrong moment, 520 line that contains it. It tries hard not to do this at the wrong moment,
442 but when running a program that doesn't parse cursor movements or in 521 but when running a program that doesn't parse cursor movements or in
443 some cases during rlogin sessions, it fails to detect this properly. 522 some cases during rlogin sessions, it fails to detect this properly.
444 523
445 You can permamently switch this feature off by disabling the "readline" 524 You can permanently switch this feature off by disabling the "readline"
446 extension: 525 extension:
447 526
448 URxvt.perl-ext-common: default,-readline 527 URxvt.perl-ext-common: default,-readline
449 528
450 My numerical keypad acts weird and generates differing output? 529 My numeric keypad acts weird and generates differing output?
451 Some Debian GNUL/Linux users seem to have this problem, although no 530 Some Debian GNU/Linux users seem to have this problem, although no
452 specific details were reported so far. It is possible that this is 531 specific details were reported so far. It is possible that this is
453 caused by the wrong "TERM" setting, although the details of wether and 532 caused by the wrong "TERM" setting, although the details of whether and
454 how this can happen are unknown, as "TERM=rxvt" should offer a 533 how this can happen are unknown, as "TERM=rxvt" should offer a
455 compatible keymap. See the answer to the previous question, and please 534 compatible keymap. See the answer to the previous question, and please
456 report if that helped. 535 report if that helped.
457 536
458 My Compose (Multi_key) key is no longer working. 537 My Compose (Multi_key) key is no longer working.
459 The most common causes for this are that either your locale is not set 538 The most common causes for this are that either your locale is not set
460 correctly, or you specified a preeditStyle that is not supported by your 539 correctly, or you specified a preeditType that is not supported by your
461 input method. For example, if you specified OverTheSpot and your input 540 input method. For example, if you specified OverTheSpot and your input
462 method (e.g. the default input method handling Compose keys) does not 541 method (e.g. the default input method handling Compose keys) does not
463 support this (for instance because it is not visual), then rxvt-unicode 542 support this (for instance because it is not visual), then rxvt-unicode
464 will continue without an input method. 543 will continue without an input method.
465 544
466 In this case either do not specify a preeditStyle or specify more than 545 In this case either do not specify a preeditType or specify more than
467 one pre-edit style, such as OverTheSpot,Root,None. 546 one pre-edit style, such as OverTheSpot,Root,None.
547
548 If it still doesn't work, then maybe your input method doesn't support
549 compose sequences - to fall back to the built-in one, make sure you
550 don't specify an input method via "-im" or "XMODIFIERS".
468 551
469 I cannot type "Ctrl-Shift-2" to get an ASCII NUL character due to ISO 14755 552 I cannot type "Ctrl-Shift-2" to get an ASCII NUL character due to ISO 14755
470 Either try "Ctrl-2" alone (it often is mapped to ASCII NUL even on 553 Either try "Ctrl-2" alone (it often is mapped to ASCII NUL even on
471 international keyboards) or simply use ISO 14755 support to your 554 international keyboards) or simply use ISO 14755 support to your
472 advantage, typing <Ctrl-Shift-0> to get a ASCII NUL. This works for 555 advantage, typing <Ctrl-Shift-0> to get a ASCII NUL. This works for
473 other codes, too, such as "Ctrl-Shift-1-d" to type the default telnet 556 other codes, too, such as "Ctrl-Shift-1-d" to type the default telnet
474 escape character and so on. 557 escape character and so on.
475 558
476 Mouse cut/paste suddenly no longer works. 559 Mouse cut/paste suddenly no longer works.
477 Make sure that mouse reporting is actually turned off since killing some 560 Make sure that mouse reporting is actually turned off since killing some
478 editors prematurely may leave the mouse in mouse report mode. I've heard 561 editors prematurely may leave it active. I've heard that tcsh may use
479 that tcsh may use mouse reporting unless it otherwise specified. A quick 562 mouse reporting unless it is otherwise specified. A quick check is to
480 check is to see if cut/paste works when the Alt or Shift keys are 563 see if cut/paste works when the Alt or Shift keys are pressed.
481 depressed.
482 564
483 What's with the strange Backspace/Delete key behaviour? 565 What's with the strange Backspace/Delete key behaviour?
484 Assuming that the physical Backspace key corresponds to the BackSpace 566 Assuming that the physical Backspace key corresponds to the Backspace
485 keysym (not likely for Linux ... see the following question) there are 567 keysym (not likely for Linux ... see the following question) there are
486 two standard values that can be used for Backspace: "^H" and "^?". 568 two standard values that can be used for Backspace: "^H" and "^?".
487 569
488 Historically, either value is correct, but rxvt-unicode adopts the 570 Historically, either value is correct, but rxvt-unicode adopts the
489 debian policy of using "^?" when unsure, because it's the one only only 571 debian policy of using "^?" when unsure, because it's the one and only
490 correct choice :). 572 correct choice :).
491 573
492 Rxvt-unicode tries to inherit the current stty settings and uses the 574 It is possible to toggle between "^H" and "^?" with the DECBKM private
493 value of `erase' to guess the value for backspace. If rxvt-unicode 575 mode:
494 wasn't started from a terminal (say, from a menu or by remote shell),
495 then the system value of `erase', which corresponds to CERASE in
496 <termios.h>, will be used (which may not be the same as your stty
497 setting).
498
499 For starting a new rxvt-unicode:
500 576
501 # use Backspace = ^H 577 # use Backspace = ^H
502 $ stty erase ^H 578 $ stty erase ^H
503 $ urxvt 579 $ printf "\e[?67h"
504 580
505 # use Backspace = ^? 581 # use Backspace = ^?
506 $ stty erase ^? 582 $ stty erase ^?
507 $ urxvt 583 $ printf "\e[?67l"
508
509 Toggle with "ESC [ 36 h" / "ESC [ 36 l".
510
511 For an existing rxvt-unicode:
512
513 # use Backspace = ^H
514 $ stty erase ^H
515 $ echo -n "^[[36h"
516
517 # use Backspace = ^?
518 $ stty erase ^?
519 $ echo -n "^[[36l"
520 584
521 This helps satisfy some of the Backspace discrepancies that occur, but 585 This helps satisfy some of the Backspace discrepancies that occur, but
522 if you use Backspace = "^H", make sure that the termcap/terminfo value 586 if you use Backspace = "^H", make sure that the termcap/terminfo value
523 properly reflects that. 587 properly reflects that.
524 588
540 use the `keysym' resource to alter the keystrings associated with 604 use the `keysym' resource to alter the keystrings associated with
541 keysyms. 605 keysyms.
542 606
543 Here's an example for a URxvt session started using "urxvt -name URxvt" 607 Here's an example for a URxvt session started using "urxvt -name URxvt"
544 608
609 URxvt.keysym.Prior: \033[5~
610 URxvt.keysym.Next: \033[6~
545 URxvt.keysym.Home: \033[1~ 611 URxvt.keysym.Home: \033[7~
546 URxvt.keysym.End: \033[4~ 612 URxvt.keysym.End: \033[8~
547 URxvt.keysym.C-apostrophe: \033<C-'>
548 URxvt.keysym.C-slash: \033<C-/>
549 URxvt.keysym.C-semicolon: \033<C-;>
550 URxvt.keysym.C-grave: \033<C-`>
551 URxvt.keysym.C-comma: \033<C-,>
552 URxvt.keysym.C-period: \033<C-.>
553 URxvt.keysym.C-0x60: \033<C-`>
554 URxvt.keysym.C-Tab: \033<C-Tab>
555 URxvt.keysym.C-Return: \033<C-Return>
556 URxvt.keysym.S-Return: \033<S-Return>
557 URxvt.keysym.S-space: \033<S-Space>
558 URxvt.keysym.M-Up: \033<M-Up> 613 URxvt.keysym.Up: \033[A
559 URxvt.keysym.M-Down: \033<M-Down> 614 URxvt.keysym.Down: \033[B
615 URxvt.keysym.Right: \033[C
560 URxvt.keysym.M-Left: \033<M-Left> 616 URxvt.keysym.Left: \033[D
561 URxvt.keysym.M-Right: \033<M-Right>
562 URxvt.keysym.M-C-0: list \033<M-C- 0123456789 >
563 URxvt.keysym.M-C-a: list \033<M-C- abcdefghijklmnopqrstuvwxyz >
564 URxvt.keysym.F12: command:\033]701;zh_CN.GBK\007
565 617
566 See some more examples in the documentation for the keysym resource. 618 See some more examples in the documentation for the keysym resource.
567 619
568 I'm using keyboard model XXX that has extra Prior/Next/Insert keys. How do I make use of them? For example, the Sun Keyboard type 4 has the following map 620 I'm using keyboard model XXX that has extra Prior/Next/Insert keys. How do I make use of them? For example, the Sun Keyboard type 4 has the following map
569 KP_Insert == Insert 621 KP_Insert == Insert
576 Rather than have rxvt-unicode try to accommodate all the various 628 Rather than have rxvt-unicode try to accommodate all the various
577 possible keyboard mappings, it is better to use `xmodmap' to remap the 629 possible keyboard mappings, it is better to use `xmodmap' to remap the
578 keys as required for your particular machine. 630 keys as required for your particular machine.
579 631
580 Terminal Configuration 632 Terminal Configuration
633 Can I see a typical configuration?
634 The default configuration tries to be xterm-like, which I don't like
635 that much, but it's least surprise to regular users.
636
637 As a rxvt or rxvt-unicode user, you are practically supposed to invest
638 time into customising your terminal. To get you started, here is the
639 author's .Xdefaults entries, with comments on what they do. It's
640 certainly not *typical*, but what's typical...
641
642 URxvt.cutchars: "()*,<>[]{}|'
643 URxvt.print-pipe: cat >/some/path
644
645 These are just for testing stuff.
646
647 URxvt.imLocale: ja_JP.UTF-8
648 URxvt.preeditType: OnTheSpot,None
649
650 This tells rxvt-unicode to use a special locale when communicating with
651 the X Input Method, and also tells it to only use the OnTheSpot pre-edit
652 type, which requires the "xim-onthespot" perl extension but rewards me
653 with correct-looking fonts.
654
655 URxvt.perl-lib: /root/lib/urxvt
656 URxvt.perl-ext-common: default,selection-autotransform,selection-pastebin,xim-onthespot,remote-clipboard
657 URxvt.selection.pattern-0: ( at .*? line \\d+)
658 URxvt.selection.pattern-1: ^(/[^:]+):\
659 URxvt.selection-autotransform.0: s/^([^:[:space:]]+):(\\d+):?$/:e \\Q$1\\E\\x0d:$2\\x0d/
660 URxvt.selection-autotransform.1: s/^ at (.*?) line (\\d+)$/:e \\Q$1\\E\\x0d:$2\\x0d/
661
662 This is my perl configuration. The first two set the perl library
663 directory and also tells urxvt to use a large number of extensions. I
664 develop for myself mostly, so I actually use most of the extensions I
665 write.
666
667 The selection stuff mainly makes the selection perl-error-message aware
668 and tells it to convert perl error messages into vi-commands to load the
669 relevant file and go to the error line number.
670
671 URxvt.scrollstyle: plain
672 URxvt.secondaryScroll: true
673
674 As the documentation says: plain is the preferred scrollbar for the
675 author. The "secondaryScroll" configures urxvt to scroll in full-screen
676 apps, like screen, so lines scrolled out of screen end up in urxvt's
677 scrollback buffer.
678
679 URxvt.background: #000000
680 URxvt.foreground: gray90
681 URxvt.color7: gray90
682 URxvt.colorBD: #ffffff
683 URxvt.cursorColor: #e0e080
684 URxvt.throughColor: #8080f0
685 URxvt.highlightColor: #f0f0f0
686
687 Some colours. Not sure which ones are being used or even non-defaults,
688 but these are in my .Xdefaults. Most notably, they set
689 foreground/background to light gray/black, and also make sure that the
690 colour 7 matches the default foreground colour.
691
692 URxvt.underlineColor: yellow
693
694 Another colour, makes underline lines look different. Sometimes hurts,
695 but is mostly a nice effect.
696
697 URxvt.geometry: 154x36
698 URxvt.loginShell: false
699 URxvt.meta: ignore
700 URxvt.utmpInhibit: true
701
702 Uh, well, should be mostly self-explanatory. By specifying some defaults
703 manually, I can quickly switch them for testing.
704
705 URxvt.saveLines: 8192
706
707 A large scrollback buffer is essential. Really.
708
709 URxvt.mapAlert: true
710
711 The only case I use it is for my IRC window, which I like to keep
712 iconified till people msg me (which beeps).
713
714 URxvt.visualBell: true
715
716 The audible bell is often annoying, especially when in a crowd.
717
718 URxvt.insecure: true
719
720 Please don't hack my mutt! Ooops...
721
722 URxvt.pastableTabs: false
723
724 I once thought this is a great idea.
725
726 urxvt.font: 9x15bold,\
727 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\
728 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \
729 [codeset=JISX0208]xft:Kochi Gothic, \
730 xft:Bitstream Vera Sans Mono:autohint=true, \
731 xft:Code2000:antialias=false
732 urxvt.boldFont: -xos4-terminus-bold-r-normal--14-140-72-72-c-80-iso8859-15
733 urxvt.italicFont: xft:Bitstream Vera Sans Mono:italic:autohint=true
734 urxvt.boldItalicFont: xft:Bitstream Vera Sans Mono:bold:italic:autohint=true
735
736 I wrote rxvt-unicode to be able to specify fonts exactly. So don't be
737 overwhelmed. A special note: the "9x15bold" mentioned above is actually
738 the version from XFree-3.3, as XFree-4 replaced it by a totally
739 different font (different glyphs for ";" and many other harmless
740 characters), while the second font is actually the "9x15bold" from
741 XFree4/XOrg. The bold version has less chars than the medium version, so
742 I use it for rare characters, too. When editing sources with vim, I use
743 italic for comments and other stuff, which looks quite good with
744 Bitstream Vera anti-aliased.
745
746 Terminus is a quite bad font (many very wrong glyphs), but for most of
747 my purposes, it works, and gives a different look, as my normal
748 (Non-bold) font is already bold, and I want to see a difference between
749 bold and normal fonts.
750
751 Please note that I used the "urxvt" instance name and not the "URxvt"
752 class name. That is because I use different configs for different
753 purposes, for example, my IRC window is started with "-name IRC", and
754 uses these defaults:
755
756 IRC*title: IRC
757 IRC*geometry: 87x12+535+542
758 IRC*saveLines: 0
759 IRC*mapAlert: true
760 IRC*font: suxuseuro
761 IRC*boldFont: suxuseuro
762 IRC*colorBD: white
763 IRC*keysym.M-C-1: command:\033]710;suxuseuro\007\033]711;suxuseuro\007
764 IRC*keysym.M-C-2: command:\033]710;9x15bold\007\033]711;9x15bold\007
765
766 "Alt-Ctrl-1" and "Alt-Ctrl-2" switch between two different font sizes.
767 "suxuseuro" allows me to keep an eye (and actually read) stuff while
768 keeping a very small window. If somebody pastes something complicated
769 (e.g. japanese), I temporarily switch to a larger font.
770
771 The above is all in my ".Xdefaults" (I don't use ".Xresources" nor
772 "xrdb"). I also have some resources in a separate ".Xdefaults-hostname"
773 file for different hosts, for example, on my main desktop, I use:
774
775 URxvt.keysym.C-M-q: command:\033[3;5;5t
776 URxvt.keysym.C-M-y: command:\033[3;5;606t
777 URxvt.keysym.C-M-e: command:\033[3;1605;5t
778 URxvt.keysym.C-M-c: command:\033[3;1605;606t
779 URxvt.keysym.C-M-p: perl:test
780
781 The first for keysym definitions allow me to quickly bring some windows
782 in the layout I like most. Ion users might start laughing but will stop
783 immediately when I tell them that I use my own Fvwm2 module for much the
784 same effect as Ion provides, and I only very rarely use the above key
785 combinations :->
786
581 Why doesn't rxvt-unicode read my resources? 787 Why doesn't rxvt-unicode read my resources?
582 Well, why, indeed? It does, in a way very similar to other X 788 Well, why, indeed? It does, in a way very similar to other X
583 applications. Most importantly, this means that if you or your OS loads 789 applications. Most importantly, this means that if you or your OS loads
584 resources into the X display (the right way to do it), rxvt-unicode will 790 resources into the X display (the right way to do it), rxvt-unicode will
585 ignore any resource files in your home directory. It will only read 791 ignore any resource files in your home directory. It will only read
592 Also consider the form resources have to use: 798 Also consider the form resources have to use:
593 799
594 URxvt.resource: value 800 URxvt.resource: value
595 801
596 If you want to use another form (there are lots of different ways of 802 If you want to use another form (there are lots of different ways of
597 specifying resources), make sure you understand wether and why it works. 803 specifying resources), make sure you understand whether and why it
598 If unsure, use the form above. 804 works. If unsure, use the form above.
599 805
600 When I log-in to another system it tells me about missing terminfo data? 806 When I log-in to another system it tells me about missing terminfo data?
601 The terminal description used by rxvt-unicode is not as widely available 807 The terminal description used by rxvt-unicode is not as widely available
602 as that for xterm, or even rxvt (for which the same problem often 808 as that for xterm, or even rxvt (for which the same problem often
603 arises). 809 arises).
604 810
605 The correct solution for this problem is to install the terminfo, this 811 The correct solution for this problem is to install the terminfo, this
606 can be done like this (with ncurses' infocmp): 812 can be done by simply installing rxvt-unicode on the remote system as
813 well (in case you have a nice package manager ready), or you can install
814 the terminfo database manually like this (with ncurses infocmp. works as
815 user and root):
607 816
608 REMOTE=remotesystem.domain 817 REMOTE=remotesystem.domain
609 infocmp rxvt-unicode | ssh $REMOTE "cat >/tmp/ti && tic /tmp/ti" 818 infocmp rxvt-unicode | ssh $REMOTE "mkdir -p .terminfo && cat >/tmp/ti && tic /tmp/ti"
610 819
611 ... or by installing rxvt-unicode normally on the remote system, 820 One some systems you might need to set $TERMINFO to the full path of
821 $HOME/.terminfo for this to work.
612 822
613 If you cannot or do not want to do this, then you can simply set 823 If you cannot or do not want to do this, then you can simply set
614 "TERM=rxvt" or even "TERM=xterm", and live with the small number of 824 "TERM=rxvt" or even "TERM=xterm", and live with the small number of
615 problems arising, which includes wrong keymapping, less and different 825 problems arising, which includes wrong keymapping, less and different
616 colours and some refresh errors in fullscreen applications. It's a nice 826 colours and some refresh errors in fullscreen applications. It's a nice
621 resource to set it: 831 resource to set it:
622 832
623 URxvt.termName: rxvt 833 URxvt.termName: rxvt
624 834
625 If you don't plan to use rxvt (quite common...) you could also replace 835 If you don't plan to use rxvt (quite common...) you could also replace
626 the rxvt terminfo file with the rxvt-unicode one. 836 the rxvt terminfo file with the rxvt-unicode one and use "TERM=rxvt".
837
838 nano fails with "Error opening terminal: rxvt-unicode"
839 This exceptionally confusing and useless error message is printed by
840 nano when it can't find the terminfo database. Nothing is wrong with
841 your terminal, read the previous answer for a solution.
627 842
628 "tic" outputs some error when compiling the terminfo entry. 843 "tic" outputs some error when compiling the terminfo entry.
629 Most likely it's the empty definition for "enacs=". Just replace it by 844 Most likely it's the empty definition for "enacs=". Just replace it by
630 "enacs=\E[0@" and try again. 845 "enacs=\E[0@" and try again.
631 846
633 See next entry. 848 See next entry.
634 849
635 I need a termcap file entry. 850 I need a termcap file entry.
636 One reason you might want this is that some distributions or operating 851 One reason you might want this is that some distributions or operating
637 systems still compile some programs using the long-obsoleted termcap 852 systems still compile some programs using the long-obsoleted termcap
638 library (Fedora Core's bash is one example) and rely on a termcap entry 853 library (Fedora's bash is one example) and rely on a termcap entry for
639 for "rxvt-unicode". 854 "rxvt-unicode".
640 855
641 You could use rxvt's termcap entry with resonable results in many cases. 856 You could use rxvt's termcap entry with reasonable results in many
642 You can also create a termcap entry by using terminfo's infocmp program 857 cases. You can also create a termcap entry by using terminfo's infocmp
643 like this: 858 program like this:
644 859
645 infocmp -C rxvt-unicode 860 infocmp -C rxvt-unicode
646 861
647 Or you could use this termcap entry, generated by the command above: 862 Or you could use the termcap entry in doc/etc/rxvt-unicode.termcap,
648 863 generated by the command above.
649 rxvt-unicode|rxvt-unicode terminal (X Window System):\
650 :am:bw:eo:km:mi:ms:xn:xo:\
651 :co#80:it#8:li#24:lm#0:\
652 :AL=\E[%dL:DC=\E[%dP:DL=\E[%dM:DO=\E[%dB:IC=\E[%d@:\
653 :K1=\EOw:K2=\EOu:K3=\EOy:K4=\EOq:K5=\EOs:LE=\E[%dD:\
654 :RI=\E[%dC:SF=\E[%dS:SR=\E[%dT:UP=\E[%dA:ae=\E(B:al=\E[L:\
655 :as=\E(0:bl=^G:cd=\E[J:ce=\E[K:cl=\E[H\E[2J:\
656 :cm=\E[%i%d;%dH:cr=^M:cs=\E[%i%d;%dr:ct=\E[3g:dc=\E[P:\
657 :dl=\E[M:do=^J:ec=\E[%dX:ei=\E[4l:ho=\E[H:\
658 :i1=\E[?47l\E=\E[?1l:ic=\E[@:im=\E[4h:\
659 :is=\E[r\E[m\E[2J\E[H\E[?7h\E[?1;3;4;6l\E[4l:\
660 :k1=\E[11~:k2=\E[12~:k3=\E[13~:k4=\E[14~:k5=\E[15~:\
661 :k6=\E[17~:k7=\E[18~:k8=\E[19~:k9=\E[20~:kD=\E[3~:\
662 :kI=\E[2~:kN=\E[6~:kP=\E[5~:kb=\177:kd=\EOB:ke=\E[?1l\E>:\
663 :kh=\E[7~:kl=\EOD:kr=\EOC:ks=\E[?1h\E=:ku=\EOA:le=^H:\
664 :mb=\E[5m:md=\E[1m:me=\E[m\017:mr=\E[7m:nd=\E[C:rc=\E8:\
665 :sc=\E7:se=\E[27m:sf=^J:so=\E[7m:sr=\EM:st=\EH:ta=^I:\
666 :te=\E[r\E[?1049l:ti=\E[?1049h:ue=\E[24m:up=\E[A:\
667 :us=\E[4m:vb=\E[?5h\E[?5l:ve=\E[?25h:vi=\E[?25l:\
668 :vs=\E[?25h:
669 864
670 Why does "ls" no longer have coloured output? 865 Why does "ls" no longer have coloured output?
671 The "ls" in the GNU coreutils unfortunately doesn't use terminfo to 866 The "ls" in the GNU coreutils unfortunately doesn't use terminfo to
672 decide wether a terminal has colour, but uses it's own configuration 867 decide whether a terminal has colour, but uses its own configuration
673 file. Needless to say, "rxvt-unicode" is not in it's default file (among 868 file. Needless to say, "rxvt-unicode" is not in its default file (among
674 with most other terminals supporting colour). Either add: 869 with most other terminals supporting colour). Either add:
675 870
676 TERM rxvt-unicode 871 TERM rxvt-unicode
677 872
678 to "/etc/DIR_COLORS" or simply add: 873 to "/etc/DIR_COLORS" or simply add:
687 Why doesn't vim/emacs etc. make use of italic? 882 Why doesn't vim/emacs etc. make use of italic?
688 See next entry. 883 See next entry.
689 884
690 Why are the secondary screen-related options not working properly? 885 Why are the secondary screen-related options not working properly?
691 Make sure you are using "TERM=rxvt-unicode". Some pre-packaged 886 Make sure you are using "TERM=rxvt-unicode". Some pre-packaged
692 distributions (most notably Debian GNU/Linux) break rxvt-unicode by 887 distributions break rxvt-unicode by setting "TERM" to "rxvt", which
693 setting "TERM" to "rxvt", which doesn't have these extra features. 888 doesn't have these extra features. Unfortunately, some of these
694 Unfortunately, some of these (most notably, again, Debian GNU/Linux)
695 furthermore fail to even install the "rxvt-unicode" terminfo file, so 889 furthermore fail to even install the "rxvt-unicode" terminfo file, so
696 you will need to install it on your own (See the question When I log-in 890 you will need to install it on your own (See the question When I log-in
697 to another system it tells me about missing terminfo data? on how to do 891 to another system it tells me about missing terminfo data? on how to do
698 this). 892 this).
699 893
705 If you encounter strange problems like typing an accented character but 899 If you encounter strange problems like typing an accented character but
706 getting two unrelated other characters or similar, or if program output 900 getting two unrelated other characters or similar, or if program output
707 is subtly garbled, then you should check your locale settings. 901 is subtly garbled, then you should check your locale settings.
708 902
709 Rxvt-unicode must be started with the same "LC_CTYPE" setting as the 903 Rxvt-unicode must be started with the same "LC_CTYPE" setting as the
710 programs. Often rxvt-unicode is started in the "C" locale, while the 904 programs running in it. Often rxvt-unicode is started in the "C" locale,
711 login script running within the rxvt-unicode window changes the locale 905 while the login script running within the rxvt-unicode window changes
712 to something else, e.g. "en_GB.UTF-8". Needless to say, this is not 906 the locale to something else, e.g. "en_GB.UTF-8". Needless to say, this
713 going to work. 907 is not going to work, and is the most common cause for problems.
714 908
715 The best thing is to fix your startup environment, as you will likely 909 The best thing is to fix your startup environment, as you will likely
716 run into other problems. If nothing works you can try this in your 910 run into other problems. If nothing works you can try this in your
717 .profile. 911 .profile.
718 912
719 printf '\e]701;%s\007' "$LC_CTYPE" 913 printf '\33]701;%s\007' "$LC_CTYPE" # $LANG or $LC_ALL are worth a try, too
720 914
721 If this doesn't work, then maybe you use a "LC_CTYPE" specification not 915 If this doesn't work, then maybe you use a "LC_CTYPE" specification not
722 supported on your systems. Some systems have a "locale" command which 916 supported on your systems. Some systems have a "locale" command which
723 displays this (also, "perl -e0" can be used to check locale settings, as 917 displays this (also, "perl -e0" can be used to check locale settings, as
724 it will complain loudly if it cannot set the locale). If it displays 918 it will complain loudly if it cannot set the locale). If it displays
743 The reasons is that there exists a perfectly fine mechanism for 937 The reasons is that there exists a perfectly fine mechanism for
744 selecting the encoding, doing I/O and (most important) communicating 938 selecting the encoding, doing I/O and (most important) communicating
745 this to all applications so everybody agrees on character properties 939 this to all applications so everybody agrees on character properties
746 such as width and code number. This mechanism is the *locale*. 940 such as width and code number. This mechanism is the *locale*.
747 Applications not using that info will have problems (for example, 941 Applications not using that info will have problems (for example,
748 "xterm" gets the width of characters wrong as it uses it's own, 942 "xterm" gets the width of characters wrong as it uses its own,
749 locale-independent table under all locales). 943 locale-independent table under all locales).
750 944
751 Rxvt-unicode uses the "LC_CTYPE" locale category to select encoding. All 945 Rxvt-unicode uses the "LC_CTYPE" locale category to select encoding. All
752 programs doing the same (that is, most) will automatically agree in the 946 programs doing the same (that is, most) will automatically agree in the
753 interpretation of characters. 947 interpretation of characters.
770 964
771 Can I switch locales at runtime? 965 Can I switch locales at runtime?
772 Yes, using an escape sequence. Try something like this, which sets 966 Yes, using an escape sequence. Try something like this, which sets
773 rxvt-unicode's idea of "LC_CTYPE". 967 rxvt-unicode's idea of "LC_CTYPE".
774 968
775 printf '\e]701;%s\007' ja_JP.SJIS 969 printf '\33]701;%s\007' ja_JP.SJIS
776 970
777 See also the previous answer. 971 See also the previous answer.
778 972
779 Sometimes this capability is rather handy when you want to work in one 973 Sometimes this capability is rather handy when you want to work in one
780 locale (e.g. "de_DE.UTF-8") but some programs don't support it (e.g. 974 locale (e.g. "de_DE.UTF-8") but some programs don't support it (e.g.
781 UTF-8). For example, I use this script to start "xjdic", which first 975 UTF-8). For example, I use this script to start "xjdic", which first
782 switches to a locale supported by xjdic and back later: 976 switches to a locale supported by xjdic and back later:
783 977
784 printf '\e]701;%s\007' ja_JP.SJIS 978 printf '\33]701;%s\007' ja_JP.SJIS
785 xjdic -js 979 xjdic -js
786 printf '\e]701;%s\007' de_DE.UTF-8 980 printf '\33]701;%s\007' de_DE.UTF-8
787 981
788 You can also use xterm's "luit" program, which usually works fine, 982 You can also use xterm's "luit" program, which usually works fine,
789 except for some locales where character width differs between program- 983 except for some locales where character width differs between program-
790 and rxvt-unicode-locales. 984 and rxvt-unicode-locales.
791 985
986 I have problems getting my input method working.
987 Try a search engine, as this is slightly different for every input
988 method server.
989
990 Here is a checklist:
991
992 - Make sure your locale *and* the imLocale are supported on your OS.
993 Try "locale -a" or check the documentation for your OS.
994
995 - Make sure your locale or imLocale matches a locale supported by your
996 XIM.
997 For example, kinput2 does not support UTF-8 locales, you should use
998 "ja_JP.EUC-JP" or equivalent.
999
1000 - Make sure your XIM server is actually running.
1001 - Make sure the "XMODIFIERS" environment variable is set correctly when
1002 *starting* rxvt-unicode.
1003 When you want to use e.g. kinput2, it must be set to "@im=kinput2".
1004 For scim, use "@im=SCIM". You can see what input method servers are
1005 running with this command:
1006
1007 xprop -root XIM_SERVERS
1008
792 My input method wants <some encoding> but I want UTF-8, what can I do? 1009 My input method wants <some encoding> but I want UTF-8, what can I do?
793 You can specify separate locales for the input method and the rest of 1010 You can specify separate locales for the input method and the rest of
794 the terminal, using the resource "imlocale": 1011 the terminal, using the resource "imlocale":
795 1012
796 URxvt.imlocale: ja_JP.EUC-JP 1013 URxvt.imlocale: ja_JP.EUC-JP
797 1014
798 Now you can start your terminal with "LC_CTYPE=ja_JP.UTF-8" and still 1015 Now you can start your terminal with "LC_CTYPE=ja_JP.UTF-8" and still
799 use your input method. Please note, however, that you will not be able 1016 use your input method. Please note, however, that, depending on your
800 to input characters outside "EUC-JP" in a normal way then, as your input 1017 Xlib version, you may not be able to input characters outside "EUC-JP"
801 method limits you. 1018 in a normal way then, as your input method limits you.
802 1019
803 Rxvt-unicode crashes when the X Input Method changes or exits. 1020 Rxvt-unicode crashes when the X Input Method changes or exits.
804 Unfortunately, this is unavoidable, as the XIM protocol is racy by 1021 Unfortunately, this is unavoidable, as the XIM protocol is racy by
805 design. Applications can avoid some crashes at the expense of memory 1022 design. Applications can avoid some crashes at the expense of memory
806 leaks, and Input Methods can avoid some crashes by careful ordering at 1023 leaks, and Input Methods can avoid some crashes by careful ordering at
809 cannot be completely avoided even if both sides cooperate. 1026 cannot be completely avoided even if both sides cooperate.
810 1027
811 So the only workaround is not to kill your Input Method Servers. 1028 So the only workaround is not to kill your Input Method Servers.
812 1029
813 Operating Systems / Package Maintaining 1030 Operating Systems / Package Maintaining
814 I am using Debian GNU/Linux and have a problem...
815 The Debian GNU/Linux package of rxvt-unicode in sarge contains large
816 patches that considerably change the behaviour of rxvt-unicode (but
817 unfortunately this notice has been removed). Before reporting a bug to
818 the original rxvt-unicode author please download and install the genuine
819 version (<http://software.schmorp.de#rxvt-unicode>) and try to reproduce
820 the problem. If you cannot, chances are that the problems are specific
821 to Debian GNU/Linux, in which case it should be reported via the Debian
822 Bug Tracking System (use "reportbug" to report the bug).
823
824 For other problems that also affect the Debian package, you can and
825 probably should use the Debian BTS, too, because, after all, it's also a
826 bug in the Debian version and it serves as a reminder for other users
827 that might encounter the same issue.
828
829 I am maintaining rxvt-unicode for distribution/OS XXX, any recommendation? 1031 I am maintaining rxvt-unicode for distribution/OS XXX, any recommendation?
830 You should build one binary with the default options. configure now 1032 You should build one binary with the default options. configure now
831 enables most useful options, and the trend goes to making them 1033 enables most useful options, and the trend goes to making them
832 runtime-switchable, too, so there is usually no drawback to enbaling 1034 runtime-switchable, too, so there is usually no drawback to enabling
833 them, except higher disk and possibly memory usage. The perl interpreter 1035 them, except higher disk and possibly memory usage. The perl interpreter
834 should be enabled, as important functionality (menus, selection, likely 1036 should be enabled, as important functionality (menus, selection, likely
835 more in the future) depends on it. 1037 more in the future) depends on it.
836 1038
837 You should not overwrite the "perl-ext-common" snd "perl-ext" resources 1039 You should not overwrite the "perl-ext-common" and "perl-ext" resources
838 system-wide (except maybe with "defaults"). This will result in useful 1040 system-wide (except maybe with "defaults"). This will result in useful
839 behaviour. If your distribution aims at low memory, add an empty 1041 behaviour. If your distribution aims at low memory, add an empty
840 "perl-ext-common" resource to the app-defaults file. This will keep the 1042 "perl-ext-common" resource to the app-defaults file. This will keep the
841 perl interpreter disabled until the user enables it. 1043 perl interpreter disabled until the user enables it.
842 1044
859 This forking is done as the very first within main(), which is very 1061 This forking is done as the very first within main(), which is very
860 early and reduces possible bugs to initialisation code run before 1062 early and reduces possible bugs to initialisation code run before
861 main(), or things like the dynamic loader of your system, which should 1063 main(), or things like the dynamic loader of your system, which should
862 result in very little risk. 1064 result in very little risk.
863 1065
864 On Solaris 9, many line-drawing characters are too wide.
865 Seems to be a known bug, read
866 <http://nixdoc.net/files/forum/about34198.html>. Some people use the
867 following ugly workaround to get non-double-wide-characters working:
868
869 #define wcwidth(x) wcwidth(x) > 1 ? 1 : wcwidth(x)
870
871 I am on FreeBSD and rxvt-unicode does not seem to work at all. 1066 I am on FreeBSD and rxvt-unicode does not seem to work at all.
872 Rxvt-unicode requires the symbol "__STDC_ISO_10646__" to be defined in 1067 Rxvt-unicode requires the symbol "__STDC_ISO_10646__" to be defined in
873 your compile environment, or an implementation that implements it, 1068 your compile environment, or an implementation that implements it,
874 wether it defines the symbol or not. "__STDC_ISO_10646__" requires that 1069 whether it defines the symbol or not. "__STDC_ISO_10646__" requires that
875 wchar_t is represented as unicode. 1070 wchar_t is represented as unicode.
876 1071
877 As you might have guessed, FreeBSD does neither define this symobl nor 1072 As you might have guessed, FreeBSD does neither define this symbol nor
878 does it support it. Instead, it uses it's own internal representation of 1073 does it support it. Instead, it uses its own internal representation of
879 wchar_t. This is, of course, completely fine with respect to standards. 1074 wchar_t. This is, of course, completely fine with respect to standards.
880 1075
881 However, that means rxvt-unicode only works in "POSIX", "ISO-8859-1" and 1076 However, that means rxvt-unicode only works in "POSIX", "ISO-8859-1" and
882 "UTF-8" locales under FreeBSD (which all use Unicode as wchar_t. 1077 "UTF-8" locales under FreeBSD (which all use Unicode as wchar_t).
883 1078
884 "__STDC_ISO_10646__" is the only sane way to support multi-language apps 1079 "__STDC_ISO_10646__" is the only sane way to support multi-language apps
885 in an OS, as using a locale-dependent (and non-standardized) 1080 in an OS, as using a locale-dependent (and non-standardized)
886 representation of wchar_t makes it impossible to convert between wchar_t 1081 representation of wchar_t makes it impossible to convert between wchar_t
887 (as used by X11 and your applications) and any other encoding without 1082 (as used by X11 and your applications) and any other encoding without
897 1092
898 The rxvt-unicode author insists that the right way to fix this is in the 1093 The rxvt-unicode author insists that the right way to fix this is in the
899 system libraries once and for all, instead of forcing every app to carry 1094 system libraries once and for all, instead of forcing every app to carry
900 complete replacements for them :) 1095 complete replacements for them :)
901 1096
902 I use Solaris 9 and it doesn't compile/work/etc.
903 Try the diff in doc/solaris9.patch as a base. It fixes the worst
904 problems with "wcwidth" and a compile problem.
905
906 How can I use rxvt-unicode under cygwin? 1097 How can I use rxvt-unicode under cygwin?
907 rxvt-unicode should compile and run out of the box on cygwin, using the 1098 rxvt-unicode should compile and run out of the box on cygwin, using the
908 X11 libraries that come with cygwin. libW11 emulation is no longer 1099 X11 libraries that come with cygwin. libW11 emulation is no longer
909 supported (and makes no sense, either, as it only supported a single 1100 supported (and makes no sense, either, as it only supported a single
910 font). I recommend starting the X-server in "-multiwindow" or 1101 font). I recommend starting the X-server in "-multiwindow" or
913 1104
914 At the time of this writing, cygwin didn't seem to support any 1105 At the time of this writing, cygwin didn't seem to support any
915 multi-byte encodings (you might try "LC_CTYPE=C-UTF-8"), so you are 1106 multi-byte encodings (you might try "LC_CTYPE=C-UTF-8"), so you are
916 likely limited to 8-bit encodings. 1107 likely limited to 8-bit encodings.
917 1108
1109 Character widths are not correct.
1110 urxvt uses the system wcwidth function to know the information about the
1111 width of characters, so on systems with incorrect locale data you will
1112 likely get bad results. Two notorious examples are Solaris 9, where
1113 single-width characters like U+2514 are reported as double-width, and
1114 Darwin 8, where combining chars are reported having width 1.
1115
1116 The solution is to upgrade your system or switch to a better one. A
1117 possibly working workaround is to use a wcwidth implementation like
1118
1119 http://www.cl.cam.ac.uk/~mgk25/ucs/wcwidth.c
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