41616: update completion options to entr 3.8

ChangeLog

@@ -1,5 +1,7 @@
 2017-08-29  Oliver Kiddle  <opk@zsh.org>
 
+	* 41616: Completion/Unix/Command/_entr: update options to 3.8
+
 	* unposted: Completion/Unix/Type/_bpf_filters:
 	add missing #autoload directive
 

Completion/Unix/Command/_entr

@@ -1,9 +1,23 @@
 #compdef entr
 
+local curcontext="$curcontext" state state_descr line ret=1
+typeset -A opt_args
+
 _arguments -s -S \
   '-c[execute clear before invoking utility]' \
   '-d[track directories and exit if a new file is added]' \
   '-p[postpone first execution of the utility]' \
   '-r[reload a persistent child process]' \
-  '(-):command name:_command_names -e' \
-  '*::arguments:_normal'
+  '(*)-s[evaluate the first argument using interpreter specified by $SHELL]' \
+  '(-): :->command' \
+  '*::arguments:_normal' && ret=0
+
+if [[ -n $state ]]; then
+  if (( $+opt_args[-s] )); then
+    _cmdstring && ret=0
+  else
+    _command_names -e && ret=0
+  fi
+fi
+
+return ret