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-rw-r--r--src/luaotfload-main.lua17
1 files changed, 14 insertions, 3 deletions
diff --git a/src/luaotfload-main.lua b/src/luaotfload-main.lua
index a090cce..5dd6a74 100644
--- a/src/luaotfload-main.lua
+++ b/src/luaotfload-main.lua
@@ -4,7 +4,7 @@
-- REQUIREMENTS: luatex v.0.79 or later; packages lualibs, luatexbase
-- AUTHOR: Élie Roux, Khaled Hosny, Philipp Gesang
-- VERSION: same as Luaotfload
--- MODIFIED: 2014-08-08 23:14:37+0200
+-- MODIFIED: 2015-03-11 07:49:20+0100
-----------------------------------------------------------------------
--
--- Note:
@@ -101,12 +101,15 @@ luaotfload.log.tex = {
--doc]]--
-local min_luatex_version = 79
+local min_luatex_version = 79 --- i. e. 0.79
+local use_fallback_loader = false --- for older engines
if tex.luatexversion < min_luatex_version then
warning ("LuaTeX v%.2f is old, v%.2f or later is recommended.",
tex.luatexversion / 100,
min_luatex_version / 100)
+ warning ("using fallback fontloader -- newer functionality not available")
+ use_fallback_loader = true
--- we install a fallback for older versions as a safety
if not node.end_of_math then
local math_t = node.id "math"
@@ -306,9 +309,17 @@ tex.attribute[0] = 0
Now that things are sorted out we can finally load the fontloader.
+ For less current distibutions we ship the code from TL 2013 that should be
+ compatible with Luatex 0.76.
+
--doc]]--
-load_fontloader_module "fontloader"
+if use_fallback_loader == true then
+ load_fontloader_module "tl2013"
+else
+ load_fontloader_module "fontloader"
+end
+
---load_fontloader_module "font-odv.lua" --- <= Devanagari support from Context
if fonts then