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-rw-r--r--luaotfload-fonts.lua76
1 files changed, 52 insertions, 24 deletions
diff --git a/luaotfload-fonts.lua b/luaotfload-fonts.lua
index a86aa84..71f9a1c 100644
--- a/luaotfload-fonts.lua
+++ b/luaotfload-fonts.lua
@@ -13,11 +13,7 @@ luaotfload.fonts.module = {
kpse.set_program_name("luatex")
-if status and status.luatex_version and status.luatex_version > 44 then
- require("luaextra.lua")
-else
- dofile(kpse.find_file("luaextra.lua"))
-end
+dofile(kpse.find_file("luaextra.lua"))
local upper, splitpath, expandpath, glob, basename = string.upper, file.split_path, kpse.expand_path, dir.glob, file.basename
@@ -192,19 +188,6 @@ local function scan_dir(dirname, names, recursive, texmf)
end
end
---[[
-local function scan_os_fonts(names)
- local fontdirs
- fontdirs = expandpath("$OSFONTDIR")
- if not fontdirs:is_empty() then
- fontdirs = splitpath(fontdirs, ":")
- for _,d in ipairs(fontdirs) do
- scan_dir(d, names, true)
- end
- end
-end
---]]
-
local texmfdist = kpse.expand_var("$TEXMFDIST")
local texmfmain = kpse.expand_var("$TEXMFMAIN")
local texmflocal = kpse.expand_var("$TEXMFLOCAL")
@@ -216,17 +199,62 @@ local function is_texmf(dir)
return false
end
+local function read_fcdata(fontdirs, data)
+ local to_add = nil
+ local done = nil
+ for line in data:lines() do
+ if not done then done = true end
+ local match = line:match("^Directory: (.+)")
+ if match then
+ if match:find("ype1") then
+ to_add = nil
+ else
+ to_add = match
+ end
+ elseif to_add then
+ match = line:match('^"[^"]+%.[^"]+"')
+ if match then
+ if to_add then
+ fontdirs[to_add] = true
+ to_add = nil
+ end
+ end
+ end
+ end
+ if not done then
+ return nil
+ else
+ return fontdirs
+ end
+end
+
+local function append_fccatdirs(fontdirs)
+ log(1, "executing `fc-cat -v'\n")
+ local data = io.popen("fc-cat -v", 'r')
+ local result = read_fcdata(fontdirs, data)
+ data:close()
+ if not result then
+ log(1, "fail, now trying `fc-cat.exe -v'\n")
+ data = io.popen("fc-cat.exe -v", 'r')
+ result = read_fcdata(fontdirs, data)
+ data:close()
+ if not result then
+ info("Unable to execute fc-cat nor fc-cat.exe, system fonts may not be available")
+ return fontdirs
+ end
+ end
+ return result
+end
+
local function scan_all(names)
local fontdirs = string.gsub(expandpath("$OPENTYPEFONTS"), "^\.[;:]", "")
fontdirs = fontdirs .. string.gsub(expandpath("$TTFONTS"), "^\.", "")
if not fontdirs:is_empty() then
- local explored_dirs = {}
fontdirs = splitpath(fontdirs)
- for _,d in ipairs(fontdirs) do
- if not explored_dirs[d] then
- scan_dir(d, names, false, is_texmf(d))
- explored_dirs[d] = true
- end
+ fontdirs = table.tohash(fontdirs)
+ fontdirs = append_fccatdirs(fontdirs)
+ for d,_ in pairs(fontdirs) do
+ scan_dir(d, names, false, is_texmf(d))
end
end
end