hack: don't pass EPMCURDIR to child processes

bin/epm-install

@@ -733,7 +733,7 @@ epm_install()
     epm_install_names $names || return
 
     # save files before install and repack
-    if [ -n "$download_only" ] ; then
+    if [ -n "$download_only" ] && [ -n "$files" ] ; then
         echo
         cp -v $files "$EPMCURDIR"
         return

bin/epm-pack

@@ -42,7 +42,7 @@ __epm_pack()
     local bashopt=''
     [ -n "$verbose" ] && bashopt='-x'
     #info "Running $($script --description 2>/dev/null) ..."
-	docmd $CMDSHELL $bashopt $repackcode "$tarname" "$filefortarname" || fatal
+	( unset EPMCURDIR ; docmd $CMDSHELL $bashopt $repackcode "$tarname" "$filefortarname" ) || fatal
 	returntarname="$(cat "$filefortarname")" || fatal "pack script $repackcode didn't set tarname"
 
 	if [ -n "$download_only" ] ; then

bin/epm-play

@@ -56,7 +56,7 @@ __run_script()
 	local script="$psdir/$1.sh"
 	[ -x "$script" ] || return
 	shift
-	$script "$@"
+	( unset EPMCURDIR ; $script "$@" )
 	return
 }
 

bin/epm-repack

@@ -171,7 +171,7 @@ __apply_fix_code()
     export PATH=$PROGDIR:$PATH
     local bashopt=''
     [ -n "$verbose" ] && bashopt='-x'
-    docmd bash $bashopt $repackcode "$1" "$2" "$3" || fatal "There is an error from $repackcode script"
+    ( unset EPMCURDIR ; docmd $CMDSHELL $bashopt $repackcode "$1" "$2" "$3" ) || fatal "There is an error from $repackcode script"
 }
 
 __create_rpmmacros()