From 46bad169a8962ac75e64206b1034338f4e01b595 Mon Sep 17 00:00:00 2001
From: Peter Stephenson <pws@users.sourceforge.net>
Date: Wed, 16 Dec 2009 11:07:09 +0000
Subject: 27492 based on Jörg Sommer: 27473: fix run-help alias problem.
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---
 Functions/Misc/run-help | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

(limited to 'Functions/Misc/run-help')

diff --git a/Functions/Misc/run-help b/Functions/Misc/run-help
index 837ce1ff0..6a1b3a418 100644
--- a/Functions/Misc/run-help
+++ b/Functions/Misc/run-help
@@ -49,6 +49,7 @@ if [[ $places = *"not found"* && $1 != ${(Q)1} ]]; then
   noalias=1
 fi
 
+{
 while ((i++ < $#places))
 do
     what=$places[$i]
@@ -56,7 +57,8 @@ do
     builtin print -r $what
     case $what in
     (*( is an alias)*)
-	[[ ${what[(w)6]:t} != ${what[(w)1]} ]] && run-help ${what[(w)6]:t}
+	[[ ${what[(w)6]:t} != ${what[(w)1]} ]] &&
+	  run_help_orig_cmd=${what[(w)1]} run-help ${what[(w)6]:t}
 	;;
     (*( is a * function))
 	case ${what[(w)1]} in
@@ -96,9 +98,9 @@ do
 		builtin print -z "$cmd_args"
 		cmd_args=( ${(z)cmd_args} )
 		# Discard environment assignments, etc.
-		while [[ $cmd_args[1] != $1 ]]
+		while [[ $cmd_args[1] != ${run_help_orig_cmd:-$1} ]]
 		do
-		    shift cmd_args
+		    shift cmd_args || return 1
 		done
 		eval "run-help-$1:t ${(q@)cmd_args[2,-1]}"
 	    else
@@ -115,3 +117,6 @@ do
 	[[ $what == [qQ] ]] && break
     fi
 done
+} always {
+  unset run_help_orig_cmd
+}
-- 
cgit 1.4.1