make location of file .important_commands configurable keeping backward compatibility

[grml-etc-core.git] / etc / zsh / zshrc

diff --git a/etc/zsh/zshrc b/etc/zsh/zshrc
index a7b70d2..7b04de8 100644 (file)
--- a/etc/zsh/zshrc
+++ b/etc/zsh/zshrc
@@ -1761,7 +1761,13 @@ local batteries bat capacity
 batteries=( /sys/class/power_supply/BAT*(N) )
 if (( $#batteries > 0 )) ; then
     for bat in $batteries ; do
-        capacity=$(< $bat/capacity)
+        if [[ -e $bat/capacity ]]; then
+            capacity=$(< $bat/capacity)
+        else
+            typeset -F energy_full=$(< $bat/energy_full)
+            typeset -F energy_now=$(< $bat/energy_now)
+            typeset -i capacity=$(( 100 * $energy_now / $energy_full))
+        fi
         case $(< $bat/status) in
         Charging)
             GRML_BATTERY_LEVEL+=" ^"
@@ -3127,10 +3133,14 @@ for var in BLUE RED GREEN CYAN YELLOW MAGENTA WHITE ; unset $var
 builtin unset -v var
 
 # "persistent history"
-# just write important commands you always need to ~/.important_commands
+# just write important commands you always need to $GRML_IMPORTANT_COMMANDS
+# defaults for backward compatibility to ~/.important_commands
 if [[ -r ~/.important_commands ]] ; then
-    fc -R ~/.important_commands
+    GRML_IMPORTANT_COMMANDS=~/.important_commands
+else
+    GRML_IMPORTANT_COMMANDS=${GRML_IMPORTANT_COMMANDS:-${ZDOTDIR:-${HOME}}/.important_commands}
 fi
+[[ -r ${GRML_IMPORTANT_COMMANDS} ]] && builtin fc -R ${GRML_IMPORTANT_COMMANDS}
 
 # load the lookup subsystem if it's available on the system
 zrcautoload lookupinit && lookupinit