From 6ce76cde76a08570c867431c3bdc3524921f3431 Mon Sep 17 00:00:00 2001 From: Philipp Gesang Date: Wed, 11 Mar 2015 08:14:02 +0100 Subject: [main] load fallback code based on Luatex version --- src/luaotfload-main.lua | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) (limited to 'src/luaotfload-main.lua') 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 -- cgit v1.2.3