+
+generate screenrc .in cat
+# 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 "$SSH_CONNECTION"; then
+ use_256colors=1
+ # We have rxvt-unicode installed, check if it supports 256 colors.
+ elif installed urxvt; then
+ # Thanks to deryni in #rxvt-unicode on Freenode (2012-10-14 22:54
+ # CEST) for the strings/grep idea. The grep check is for "correct" 256
+ # rxvt-unicode binaries (e.g. Debian's rxvt-unicode-256color), the
+ # terminal_info check for manual installations which modify
+ # rxvt-unicode's terminfo entry.
+ urxvt_path=`installed_path urxvt`
+ urxvt_grep=`strings "$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_i 's/Enable 256 color/Disable 256 color/;
+ s/screen-256color/screen/' 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_i -v '(ROOT)' 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 "$HOME/development/shell/screen"; then
+ echo 'screenrc: removing Git features'
+ grep_i -v '(GIT)' screenrc
+fi
+# Rxvt doesn't need the attrcolor "fix". As I prefer rxvt assume I use it when
+# it's installed.
+if installed rxvt; then
+ echo 'screenrc: removing attrcolor "fix"'
+ sed_i 's/attrcolor b ".I"/#attrcolor b ".I"/' screenrc
+fi
+# Display current battery charge on computers with a battery. Necessary lines
+# are marked as "(BATTERY)". Also used for Tmux.
+battery=
+for x in /sys/class/power_supply/BAT*; do
+ test -d "$x" || continue
+ battery="$x"
+done
+apply_optional_replacement screenrc \
+ battery BATTERY "$battery"
+# Display current temperature. Necessary lines are marked as "(TEMPERATURE)".
+# Also used for Tmux.
+temperature=/sys/devices/platform/coretemp.0
+if ! test -d "$temperature"; then
+ temperature=