diff options
Diffstat (limited to 'tex/context/base/luat-fmt.lua')
| -rw-r--r-- | tex/context/base/luat-fmt.lua | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/tex/context/base/luat-fmt.lua b/tex/context/base/luat-fmt.lua new file mode 100644 index 000000000..d9c0e38c8 --- /dev/null +++ b/tex/context/base/luat-fmt.lua @@ -0,0 +1,117 @@ +if not modules then modules = { } end modules ['luat-fmt'] = { + version = 1.001, + comment = "companion to mtxrun", + author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright = "PRAGMA ADE / ConTeXt Development Team", + license = "see context related readme files" +} + +-- helper for mtxrun + +function environment.make_format(name) + -- change to format path (early as we need expanded paths) + local olddir = lfs.currentdir() + local path = caches.getwritablepath("formats") or "" -- maybe platform + if path ~= "" then + lfs.chdir(path) + end + logs.simple("format path: %s",lfs.currentdir()) + -- check source file + local texsourcename = file.addsuffix(name,"tex") + local fulltexsourcename = resolvers.find_file(texsourcename,"tex") or "" + if fulltexsourcename == "" then + logs.simple("no tex source file with name: %s",texsourcename) + lfs.chdir(olddir) + return + else + logs.simple("using tex source file: %s",fulltexsourcename) + end + local texsourcepath = dir.expand_name(file.dirname(fulltexsourcename)) -- really needed + -- check specification + local specificationname = file.replacesuffix(fulltexsourcename,"lus") + local fullspecificationname = resolvers.find_file(specificationname,"tex") or "" + if fullspecificationname == "" then + specificationname = file.join(texsourcepath,"context.lus") + fullspecificationname = resolvers.find_file(specificationname,"tex") or "" + end + if fullspecificationname == "" then + logs.simple("unknown stub specification: %s",specificationname) + lfs.chdir(olddir) + return + end + local specificationpath = file.dirname(fullspecificationname) + -- load specification + local usedluastub = nil + local usedlualibs = dofile(fullspecificationname) + if type(usedlualibs) == "string" then + usedluastub = file.join(file.dirname(fullspecificationname),usedlualibs) + elseif type(usedlualibs) == "table" then + logs.simple("using stub specification: %s",fullspecificationname) + local texbasename = file.basename(name) + local luastubname = file.addsuffix(texbasename,"lua") + local lucstubname = file.addsuffix(texbasename,"luc") + -- pack libraries in stub + logs.simple("creating initialization file: %s",luastubname) + utils.merger.selfcreate(usedlualibs,specificationpath,luastubname) + -- compile stub file (does not save that much as we don't use this stub at startup any more) + local strip = resolvers.boolean_variable("LUACSTRIP", true) + if utils.lua.compile(luastubname,lucstubname,false,strip) and lfs.isfile(lucstubname) then + logs.simple("using compiled initialization file: %s",lucstubname) + usedluastub = lucstubname + else + logs.simple("using uncompiled initialization file: %s",luastubname) + usedluastub = luastubname + end + else + logs.simple("invalid stub specification: %s",fullspecificationname) + lfs.chdir(olddir) + return + end + -- generate format + local q = string.quote + local command = string.format("luatex --ini --lua=%s %s %sdump",q(usedluastub),q(fulltexsourcename),os.platform == "unix" and "\\\\" or "\\") + logs.simple("running command: %s\n",command) + os.spawn(command) + -- remove related mem files + local pattern = file.removesuffix(file.basename(usedluastub)).."-*.mem" + -- logs.simple("removing related mplib format with pattern '%s'", pattern) + local mp = dir.glob(pattern) + if mp then + for i=1,#mp do + local name = mp[i] + logs.simple("removing related mplib format %s", file.basename(name)) + os.remove(name) + end + end + lfs.chdir(olddir) +end + +function environment.run_format(name,data,more) + -- hm, rather old code here; we can now use the file.whatever functions + if name and name ~= "" then + local barename = file.removesuffix(name) + local fmtname = caches.getfirstreadablefile(file.addsuffix(barename,"fmt"),"formats") + if fmtname == "" then + fmtname = resolvers.find_file(file.addsuffix(barename,"fmt")) or "" + end + fmtname = resolvers.clean_path(fmtname) + if fmtname == "" then + logs.simple("no format with name: %s",name) + else + local barename = file.removesuffix(name) -- expanded name + local luaname = file.addsuffix(barename,"luc") + if not lfs.isfile(luaname) then + luaname = file.addsuffix(barename,"lua") + end + if not lfs.isfile(luaname) then + logs.simple("using format name: %s",fmtname) + logs.simple("no luc/lua with name: %s",barename) + else + local q = string.quote + local command = string.format("luatex --fmt=%s --lua=%s %s %s",q(barename),q(luaname),q(data),more ~= "" and q(more) or "") + logs.simple("running command: %s",command) + os.spawn(command) + end + end + end +end |