Merge branch 'better-error-handling'

Closes https://github.com/awesomeWM/awesome/pull/311
This commit is contained in:
Daniel Hahler 2015-07-22 13:54:56 +02:00
commit 5a9ec82b95
7 changed files with 31 additions and 22 deletions

15
event.c
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@ -116,11 +116,11 @@ event_handle_mousegrabber(int x, int y, uint16_t mask)
if(globalconf.mousegrabber != LUA_REFNIL) if(globalconf.mousegrabber != LUA_REFNIL)
{ {
lua_State *L = globalconf_get_lua_State(); lua_State *L = globalconf_get_lua_State();
lua_rawgeti(L, LUA_REGISTRYINDEX, globalconf.mousegrabber);
mousegrabber_handleevent(L, x, y, mask); mousegrabber_handleevent(L, x, y, mask);
if(lua_pcall(L, 1, 1, 0)) lua_rawgeti(L, LUA_REGISTRYINDEX, globalconf.mousegrabber);
if(!luaA_dofunction(L, 1, 1))
{ {
warn("error running function: %s", lua_tostring(L, -1)); warn("Stopping mousegrabber.");
luaA_mousegrabber_stop(L); luaA_mousegrabber_stop(L);
} }
else if(!lua_isboolean(L, -1) || !lua_toboolean(L, -1)) else if(!lua_isboolean(L, -1) || !lua_toboolean(L, -1))
@ -599,16 +599,17 @@ event_handle_key(xcb_key_press_event_t *ev)
if(globalconf.keygrabber != LUA_REFNIL) if(globalconf.keygrabber != LUA_REFNIL)
{ {
lua_rawgeti(L, LUA_REGISTRYINDEX, globalconf.keygrabber);
if(keygrabber_handlekpress(L, ev)) if(keygrabber_handlekpress(L, ev))
{ {
if(lua_pcall(L, 3, 1, 0)) lua_rawgeti(L, LUA_REGISTRYINDEX, globalconf.keygrabber);
if(!luaA_dofunction(L, 3, 1))
{ {
warn("error running function: %s", lua_tostring(L, -1)); warn("Stopping keygrabber.");
luaA_keygrabber_stop(L); luaA_keygrabber_stop(L);
} }
lua_pop(L, 1);
} }
lua_pop(L, 1); /* pop returned value or function if not called */
} }
else else
{ {

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@ -20,9 +20,9 @@ local keygrabbing = false
local function grabber(mod, key, event) local function grabber(mod, key, event)
for i, g in ipairs(grabbers) do for i, keygrabber_function in ipairs(grabbers) do
-- continue if the grabber explicitly returns false -- continue if the grabber explicitly returns false
if g(mod, key, event) ~= false then if keygrabber_function(mod, key, event) ~= false then
break break
end end
end end

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@ -161,8 +161,8 @@ function tasklist.new(screen, filter, buttons, style, update_function, base_widg
-- Add a delayed callback for the first update. -- Add a delayed callback for the first update.
if not queued_update then if not queued_update then
timer.delayed_call(function() timer.delayed_call(function()
queued_update = false
tasklist_update(screen, w, buttons, filter, data, style, uf) tasklist_update(screen, w, buttons, filter, data, style, uf)
queued_update = nil
end) end)
queued_update = true queued_update = true
end end

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@ -103,7 +103,8 @@ function beautiful.init(config)
if type(config) == 'string' then if type(config) == 'string' then
-- Expand the '~' $HOME shortcut -- Expand the '~' $HOME shortcut
config = config:gsub("^~/", homedir .. "/") config = config:gsub("^~/", homedir .. "/")
success, theme = pcall(function() return dofile(config) end) success, theme = xpcall(function() return dofile(config) end,
debug.traceback)
elseif type(config) == 'table' then elseif type(config) == 'table' then
success = true success = true
theme = config theme = config

View File

@ -37,12 +37,11 @@ function timer:start()
return return
end end
self.data.source_id = glib.timeout_add(glib.PRIORITY_DEFAULT, self.data.timeout * 1000, function() self.data.source_id = glib.timeout_add(glib.PRIORITY_DEFAULT, self.data.timeout * 1000, function()
local success, message = pcall(function() local success, message = xpcall(function()
self:emit_signal("timeout") self:emit_signal("timeout")
end) end, function(err)
if not success then print(debug.traceback("Error during executing timeout handler: "..tostring(err)))
print(message) end)
end
return true return true
end) end)
end end
@ -107,10 +106,11 @@ end
local delayed_calls = {} local delayed_calls = {}
capi.awesome.connect_signal("refresh", function() capi.awesome.connect_signal("refresh", function()
for _, callback in ipairs(delayed_calls) do for _, callback in ipairs(delayed_calls) do
local success, message = pcall(unpack(callback)) local success, message = xpcall(function()
if not success then callback[1](unpack(callback, 2))
print(message) end, function(err)
end print(debug.traceback("Error during delayed call: "..tostring(err)))
end)
end end
delayed_calls = {} delayed_calls = {}
end) end)

5
luaa.h
View File

@ -56,6 +56,9 @@ luaA_warn(lua_State *L, const char *fmt, ...)
vfprintf(stderr, fmt, ap); vfprintf(stderr, fmt, ap);
va_end(ap); va_end(ap);
fprintf(stderr, "\n"); fprintf(stderr, "\n");
luaL_traceback(L, L, NULL, 2);
fprintf(stderr, "%s\n", lua_tostring(L, -1));
} }
static inline int static inline int
@ -63,6 +66,8 @@ luaA_typerror(lua_State *L, int narg, const char *tname)
{ {
const char *msg = lua_pushfstring(L, "%s expected, got %s", const char *msg = lua_pushfstring(L, "%s expected, got %s",
tname, luaL_typename(L, narg)); tname, luaL_typename(L, narg));
luaL_traceback(L, L, NULL, 2);
lua_concat(L, 2);
return luaL_argerror(L, narg, msg); return luaL_argerror(L, narg, msg);
} }

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@ -29,7 +29,9 @@ runner.run_steps = function(steps)
local step_as_string = step..'/'..#steps..' (@'..step_count..')' local step_as_string = step..'/'..#steps..' (@'..step_count..')'
-- Call the current step's function. -- Call the current step's function.
local success, result = pcall(steps[step], step_count) local success, result = xpcall(function()
return steps[step](step_count)
end, debug.traceback)
if not success then if not success then
io.stderr:write('Error: running function for step ' io.stderr:write('Error: running function for step '