From 974d9c6a280e42d01eb4a7c810900f9b4855e919 Mon Sep 17 00:00:00 2001
From: Philipp Gesang <phg@phi-gamma.net>
Date: Sun, 27 Sep 2015 18:43:41 +0200
Subject: [main, conf] prepare for deferred loading

---
 src/luaotfload-configuration.lua | 57 ++++++++++++++++++++--------------------
 1 file changed, 29 insertions(+), 28 deletions(-)

(limited to 'src/luaotfload-configuration.lua')

diff --git a/src/luaotfload-configuration.lua b/src/luaotfload-configuration.lua
index e2cfbd8..263c8ad 100644
--- a/src/luaotfload-configuration.lua
+++ b/src/luaotfload-configuration.lua
@@ -6,7 +6,6 @@
 --       AUTHOR:  Philipp Gesang (Phg), <phg42.2a@gmail.com>
 --       AUTHOR:  Dohyun Kim <nomosnomos@gmail.com>
 --      VERSION:  same as Luaotfload
---     MODIFIED:  2015-05-05
 -------------------------------------------------------------------------------
 --
 
@@ -18,17 +17,12 @@ if not modules then modules = { } end modules ["luaotfload-configuration"] = {
   license   = "GNU GPL v2.0"
 }
 
-luaotfload                    = luaotfload or { }
-config                        = config or { }
-config.luaotfload             = { }
-
 local status_file             = "luaotfload-status"
 local luaotfloadstatus        = require (status_file)
 
-local stringexplode           = string.explode
+local string                  = string
 local stringfind              = string.find
 local stringformat            = string.format
-local string                  = string
 local stringstrip             = string.strip
 local stringsub               = string.sub
 
@@ -55,9 +49,7 @@ local lpegmatch               = lpeg.match
 local commasplitter           = lpeg.splitat ","
 local equalssplitter          = lpeg.splitat "="
 
-local kpse                    = kpse
 local kpseexpand_path         = kpse.expand_path
-local kpselookup              = kpse.lookup
 
 local lfs                     = lfs
 local lfsisfile               = lfs.isfile
@@ -67,16 +59,12 @@ local file                    = file
 local filejoin                = file.join
 local filereplacesuffix       = file.replacesuffix
 
+local logreport               = print -- overloaded later
+local getwritablepath         = caches.getwritablepath
 
-local parsers                 = luaotfload.parsers
-
-local log                     = luaotfload.log
-local logreport               = log.report
-
-local config_parser           = parsers.config
-local stripslashes            = parsers.stripslashes
 
-local getwritablepath         = caches.getwritablepath
+local config_parser -- set later during init
+local stripslashes  -- set later during init
 
 -------------------------------------------------------------------------------
 ---                                SETTINGS
@@ -301,8 +289,11 @@ local set_name_resolver = function ()
 end
 
 local set_loglevel = function ()
-  log.set_loglevel (config.luaotfload.run.log_level)
-  return true
+  if luaotfload then
+    luaotfload.log.set_loglevel (config.luaotfload.run.log_level)
+    return true
+  end
+  return false
 end
 
 local build_cache_paths = function ()
@@ -846,7 +837,7 @@ local read = function (extra)
     return false
   end
 
-  local parsed = lpegmatch (parsers.config, raw)
+  local parsed = lpegmatch (config_parser, raw)
   if not parsed then
     logreport ("both", 2, "conf", "Error parsing configuration file %q.", readme)
     return false
@@ -912,13 +903,23 @@ end
 ---                                 EXPORTS
 -------------------------------------------------------------------------------
 
-luaotfload.default_config = default_config
-
-config.actions = {
-  read             = read,
-  apply            = apply,
-  apply_defaults   = apply_defaults,
-  reconfigure      = reconfigure,
-  dump             = dump,
+return {
+  init = function ()
+    config.luaotfload = { }
+    logreport         = luaotfload.log.report
+    local parsers     = luaotfload.parsers
+    config_parser     = parsers.config
+    stripslashes      = parsers.stripslashes
+
+    luaotfload.default_config = default_config
+    config.actions = {
+      read             = read,
+      apply            = apply,
+      apply_defaults   = apply_defaults,
+      reconfigure      = reconfigure,
+      dump             = dump,
+    }
+    return true
+  end
 }
 
-- 
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