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authorPhilipp Gesang <phg@phi-gamma.net>2015-11-20 22:05:33 +0100
committerPhilipp Gesang <phg@phi-gamma.net>2015-11-20 22:05:33 +0100
commit4256d04d076d788428d4a8eb9a316da9d52a1622 (patch)
treec7120bd4b8576c85022f936df0e72a40c71bae37 /src/luaotfload-tool.lua
parent7baac9244235ce00255a0f61c5931585aa99163c (diff)
parentcf6c8c94cc88db6564ccea266b3c6d8f7a5bb1a1 (diff)
downloadluaotfload-4256d04d076d788428d4a8eb9a316da9d52a1622.tar.gz
Merge pull request #291 from phi-gamma/master
pluggable fontloaders
Diffstat (limited to 'src/luaotfload-tool.lua')
-rwxr-xr-xsrc/luaotfload-tool.lua321
1 files changed, 191 insertions, 130 deletions
diff --git a/src/luaotfload-tool.lua b/src/luaotfload-tool.lua
index 4376e90..e9a434a 100755
--- a/src/luaotfload-tool.lua
+++ b/src/luaotfload-tool.lua
@@ -4,9 +4,7 @@
-- DESCRIPTION: database functionality
-- REQUIREMENTS: luaotfload 2.6
-- AUTHOR: Khaled Hosny, Élie Roux, Philipp Gesang
--- VERSION: 2.6
-- LICENSE: GPL v2.0
--- MODIFIED: 2015-03-29 12:43:00+0200
-----------------------------------------------------------------------
luaotfload = luaotfload or { }
@@ -76,7 +74,6 @@ else -- 5.2
runtime = { "stock", _VERSION }
end
-
local C, Ct, P, S = lpeg.C, lpeg.Ct, lpeg.P, lpeg.S
local lpegmatch = lpeg.match
@@ -102,6 +99,7 @@ config.lualibs.prefer_merged = true
config.lualibs.load_extended = true
require "lualibs"
+
local iosavedata = io.savedata
local lfsisdir = lfs.isdir
local lfsisfile = lfs.isfile
@@ -131,22 +129,69 @@ local backup = {
}
texio.write, texio.write_nl = dummy_function, dummy_function
-require"luaotfload-basics-gen.lua"
+require "luaotfload-basics-gen.lua"
texio.write, texio.write_nl = backup.write, backup.write_nl
utilities = backup.utilities
-require "luaotfload-log.lua" --- this populates the luaotfload.log.* namespace
-require "luaotfload-parsers" --- fonts.conf, configuration, and request syntax
-require "luaotfload-configuration" --- configuration file handling
-require "luaotfload-database"
+fonts = { names = { } } -- for db; normally provided by the fontloaders
+
+local require_init = { }
+
+local loadmodule = function (name)
+ local v = require ("luaotfload-" .. name)
+ if v then
+ local mod = { }
+ local tv = type (v)
+ if tv == "table" then
+ mod.name = name
+ mod.init = v.init
+ require_init [#require_init + 1] = mod
+ elseif tv == "function" then
+ mod.name = name
+ mod.init = v
+ require_init [#require_init + 1] = mod
+ end
+ end
+end
+
require "alt_getopt"
-local names = fonts.names
-local sanitize_fontname = names.sanitize_fontname
+loadmodule "log.lua" --- this populates the luaotfload.log.* namespace
+loadmodule "parsers" --- fonts.conf, configuration, and request syntax
+loadmodule "configuration" --- configuration file handling
+loadmodule "database"
+loadmodule "resolvers" --- Font lookup
+
+local logreport
+
+local init_modules = function ()
+ --- NB we don’t command the logger at this point.
+ local todo = #require_init
+ local ret = true
+ for i = 1, todo do
+ local mod = require_init[i]
+ local name = mod.name
+ local init = mod.init
+ if type (init) ~= "function" then
+ error ("luaotfload broken; module "
+ .. name .. " missing initializers!")
+ end
+ local v = mod.init ()
+ if v == true then
+ --- evaluated well
+ elseif type (v) == "table" then
+ luaotfload[name] = v
+ else
+ error ("luaotfload broken; initialization of module "
+ .. name .. " returned " .. tostring (v) .. ".")
+ return false
+ end
+ end
+ logreport = luaotfload.log.report
+ return ret
+end
-local log = luaotfload.log
-local report = log.report
local help_messages = {
["luaotfload-tool"] = [[
@@ -163,8 +208,7 @@ Usage: %s [OPTIONS...]
-q --quiet don't output anything
-v --verbose=LEVEL be more verbose (print the searched directories)
- -vv print the loaded fonts
- -vvv print all steps of directory searching
+ -v, -vv .. -vvvvvvvvv set loglevel in unary
--log=stdout redirect log output to stdout
-V --version print version and exit
@@ -184,7 +228,7 @@ Usage: %s [OPTIONS...]
-c --no-compress do not gzip index file (text version only)
-l --flush-lookups empty lookup cache of font requests
-D --dry-run skip loading of fonts, just scan
- --formats=[+|-]EXTENSIONS set, add, or subtract formats to index
+ --formats=[+|-]EXTENSIONS set, add, or subtract file formats
-p --prefer-texmf prefer fonts in the TEXMF over system fonts
--max-fonts=N process at most N font files
@@ -265,7 +309,7 @@ local about = [[
local version_msg = function ( )
local out = function (...) texiowrite_nl (stringformat (...)) end
local uname = os.uname ()
- local meta = names.getmetadata ()
+ local meta = fonts.names.getmetadata ()
out (about, luaotfload.self)
out ("%s version: %q", luaotfload.self, version)
out ("Revision: %q", config.luaotfload.status.notes.revision)
@@ -666,7 +710,7 @@ subfont_by_name = function (lst, askedname, n)
local font = lst[n]
if font then
- if sanitize_fontname (font.fullname) == askedname then
+ if fonts.names.sanitize_fontname (font.fullname) == askedname then
return font
end
return subfont_by_name (lst, askedname, n+1)
@@ -683,10 +727,10 @@ The font info knows two levels of detail:
--doc]]--
local show_font_info = function (basename, askedname, detail, warnings)
- local filenames = names.data().files
+ local filenames = fonts.names.data().files
local index = filenames.base[basename]
local fullname = filenames.full[index]
- askedname = sanitize_fontname (askedname)
+ askedname = fonts.names.sanitize_fontname (askedname)
if not fullname then -- texmf
fullname = resolvers.findfile(basename)
end
@@ -696,9 +740,9 @@ local show_font_info = function (basename, askedname, detail, warnings)
if nfonts > 0 then -- true type collection
local subfont
if askedname then
- report (true, 1, "resolve",
- [[%s is part of the font collection %s]],
- askedname, basename)
+ logreport (true, 1, "resolve",
+ [[%s is part of the font collection %s]],
+ askedname, basename)
subfont = subfont_by_name(shortinfo, askedname)
end
if subfont then
@@ -707,11 +751,11 @@ local show_font_info = function (basename, askedname, detail, warnings)
show_full_info(fullname, subfont, warnings)
end
else -- list all subfonts
- report (true, 1, "resolve",
- [[%s is a font collection]], basename)
+ logreport (true, 1, "resolve",
+ [[%s is a font collection]], basename)
for subfont = 1, nfonts do
- report (true, 1, "resolve",
- [[Showing info for font no. %d]], n)
+ logreport (true, 1, "resolve",
+ [[Showing info for font no. %d]], n)
show_info_items(shortinfo[subfont])
if detail == true then
show_full_info(fullname, subfont, warnings)
@@ -725,7 +769,7 @@ local show_font_info = function (basename, askedname, detail, warnings)
end
end
else
- report (true, 1, "resolve", "Font %s not found", filename)
+ logreport (true, 1, "resolve", "Font %s not found", filename)
end
end
@@ -753,9 +797,9 @@ local actions = { } --- (jobspec -> (bool * bool)) list
actions.loglevel = function (job)
local lvl = job.log_level
if lvl then
- log.set_loglevel(lvl)
- report ("info", 3, "util", "Setting the log level to %d.", lvl)
- report ("log", 2, "util", "Lua=%q", _VERSION)
+ luaotfload.log.set_loglevel(lvl)
+ logreport ("info", 3, "util", "Setting the log level to %d.", lvl)
+ logreport ("log", 2, "util", "Lua=%q", _VERSION)
end
return true, true
end
@@ -790,19 +834,21 @@ actions.help = function (job)
end
actions.blacklist = function (job)
- names.read_blacklist()
+ fonts.names.read_blacklist()
local n = 0
- for n, entry in next, tablesortedkeys(names.blacklist) do
+ for n, entry in next, tablesortedkeys(fonts.names.blacklist) do
iowrite (stringformat("(%d %s)\n", n, entry))
end
return true, false
end
actions.generate = function (job)
- local _ = names.update (fontnames, job.force_reload, job.dry_run)
- local namedata = names.data ()
+ local _ = fonts.names.update (fontnames, job.force_reload, job.dry_run)
+ local namedata = fonts.names.data ()
if namedata then
- report ("info", 2, "db", "Fonts in the database: %i", #namedata.mappings)
+ logreport ("info", 2, "db",
+ "Fonts in the database: %i",
+ #namedata.mappings)
return true, true
end
return false, false
@@ -838,12 +884,14 @@ local write_bisect_status = function (data)
osdate ("%Y-%m-d %H:%M:%S", os.time ()),
payload)
if status and iosavedata (bisect_status_file, status) then
- report ("info", 4, "bisect",
- "Bisection state written to %s.", bisect_status_file)
+ logreport ("info", 4, "bisect",
+ "Bisection state written to %s.",
+ bisect_status_file)
return true
end
- report ("info", 0, "bisect",
- "Failed to write bisection state to %s.", bisect_status_file)
+ logreport ("info", 0, "bisect",
+ "Failed to write bisection state to %s.",
+ bisect_status_file)
return false
end
@@ -855,16 +903,22 @@ end
--- unit -> state list
local read_bisect_status = function ()
- report ("info", 4, "bisect", "Testing for status file: %q.", bisect_status_file)
+ logreport ("info", 4, "bisect",
+ "Testing for status file: %q.",
+ bisect_status_file)
if not lfsisfile (bisect_status_file) then
- report ("info", 2, "bisect", "No such file: %q.", bisect_status_file)
- report ("info", 0, "bisect", "Not in bisect mode.")
+ logreport ("info", 2, "bisect",
+ "No such file: %q.", bisect_status_file)
+ logreport ("info", 0, "bisect",
+ "Not in bisect mode.")
return false
end
- report ("info", 4, "bisect", "Reading status file: %q.", bisect_status_file)
+ logreport ("info", 4, "bisect",
+ "Reading status file: %q.", bisect_status_file)
local success, status = pcall (dofile, bisect_status_file)
if not success then
- report ("info", 0, "bisect", "Could not read status file.")
+ logreport ("info", 0, "bisect",
+ "Could not read status file.")
return false
end
return status
@@ -879,19 +933,21 @@ end
local bisect_start = function ()
if lfsisfile (bisect_status_file) then
- report ("info", 0, "bisect",
- "Bisect session in progress.",
- bisect_status_file)
- report ("info", 0, "bisect",
- "Use --bisect=stop to erase it before starting over.")
+ logreport ("info", 0, "bisect",
+ "Bisect session in progress.",
+ bisect_status_file)
+ logreport ("info", 0, "bisect",
+ "Use --bisect=stop to erase it before starting over.")
return false, false
end
- report ("info", 2, "bisect",
- "Starting bisection of font database %q.", bisect_status_file)
- local n = names.count_font_files ()
+ logreport ("info", 2, "bisect",
+ "Starting bisection of font database %q.",
+ bisect_status_file)
+ local n = fonts.names.count_font_files ()
local pivot = mathfloor (n / 2)
local data = { { 1, n, pivot } }
- report ("info", 0, "bisect", "Initializing pivot to %d.", pivot)
+ logreport ("info", 0, "bisect",
+ "Initializing pivot to %d.", pivot)
if write_bisect_status (data) then
return true, false
end
@@ -905,21 +961,23 @@ end
--doc]]--
local bisect_stop = function ()
- report ("info", 3, "bisect", "Erasing bisection state at %s.", bisect_status_file)
+ logreport ("info", 3, "bisect",
+ "Erasing bisection state at %s.",
+ bisect_status_file)
if lfsisfile (bisect_status_file) then
local success, msg = os.remove (bisect_status_file)
if not success then
- report ("info", 2, "bisect",
- "Failed to erase file %s (%s).",
- bisect_status_file, msg)
+ logreport ("info", 2, "bisect",
+ "Failed to erase file %s (%s).",
+ bisect_status_file, msg)
end
end
if lfsisdir (bisect_status_path) then
local success, msg = os.remove (bisect_status_path)
if not success then
- report ("info", 2, "bisect",
- "Failed to erase directory %s (%s).",
- bisect_status_path, msg)
+ logreport ("info", 2, "bisect",
+ "Failed to erase directory %s (%s).",
+ bisect_status_path, msg)
end
end
if lfsisfile (bisect_status_file) then
@@ -936,12 +994,12 @@ end
--doc]]--
local bisect_terminate = function (nsteps, culprit)
- report ("info", 1, "bisect",
- "Bisection completed after %d steps.", nsteps)
- report ("info", 0, "bisect",
- "Bad file: %s.", names.nth_font_filename (culprit))
- report ("info", 0, "bisect",
- "Run with --bisect=stop to finish bisection.")
+ logreport ("info", 1, "bisect",
+ "Bisection completed after %d steps.", nsteps)
+ logreport ("info", 0, "bisect",
+ "Bad file: %s.", fonts.names.nth_font_filename (culprit))
+ logreport ("info", 0, "bisect",
+ "Run with --bisect=stop to finish bisection.")
return true, false
end
@@ -952,10 +1010,10 @@ end
--doc]]--
local list_remainder = function (lo, hi)
- local fonts = names.font_slice (lo, hi)
- report ("info", 0, "bisect", "%d fonts left.", hi - lo + 1)
+ local fonts = fonts.names.font_slice (lo, hi)
+ logreport ("info", 0, "bisect", "%d fonts left.", hi - lo + 1)
for i = 1, #fonts do
- report ("info", 1, "bisect", " · %2d: %s", lo, fonts[i])
+ logreport ("info", 1, "bisect", " · %2d: %s", lo, fonts[i])
lo = lo + 1
end
end
@@ -988,8 +1046,9 @@ local bisect_set = function (outcome)
local lo, hi, pivot = unpack (previous)
- report ("info", 3, "bisect", "Previous step %d: lo=%d, hi=%d, pivot=%d.",
- nsteps, lo, hi, pivot)
+ logreport ("info", 3, "bisect",
+ "Previous step %d: lo=%d, hi=%d, pivot=%d.",
+ nsteps, lo, hi, pivot)
if outcome == "bad" then
hi = pivot
@@ -1000,9 +1059,9 @@ local bisect_set = function (outcome)
return bisect_terminate (nsteps, lo)
end
pivot = mathfloor ((lo + hi) / 2)
- report ("info", 0, "bisect",
- "Continuing with the lower segment: lo=%d, hi=%d, pivot=%d.",
- lo, hi, pivot)
+ logreport ("info", 0, "bisect",
+ "Continuing with the lower segment: lo=%d, hi=%d, pivot=%d.",
+ lo, hi, pivot)
elseif outcome == "good" then
lo = pivot + 1
if lo >= hi then --- complete
@@ -1012,11 +1071,12 @@ local bisect_set = function (outcome)
return bisect_terminate (nsteps, lo)
end
pivot = mathfloor ((lo + hi) / 2)
- report ("info", 0, "bisect",
- "Continuing with the upper segment: lo=%d, hi=%d, pivot=%d.",
- lo, hi, pivot)
+ logreport ("info", 0, "bisect",
+ "Continuing with the upper segment: lo=%d, hi=%d, pivot=%d.",
+ lo, hi, pivot)
else -- can’t happen
- report ("info", 0, "bisect", "What the hell?", lo, hi, pivot)
+ logreport ("info", 0, "bisect",
+ "What the hell?", lo, hi, pivot)
return false, false
end
@@ -1043,13 +1103,13 @@ local bisect_status = function ()
if nsteps > 1 then
for i = nsteps - 1, 1, -1 do
local step = status[i]
- report ("info", 2, "bisect", "Step %d: lo=%d, hi=%d, pivot=%d.",
- i, unpack (step))
+ logreport ("info", 2, "bisect", "Step %d: lo=%d, hi=%d, pivot=%d.",
+ i, unpack (step))
end
end
local current = status[nsteps]
- report ("info", 0, "bisect", "Step %d: lo=%d, hi=%d, pivot=%d.",
- nsteps, unpack (current))
+ logreport ("info", 0, "bisect", "Step %d: lo=%d, hi=%d, pivot=%d.",
+ nsteps, unpack (current))
return true, false
end
@@ -1075,10 +1135,10 @@ local bisect_run = function ()
current = status[nsteps - 1]
end
local lo, hi, pivot = unpack (current)
- report ("info", 3, "bisect", "Previous step %d: lo=%d, hi=%d, pivot=%d.",
- nsteps, lo, hi, pivot)
- report ("info", 1, "bisect", "Step %d: Testing fonts from %d to %d.",
- currentstep, lo, pivot)
+ logreport ("info", 3, "bisect", "Previous step %d: lo=%d, hi=%d, pivot=%d.",
+ nsteps, lo, hi, pivot)
+ logreport ("info", 1, "bisect", "Step %d: Testing fonts from %d to %d.",
+ currentstep, lo, pivot)
config.luaotfload.misc.bisect = { lo, pivot }
return true, true
end
@@ -1096,18 +1156,18 @@ actions.bisect = function (job)
local mode = job.bisect
local runner = bisect_modes[mode]
if not runner then
- report ("info", 0, "bisect", "Unknown directive %q.", mode)
+ logreport ("info", 0, "bisect", "Unknown directive %q.", mode)
return false, false
end
return runner (job)
end
actions.flush = function (job)
- local success = names.flush_lookup_cache()
+ local success = fonts.names.flush_lookup_cache()
if success then
- local success = names.save_lookups()
+ local success = fonts.names.save_lookups()
if success then
- report ("info", 2, "cache", "Lookup cache emptied")
+ logreport ("info", 2, "cache", "Lookup cache emptied")
return true, true
end
end
@@ -1115,16 +1175,16 @@ actions.flush = function (job)
end
local cache_directives = {
- ["purge"] = names.purge_cache,
- ["erase"] = names.erase_cache,
- ["show"] = names.show_cache,
+ ["purge"] = fonts.names.purge_cache,
+ ["erase"] = fonts.names.erase_cache,
+ ["show"] = fonts.names.show_cache,
}
actions.cache = function (job)
local directive = cache_directives[job.cache]
if not directive or type(directive) ~= "function" then
- report ("info", 2, "cache",
- "Invalid font cache directive %s.", job.cache)
+ logreport ("info", 2, "cache",
+ "Invalid font cache directive %s.", job.cache)
return false, false
end
if directive() then
@@ -1147,7 +1207,7 @@ actions.query = function (job)
features = { },
}
- tmpspec = names.handle_request (tmpspec)
+ tmpspec = fonts.names.handle_request (tmpspec)
if not tmpspec.size then
tmpspec.size = 655360 --- assume 10pt
@@ -1158,38 +1218,38 @@ actions.query = function (job)
if tmpspec.lookup == "name"
or tmpspec.lookup == "anon" --- not *exactly* as resolvers.anon
then
- foundname, subfont = names.resolve_name (tmpspec)
+ foundname, _, success = fonts.names.lookup_font_name (tmpspec)
if foundname then
- foundname, _, success = names.font_file_lookup (foundname)
+ foundname, _, success = fonts.names.lookup_font_file (foundname)
end
elseif tmpspec.lookup == "file" then
- foundname, _, success =
- names.font_file_lookup (tmpspec.name)
+ foundname, _, success = fonts.names.lookup_font_file (tmpspec.name)
end
if success then
- report (false, 0, "resolve", "Font %q found!", query)
+ logreport (false, 0, "resolve", "Font %q found!", query)
if subfont then
- report (false, 0, "resolve",
- "Resolved file name %q, subfont nr. %q",
- foundname, subfont)
+ logreport (false, 0, "resolve",
+ "Resolved file name %q, subfont nr. %q",
+ foundname, subfont)
else
- report (false, 0, "resolve",
- "Resolved file name %q", foundname)
+ logreport (false, 0, "resolve",
+ "Resolved file name %q", foundname)
end
if job.show_info then
show_font_info (foundname, query, job.full_info, job.warnings)
iowrite "\n"
end
else
- report (false, 0, "resolve", "Cannot find %q in index.", query)
- report (false, 0, "resolve",
- "Hint: use the --fuzzy option to display suggestions.",
- query)
+ logreport (false, 0, "resolve", "Cannot find %q in index.", query)
if job.fuzzy == true then
- report (false, 0, "resolve",
- "Looking for close matches, this may take a while ...")
- local _success = names.find_closest(query, job.fuzzy_limit)
+ logreport (false, 0, "resolve",
+ "Looking for close matches, this may take a while ...")
+ local _success = fonts.names.find_closest(query, job.fuzzy_limit)
+ else
+ logreport (false, 0, "resolve",
+ "Hint: use the --fuzzy option to display suggestions.",
+ query)
end
end
return true, true
@@ -1262,14 +1322,13 @@ set_primary_field = function (fields, addme, acc, n)
return acc
end
-local splitcomma = luaotfload.parsers.splitcomma
-
actions.list = function (job)
local criterion = job.criterion
local asked_fields = job.asked_fields
- local name_index = names.data ()
+ local name_index = fonts.names.data ()
if asked_fields then
+ local splitcomma = luaotfload.parsers.splitcomma
asked_fields = lpegmatch(splitcomma, asked_fields)
end
@@ -1279,14 +1338,14 @@ actions.list = function (job)
end
if not name_index then
- name_index = names.load()
+ name_index = fonts.names.load()
end
local mappings = name_index.mappings
local nmappings = #mappings
if criterion == "*" then
- report (false, 1, "list", "All %d entries", nmappings)
+ logreport (false, 1, "list", "All %d entries", nmappings)
for i=1, nmappings do
local entry = mappings[i]
local fields = get_fields(entry, asked_fields)
@@ -1301,12 +1360,12 @@ actions.list = function (job)
criterion = criterion[1]
asked_fields = set_primary_field(asked_fields, criterion)
- report (false, 1, "list", "By %s", criterion)
+ logreport (false, 1, "list", "By %s", criterion)
--- firstly, build a list of fonts to operate on
local targets = { }
if asked_value then --- only those whose value matches
- report (false, 2, "list", "Restricting to value %s", asked_value)
+ logreport (false, 2, "list", "Restricting to value %s", asked_value)
for i=1, nmappings do
local entry = mappings[i]
if entry[criterion]
@@ -1351,7 +1410,7 @@ actions.list = function (job)
end
end
local ntargets = #targets
- report (false, 2, "list", "%d entries", ntargets)
+ logreport (false, 2, "list", "%d entries", ntargets)
--- now, output the collection
for i=1, ntargets do
@@ -1488,7 +1547,7 @@ local process_cmdline = function ( ) -- unit -> jobspec
elseif v == "log" then
local str = optarg[n]
if str then
- finalizers = log.set_logout(str, finalizers)
+ finalizers = luaotfload.log.set_logout(str, finalizers)
end
elseif v == "find" then
action_pending["query"] = true
@@ -1521,7 +1580,7 @@ local process_cmdline = function ( ) -- unit -> jobspec
elseif v == "D" then
result.dry_run = true
elseif v == "p" then
- names.set_location_precedence {
+ fonts.names.set_location_precedence {
"local", "texmf", "system"
}
elseif v == "b" then
@@ -1582,6 +1641,8 @@ local process_cmdline = function ( ) -- unit -> jobspec
end
local main = function ( ) -- unit -> int
+ if init_modules () == false then return -42 end
+
local retval = 0
local job = process_cmdline()
@@ -1592,23 +1653,23 @@ local main = function ( ) -- unit -> int
local actionname = action_sequence[i]
local exit = false
if action_pending[actionname] then
- report ("log", 3, "util", "Preparing for task", "%s", actionname)
+ logreport ("log", 3, "util", "Preparing for task", "%s", actionname)
local action = actions[actionname]
local success, continue = action(job)
if not success then
- report (false, 0, "util",
- "Failed to execute task.", "%s", actionname)
+ logreport (false, 0, "util",
+ "Failed to execute task.", "%s", actionname)
retval = -1
exit = true
elseif not continue then
- report (false, 3, "util",
- "Task completed, exiting.", "%s", actionname)
+ logreport (false, 3, "util",
+ "Task completed, exiting.", "%s", actionname)
exit = true
else
- report (false, 3, "util",
- "Task completed successfully.", "%s", actionname)
+ logreport (false, 3, "util",
+ "Task completed successfully.", "%s", actionname)
end
end
if exit then break end