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bugfix: profile

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This commit is contained in:
Cloud Wu
2016-10-26 16:28:36 +08:00
parent 9c6f8f8b82
commit 07a1499886
1 changed files with 11 additions and 7 deletions
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18
lualib-src/lua-profile.c
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@@ -50,20 +50,22 @@ diff_time(double start) {
static int
lstart(lua_State *L) {
if (lua_type(L,1) == LUA_TTHREAD) {
if (lua_gettop(L) != 0) {
lua_settop(L,1);
luaL_checktype(L, 1, LUA_TTHREAD);
} else {
lua_pushthread(L);
}
lua_pushvalue(L, 1); // push coroutine
lua_rawget(L, lua_upvalueindex(2));
if (!lua_isnil(L, -1)) {
return luaL_error(L, "Thread %p start profile more than once", lua_topointer(L, 1));
}
lua_pushthread(L);
lua_pushvalue(L, 1); // push coroutine
lua_pushnumber(L, 0);
lua_rawset(L, lua_upvalueindex(2));
lua_pushthread(L);
lua_pushvalue(L, 1); // push coroutine
double ti = get_time();
#ifdef DEBUG_LOG
fprintf(stderr, "PROFILE [%p] start\n", L);
@@ -76,25 +78,27 @@ lstart(lua_State *L) {
static int
lstop(lua_State *L) {
if (lua_type(L,1) == LUA_TTHREAD) {
if (lua_gettop(L) != 0) {
lua_settop(L,1);
luaL_checktype(L, 1, LUA_TTHREAD);
} else {
lua_pushthread(L);
}
lua_pushvalue(L, 1); // push coroutine
lua_rawget(L, lua_upvalueindex(1));
if (lua_type(L, -1) != LUA_TNUMBER) {
return luaL_error(L, "Call profile.start() before profile.stop()");
}
double ti = diff_time(lua_tonumber(L, -1));
lua_pushthread(L);
lua_pushvalue(L, 1); // push coroutine
lua_rawget(L, lua_upvalueindex(2));
double total_time = lua_tonumber(L, -1);
lua_pushthread(L);
lua_pushvalue(L, 1); // push coroutine
lua_pushnil(L);
lua_rawset(L, lua_upvalueindex(1));
lua_pushthread(L);
lua_pushvalue(L, 1); // push coroutine
lua_pushnil(L);
lua_rawset(L, lua_upvalueindex(2));