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-rw-r--r--otfl-font-nms.lua12
1 files changed, 7 insertions, 5 deletions
diff --git a/otfl-font-nms.lua b/otfl-font-nms.lua
index 095ecbd..8e89ea5 100644
--- a/otfl-font-nms.lua
+++ b/otfl-font-nms.lua
@@ -38,6 +38,7 @@ local upper, lower, format = string.upper, string.lower, string.format
local gsub, match, rpadd = string.gsub, string.match, string.rpadd
local gmatch, sub, find = string.gmatch, string.sub, string.find
local utfgsub = unicode.utf8.gsub
+local tableinsert = table.insert
local report = logs.names_report
@@ -547,12 +548,13 @@ end
in OSFONTDIR.
]]
-local function read_fonts_conf(path, results)
+local read_fonts_conf read_fonts_conf = function (path, results, passed_paths)
--[[
This function parses /etc/fonts/fonts.conf and returns all the dir it finds.
The code is minimal, please report any error it may generate.
]]
local f = io.open(path)
+ tableinsert(passed_paths, path)
if not f then
report("log", 2, "cannot open file", "%s", path)
return results
@@ -604,14 +606,14 @@ local function read_fonts_conf(path, results)
elseif not lfs.isfile(include) and not lfs.isdir(include) then
include = file.join(file.dirname(path), include)
end
- if lfs.isfile(include) and kpse.readable_file(include) then
+ if lfs.isfile(include) and kpse.readable_file(include) and not table.contains(passed_paths, include) then
-- maybe we should prevent loops here?
-- we exclude path with texmf in them, as they should
-- be found otherwise
- read_fonts_conf(include, results)
+ read_fonts_conf(include, results, passed_paths)
elseif lfs.isdir(include) then
for _,f in next, glob(file.join(include, "*.conf")) do
- read_fonts_conf(f, results)
+ read_fonts_conf(f, results, passed_paths)
end
end
end
@@ -639,7 +641,7 @@ local function get_os_dirs()
else
for _,p in next, {"/usr/local/etc/fonts/fonts.conf", "/etc/fonts/fonts.conf"} do
if lfs.isfile(p) then
- return read_fonts_conf("/etc/fonts/fonts.conf", {})
+ return read_fonts_conf("/etc/fonts/fonts.conf", {}, {})
end
end
end