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authorPhilipp Gesang <phg@phi-gamma.net>2016-04-10 11:01:50 +0200
committerPhilipp Gesang <phg@phi-gamma.net>2016-04-10 11:01:53 +0200
commitcc17dcae6df9247b32cbeeee59af677838d1b3f5 (patch)
treea1d44c1dc76c46ef7787b8d8e4cb8de5a694bd0d /src
parent2a802efe6456f8cfeda53b6df1201413e199812f (diff)
downloadluaotfload-cc17dcae6df9247b32cbeeee59af677838d1b3f5.tar.gz
[db] do not rely on __gc for font object lifetimes
The penalty for having font object closed automatically is huge: It takes around nine seconds more to rebuild the font database: 58 s with __gc, 49 s by closing manually. Even if it’s not the default, we reintroduce the code for closing fonts manually to avoid that situation.
Diffstat (limited to 'src')
-rw-r--r--src/luaotfload-database.lua5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/luaotfload-database.lua b/src/luaotfload-database.lua
index 7c5e69b..7d0c86b 100644
--- a/src/luaotfload-database.lua
+++ b/src/luaotfload-database.lua
@@ -60,6 +60,7 @@ fonts.handlers = fontshandlers
local read_font_file = otfhandler.readers.getinfo
local read_font_info = read_font_file
+local close_font_file = function () end
local gzipload = gzip.load
local gzipsave = gzip.save
@@ -1457,6 +1458,8 @@ ot_fullinfo = function (filename,
return nil
end
+ close_font_file (metadata) --> FF only
+
local rawinfo = get_raw_info (metadata, basename)
local english_names = get_english_names (rawinfo)
local namedata = organize_namedata (rawinfo,
@@ -3425,9 +3428,11 @@ local use_fontforge = function (val)
local fontloader = fontloader
read_font_info = fontloader.info
read_font_file = fontloader.open
+ close_font_file = fontloader.close
else
read_font_file = otfhandler.readers.getinfo
read_font_info = read_font_file
+ close_font_file = function () end
end
end