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 ls --color > /dev/null 2>&1
73 if test $? -eq 0; then
76 ls -G > /dev/null 2>&1
77 if test $? -eq 0; then
83 # Absolute path to `ls`.
84 ls_path=`installed_path ls`
86 if test "x$ls_color" = xgnu; then
89 # Normal (BSD) ls with colors.
90 elif test "x$ls_color" = xcli; then
91 ls_env='CLICOLOR_FORCE=1'
93 # Simple ls with no colors.
99 # Also check if `column -t` is available.
100 if echo test | column -t >/dev/null 2>&1; then
101 column=' | column -t'
106 generate perl shell/aliases \
107 -e 'while (<STDIN>) {
108 s/\bLS_ENV\b/$ARGV[0]/;
109 s/\bLS_PATH\b/$ARGV[1]/;
110 s/\bLS_COLOR\b/$ARGV[2]/;
111 s/\bCOLUMN\b/$ARGV[3]/;
114 "$ls_env" "$ls_path" "$ls_color" "$column"
116 # Check if grep supports --color=auto.
117 if echo test | grep --color=auto test >/dev/null 2>&1; then
120 echo 'shell/aliases: removing grep --color=auto'
121 sed '/^alias grep=/ s/^/#/' shell/aliases > shell/aliases.tmp
122 mv shell/aliases.tmp shell/aliases
125 generate cat screenrc .in
126 # As screen-256color is not widely supported use it only on machines where the
127 # matching terminfo entry is available. This also requires a terminal emulator
128 # which supports 256 colors. Also used for tmux.
130 if terminal_available screen-256color; then
131 # Called through SSH connection, assume the local system supports 256
133 if test -n "$SSH_CONNECTION"; then
135 # We have rxvt-unicode installed, check if it supports 256 colors.
136 elif installed urxvt; then
137 # Thanks to deryni in #rxvt-unicode on Freenode (2012-10-14 22:54
138 # CEST) for the strings/grep idea. The grep check is for "correct" 256
139 # rxvt-unicode binaries (e.g. Debian's rxvt-unicode-256color), the
140 # terminal_info check for manual installations which modify
141 # rxvt-unicode's terminfo entry.
142 urxvt_path=`installed_path urxvt`
143 urxvt_grep=`strings "$urxvt_path" | grep '^TERM=rxvt-'`
144 if test x"$urxvt_grep" = 'xTERM=rxvt-unicode-256color' \
145 || terminal_info rxvt-unicode \
146 | grep -F 'colors#256' >/dev/null; then
149 # Check if XTerm supports 256 colors (not a perfect check, but most XTerm
150 # support 256 colors).
151 elif terminal_available xterm-256color; then
155 if test -z "$use_256colors"; then
156 echo screenrc: removing 256 colors
157 sed 's/Enable 256 color/Disable 256 color/;
158 s/screen-256color/screen/' screenrc > screenrc.tmp
159 mv screenrc.tmp screenrc
161 # Some options are only necessary when running as root. They are marked as
163 if test "`id -u`" -ne 0; then
164 echo screenrc: removing root options
165 grep -v '(ROOT)' screenrc > screenrc.tmp
166 mv screenrc.tmp screenrc
168 # I use some features of GNU screen which are only in Git or very recent GNU
169 # screen versions. Drop them on machines which have older versions. They are
171 if test ! -d "$HOME/development/shell/screen"; then
172 echo screenrc: removing Git features
173 grep -v '(GIT)' screenrc > screenrc.tmp
174 mv screenrc.tmp screenrc
176 # Rxvt doesn't need the attrcolor "fix". As I prefer rxvt assume I use it when
178 if installed rxvt; then
179 echo screenrc: removing attrcolor \"fix\"
180 sed 's/attrcolor b ".I"/#attrcolor b ".I"/' screenrc > screenrc.tmp
181 mv screenrc.tmp screenrc
183 # Display current battery charge on computers with a battery. Necessary lines
184 # are marked as "(BATTERY)".
185 if test ! -d /sys/class/power_supply/BAT0; then
186 echo screenrc: removing battery display
187 grep -v '(BATTERY)' screenrc > screenrc.tmp
188 mv screenrc.tmp screenrc
191 if installed tmux; then
192 generate perl tmux.conf ./bin/remove-continuation.pl
194 # Add mappings to switch to windows 10-29 quickly. See tmux-window.pl for
196 perl ./tmux-window.pl 1 "`pwd`/tmux-window2.conf" > tmux-window1.conf
197 perl ./tmux-window.pl 2 > tmux-window2.conf
198 # Set absolute path to tmux-window1.conf in tmux.conf.
199 perl < tmux.conf > tmux.conf.tmp \
200 -e 'while (<STDIN>) {
201 s/\bTMUX_WINDOW_PATH\b/$ARGV[0]/;
204 "`pwd`/tmux-window1.conf"
205 mv tmux.conf.tmp tmux.conf
207 # 256 colors not available.
208 if test -z "$use_256colors"; then
209 echo tmux.conf: removing 256 colors
210 sed 's/Enable 256 color/Disable 256 color/;
211 s/screen-256color/screen/' tmux.conf > tmux.conf.tmp
212 mv tmux.conf.tmp tmux.conf
214 # Tmux doesn't display a warning if the shell wasn't found!
215 if test ! -x '/bin/zsh'; then
216 echo tmux.conf: removing /bin/zsh as shell
217 sed 's/zsh/sh/' tmux.conf > tmux.conf.tmp
218 mv tmux.conf.tmp tmux.conf
222 # Htop overwrites the comments in its configuration file.
223 generate cat htoprc .in
228 # Link setup for shells.
231 link bash/rc ~/.bashrc
232 link bash/profile ~/.bash_profile
233 link bash/logout ~/.bash_logout
234 if installed csh; then
238 link zsh/env ~/.zshenv
240 link zsh/logout ~/.zlogout
242 # Link setup for additional files.
243 if installed crontab; then
244 link crontab.d ~/.crontab.d
246 link lessfilter ~/.lessfilter
247 if installed colordiff; then
248 link colordiffrc ~/.colordiffrc
250 link inputrc ~/.inputrc
251 link screenrc ~/.screenrc
252 if installed tmux; then
253 link tmux.conf ~/.tmux.conf
255 if installed htop; then
256 link htoprc ~/.htoprc
257 # New location for htoprc. Use both for compatibility.
258 mkdir -p ~/.config/htop
259 link htoprc ~/.config/htop/htoprc