Workaround in fs.lua for exception caused by posix.files when directory doesn't exist.

git-svn-id: svn://svn.alpinelinux.org/acf/core/trunk@1491 ab2d0c66-481e-0410-8bed-d214d4d58bed

1 files changed, 8 insertions, 6 deletions

diff --git a/lib/fs.lua b/lib/fs.lua
index 31e8f13..943fb85 100644
--- a/lib/fs.lua
+++ b/lib/fs.lua
@@ -117,14 +117,16 @@ function find ( what, where )
 		where = where or posix.getcwd()
 		f = f or ".*"
 		t =  t or {}
-		for d in posix.files ( where ) do
-			if fs.is_dir ( where .. "/" ..  d ) and (d ~= ".") and ( d ~= "..") then
-				find_files_as_array (f, where .. "/" .. d, t )
-			end
-			if (string.match (d, "^" .. f .. "$" ))  then
-				table.insert (t, ( string.gsub ( where .. "/" .. d, "/+", "/" ) ) )
+		if fs.is_dir(where) then
+			for d in posix.files ( where ) do
+				if fs.is_dir ( where .. "/" ..  d ) and (d ~= ".") and ( d ~= "..") then
+					find_files_as_array (f, where .. "/" .. d, t )
+				end
+				if (string.match (d, "^" .. f .. "$" ))  then
+					table.insert (t, ( string.gsub ( where .. "/" .. d, "/+", "/" ) ) )
 				end
 			end
+		end
 		return (t)
 	end