diff options
Diffstat (limited to 'src/luaotfload-database.lua')
| -rw-r--r-- | src/luaotfload-database.lua | 294 |
1 files changed, 142 insertions, 152 deletions
diff --git a/src/luaotfload-database.lua b/src/luaotfload-database.lua index 54738df..17cb4fd 100644 --- a/src/luaotfload-database.lua +++ b/src/luaotfload-database.lua @@ -560,7 +560,6 @@ local update_names --- state of the database local fonts_reloaded = false -local fonts_read = 0 --- limit output when approximate font matching (luaotfload-tool -F) local fuzzy_limit = 1 --- display closest only @@ -2189,73 +2188,44 @@ local truncate_string = function (str, restrict) return str end ---[[doc-- - scan_dir() scans a directory and populates the list of fonts - with all the fonts it finds. +--[[doc-- - · dirname : name of the directory to scan - · currentnames : current font db object - · targetnames : font db object to fill - · dry_run : don’t touch anything + collect_font_filenames_dir -- Traverse the directory root at + ``dirname`` looking for font files. Returns a list of {*filename*; + *location*} pairs. --doc]]-- ---- string -> dbobj -> dbobj -> bool -> bool -> (int * int) - -local scan_dir = function (dirname, currentnames, targetnames, - dry_run, location) +--- string -> string -> string * string list +local collect_font_filenames_dir = function (dirname, location) if lpegmatch (p_blacklist, dirname) then report ("both", 4, "db", "Skipping blacklisted directory %s.", dirname) --- ignore - return 0, 0 + return { } end local found = find_font_files (dirname, location ~= "texmf" and location ~= "local") if not found then report ("both", 4, "db", "No such directory: %q; skipping.", dirname) - return 0, 0 + return { } end - report ("both", 4, "db", "Scanning directory %s.", dirname) - local n_new = 0 --- total of fonts collected - local n_found = #found - local max_fonts = luaotfloadconfig.max_fonts - - report ("both", 4, "db", "%d font files detected.", n_found) - for j=1, n_found do - if max_fonts and fonts_read >= max_fonts then - break - end + local nfound = #found + local files = { } + report ("both", 4, "db", + "%d font files detected in %s.", + nfound, dirname) + for j = 1, nfound do local fullname = found[j] - fullname = path_normalize(fullname) - local new - - if dry_run == true then - local truncated = truncate_string (fullname, 43) - report ("log", 2, "db", - "Would have been loading %s.", fullname) - report_status ("term", "db", - "Would have been loading %s", truncated) - else - local truncated = truncate_string (fullname, 32) - report ("log", 2, "db", "Loading font %s.", fullname) - report_status ("term", "db", "Loading font %s", truncated) - local new = read_font_names (fullname, currentnames, - targetnames, texmf) - if new == true then - fonts_read = fonts_read + 1 - n_new = n_new + 1 - end - end + files[#files + 1] = { path_normalize (fullname), location } end - report ("both", 4, "db", "Done. %d fonts indexed in %q.", - n_found, dirname) - return n_found, n_new + return files end + --- string list -> string list local filter_out_pwd = function (dirs) local result = { } @@ -2275,28 +2245,28 @@ local path_separator = ostype == "windows" and ";" or ":" --[[doc-- - scan_texmf_fonts() scans all fonts in the texmf tree through the - kpathsea variables OPENTYPEFONTS and TTFONTS of texmf.cnf. + collect_font_filenames_texmf -- Scan texmf tree for font files + relying on the kpathsea variables $OPENTYPEFONTS and $TTFONTS of + texmf.cnf. The current working directory comes as “.” (texlive) or absolute path (miktex) and will always be filtered out. ---doc]]-- + Returns a list of { *filename*; *location* } pairs. ---- dbobj -> dbobj -> bool? -> (int * int) +--doc]]-- -local scan_texmf_fonts = function (currentnames, targetnames, dry_run) +--- unit -> string * string list +local collect_font_filenames_texmf = function () - local n_scanned, n_new, fontdirs = 0, 0 local osfontdir = kpseexpand_path "$OSFONTDIR" if stringis_empty (osfontdir) then - report ("info", 1, "db", "Scanning TEXMF fonts...") + report ("info", 1, "db", "Scanning TEXMF for fonts...") else - report ("info", 1, "db", "Scanning TEXMF and OS fonts...") + report ("info", 1, "db", "Scanning TEXMF and $OSFONTDIR for fonts...") if log.get_loglevel () > 3 then local osdirs = filesplitpath (osfontdir) - report ("info", 0, "db", - "$OSFONTDIR has %d entries:", #osdirs) + report ("info", 0, "db", "$OSFONTDIR has %d entries:", #osdirs) for i = 1, #osdirs do report ("info", 0, "db", "[%d] %s", i, osdirs[i]) end @@ -2307,24 +2277,22 @@ local scan_texmf_fonts = function (currentnames, targetnames, dry_run) fontdirs = fontdirs .. path_separator .. kpseexpand_path "$TTFONTS" fontdirs = fontdirs .. path_separator .. kpseexpand_path "$T1FONTS" - if not stringis_empty (fontdirs) then - local tasks = filter_out_pwd (filesplitpath (fontdirs)) - report ("info", 3, "db", - "Initiating scan of %d directories.", #tasks) - report_status_start (2, 4) - for _, d in next, tasks do - local found, new = scan_dir (d, currentnames, targetnames, - dry_run, "texmf") - n_scanned = n_scanned + found - n_new = n_new + new - end - report_status_stop ("term", "db", "Scanned %d files, %d new.", n_scanned, n_new) + if stringis_empty (fontdirs) then + return { } end - return n_scanned, n_new + local tasks = filter_out_pwd (filesplitpath (fontdirs)) + report ("info", 3, "db", + "Initiating scan of %d directories.", #tasks) + + local files = { } + for _, dir in next, tasks do + files = tableappend (files, collect_font_filenames_dir (dir, "texmf")) + end + report ("term", 3, "db", "Collected %d files.", #files) + return files end ---- TODO stuff those paths into some writable table --- unit -> string list local function get_os_dirs () if os.name == 'macosx' then @@ -2350,38 +2318,75 @@ end --[[doc-- - scan_os_fonts() scans the OS fonts through - - fontconfig for Unix (reads the fonts.conf file[s] and scans the - directories) - - a static set of directories for Windows and MacOSX + retrieve_namedata -- Scan the list of collected fonts and populate + the list of namedata. - **NB**: If $OSFONTDIR is nonempty, as it appears to be by default - on Windows setups, the system fonts will have already been - processed while scanning the TEXMF. Thus, this function is - never called. + · dirname : name of the directory to scan + · currentnames : current font db object + · targetnames : font db object to fill + · dry_run : don’t touch anything + + Returns the number of fonts that were actually added to the index. --doc]]-- ---- dbobj -> dbobj -> bool? -> (int * int) -local scan_os_fonts = function (currentnames, - targetnames, - dry_run) +--- string * string list -> dbobj -> dbobj -> bool? -> int +local retrieve_namedata = function (files, currentnames, targetnames, dry_run) + + local nfiles = #files + local nnew = 0 + local max_fonts = luaotfloadconfig.max_fonts or 2^51 + + report ("info", 1, "db", "Scanning %d collected font files ...", nfiles) + + local bylocation = { texmf = { 0, 0 } + , ["local"] = { 0, 0 } + , system = { 0, 0 } + } + report_status_start (2, 4) + for i = 1, (nfiles < max_fonts) and nfiles or max_fonts do + local fullname, location = unpack (files[i]) + local count = bylocation[location] + count[1] = count[1] + 1 + if dry_run == true then + local truncated = truncate_string (fullname, 43) + report ("log", 2, "db", "Would have been loading %s.", fullname) + report_status ("term", "db", "Would have been loading %s", truncated) + --- skip the read_font_names part + else + local truncated = truncate_string (fullname, 32) + report ("log", 2, "db", "Loading font %s.", fullname) + report_status ("term", "db", "Loading font %s", truncated) + local new = read_font_names (fullname, currentnames, + targetnames, location) + if new == true then + nnew = nnew + 1 + count[2] = count[2] + 1 + end + end + end + report_status_stop ("term", "db", "Scanned %d files, %d new.", nfiles, nnew) + for location, count in next, bylocation do + report ("term", 4, "db", " * %s: %d files, %d new", + location, count[1], count[2]) + end + return nnew +end + +--- unit -> string * string list +local collect_font_filenames_system = function () local n_scanned, n_new = 0, 0 - report ("info", 1, "db", "Scanning OS fonts...") + report ("info", 1, "db", "Scanning system fonts...") report ("info", 2, "db", "Searching in static system directories...") - report_status_start (2, 4) - for _, d in next, get_os_dirs () do - local found, new = scan_dir (d, currentnames, - targetnames, dry_run) - n_scanned = n_scanned + found - n_new = n_new + new + local files = { } + for _, dir in next, get_os_dirs () do + tableappend (files, collect_font_filenames_dir (dir, "system")) end - report_status_stop ("term", "db", "Scanned %d files, %d new.", n_scanned, n_new) - - return n_scanned, n_new + report ("term", 3, "db", "Collected %d files.", #files) + return files end --- unit -> bool @@ -2393,29 +2398,32 @@ end --[[doc-- - scan_local_fonts() -- Scan font files in $PWD (during a TeX run) - and add them to the database. + collect_font_filenames_local -- Scan $PWD (during a TeX run) + for font files. + + Side effect: This sets the “local” flag in the subtable “meta” to + prevent the merged table from being saved to disk. - This sets the “local” flag in the subtable “meta” to prevent the - merged table from being saved to disk. - TODO the local tree could be cached in $PWD. --doc]]-- -local scan_local_fonts = function (currentnames, - targetnames, - dry_run) - local n_scanned, n_new = 0, 0 - local pwd = lfscurrentdir () - report ("both", 1, "db", "Scanning fonts in $PWD (%q) ...", pwd) +--- unit -> string * string list +local collect_font_filenames_local = function () + local pwd = lfscurrentdir () + report ("both", 1, "db", "Scanning for fonts in $PWD (%q) ...", pwd) - n_scanned, n_new = scan_dir (pwd, currentnames, targetnames, false, "local") - if n_new > 0 then + local files = collect_font_filenames_dir (pwd, "local") + local nfiles = #files + if nfiles > 0 then targetnames.meta["local"] = true --- prevent saving to disk + report ("term", 1, "db", "Found %d files.", pwd) + else + report ("term", 1, "db", + "Couldn’t find a thing here. What a waste.", pwd) end - - return n_scanned, n_new + report ("term", 3, "db", "Collected %d files.", #files) + return files end --- dbobj -> dbobj -> int * int @@ -2912,35 +2920,18 @@ order_design_sizes = function (families) return families end -local retrieve_namedata = function (currentnames, - targetnames, - dry_run, - n_rawnames, - n_newnames) - - local rawnames, new = scan_texmf_fonts (currentnames, - targetnames, - dry_run) - - n_rawnames = n_rawnames + rawnames - n_newnames = n_newnames + new - - rawnames, new = scan_os_fonts (currentnames, targetnames, dry_run) - - n_rawnames = n_rawnames + rawnames - n_newnames = n_newnames + new - - if luaotfloadconfig.scan_local == true then - rawnames, new = scan_local_fonts (currentnames, targetnames, dry_run) - - n_rawnames = n_rawnames + rawnames - n_newnames = n_newnames + new +--- dbobj -> dbobj -> int -> int -> string * bool list +local collect_font_filenames = function () + --- + local filenames = { } + tableappend (filenames, collect_font_filenames_texmf ()) + tableappend (filenames, collect_font_filenames_system ()) + if luaotfloadconfig.scan_local == true then + tableappend (filenames, collect_font_filenames_local ()) end - - return n_rawnames, n_newnames + return filenames end - --- dbobj -> stats local collect_statistics = function (mappings) @@ -3113,7 +3104,6 @@ end --- dbobj? -> bool? -> bool? -> dbobj update_names = function (currentnames, force, dry_run) local targetnames - local n_raw, n_new = 0, 0 if luaotfloadconfig.update_live == false then report ("info", 2, "db", @@ -3132,9 +3122,6 @@ update_names = function (currentnames, force, dry_run) report("both", 1, "db", "Updating the font names database" .. (force and " forcefully." or ".")) - --- pass 1 get raw data: read font files (normal case) or reuse - --- information present in index - if luaotfloadconfig.skip_read == true then --- the difference to a “dry run” is that we don’t search --- for font files entirely. we also ignore the “force” @@ -3161,17 +3148,22 @@ update_names = function (currentnames, force, dry_run) read_blacklist () - n_raw, n_new = retrieve_namedata (currentnames, - targetnames, - dry_run, - 0, - 0) + --- pass 1: Collect the names of all fonts we are going to process. + local font_filenames = collect_font_filenames () + + --- pass 2: read font files (normal case) or reuse information + --- present in index + + n_new = retrieve_namedata (font_filenames, + currentnames, + targetnames, + dry_run) report ("info", 3, "db", - "Scanned %d font files; %d new entries.", - n_raw, n_new) + "Found %d font files; %d new entries.", + #font_filenames, n_new) end - --- pass 2 (optional): collect some stats about the raw font info + --- pass 3 (optional): collect some stats about the raw font info if luaotfloadconfig.statistics == true then targetnames.meta.statistics = collect_statistics (targetnames.mappings) @@ -3181,17 +3173,17 @@ update_names = function (currentnames, force, dry_run) --- non-texmf entries are redirected there and the mapping --- needs to be 100% consistent - --- pass 3: build filename table + --- pass 4: build filename table targetnames.files = generate_filedata (targetnames.mappings) - --- pass 4: build family lookup table + --- pass 5: build family lookup table targetnames.families = collect_families (targetnames.mappings) - --- pass 5: arrange style and size info + --- pass 6: arrange style and size info targetnames.families = group_modifiers (targetnames.mappings, targetnames.families) - --- pass 6: order design size tables + --- pass 7: order design size tables targetnames.families = order_design_sizes (targetnames.families) @@ -3454,7 +3446,6 @@ end --- export functionality to the namespace “fonts.names” ----------------------------------------------------------------------- -names.scan_dir = scan_dir names.set_font_filter = set_font_filter names.flush_lookup_cache = flush_lookup_cache names.save_lookups = save_lookups @@ -3468,7 +3459,6 @@ names.read_blacklist = read_blacklist names.sanitize_fontname = sanitize_fontname names.getfilename = resolve_fullpath names.set_location_precedence = set_location_precedence -names.scan_local_fonts = scan_local_fonts --- font cache names.purge_cache = purge_cache |