From fabfd9c06fa81fa470f8b93873e61ff632109c8c Mon Sep 17 00:00:00 2001
From: Hisham Muhammad <hisham@gobolinux.org>
Date: Sat, 7 Sep 2013 01:13:01 -0300
Subject: Call helper binaries using full path on Windows. Closes #127. Closes
 #140.

---
 src/luarocks/cfg.lua | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/src/luarocks/cfg.lua b/src/luarocks/cfg.lua
index 9508ce88..54b52a66 100644
--- a/src/luarocks/cfg.lua
+++ b/src/luarocks/cfg.lua
@@ -31,6 +31,7 @@ end
 _M.site_config = site_config
 
 program_version = "2.1.0"
+major_version = program_version:match("([^.]%.[^.])"
 
 local persist = require("luarocks.persist")
 
@@ -265,6 +266,8 @@ local defaults = {
 }
 
 if detected.windows then
+   local full_prefix = site_config.LUAROCKS_PREFIX.."\\"..major_version
+
    home_config_file = home_config_file and home_config_file:gsub("\\","/")
    defaults.fs_use_modules = false
    defaults.arch = "win32-"..proc
@@ -281,13 +284,22 @@ if detected.windows then
    defaults.variables.MAKE = "nmake"
    defaults.variables.CC = "cl"
    defaults.variables.RC = "rc"
-   defaults.variables.WRAPPER = site_config.LUAROCKS_PREFIX .. "\\2.0\\rclauncher.c"
+   defaults.variables.WRAPPER = full_prefix.."\\rclauncher.c"
    defaults.variables.LD = "link"
    defaults.variables.MT = "mt"
    defaults.variables.LUALIB = "lua"..lua_version..".lib"
    defaults.variables.CFLAGS = "/MD /O2"
    defaults.variables.LIBFLAG = "/dll"
    defaults.variables.LUALIB = "lua"..lua_version..".lib"
+
+   local bins = { "SEVENZ", "CHMOD", "CP", "FIND", "LS", "MD5SUM",
+      "MKDIR", "MV", "PWD", "RMDIR", "RM", "TEST", "UNAME", "WGET" }
+   for _, var in ipairs(bins) do
+      if defaults.variables[var] then
+         defaults.variables[var] = full_prefix.."\\"..defaults.variables[var]
+      end
+   end
+
    defaults.external_deps_patterns = {
       bin = { "?.exe", "?.bat" },
       lib = { "?.lib", "?.dll", "lib?.dll" },
@@ -312,7 +324,6 @@ if detected.mingw32 then
    defaults.variables.MAKE = "mingw32-make"
    defaults.variables.CC = "mingw32-gcc"
    defaults.variables.RC = "windres"
-   defaults.variables.WRAPPER = site_config.LUAROCKS_PREFIX .. "\\2.0\\rclauncher.c"
    defaults.variables.LD = "mingw32-gcc"
    defaults.variables.CFLAGS = "-O2"
    defaults.variables.LIBFLAG = "-shared"
-- 
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