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Merge pull request #8138 from TDT-AG/pr/20190206-collectd

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collectd: enable lua support
This commit is contained in:
Florian Eckert
2019-04-25 12:44:31 +02:00
committed by GitHub
parent a6ee9eb288 30db5cc1c1
commit 6382a043b0
2 changed files with 55 additions and 3 deletions
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utils/collectd/patches/930-fix-lua-callback-registration.patch
+42
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@@ -0,0 +1,42 @@
--- a/src/lua.c
+++ b/src/lua.c
@@ -281,9 +281,6 @@ static int lua_cb_register_read(lua_Stat
luaL_checktype(L, 1, LUA_TFUNCTION);
- char function_name[DATA_MAX_NAME_LEN];
- snprintf(function_name, sizeof(function_name), "lua/%s", lua_tostring(L, 1));
-
int callback_id = clua_store_callback(L, 1);
if (callback_id < 0)
return luaL_error(L, "%s", "Storing callback function failed");
@@ -298,6 +295,9 @@ static int lua_cb_register_read(lua_Stat
if (cb == NULL)
return luaL_error(L, "%s", "calloc failed");
+ char function_name[DATA_MAX_NAME_LEN];
+ snprintf(function_name, sizeof(function_name), "lua/%p", thread);
+
cb->lua_state = thread;
cb->callback_id = callback_id;
cb->lua_function_name = strdup(function_name);
@@ -325,9 +325,6 @@ static int lua_cb_register_write(lua_Sta
luaL_checktype(L, 1, LUA_TFUNCTION);
- char function_name[DATA_MAX_NAME_LEN] = "";
- snprintf(function_name, sizeof(function_name), "lua/%s", lua_tostring(L, 1));
-
int callback_id = clua_store_callback(L, 1);
if (callback_id < 0)
return luaL_error(L, "%s", "Storing callback function failed");
@@ -342,6 +339,9 @@ static int lua_cb_register_write(lua_Sta
if (cb == NULL)
return luaL_error(L, "%s", "calloc failed");
+ char function_name[DATA_MAX_NAME_LEN] = "";
+ snprintf(function_name, sizeof(function_name), "lua/%p", thread);
+
cb->lua_state = thread;
cb->callback_id = callback_id;
cb->lua_function_name = strdup(function_name);