zsh: aliases and related

.config/zsh/alias/idle.zsh

@@ -1,9 +1,30 @@
 #!/bin/zsh
 
-function {
+idle() {
+    local f
+    f=$(type "$1")
+    case "$f" in
+    "$1 is /"*) z-idle-ext "$@" ;;
+    *) z-idle-int "$@" ;;
+    esac
+}
+
+z-idle-ext() {
     local -a s
     s+=( $(z-alt-find 'nice -n +40') )
     s+=( $(z-alt-find 'chrt -i 0'  ) )
     s+=( $(z-alt-find 'ionice -c 3') )
-    z-alt-set-static idle "$s|env"
+    command ${s[@]} "$@"
+}
+
+z-idle-int() {
+    ## execute in subshell
+    (
+        {
+        command renice -n +40 -p ${sysparams[pid]}
+        command chrt -i -p 0 ${sysparams[pid]}
+        command ionice -c 3 -p ${sysparams[pid]}
+        } </dev/null &>/dev/null
+        "$@"
+    )
 }