3 # Setup script for shell configuration files.
5 # Copyright (C) 2011-2012 Simon Ruderich
7 # This program is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation, either version 3 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
29 terminal_available() {
30 terminal_info "$@" > /dev/null
32 # Check if `infocmp` is available.
33 if ! infocmp > /dev/null 2>&1; then
34 echo 'Warning: `infocmp` not available! 256color checks will fail.'
41 # Create private temporary directory used by many tools (including GNU screen
46 # Create rlwrap history directory.
48 # Create zsh cache directory.
54 # Generate ~/.less with lesskey. Prevent cluttering ~/ by storing the history
55 # file in this directory; this requires replacing the constant HISTORY_PATH in
57 echo lesskey: generating .lesskey
60 s/\bHISTORY_PATH\b/$ARGV[0]/;
67 # Find the required options to get colored ls output. GNU ls is preferred. See
68 # shell/aliases.in for details. Doing this here instead of in shell/aliases
69 # speeds up shell starts.
71 # Check if colors are available.
72 if ls --color > /dev/null 2>&1; then
75 if ls -G > /dev/null 2>&1; then
81 # Absolute path to `ls`.
82 ls_path=`installed_path ls`
84 if test "x$ls_color" = xgnu; then
87 # Normal (BSD) ls with colors.
88 elif test "x$ls_color" = xcli; then
89 ls_env='CLICOLOR_FORCE=1'
91 # Simple ls with no colors.
97 # Also check if `column -t` is available.
98 if echo test | column -t >/dev/null 2>&1; then
104 generate perl shell/aliases \
105 -e 'while (<STDIN>) {
106 s/\bLS_ENV\b/$ARGV[0]/;
107 s/\bLS_PATH\b/$ARGV[1]/;
108 s/\bLS_COLOR\b/$ARGV[2]/;
109 s/\bCOLUMN\b/$ARGV[3]/;
112 "$ls_env" "$ls_path" "$ls_color" "$column"
114 # Check if grep supports --color=auto.
115 if echo test | grep --color=auto test >/dev/null 2>&1; then
118 echo 'shell/aliases: removing grep --color=auto'
119 sed '/^alias grep=/ s/^/#/' shell/aliases > shell/aliases.tmp
120 mv shell/aliases.tmp shell/aliases
123 generate cat screenrc .in
124 # As screen-256color is not widely supported use it only on machines where the
125 # matching terminfo entry is available. This also requires a terminal emulator
126 # which supports 256 colors. Also used for tmux.
128 if terminal_available screen-256color; then
129 # Called through SSH connection, assume the local system supports 256
131 if test -n "$SSH_CONNECTION"; then
133 # We have rxvt-unicode installed, check if it supports 256 colors.
134 elif installed urxvt; then
135 # Thanks to deryni in #rxvt-unicode on Freenode (2012-10-14 22:54
136 # CEST) for the strings/grep idea. The grep check is for "correct" 256
137 # rxvt-unicode binaries (e.g. Debian's rxvt-unicode-256color), the
138 # terminal_info check for manual installations which modify
139 # rxvt-unicode's terminfo entry.
140 urxvt_path=`installed_path urxvt`
141 urxvt_grep=`strings "$urxvt_path" | grep '^TERM=rxvt-'`
142 if test x"$urxvt_grep" = 'xTERM=rxvt-unicode-256color' \
143 || terminal_info rxvt-unicode \
144 | grep -F 'colors#256' >/dev/null; then
147 # Check if XTerm supports 256 colors (not a perfect check, but most XTerm
148 # support 256 colors).
149 elif terminal_available xterm-256color; then
153 if test -z "$use_256colors"; then
154 echo screenrc: removing 256 colors
155 sed 's/Enable 256 color/Disable 256 color/;
156 s/screen-256color/screen/' screenrc > screenrc.tmp
157 mv screenrc.tmp screenrc
159 # Some options are only necessary when running as root. They are marked as
161 if test "`id -u`" -ne 0; then
162 echo screenrc: removing root options
163 grep -v '(ROOT)' screenrc > screenrc.tmp
164 mv screenrc.tmp screenrc
166 # I use some features of GNU screen which are only in Git or very recent GNU
167 # screen versions. Drop them on machines which have older versions. They are
169 if test ! -d "$HOME/development/shell/screen"; then
170 echo screenrc: removing Git features
171 grep -v '(GIT)' screenrc > screenrc.tmp
172 mv screenrc.tmp screenrc
174 # Rxvt doesn't need the attrcolor "fix". As I prefer rxvt assume I use it when
176 if installed rxvt; then
177 echo screenrc: removing attrcolor \"fix\"
178 sed 's/attrcolor b ".I"/#attrcolor b ".I"/' screenrc > screenrc.tmp
179 mv screenrc.tmp screenrc
181 # Display current battery charge on computers with a battery. Necessary lines
182 # are marked as "(BATTERY)".
183 if test ! -d /sys/class/power_supply/BAT0; then
184 echo screenrc: removing battery display
185 grep -v '(BATTERY)' screenrc > screenrc.tmp
186 mv screenrc.tmp screenrc
189 if installed tmux; then
190 generate perl tmux.conf ./bin/remove-continuation.pl
192 # Add mappings to switch to windows 10-29 quickly. See tmux-window.pl for
194 perl ./tmux-window.pl 1 "`pwd`/tmux-window2.conf" > tmux-window1.conf
195 perl ./tmux-window.pl 2 > tmux-window2.conf
196 # Set absolute path to tmux-window1.conf in tmux.conf.
197 perl < tmux.conf > tmux.conf.tmp \
198 -e 'while (<STDIN>) {
199 s/\bTMUX_WINDOW_PATH\b/$ARGV[0]/;
202 "`pwd`/tmux-window1.conf"
203 mv tmux.conf.tmp tmux.conf
205 # 256 colors not available.
206 if test -z "$use_256colors"; then
207 echo tmux.conf: removing 256 colors
208 sed 's/Enable 256 color/Disable 256 color/;
209 s/screen-256color/screen/' tmux.conf > tmux.conf.tmp
210 mv tmux.conf.tmp tmux.conf
212 # Tmux doesn't display a warning if the shell wasn't found!
213 if test ! -x '/bin/zsh'; then
214 echo tmux.conf: removing /bin/zsh as shell
215 sed 's/zsh/sh/' tmux.conf > tmux.conf.tmp
216 mv tmux.conf.tmp tmux.conf
220 # Htop overwrites the comments in its configuration file.
221 generate cat htoprc .in
226 # Link setup for shells.
229 link bash/rc ~/.bashrc
230 link bash/profile ~/.bash_profile
231 link bash/logout ~/.bash_logout
232 if installed csh; then
236 link zsh/env ~/.zshenv
238 link zsh/logout ~/.zlogout
240 # Link setup for additional files.
241 if installed crontab; then
242 link crontab.d ~/.crontab.d
244 link lessfilter ~/.lessfilter
245 if installed colordiff; then
246 link colordiffrc ~/.colordiffrc
248 link inputrc ~/.inputrc
249 link screenrc ~/.screenrc
250 if installed tmux; then
251 link tmux.conf ~/.tmux.conf
253 if installed htop; then
254 link htoprc ~/.htoprc
255 # New location for htoprc. Use both for compatibility.
256 mkdir -p ~/.config/htop
257 link htoprc ~/.config/htop/htoprc