+chmod 0600 ~/.less
+
+# Find the required options to get colored ls output. GNU ls is preferred. See
+# shell/aliases.in for details. Doing this here instead of in shell/aliases
+# speeds up shell starts.
+#
+# Check if colors are available.
+ls --color > /dev/null 2>&1
+if test $? -eq 0; then
+ ls_color=gnu
+else
+ ls -G > /dev/null 2>&1
+ if test $? -eq 0; then
+ ls_color=cli
+ else
+ ls_color=
+ fi
+fi
+# Absolute path to `ls`.
+ls_path=`which ls`
+# GNU ls with colors.
+if test "x$ls_color" = xgnu; then
+ ls_env=
+ ls_color='--color'
+# Normal (BSD) ls with colors.
+elif test "x$ls_color" = xcli; then
+ ls_env='CLICOLOR_FORCE=1'
+ ls_color='-G'
+# Simple ls with no colors.
+else
+ ls_env=
+ ls_color=
+fi
+generate perl shell/aliases \
+ -e 'while (<STDIN>) {
+ s/\bLS_ENV\b/$ARGV[0]/;
+ s/\bLS_PATH\b/$ARGV[1]/;
+ s/\bLS_COLOR\b/$ARGV[2]/;
+ print;
+ }' \
+ "$ls_env" "$ls_path" "$ls_color"
+
+generate cat screenrc .in
+# As screen-256color is not widely supported use it only on machines where the
+# matching terminfo entry is available. This also requires a terminal emulator
+# which supports 256 colors. Also used for tmux.
+use_256colors=
+if terminal_available screen-256color; then
+ # Called through SSH connection, assume the local system supports 256
+ # colors.
+ if test -n "$SSH_CONNECTION"; then
+ use_256colors=1
+ # We have rxvt-unicode installed, check if it supports 256 colors.
+ elif installed urxvt; then
+ # Thanks to deryni in #rxvt-unicode on Freenode (2012-10-14 22:54
+ # CEST) for the strings/grep idea. The grep check is for "correct" 256
+ # rxvt-unicode binaries (e.g. Debian's rxvt-unicode-256color), the
+ # terminal_info check for manual installations which modify
+ # rxvt-unicode's terminfo entry.
+ urxvt_path=`which urxvt`
+ urxvt_grep=`strings "$urxvt_path" | grep '^TERM=rxvt-')`
+ if test x"$urxvt_grep" = 'xTERM=rxvt-unicode-256color' \
+ || terminal_info rxvt-unicode \
+ | grep -F 'colors#256' >/dev/null; then
+ use_256colors=1
+ fi
+ # Check if XTerm supports 256 colors (not a perfect check, but most XTerm
+ # support 256 colors).
+ elif terminal_available xterm-256color; then
+ use_256colors=1
+ fi
+fi
+if test -z "$use_256colors"; then
+ echo screenrc: removing 256 colors
+ sed 's/Enable 256 color/Disable 256 color/;
+ s/screen-256color/screen/' screenrc > screenrc.tmp
+ mv screenrc.tmp screenrc
+fi
+# Some options are only necessary when running as root. They are marked as
+# "(ROOT)".
+if test "`id -u`" -ne 0; then
+ echo screenrc: removing root options
+ grep -v '(ROOT)' screenrc > screenrc.tmp
+ mv screenrc.tmp screenrc
+fi
+# I use some features of GNU screen which are only in Git or very recent GNU
+# screen versions. Drop them on machines which have older versions. They are
+# marked as "(GIT)".
+if test ! -d "$HOME/development/shell/screen"; then
+ echo screenrc: removing Git features
+ grep -v '(GIT)' screenrc > screenrc.tmp
+ mv screenrc.tmp screenrc
+fi
+# Rxvt doesn't need the attrcolor "fix". As I prefer rxvt assume I use it when
+# it's installed.
+if installed rxvt; then
+ echo screenrc: removing attrcolor \"fix\"
+ sed 's/attrcolor b ".I"/#attrcolor b ".I"/' screenrc > screenrc.tmp
+ mv screenrc.tmp screenrc
+fi
+# Display current battery charge on computers with a battery. Necessary lines
+# are marked as "(BATTERY)".
+if test ! -d /sys/class/power_supply/BAT0; then
+ echo screenrc: removing battery display
+ grep -v '(BATTERY)' screenrc > screenrc.tmp
+ mv screenrc.tmp screenrc
+fi
+
+if installed tmux; then
+ generate perl tmux.conf ./bin/remove-continuation.pl
+
+ # 256 colors not available.
+ if test -z "$use_256colors"; then
+ echo tmux.conf: removing 256 colors
+ sed 's/Enable 256 color/Disable 256 color/;
+ s/screen-256color/screen/' tmux.conf > tmux.conf.tmp
+ mv tmux.conf.tmp tmux.conf
+ fi
+ # Tmux doesn't display a warning if the shell wasn't found!
+ if test ! -x '/bin/zsh'; then
+ echo tmux.conf: removing /bin/zsh as shell
+ sed 's/zsh/sh/' tmux.conf > tmux.conf.tmp
+ mv tmux.conf.tmp tmux.conf
+ fi
+fi
+
+# Htop overwrites the comments in its configuration file.
+generate cat htoprc .in