el/dot-emacs.el: Arrange for Slime to name me better.
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1### -*-sh-*-
2###
3### Session startup things.
4
5## The shell-specific hook will run us if it thinks we haven't been run
6## before. We should therefore let it know.
7__mdw_profile=t; export __mdw_profile
8
9###--------------------------------------------------------------------------
10### Utility functions.
11
12## __mdw_addto VAR DIR PATH ...
13##
14## VAR is the name of a PATH-like environment variable (i.e., one which
15## contains a sequence of pathnames separated by colons). DIR is either `l'
16## or `r'. The PATHs are pathnames. Those PATHs which correspond to
17## existing directories but which aren't currently named in the variable are
18## added to the left or right (depending on DIR) of VAR. The relative order
19## of PATHs added in the same invokation is the same as the order they
20## appeared in PATHs: the DIR argument only affects which end of the VAR they
21## get added to.
22__mdw_addto () {
23 local var=$1 val dir=$2 new="" change=nil
24 eval val=\$$var
25 shift 2
26 for i in "$@"; do
27 case "$new:" in *:$i:*) continue;; esac
28 if ! [ -d $i ]; then continue; fi
29 case "$val" in
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30 $i) continue ;;
31 *:$i:*) val=${val%%:$i:*}:${val#*:$i:} ;;
32 $i:*) val=${val#$i:} ;;
33 *:$i) val=${val%:$i} ;;
34 esac
35 new=$new:$i change=t
36 done
37 case $dir in
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38 l) val=${new#:}${val:+:$val} ;;
39 r) val=${val:+$val:}${new#:} ;;
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40 esac
41 case $change in t) eval $var=\$val ;; esac
42}
43
44## __mdw_programp NAME
45##
46## Does NAME exist as an executable program?
47__mdw_programp () { type >/dev/null 2>&1 "$1"; }
48
49## __mdw_setconf VAR CONF [DEFAULT]
50##
51## If CONF is defined in `~/.mdw.conf' then set VAR to its value; otherwise,
52## set VAR to DEFAULT, if given; otherwise, do nothing at all.
53__mdw_setconf () {
54 local var=$1 conf=$2 val; shift 2
55 if val=$(mdw-conf 2>/dev/null "$conf" "$@"); then
56 eval "$var=\$val; export $var"
57 fi
58}
59
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60## __mdw_export_if_defined VAR ...
61##
62## If VARs are defined, then export them.
63__mdw_export_if_defined () {
64 local var t
65 for var in "$@"; do
66 eval t=\${$var+t}
67 case $t in t) export $var ;; esac
68 done
69}
70
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71###--------------------------------------------------------------------------
72### Other preliminaries.
73
74## Work out my home directory, resolving symbolic links.
75HOME=$(cd "$HOME"; pwd -P)
76case ${SCHROOT_SESSION_ID+t} in t) ;; *) cd "$HOME" ;; esac
77
78## CDE's session structure is demented and doesn't leave us with a proper
79## logout hook, so synthesize one here.
80case ${DT+t} in t) trap "source $HOME/.shell-logout" EXIT; esac
81
82###--------------------------------------------------------------------------
83### Set some basic paths.
84
85## The main path.
86export PATH
87__mdw_addto PATH l \
88 "$HOME"/bin \
89 /usr/local/bin /usr/local/sbin /usr/local/games \
90 /usr/bin /usr/sbin /usr/games \
91 /usr/X11R6/bin /usr/local/X11R6/bin \
92 /bin /sbin \
93 /opt/nfast/bin /opt/nfast/sbin
94
95## If we have Plan 9 from User Space, then add that in.
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96for i in /opt/plan9 /usr/local/plan9; do
97 if [ -d $i ]; then
98 PLAN9=$i; export PLAN9
99 __mdw_addto PATH r $i/bin
100 break
101 fi
102done
74a53e28 103
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104## Check for some standard path hacks.
105for i in ccache; do
106 __mdw_addto PATH l "$HOME"/bin/hacks/$i
107done
108
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109###--------------------------------------------------------------------------
110### Some other preliminaries.
111
112## Establish a temporary directory.
113case ${TMPDIR+t} in
114 t) ;;
115 *) if __mdw_programp tmpdir; then eval $(tmpdir -b); fi
116esac
117TMP=$TMPDIR; export TMP
118
119## Sensible umask if users have their own groups.
120umask 002
121
122###--------------------------------------------------------------------------
123### Text editor configuration.
124
125MDW_EDITOR=ed
126emacs_startup_args="--no-site-file --mdw-fast-startup -nw"
127for ed in \
128 "emacs24 $emacs_startup_args" \
129 "emacs23 $emacs_startup_args" \
130 "emacs22 $emacs_startup_args" \
131 "emacs21 $emacs_startup_args" \
132 zile mg \
133 "emacs -nw" \
134 vi pico nano ae
135do
136 name=${ed%% *}
137 if __mdw_programp "$name"; then MDW_EDITOR=$ed; break; fi
138done
139EDITOR=mdw-editor VISUAL=mdw-editor
140export EDITOR VISUAL MDW_EDITOR
141unset ed emacs_startup_args
142
143###--------------------------------------------------------------------------
144### Locale configuration.
145
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146case ${LC_MDWSSHLANG+t},${DISPLAY+t} in
147 t,*)
148 LANG=$LC_MDWSSHLANG
149 ;;
150 ,t)
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151 __mdw_setconf LANG x-ctype POSIX
152 ;;
153 *)
154 : LANG=${LC_CTYPE-${LC_ALL-$(mdw-conf console-ctype POSIX)}}
155 case "$TERM,$(tty)" in
156 linux,/dev/tty*)
157 if { vt-is-UTF8 || kbd_mode | grep UTF-8; } >/dev/null 2>&1; then
2f27026a 158 ctype=.UTF-8
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159 else
160 ctype=
161 fi
162 LANG=${LANG%.*}$ctype
163 ;;
164 esac
165 ;;
166esac
167unset LC_ALL
168export LANG
169
170LC_COLLATE=POSIX; export LC_COLLATE
171
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172case ${LANG+t} in
173 t) LC_MDWSSHLANG=$LANG; export LC_MDWSSHLANG ;;
174esac
175
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176###--------------------------------------------------------------------------
177### Pagers.
178
179## Choose a sensible pager.
180MDW_PAGER=more
181for pg in less more; do
182 if __mdw_programp "$pg"; then MDW_PAGER=$(command -v "$pg"); break; fi
183done
184PAGER=mdw-pager METAMAIL_PAGER=mdw-pager
185export MDW_PAGER PAGER METAMAIL_PAGER
186unset pg
187
188## Configure `less'.
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189case ${LC_CTYPE-$LANG} in
190 *utf8 | *utf-8 | *UTF8 | *UTF-8) LESSCHARSET=utf-8 ;;
191 *) LESSCHARSET=latin1 ;;
192esac
193export LESSCHARSET
194if __mdw_programp global; then
195 LESSGLOBALTAGS=global
196 export LESSGLOBALTAGS
197fi
198
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199## Get Debian `groff' to produce control sequences rather than overstriking.
200GROFF_SGR=t; export GROFF_SGR
201
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202###--------------------------------------------------------------------------
203### Miscellaneous things.
204
205## Mail and general identification.
206__mdw_setconf MAIL mailbox /var/mail/mdw
207__mdw_setconf EMAIL email mdw@distorted.org.uk
208NAME="Mark Wooding"; export NAME
209
210## News server.
211__mdw_setconf NNTPSERVER nntp-server
212
213## Some programs want to know the hostname.
214case ${HOST+t} in t) ;; *) HOST=$(hostname); export HOST; esac
215
216## HTTP and FTP proxies.
217http=$(mdw-conf http-proxy none)
218case "${http_proxy-none},$http" in
219 *,none) ;;
220 none,*) http_proxy=http://$http/; export http_proxy ;;
221esac
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222https=$(mdw-conf https-proxy none)
223case "${https_proxy-none},$https,${http_proxy-none}" in
224 *,none,none) ;;
225 none,none,*) https_proxy=$http_proxy; export https_proxy ;;
226 none,*,*) https_proxy=http://$https/; export ftp_proxy ;;
227esac
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228ftp=$(mdw-conf ftp-proxy none)
229case "${ftp_proxy-none},$ftp,${http_proxy-none}" in
230 *,none,none) ;;
231 none,none,*) ftp_proxy=$http_proxy; export ftp_proxy ;;
232 none,*,*) ftp_proxy=http://$ftp/; export ftp_proxy ;;
233esac
442bc88b 234unset http https ftp
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235
236## Ncurses programs should use the Unicode box-drawing characters because the
237## alternative character set stuff isn't supported well.
238NCURSES_NO_UTF8_ACS=1; export NCURSES_NO_UTF8_ACS
239
240## Shut up Perl's readline machinery.
241PERL_READLINE_NOWARN=yes; export PERL_READLINE_NOWARN
242
243## If we have `distcc' then tell `ccache' to use it.
244if __mdw_programp distcc; then CCACHE_PREFIX=distcc; export CCACHE_PREFIX; fi
245
246## Choose a sensible web browser. If we have a display, try to pick a
247## graphical one.
248set -- elinks w3m lynx
249case ${DISPLAY+t} in
94526c3f 250 t) set -- mdw-iceweasel mdw-chrome iceweasel firefox "$@" ;;
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251esac
252for b in "$@"; do
253 if __mdw_programp $b; then BROWSER=$b; export BROWSER; break; fi
254done
255unset b
256
257## Acquiring root privileges. This is mainly the job of `bashrc', but we
258## cache the mechanism here.
259__mdw_setconf __MDW_ROOTLY rootly
260BECOME="--preserve-environment"; export BECOME
261
262## It's useful to see the little sigils in `ls'.
263case ${LS_OPTIONS+t} in t) ;; *) LS_OPTIONS="-F"; export LS_OPTIONS; esac
264
265## Settings for BBC BASIC listing.
266export BASCAT="-l +n"
267
268## Version control hacking.
269CVS_RSH=ssh; export CVS_RSH
270__mdw_setconf CVSROOT cvs-root
271__mdw_setconf SVNROOT svn-root
272P4CONFIG=.p4; export P4CONFIG
273
274## Help X programs find their resources.
275XUSERFILESEARCHPATH="$HOME/.Xapps/%N:/usr/lib/X11/%T/%N%S"
276export XUSERFILESEARCHPATH
277
278## Make OpenOffice.org do its thing properly.
279OOO_FORCE_DESKTOP=gnome; export OOO_FORCE_DESKTOP
280
281## Hack Qt-ish things to be unstoatly.
f1e393ff 282QT_QPA_PLATFORMTHEME=gtk2; export QT_QPA_PLATFORMTHEME
e3a7c1c2 283QT_AUTO_SCREEN_SCALE_FACTOR=0; export QT_AUTO_SCREEN_SCALE_FACTOR
74a53e28 284
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285## Use X11 input method (including compose key sequences) everywhere.
286GTK_IM_MODULE=xim; export GTK_IM_MODULE
287QT_IM_MODULE=xim; export QT_IM_MODULE
288
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289## Don't hide scrollbars.
290GTK_OVERLAY_SCROLLING=0; export GTK_OVERLAY_SCROLLING
291
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292## Rust Cargo things.
293CARGO_HOME=$HOME/.cache/cargo; export CARGO_HOME
294
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295## Configure `ps'.
296PS_PERSONALITY=gnu; export PS_PERSONALITY
297
f9ef6491 298## Configure Debian building.
b0b75b94 299DEB_BUILD_OPTIONS="parallel=$(mdw-conf make-parallel 4)"
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300export DEB_BUILD_OPTIONS
301
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302## Turn off angry fruit salad error messages from things.
303DPKG_COLORS=never; export DPKG_COLORS
304GCC_COLORS=; export GCC_COLORS
305CCC_OVERRIDE_OPTIONS="#^-fno-color-diagnostics"; export CCC_OVERRIDE_OPTIONS
306
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307## Local library directories.
308__mdw_addto PERLLIB l $HOME/lib/perl; __mdw_export_if_defined PERLLIB
309__mdw_addto PYTHONPATH l $HOME/lib/python; __mdw_export_if_defined PYTHONPATH
310
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311## Disable core dumps.
312ulimit -S -c 0
313
314###--------------------------------------------------------------------------
315### Authentication and SSH hacking.
316
317## Start an authentication agent. This is unnecessarily fiddly. If there's
318## a Gnome keyring server then we should use that; unfortunately, it may not
319## yet have had a chance to populate the environment with its settings, so we
320## go off and fetch them.
321if { { [ "$GNOME_KEYRING_CONTROL" ] &&
322 [ -s "$GNOME_KEYRING_CONTROL" ]; } ||
323 { [ "$DBUS_SESSION_BUS_ADDRESS" ] &&
324 __mdw_programp gnome-keyring-daemon; }; } &&
325 stuff=$(gnome-keyring-daemon -s -c gpg 2>/dev/null)
326then
327 eval "$stuff"
328 export SSH_AUTH_SOCK GPG_AGENT_INFO
329fi
330
331## If we still don't have an agent then start one with a stable name.
332eval $(start-ssh-agent -b)
333
334## Decide whether this session should be considered `secure'. A session is
335## secure if it's on a secure TTY, but there are lots of ways of finding out
336## which TTYs are secure.
337if [ -z "$__mdw_bashrc" ] && [ "$__mdw_force_secure_session" = "yes" ] ||
338 ( tty="`tty`" devtty="(/dev/)?${tty#/dev/}"
339 { { { [ -e /etc/securetty ] && sectty=/etc/securetty; } ||
340 { [ -e /etc/securettys ] && sectty=/etc/securettys; }; } &&
341 egrep "$devtty" $sectty >/dev/null; } ||
342 { [ -e /etc/default/login ] &&
343 egrep "^CONSOLE=$devtty" /etc/default/login >/dev/null; } ||
344 case "${tty#/dev/}" in
345 console|systty|tty[0-9]) true ;;
346 *) false ;;
347 esac )
348then
349 __mdw_sechost=$HOST; export __mdw_sechost
350fi
351
352## Start a passphrase pixie if there is one and it's not already running.
353if pixie --version >/dev/null 2>&1; then
354 mkdir -p "$HOME/.catacomb"
355 pixie=${CATACOMB_PIXIE-$HOME/.catacomb/pixie}
356 if [ -S "$pixie" ] && pixie -C help >/dev/null 2>&1; then
357 :
358 else
359 pixie -d 2>>"$HOME/.catacomb/pixie.log"
360 __mdw_started_pixie=yes
361 fi
362fi
363
364###--------------------------------------------------------------------------
365### Finishing touches.
366
367## For old-fashioned Bourne-ish shells, set up per-shell definitions.
368ENV=$HOME/.shrc; export ENV
369
370## If there's a local hook then run it.
371if [ -f "$HOME/.profile-local" ]; then . "$HOME/.profile-local"; fi
372
373###----- That's all, folks --------------------------------------------------