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Revision 1.19 by root, Sun Apr 17 22:36:13 2005 UTC vs.
Revision 1.37 by root, Wed Jan 11 05:29:40 2006 UTC

18 The newest version of this document is also available on the World Wide 18 The newest version of this document is also available on the World Wide
19 Web at 19 Web at
20 <http://cvs.schmorp.de/browse/*checkout*/rxvt-unicode/doc/rxvt.7.html>. 20 <http://cvs.schmorp.de/browse/*checkout*/rxvt-unicode/doc/rxvt.7.html>.
21 21
22FREQUENTLY ASKED QUESTIONS 22FREQUENTLY ASKED QUESTIONS
23 Isn't rxvt supposed to be small? Don't all those features bloat?
24 I often get asked about this, and I think, no, they didn't cause
25 extra bloat. If you compare a minimal rxvt and a minimal urxvt, you
26 can see that the urxvt binary is larger (due to some encoding tables
27 always being compiled in), but it actually uses less memory (RSS)
28 after startup. Even with "--disable-everything", this comparison is
29 a bit unfair, as many features unique to urxvt (locale, encoding
30 conversion, iso14755 etc.) are already in use in this mode.
31
32 text data bss drs rss filename
33 98398 1664 24 15695 1824 rxvt --disable-everything
34 188985 9048 66616 18222 1788 urxvt --disable-everything
35
36 When you "--enable-everything" (which _is_ unfair, as this involves
37 xft and full locale/XIM support which are quite bloaty inside libX11
38 and my libc), the two diverge, but not unreasnobaly so.
39
40 text data bss drs rss filename
41 163431 2152 24 20123 2060 rxvt --enable-everything
42 1035683 49680 66648 29096 3680 urxvt --enable-everything
43
44 The very large size of the text section is explained by the
45 east-asian encoding tables, which, if unused, take up disk space but
46 nothing else and can be compiled out unless you rely on X11 core
47 fonts that use those encodings. The BSS size comes from the 64k
48 emergency buffer that my c++ compiler allocates (but of course
49 doesn't use unless you are out of memory). Also, using an xft font
50 instead of a core font immediately adds a few megabytes of RSS. Xft
51 indeed is responsible for a lot of RSS even when not used.
52
53 Of course, due to every character using two or four bytes instead of
54 one, a large scrollback buffer will ultimately make rxvt-unicode use
55 more memory.
56
57 Compared to e.g. Eterm (5112k), aterm (3132k) and xterm (4680k),
58 this still fares rather well. And compared to some monsters like
59 gnome-terminal (21152k + extra 4204k in separate processes) or
60 konsole (22200k + extra 43180k in daemons that stay around after
61 exit, plus half a minute of startup time, including the hundreds of
62 warnings it spits out), it fares extremely well *g*.
63
64 Why C++, isn't that unportable/bloated/uncool?
65 Is this a question? :) It comes up very often. The simple answer is:
66 I had to write it, and C++ allowed me to write and maintain it in a
67 fraction of the time and effort (which is a scarce resource for me).
68 Put even shorter: It simply wouldn't exist without C++.
69
70 My personal stance on this is that C++ is less portable than C, but
71 in the case of rxvt-unicode this hardly matters, as its portability
72 limits are defined by things like X11, pseudo terminals, locale
73 support and unix domain sockets, which are all less portable than
74 C++ itself.
75
76 Regarding the bloat, see the above question: It's easy to write
77 programs in C that use gobs of memory, an certainly possible to
78 write programs in C++ that don't. C++ also often comes with large
79 libraries, but this is not necessarily the case with GCC. Here is
80 what rxvt links against on my system with a minimal config:
81
82 libX11.so.6 => /usr/X11R6/lib/libX11.so.6 (0x00002aaaaabc3000)
83 libc.so.6 => /lib/libc.so.6 (0x00002aaaaadde000)
84 libdl.so.2 => /lib/libdl.so.2 (0x00002aaaab01d000)
85 /lib64/ld-linux-x86-64.so.2 (0x00002aaaaaaab000)
86
87 And here is rxvt-unicode:
88
89 libX11.so.6 => /usr/X11R6/lib/libX11.so.6 (0x00002aaaaabc3000)
90 libgcc_s.so.1 => /lib/libgcc_s.so.1 (0x00002aaaaada2000)
91 libc.so.6 => /lib/libc.so.6 (0x00002aaaaaeb0000)
92 libdl.so.2 => /lib/libdl.so.2 (0x00002aaaab0ee000)
93 /lib64/ld-linux-x86-64.so.2 (0x00002aaaaaaab000)
94
95 No large bloated libraries (of course, none were linked in
96 statically), except maybe libX11 :)
97
98 Does it support tabs, can I have a tabbed rxvt-unicode?
99 rxvt-unicode does not directly support tabs. It will work fine with
100 tabbing functionality of many window managers or similar tabbing
101 programs, and its embedding-features allow it to be embedded into
102 other programs, as witnessed by doc/rxvt-tabbed or the upcoming
103 "Gtk2::URxvt" perl module, which features a tabbed urxvt (murxvt)
104 terminal as an example embedding application.
105
23 How do I know which rxvt-unicode version I'm using? 106 How do I know which rxvt-unicode version I'm using?
24 The version number is displayed with the usage (-h). Also the escape 107 The version number is displayed with the usage (-h). Also the escape
25 sequence "ESC [ 8 n" sets the window title to the version number. 108 sequence "ESC [ 8 n" sets the window title to the version number.
109 When using the rxvtc client, the version displayed is that of the
110 daemon.
26 111
27 I am using Debian GNU/Linux and have a problem... 112 I am using Debian GNU/Linux and have a problem...
28 The Debian GNU/Linux package of rxvt-unicode contains large patches 113 The Debian GNU/Linux package of rxvt-unicode in sarge contains large
29 that considerably change the behaviour of rxvt-unicode. Before 114 patches that considerably change the behaviour of rxvt-unicode.
30 reporting a bug to the original rxvt-unicode author please download 115 Before reporting a bug to the original rxvt-unicode author please
31 and install the genuine version 116 download and install the genuine version
32 (<http://software.schmorp.de#rxvt-unicode>) and try to reproduce the 117 (<http://software.schmorp.de#rxvt-unicode>) and try to reproduce the
33 problem. If you cannot, chances are that the problems are specific 118 problem. If you cannot, chances are that the problems are specific
34 to Debian GNU/Linux, in which case it should be reported via the 119 to Debian GNU/Linux, in which case it should be reported via the
35 Debian Bug Tracking System (use "reportbug" to report the bug). 120 Debian Bug Tracking System (use "reportbug" to report the bug).
36 121
37 For other problems that also affect the Debian package, you can and 122 For other problems that also affect the Debian package, you can and
38 probably should use the Debian BTS, too, because, after all, it's 123 probably should use the Debian BTS, too, because, after all, it's
39 also a bug in the Debian version and it serves as a reminder for 124 also a bug in the Debian version and it serves as a reminder for
40 other users that might encounter the same issue. 125 other users that might encounter the same issue.
126
127 I am maintaining rxvt-unicode for distribution/OS XXX, any
128 recommendation?
129 You should build one binary with the default options. configure now
130 enables most useful options, and the trend goes to making them
131 runtime-switchable, too, so there is usually no drawback to enbaling
132 them, except higher disk and possibly memory usage. The perl
133 interpreter should be enabled, as important functionality (menus,
134 selection, likely more in the future) depends on it.
135
136 You should not overwrite the "perl-ext-common" snd "perl-ext"
137 resources system-wide (except maybe with "defaults"). This will
138 result in useful behaviour. If your distribution aims at low memory,
139 add an empty "perl-ext-common" resource to the app-defaults file.
140 This will keep the perl interpreter disabled until the user enables
141 it.
142
143 If you can/want build more binaries, I recommend building a minimal
144 one with "--disable-everything" (very useful) and a maximal one with
145 "--enable-everything" (less useful, it will be very big due to a lot
146 of encodings built-in that increase download times and are rarely
147 used).
148
149 I need to make it setuid/setgid to support utmp/ptys on my OS, is this
150 safe?
151 Likely not. While I honestly try to make it secure, and am probably
152 not bad at it, I think it is simply unreasonable to expect all of
153 freetype + fontconfig + xft + xlib + ... + rxvt-unicode itself to
154 all be secure. Also, rxvt-unicode disables some options when it
155 detects that it runs setuid or setgid, which is not nice.
156
157 Elevated privileges are only required for utmp and pty operations on
158 some systems (for example, GNU/Linux doesn't need any extra
159 privileges for ptys, but some need it for utmp support). If
160 rxvt-unicode doesn't support the library/setuid helper that your OS
161 needs I'll be happy to assist you in implementing support for it.
162
163 So, while setuid/setgid operation is supported and not a problem on
164 your typical single-user-no-other-logins unix desktop, always
165 remember that its an awful lot of code, most of which isn't checked
166 for security issues regularly.
41 167
42 When I log-in to another system it tells me about missing terminfo data? 168 When I log-in to another system it tells me about missing terminfo data?
43 The terminal description used by rxvt-unicode is not as widely 169 The terminal description used by rxvt-unicode is not as widely
44 available as that for xterm, or even rxvt (for which the same 170 available as that for xterm, or even rxvt (for which the same
45 problem often arises). 171 problem often arises).
65 191
66 URxvt.termName: rxvt 192 URxvt.termName: rxvt
67 193
68 If you don't plan to use rxvt (quite common...) you could also 194 If you don't plan to use rxvt (quite common...) you could also
69 replace the rxvt terminfo file with the rxvt-unicode one. 195 replace the rxvt terminfo file with the rxvt-unicode one.
196
197 "tic" outputs some error when compiling the terminfo entry.
198 Most likely it's the empty definition for "enacs=". Just replace it
199 by "enacs=\E[0@" and try again.
70 200
71 "bash"'s readline does not work correctly under rxvt. 201 "bash"'s readline does not work correctly under rxvt.
72 I need a termcap file entry. 202 I need a termcap file entry.
73 One reason you might want this is that some distributions or 203 One reason you might want this is that some distributions or
74 operating systems still compile some programs using the 204 operating systems still compile some programs using the
247 that doesn't work, you might be forced to use a different font. 377 that doesn't work, you might be forced to use a different font.
248 378
249 All of this is not a problem when using X11 core fonts, as their 379 All of this is not a problem when using X11 core fonts, as their
250 bounding box data is correct. 380 bounding box data is correct.
251 381
382 On Solaris 9, many line-drawing characters are too wide.
383 Seems to be a known bug, read
384 <http://nixdoc.net/files/forum/about34198.html>. Some people use the
385 following ugly workaround to get non-double-wide-characters working:
386
387 #define wcwidth(x) wcwidth(x) > 1 ? 1 : wcwidth(x)
388
252 My Compose (Multi_key) key is no longer working. 389 My Compose (Multi_key) key is no longer working.
253 The most common causes for this are that either your locale is not 390 The most common causes for this are that either your locale is not
254 set correctly, or you specified a preeditStyle that is not supported 391 set correctly, or you specified a preeditStyle that is not supported
255 by your input method. For example, if you specified OverTheSpot and 392 by your input method. For example, if you specified OverTheSpot and
256 your input method (e.g. the default input method handling Compose 393 your input method (e.g. the default input method handling Compose
321 emulator). 458 emulator).
322 459
323 The rxvt-unicode author insists that the right way to fix this is in 460 The rxvt-unicode author insists that the right way to fix this is in
324 the system libraries once and for all, instead of forcing every app 461 the system libraries once and for all, instead of forcing every app
325 to carry complete replacements for them :) 462 to carry complete replacements for them :)
463
464 I use Solaris 9 and it doesn't compile/work/etc.
465 Try the diff in doc/solaris9.patch as a base. It fixes the worst
466 problems with "wcwidth" and a compile problem.
467
468 How can I use rxvt-unicode under cygwin?
469 rxvt-unicode should compile and run out of the box on cygwin, using
470 the X11 libraries that come with cygwin. libW11 emulation is no
471 longer supported (and makes no sense, either, as it only supported a
472 single font). I recommend starting the X-server in "-multiwindow" or
473 "-rootless" mode instead, which will result in similar look&feel as
474 the old libW11 emulation.
475
476 At the time of this writing, cygwin didn't seem to support any
477 multi-byte encodings (you might try "LC_CTYPE=C-UTF-8"), so you are
478 likely limited to 8-bit encodings.
326 479
327 How does rxvt-unicode determine the encoding to use? 480 How does rxvt-unicode determine the encoding to use?
328 Is there an option to switch encodings? 481 Is there an option to switch encodings?
329 Unlike some other terminals, rxvt-unicode has no encoding switch, 482 Unlike some other terminals, rxvt-unicode has no encoding switch,
330 and no specific "utf-8" mode, such as xterm. In fact, it doesn't 483 and no specific "utf-8" mode, such as xterm. In fact, it doesn't
442 it gets worse, as rxvt-unicode then uses 8 bytes per screen cell. 595 it gets worse, as rxvt-unicode then uses 8 bytes per screen cell.
443 596
444 Can I speed up Xft rendering somehow? 597 Can I speed up Xft rendering somehow?
445 Yes, the most obvious way to speed it up is to avoid Xft entirely, 598 Yes, the most obvious way to speed it up is to avoid Xft entirely,
446 as it is simply slow. If you still want Xft fonts you might try to 599 as it is simply slow. If you still want Xft fonts you might try to
447 disable antialiasing (by appending ":antialiasing=false"), which 600 disable antialiasing (by appending ":antialias=false"), which saves
448 saves lots of memory and also speeds up rendering considerably. 601 lots of memory and also speeds up rendering considerably.
449 602
450 Rxvt-unicode doesn't seem to anti-alias its fonts, what is wrong? 603 Rxvt-unicode doesn't seem to anti-alias its fonts, what is wrong?
451 Rxvt-unicode will use whatever you specify as a font. If it needs to 604 Rxvt-unicode will use whatever you specify as a font. If it needs to
452 fall back to it's default font search list it will prefer X11 core 605 fall back to it's default font search list it will prefer X11 core
453 fonts, because they are small and fast, and then use Xft fonts. It 606 fonts, because they are small and fast, and then use Xft fonts. It
525 URxvt.color14: #73f7ff 678 URxvt.color14: #73f7ff
526 URxvt.color7: #e1dddd 679 URxvt.color7: #e1dddd
527 URxvt.color15: #e1dddd 680 URxvt.color15: #e1dddd
528 681
529 How can I start rxvtd in a race-free way? 682 How can I start rxvtd in a race-free way?
530 Despite it's name, rxvtd is not a real daemon, but more like a 683 Try "rxvtd -f -o", which tells rxvtd to open the display, create the
531 server that answers rxvtc's requests, so it doesn't background 684 listening socket and then fork.
532 itself.
533
534 To ensure rxvtd is listening on it's socket, you can use the
535 following method to wait for the startup message before continuing:
536
537 { rxvtd & } | read
538 685
539 What's with the strange Backspace/Delete key behaviour? 686 What's with the strange Backspace/Delete key behaviour?
540 Assuming that the physical Backspace key corresponds to the 687 Assuming that the physical Backspace key corresponds to the
541 BackSpace keysym (not likely for Linux ... see the following 688 BackSpace keysym (not likely for Linux ... see the following
542 question) there are two standard values that can be used for 689 question) there are two standard values that can be used for
1125 1272
1126 "Ps = 1011" (rxvt) 1273 "Ps = 1011" (rxvt)
1127 h Scroll to bottom when a key is pressed 1274 h Scroll to bottom when a key is pressed
1128 l Don't scroll to bottom when a key is pressed 1275 l Don't scroll to bottom when a key is pressed
1129 1276
1277 "Ps = 1021" (rxvt)
1278 h Bold/italic implies high intensity (see option -is)
1279 l Font styles have no effect on intensity (Compile styles)
1280
1130 "Ps = 1047" 1281 "Ps = 1047"
1131 h Use Alternate Screen Buffer 1282 h Use Alternate Screen Buffer
1132 l Use Normal Screen Buffer - clear Alternate Screen Buffer if returning from it 1283 l Use Normal Screen Buffer - clear Alternate Screen Buffer if returning from it
1133 1284
1134 "Ps = 1048" 1285 "Ps = 1048"
1156 Ps = 10 Change colour of text foreground to Pt (NB: may change in future) 1307 Ps = 10 Change colour of text foreground to Pt (NB: may change in future)
1157 Ps = 11 Change colour of text background to Pt (NB: may change in future) 1308 Ps = 11 Change colour of text background to Pt (NB: may change in future)
1158 Ps = 12 Change colour of text cursor foreground to Pt 1309 Ps = 12 Change colour of text cursor foreground to Pt
1159 Ps = 13 Change colour of mouse foreground to Pt 1310 Ps = 13 Change colour of mouse foreground to Pt
1160 Ps = 17 Change colour of highlight characters to Pt 1311 Ps = 17 Change colour of highlight characters to Pt
1161 Ps = 18 Change colour of bold characters to Pt 1312 Ps = 18 Change colour of bold characters to Pt [deprecated, see 706]
1162 Ps = 19 Change colour of underlined characters to Pt 1313 Ps = 19 Change colour of underlined characters to Pt [deprecated, see 707]
1163 Ps = 20 Change default background to Pt 1314 Ps = 20 Change default background to Pt
1164 Ps = 39 Change default foreground colour to Pt. 1315 Ps = 39 Change default foreground colour to Pt.
1165 Ps = 46 Change Log File to Pt unimplemented 1316 Ps = 46 Change Log File to Pt unimplemented
1166 Ps = 49 Change default background colour to Pt. 1317 Ps = 49 Change default background colour to Pt.
1167 Ps = 50 Set fontset to Pt, with the following special values of Pt (rxvt) #+n change up n #-n change down n if n is missing of 0, a value of 1 is used empty change to font0 n change to font n 1318 Ps = 50 Set fontset to Pt, with the following special values of Pt (rxvt) #+n change up n #-n change down n if n is missing of 0, a value of 1 is used empty change to font0 n change to font n
1168 Ps = 55 Log all scrollback buffer and all of screen to Pt 1319 Ps = 55 Log all scrollback buffer and all of screen to Pt
1169 Ps = 701 Change current locale to Pt, or, if Pt is ?, return the current locale (Compile frills). 1320 Ps = 701 Change current locale to Pt, or, if Pt is ?, return the current locale (Compile frills).
1170 Ps = 703 Menubar command Pt (Compile menubar). 1321 Ps = 703 Menubar command Pt (Compile menubar).
1171 Ps = 704 Change colour of italic characters to Pt 1322 Ps = 704 Change colour of italic characters to Pt
1172 Ps = 705 Change background pixmap tint colour to Pt (Compile transparency). 1323 Ps = 705 Change background pixmap tint colour to Pt (Compile transparency).
1324 Ps = 706 Change colour of bold characters to Pt
1325 Ps = 707 Change colour of underlined characters to Pt
1173 Ps = 710 Set normal fontset to Pt. Same as Ps = 50. 1326 Ps = 710 Set normal fontset to Pt. Same as Ps = 50.
1174 Ps = 711 Set bold fontset to Pt. Similar to Ps = 50 (Compile styles). 1327 Ps = 711 Set bold fontset to Pt. Similar to Ps = 50 (Compile styles).
1175 Ps = 712 Set italic fontset to Pt. Similar to Ps = 50 (Compile styles). 1328 Ps = 712 Set italic fontset to Pt. Similar to Ps = 50 (Compile styles).
1176 Ps = 713 Set bold-italic fontset to Pt. Similar to Ps = 50 (Compile styles). 1329 Ps = 713 Set bold-italic fontset to Pt. Similar to Ps = 50 (Compile styles).
1177 Ps = 720 Move viewing window up by Pt lines, or clear scrollback buffer if Pt = 0 (Compile frills). 1330 Ps = 720 Move viewing window up by Pt lines, or clear scrollback buffer if Pt = 0 (Compile frills).
1178 Ps = 721 Move viewing window down by Pt lines, or clear scrollback buffer if Pt = 0 (Compile frills). 1331 Ps = 721 Move viewing window down by Pt lines, or clear scrollback buffer if Pt = 0 (Compile frills).
1332 Ps = 777 Call the perl extension with the given string, which should be of the form extension:parameters (Compile perl).
1179 1333
1180 1334
1181 1335
1182menuBar 1336menuBar
1183 The exact syntax used is *almost* solidified. In the menus, DON'T try to 1337 The exact syntax used is *almost* solidified. In the menus, DON'T try to
1648 XK_KP_8 8 ESC O x 1802 XK_KP_8 8 ESC O x
1649 XK_KP_9 9 ESC O y 1803 XK_KP_9 9 ESC O y
1650 1804
1651CONFIGURE OPTIONS 1805CONFIGURE OPTIONS
1652 General hint: if you get compile errors, then likely your configuration 1806 General hint: if you get compile errors, then likely your configuration
1653 hasn't been tested well. Either try with --enable-everything or use the 1807 hasn't been tested well. Either try with "--enable-everything" or use
1654 ./reconf script as a base for experiments. ./reconf is used by myself, 1808 the ./reconf script as a base for experiments. ./reconf is used by
1655 so it should generally be a working config. Of course, you should always 1809 myself, so it should generally be a working config. Of course, you
1656 report when a combination doesn't work, so it can be fixed. Marc Lehmann 1810 should always report when a combination doesn't work, so it can be
1657 <rxvt@schmorp.de>. 1811 fixed. Marc Lehmann <rxvt@schmorp.de>.
1812
1813 All
1658 1814
1659 --enable-everything 1815 --enable-everything
1660 Add support for all non-multichoice options listed in "./configure 1816 Add (or remove) support for all non-multichoice options listed in
1661 --help". Note that unlike other enable options this is order 1817 "./configure --help".
1662 dependant. You can specify this and then disable options which this
1663 enables by *following* this with the appropriate commands.
1664 1818
1665 --enable-xft 1819 You can specify this and then disable options you do not like by
1820 *following* this with the appropriate "--disable-..." arguments, or
1821 you can start with a minimal configuration by specifying
1822 "--disable-everything" and than adding just the "--enable-..."
1823 arguments you want.
1824
1825 --enable-xft (default: enabled)
1666 Add support for Xft (anti-aliases, among others) fonts. Xft fonts 1826 Add support for Xft (anti-aliases, among others) fonts. Xft fonts
1667 are slower and require lots of memory, but as long as you don't use 1827 are slower and require lots of memory, but as long as you don't use
1668 them, you don't pay for them. 1828 them, you don't pay for them.
1669 1829
1670 --enable-font-styles 1830 --enable-font-styles (default: on)
1671 Add support for bold, *italic* and *bold italic* font styles. The 1831 Add support for bold, *italic* and *bold italic* font styles. The
1672 fonts can be set manually or automatically. 1832 fonts can be set manually or automatically.
1673 1833
1674 --with-codesets=NAME,... 1834 --with-codesets=NAME,... (default: all)
1675 Compile in support for additional codeset (encoding) groups ("eu", 1835 Compile in support for additional codeset (encoding) groups ("eu",
1676 "vn" are always compiled in, which includes most 8-bit character 1836 "vn" are always compiled in, which includes most 8-bit character
1677 sets). These codeset tables are used for driving X11 core fonts, 1837 sets). These codeset tables are used for driving X11 core fonts,
1678 they are not required for Xft fonts, although having them compiled 1838 they are not required for Xft fonts, although having them compiled
1679 in lets rxvt-unicode choose replacement fonts more intelligently. 1839 in lets rxvt-unicode choose replacement fonts more intelligently.
1686 zh_ext rarely used but very big chinese encodigs 1846 zh_ext rarely used but very big chinese encodigs
1687 jp common japanese encodings 1847 jp common japanese encodings
1688 jp_ext rarely used but big japanese encodings 1848 jp_ext rarely used but big japanese encodings
1689 kr korean encodings 1849 kr korean encodings
1690 1850
1691 --enable-xim 1851 --enable-xim (default: on)
1692 Add support for XIM (X Input Method) protocol. This allows using 1852 Add support for XIM (X Input Method) protocol. This allows using
1693 alternative input methods (e.g. kinput2) and will also correctly set 1853 alternative input methods (e.g. kinput2) and will also correctly set
1694 up the input for people using dead keys or compose keys. 1854 up the input for people using dead keys or compose keys.
1695 1855
1696 --enable-unicode3 1856 --enable-unicode3 (default: off)
1697 Enable direct support for displaying unicode codepoints above 65535 1857 Enable direct support for displaying unicode codepoints above 65535
1698 (the basic multilingual page). This increases storage requirements 1858 (the basic multilingual page). This increases storage requirements
1699 per character from 2 to 4 bytes. X11 fonts do not yet support these 1859 per character from 2 to 4 bytes. X11 fonts do not yet support these
1700 extra characters, but Xft does. 1860 extra characters, but Xft does.
1701 1861
1703 even without this flag, but the number of such characters is limited 1863 even without this flag, but the number of such characters is limited
1704 to a view thousand (shared with combining characters, see next 1864 to a view thousand (shared with combining characters, see next
1705 switch), and right now rxvt-unicode cannot display them 1865 switch), and right now rxvt-unicode cannot display them
1706 (input/output and cut&paste still work, though). 1866 (input/output and cut&paste still work, though).
1707 1867
1708 --enable-combining 1868 --enable-combining (default: on)
1709 Enable automatic composition of combining characters into composite 1869 Enable automatic composition of combining characters into composite
1710 characters. This is required for proper viewing of text where 1870 characters. This is required for proper viewing of text where
1711 accents are encoded as seperate unicode characters. This is done by 1871 accents are encoded as seperate unicode characters. This is done by
1712 using precomposited characters when available or creating new 1872 using precomposited characters when available or creating new
1713 pseudo-characters when no precomposed form exists. 1873 pseudo-characters when no precomposed form exists.
1722 1882
1723 The combining table also contains entries for arabic presentation 1883 The combining table also contains entries for arabic presentation
1724 forms, but these are not currently used. Bug me if you want these to 1884 forms, but these are not currently used. Bug me if you want these to
1725 be used (and tell me how these are to be used...). 1885 be used (and tell me how these are to be used...).
1726 1886
1727 --enable-fallback(=CLASS) 1887 --enable-fallback(=CLASS) (default: Rxvt)
1728 When reading resource settings, also read settings for class CLASS 1888 When reading resource settings, also read settings for class CLASS.
1729 (default: Rxvt). To disable resource fallback use 1889 To disable resource fallback use --disable-fallback.
1730 --disable-fallback.
1731 1890
1732 --with-res-name=NAME 1891 --with-res-name=NAME (default: urxvt)
1733 Use the given name (default: urxvt) as default application name when 1892 Use the given name as default application name when reading
1734 reading resources. Specify --with-res-name=rxvt to replace rxvt. 1893 resources. Specify --with-res-name=rxvt to replace rxvt.
1735 1894
1736 --with-res-class=CLASS 1895 --with-res-class=CLASS /default: URxvt)
1737 Use the given class (default: URxvt) as default application class 1896 Use the given class as default application class when reading
1738 when reading resources. Specify --with-res-class=Rxvt to replace 1897 resources. Specify --with-res-class=Rxvt to replace rxvt.
1739 rxvt.
1740 1898
1741 --enable-utmp 1899 --enable-utmp (default: on)
1742 Write user and tty to utmp file (used by programs like w) at start 1900 Write user and tty to utmp file (used by programs like w) at start
1743 of rxvt execution and delete information when rxvt exits. 1901 of rxvt execution and delete information when rxvt exits.
1744 1902
1745 --enable-wtmp 1903 --enable-wtmp (default: on)
1746 Write user and tty to wtmp file (used by programs like last) at 1904 Write user and tty to wtmp file (used by programs like last) at
1747 start of rxvt execution and write logout when rxvt exits. This 1905 start of rxvt execution and write logout when rxvt exits. This
1748 option requires --enable-utmp to also be specified. 1906 option requires --enable-utmp to also be specified.
1749 1907
1750 --enable-lastlog 1908 --enable-lastlog (default: on)
1751 Write user and tty to lastlog file (used by programs like lastlogin) 1909 Write user and tty to lastlog file (used by programs like lastlogin)
1752 at start of rxvt execution. This option requires --enable-utmp to 1910 at start of rxvt execution. This option requires --enable-utmp to
1753 also be specified. 1911 also be specified.
1754 1912
1755 --enable-xpm-background 1913 --enable-xpm-background (default: on)
1756 Add support for XPM background pixmaps. 1914 Add support for XPM background pixmaps.
1757 1915
1758 --enable-transparency 1916 --enable-transparency (default: on)
1759 Add support for inheriting parent backgrounds thus giving a fake 1917 Add support for inheriting parent backgrounds thus giving a fake
1760 transparency to the term. 1918 transparency to the term.
1761 1919
1762 --enable-fading 1920 --enable-fading (default: on)
1763 Add support for fading the text when focus is lost. 1921 Add support for fading the text when focus is lost (requires
1922 "--enable-transparency").
1764 1923
1765 --enable-tinting 1924 --enable-tinting (default: on)
1766 Add support for tinting of transparent backgrounds. 1925 Add support for tinting of transparent backgrounds (requires
1926 "--enable-transparency").
1767 1927
1768 --enable-menubar 1928 --enable-menubar (default: off) [DEPRECATED]
1769 Add support for our menu bar system (this interacts badly with 1929 Add support for our menu bar system (this interacts badly with
1770 dynamic locale switching currently). 1930 dynamic locale switching currently). This option is DEPRECATED and
1931 will be removed in the future.
1771 1932
1772 --enable-rxvt-scroll 1933 --enable-rxvt-scroll (default: on)
1773 Add support for the original rxvt scrollbar. 1934 Add support for the original rxvt scrollbar.
1774 1935
1775 --enable-next-scroll 1936 --enable-next-scroll (default: on)
1776 Add support for a NeXT-like scrollbar. 1937 Add support for a NeXT-like scrollbar.
1777 1938
1778 --enable-xterm-scroll 1939 --enable-xterm-scroll (default: on)
1779 Add support for an Xterm-like scrollbar. 1940 Add support for an Xterm-like scrollbar.
1780 1941
1781 --enable-plain-scroll 1942 --enable-plain-scroll (default: on)
1782 Add support for a very unobtrusive, plain-looking scrollbar that is 1943 Add support for a very unobtrusive, plain-looking scrollbar that is
1783 the favourite of the rxvt-unicode author, having used it for many 1944 the favourite of the rxvt-unicode author, having used it for many
1784 years. 1945 years.
1785 1946
1786 --enable-half-shadow 1947 --enable-half-shadow (default: off)
1787 Make shadows on the scrollbar only half the normal width & height. 1948 Make shadows on the scrollbar only half the normal width & height.
1788 only applicable to rxvt scrollbars. 1949 only applicable to rxvt scrollbars.
1789 1950
1790 --enable-ttygid 1951 --enable-ttygid (default: off)
1791 Change tty device setting to group "tty" - only use this if your 1952 Change tty device setting to group "tty" - only use this if your
1792 system uses this type of security. 1953 system uses this type of security.
1793 1954
1794 --disable-backspace-key 1955 --disable-backspace-key
1795 Disable any handling of the backspace key by us - let the X server 1956 Removes any handling of the backspace key by us - let the X server
1796 do it. 1957 do it.
1797 1958
1798 --disable-delete-key 1959 --disable-delete-key
1799 Disable any handling of the delete key by us - let the X server do 1960 Removes any handling of the delete key by us - let the X server do
1800 it. 1961 it.
1801 1962
1802 --disable-resources 1963 --disable-resources
1803 Remove all resources checking. 1964 Removes any support for resource checking.
1804 1965
1805 --enable-xgetdefault 1966 --enable-xgetdefault
1806 Make resources checking via XGetDefault() instead of our small 1967 Make resources checking via XGetDefault() instead of our small
1807 version which only checks ~/.Xdefaults, or if that doesn't exist 1968 version which only checks ~/.Xdefaults, or if that doesn't exist
1808 then ~/.Xresources. 1969 then ~/.Xresources.
1809 1970
1810 Please note that nowadays, things like XIM will automatically pull 1971 Please note that nowadays, things like XIM will automatically pull
1811 in and use the full X resource manager, so the overhead of using it 1972 in and use the full X resource manager, so the overhead of using it
1812 might be very small, if nonexistant. 1973 might be very small, if nonexistant.
1813 1974
1814 --enable-strings 1975 --enable-strings (default: off)
1815 Add support for our possibly faster memset() function and other 1976 Add support for our possibly faster memset() function and other
1816 various routines, overriding your system's versions which may have 1977 various routines, overriding your system's versions which may have
1817 been hand-crafted in assembly or may require extra libraries to link 1978 been hand-crafted in assembly or may require extra libraries to link
1818 in. (this breaks ANSI-C rules and has problems on many GNU/Linux 1979 in. (this breaks ANSI-C rules and has problems on many GNU/Linux
1819 systems). 1980 systems).
1820 1981
1821 --disable-swapscreen 1982 --disable-swapscreen
1822 Remove support for swap screen. 1983 Remove support for secondary/swap screen.
1823 1984
1824 --enable-frills 1985 --enable-frills (default: on)
1825 Add support for many small features that are not essential but nice 1986 Add support for many small features that are not essential but nice
1826 to have. Normally you want this, but for very small binaries you may 1987 to have. Normally you want this, but for very small binaries you may
1827 want to disable this. 1988 want to disable this.
1828 1989
1829 A non-exhaustive list of features enabled by "--enable-frills" 1990 A non-exhaustive list of features enabled by "--enable-frills"
1830 (possibly in combination with other switches) is: 1991 (possibly in combination with other switches) is:
1831 1992
1832 MWM-hints 1993 MWM-hints
1833 EWMH-hints (pid, utf8 names) and protocols (ping) 1994 EWMH-hints (pid, utf8 names) and protocols (ping)
1834 seperate underline colour 1995 seperate underline colour (-underlineColor)
1835 settable border widths and borderless switch 1996 settable border widths and borderless switch (-w, -b, -bl)
1836 settable extra linespacing 1997 settable extra linespacing /-lsp)
1837 iso-14755-2 and -3, and visual feedback 1998 iso-14755-2 and -3, and visual feedback
1838 backindex and forwardindex escape sequence 1999 backindex and forwardindex escape sequence
1839 window op and some xterm/OSC escape sequences 2000 window op and some xterm/OSC escape sequences
1840 tripleclickwords 2001 tripleclickwords (-tcw)
1841 settable insecure mode 2002 settable insecure mode (-insecure)
1842 keysym remapping support 2003 keysym remapping support
1843 cursor blinking and underline cursor 2004 cursor blinking and underline cursor (-cb, -uc)
1844 -embed and -pty-fd options 2005 XEmbed support (-embed)
2006 user-pty (-pty-fd)
2007 hold on exit (-hold)
2008 skip builtin block graphics (-sbg)
2009 sgr modes 90..97 and 100..107
1845 2010
1846 --enable-iso14755 2011 --enable-iso14755 (default: on)
1847 Enable extended ISO 14755 support (see rxvt(1), or doc/rxvt.1.txt). 2012 Enable extended ISO 14755 support (see rxvt(1), or doc/rxvt.1.txt).
1848 Basic support (section 5.1) is enabled by "--enable-frills", while 2013 Basic support (section 5.1) is enabled by "--enable-frills", while
1849 support for 5.2, 5.3 and 5.4 is enabled with this switch. 2014 support for 5.2, 5.3 and 5.4 is enabled with this switch.
1850 2015
1851 --enable-keepscrolling 2016 --enable-keepscrolling (default: on)
1852 Add support for continual scrolling of the display when you hold the 2017 Add support for continual scrolling of the display when you hold the
1853 mouse button down on a scrollbar arrow. 2018 mouse button down on a scrollbar arrow.
1854 2019
1855 --enable-mousewheel 2020 --enable-mousewheel (default: on)
1856 Add support for scrolling via mouse wheel or buttons 4 & 5. 2021 Add support for scrolling via mouse wheel or buttons 4 & 5.
1857 2022
1858 --enable-slipwheeling 2023 --enable-slipwheeling (default: on)
1859 Add support for continual scrolling (using the mouse wheel as an 2024 Add support for continual scrolling (using the mouse wheel as an
1860 accelerator) while the control key is held down. This option 2025 accelerator) while the control key is held down. This option
1861 requires --enable-mousewheel to also be specified. 2026 requires --enable-mousewheel to also be specified.
1862 2027
1863 --disable-new-selection 2028 --disable-new-selection
1864 Remove support for mouse selection style like that of xterm. 2029 Remove support for mouse selection style like that of xterm.
1865 2030
1866 --enable-dmalloc 2031 --enable-dmalloc (default: off)
1867 Use Gray Watson's malloc - which is good for debugging See 2032 Use Gray Watson's malloc - which is good for debugging See
1868 http://www.letters.com/dmalloc/ for details If you use either this 2033 http://www.letters.com/dmalloc/ for details If you use either this
1869 or the next option, you may need to edit src/Makefile after 2034 or the next option, you may need to edit src/Makefile after
1870 compiling to point DINCLUDE and DLIB to the right places. 2035 compiling to point DINCLUDE and DLIB to the right places.
1871 2036
1872 You can only use either this option and the following (should you 2037 You can only use either this option and the following (should you
1873 use either) . 2038 use either) .
1874 2039
1875 --enable-dlmalloc 2040 --enable-dlmalloc (default: off)
1876 Use Doug Lea's malloc - which is good for a production version See 2041 Use Doug Lea's malloc - which is good for a production version See
1877 <http://g.oswego.edu/dl/html/malloc.html> for details. 2042 <http://g.oswego.edu/dl/html/malloc.html> for details.
1878 2043
1879 --enable-smart-resize 2044 --enable-smart-resize (default: on)
1880 Add smart growth/shrink behaviour when changing font size via from 2045 Add smart growth/shrink behaviour when changing font size via hot
1881 hot keys. This should keep in a fixed position the rxvt corner which 2046 keys. This should keep the window corner which is closest to a
1882 is closest to a corner of the screen. 2047 corner of the screen in a fixed position.
1883 2048
1884 --enable-pointer-blank 2049 --enable-pointer-blank (default: on)
1885 Add support to have the pointer disappear when typing or inactive. 2050 Add support to have the pointer disappear when typing or inactive.
1886 2051
1887 --with-name=NAME 2052 --enable-perl (default: off)
2053 Enable an embedded perl interpreter. See the rxvtperl(3) manpage
2054 (doc/rxvtperl.txt) for more info on this feature, or the files in
2055 src/perl-ext/ for the extensions that are installed by default. The
2056 perl interpreter that is used can be specified via the "PERL"
2057 environment variable when running configure.
2058
2059 --with-name=NAME (default: urxvt)
1888 Set the basename for the installed binaries (default: "urxvt", 2060 Set the basename for the installed binaries, resulting in "urxvt",
1889 resulting in "urxvt", "urxvtd" etc.). Specify "--with-name=rxvt" to 2061 "urxvtd" etc.). Specify "--with-name=rxvt" to replace with "rxvt".
1890 replace with "rxvt".
1891 2062
1892 --with-term=NAME 2063 --with-term=NAME (default: rxvt-unicode)
1893 Change the environmental variable for the terminal to NAME (default 2064 Change the environmental variable for the terminal to NAME.
1894 "rxvt-unicode")
1895 2065
1896 --with-terminfo=PATH 2066 --with-terminfo=PATH
1897 Change the environmental variable for the path to the terminfo tree 2067 Change the environmental variable for the path to the terminfo tree
1898 to PATH. 2068 to PATH.
1899 2069

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