1 files changed, 21 insertions, 4 deletions

diff --git a/install.bat b/install.bat
index 5bed6bbd..e1e7cb76 100644
--- a/install.bat
+++ b/install.bat
@@ -264,6 +264,9 @@ local function look_for_headers (directory)
         return false

 end

 

+-- Checks a binary file for the runtime dll used by it. If nu runtime is found, it returns an

+-- array of dll's is depends upon.

+-- result: string = runtime used, table = list of dll's depended upon, nil = nothing found.

 local function get_file_runtime(p,f) -- path, filename

         local infile = p.."\\"..f

         local outfile = "output.txt"

@@ -293,6 +296,12 @@ local function get_file_runtime(p,f) -- path, filename
                 print("    "..f.." uses "..tostring(result)..".DLL as runtime")

         else

                 print("    No runtime found for "..f)

+                -- so; create a list of dll's this file is depending upon, next level of the tree

+                result = {}

+                for name in content:gmatch("DLL NAME%: (.-%.DLL)") do

+                        --print("found dll:", name)

+                        table.insert(result, name)

+                end

         end

         return result

 end

@@ -300,11 +309,19 @@ end
 local function get_runtime()

         -- first check interpreter

         vars.LUA_RUNTIME = get_file_runtime(vars.LUA_BINDIR, vars.LUA_INTERPRETER)

-        if not vars.LUA_RUNTIME then

-                -- not found, check link library

-                vars.LUA_RUNTIME = get_file_runtime(vars.LUA_LIBDIR, vars.LUA_LIBNAME)

+        if type(vars.LUA_RUNTIME) == "table" then

+                -- a table with dll's depended upon was returned, check this list

+                -- note: we only check 1 level deep

+                for _,dll in ipairs(vars.LUA_RUNTIME) do

+                        local t = get_file_runtime(vars.LUA_BINDIR, dll)

+                        if type(t) == "string" then

+                                -- found it

+                                vars.LUA_RUNTIME = t

+                                break

+                        end

+                end

         end

-        return (vars.LUA_RUNTIME ~= nil)

+        return (type(vars.LUA_RUNTIME) == "string")

 end

 

 local function look_for_lua_install ()