diff options
Diffstat (limited to 'tex/context/base/trac-tra.lua')
| -rw-r--r-- | tex/context/base/trac-tra.lua | 216 |
1 files changed, 15 insertions, 201 deletions
diff --git a/tex/context/base/trac-tra.lua b/tex/context/base/trac-tra.lua index 052e4bba7..916b68045 100644 --- a/tex/context/base/trac-tra.lua +++ b/tex/context/base/trac-tra.lua @@ -14,8 +14,8 @@ local debug = require "debug" local getinfo = debug.getinfo local type, next = type, next -local concat = table.concat -local format, find, lower, gmatch, gsub = string.format, string.find, string.lower, string.gmatch, string.gsub +local format, find = string.format, string.find +local is_boolean = string.is_boolean debugger = debugger or { } @@ -38,6 +38,7 @@ local function hook() end end end + local function getname(func) local n = names[func] if n then @@ -53,6 +54,7 @@ local function getname(func) return "unknown" end end + function debugger.showstats(printer,threshold) printer = printer or texio.write or print threshold = threshold or 0 @@ -124,13 +126,17 @@ function debugger.disable() --~ counters[debug.getinfo(2,"f").func] = nil end -function debugger.tracing() - local n = tonumber(os.env['MTX.TRACE.CALLS']) or tonumber(os.env['MTX_TRACE_CALLS']) or 0 - if n > 0 then - function debugger.tracing() return true end ; return true - else - function debugger.tracing() return false end ; return false - end +local function trace_calls(n) + debugger.enable() + luatex.register_stop_actions(function() + debugger.disable() + debugger.savestats(tex.jobname .. "-luacalls.log",tonumber(n)) + end) + trace_calls = function() end +end + +if directives then + directives.register("system.tracecalls", function(n) trace_calls(n) end) -- indirect is needed for nilling end --~ debugger.enable() @@ -147,195 +153,3 @@ end --~ debugger.showstats() --~ print("") --~ debugger.showstats(print,3) - -setters = setters or { } -setters.data = setters.data or { } - ---~ local function set(t,what,value) ---~ local data, done = t.data, t.done ---~ if type(what) == "string" then ---~ what = aux.settings_to_array(what) -- inefficient but ok ---~ end ---~ for i=1,#what do ---~ local w = what[i] ---~ for d, f in next, data do ---~ if done[d] then ---~ -- prevent recursion due to wildcards ---~ elseif find(d,w) then ---~ done[d] = true ---~ for i=1,#f do ---~ f[i](value) ---~ end ---~ end ---~ end ---~ end ---~ end - -local function set(t,what,value) - local data, done = t.data, t.done - if type(what) == "string" then - what = aux.settings_to_hash(what) -- inefficient but ok - end - for w, v in next, what do - if v == "" then - v = value - else - v = toboolean(v) - end - for d, f in next, data do - if done[d] then - -- prevent recursion due to wildcards - elseif find(d,w) then - done[d] = true - for i=1,#f do - f[i](v) - end - end - end - end -end - -local function reset(t) - for d, f in next, t.data do - for i=1,#f do - f[i](false) - end - end -end - -local function enable(t,what) - set(t,what,true) -end - -local function disable(t,what) - local data = t.data - if not what or what == "" then - t.done = { } - reset(t) - else - set(t,what,false) - end -end - -function setters.register(t,what,...) - local data = t.data - what = lower(what) - local w = data[what] - if not w then - w = { } - data[what] = w - end - for _, fnc in next, { ... } do - local typ = type(fnc) - if typ == "function" then - w[#w+1] = fnc - elseif typ == "string" then - w[#w+1] = function(value) set(t,fnc,value,nesting) end - end - end -end - -function setters.enable(t,what) - local e = t.enable - t.enable, t.done = enable, { } - enable(t,string.simpleesc(tostring(what))) - t.enable, t.done = e, { } -end - -function setters.disable(t,what) - local e = t.disable - t.disable, t.done = disable, { } - disable(t,string.simpleesc(tostring(what))) - t.disable, t.done = e, { } -end - -function setters.reset(t) - t.done = { } - reset(t) -end - -function setters.list(t) -- pattern - local list = table.sortedkeys(t.data) - local user, system = { }, { } - for l=1,#list do - local what = list[l] - if find(what,"^%*") then - system[#system+1] = what - else - user[#user+1] = what - end - end - return user, system -end - -function setters.show(t) - commands.writestatus("","") - local list = setters.list(t) - for k=1,#list do - commands.writestatus(t.name,list[k]) - end - commands.writestatus("","") -end - --- we could have used a bit of oo and the trackers:enable syntax but --- there is already a lot of code around using the singular tracker - --- we could make this into a module - -function setters.new(name) - local t - t = { - data = { }, - name = name, - enable = function(...) setters.enable (t,...) end, - disable = function(...) setters.disable (t,...) end, - register = function(...) setters.register(t,...) end, - list = function(...) setters.list (t,...) end, - show = function(...) setters.show (t,...) end, - } - setters.data[name] = t - return t -end - -trackers = setters.new("trackers") -directives = setters.new("directives") -experiments = setters.new("experiments") - --- nice trick: we overload two of the directives related functions with variants that --- do tracing (itself using a tracker) .. proof of concept - -local trace_directives = false local trace_directives = false trackers.register("system.directives", function(v) trace_directives = v end) -local trace_experiments = false local trace_experiments = false trackers.register("system.experiments", function(v) trace_experiments = v end) - -local e = directives.enable -local d = directives.disable - -function directives.enable(...) - commands.writestatus("directives","enabling: %s",concat({...}," ")) - e(...) -end - -function directives.disable(...) - commands.writestatus("directives","disabling: %s",concat({...}," ")) - d(...) -end - -local e = experiments.enable -local d = experiments.disable - -function experiments.enable(...) - commands.writestatus("experiments","enabling: %s",concat({...}," ")) - e(...) -end - -function experiments.disable(...) - commands.writestatus("experiments","disabling: %s",concat({...}," ")) - d(...) -end - --- a useful example - -directives.register("system.nostatistics", function(v) - statistics.enable = not v -end) - |