support for lua 5.4

Author: osch

README.md

@@ -28,7 +28,7 @@ See below for full [reference documentation](#documentation) .
    * Other Unix variants: could work, but untested, required are:
       * gcc atomic builtins or C11 `stdatomic.h`
       * `pthread.h` or C11 `threads.h`
-   * Tested Lua versions: 5.1, 5.2, 5.3, luajit 2.0 & 2.1
+   * Tested Lua versions: 5.1, 5.2, 5.3, 5.4, luajit 2.0 & 2.1
 
 <!-- ---------------------------------------------------------------------------------------- -->
 

rockspecs/mtmsg-0.4.1-1.rockspec

@@ -0,0 +1,56 @@
+package = "mtmsg"
+version = "0.4.1-1"
+local versionNumber = version:gsub("^(.*)-.-$", "%1")
+source = {
+  url = "https://github.com/osch/lua-mtmsg/archive/v"..versionNumber..".zip",
+  dir = "lua-mtmsg-"..versionNumber,
+}
+description = {
+  summary = "Low-level multi-threading message buffers",
+  homepage = "https://github.com/osch/lua-mtmsg",
+  license = "MIT/X11",
+  detailed = [[
+    Low-level in-memory message buffers for inter-thread communication. 
+    This implementation is independent from the underlying threading library
+    (e.g. `lanes` or `lua-llthreads2`)
+  ]],
+}
+dependencies = {
+  "lua >= 5.1, <= 5.4",
+}
+build = {
+  type = "builtin",
+  platforms = {
+    unix = {
+      modules = {
+        mtmsg = {
+          libraries = {"pthread"},
+        }
+      }
+    },
+    windows = {
+      modules = {
+        mtmsg = {
+          libraries = {"kernel32"},
+        }
+      }
+    }
+  },
+  modules = {
+    mtmsg = {
+      sources = { 
+          "src/main.c",
+          "src/buffer.c",
+          "src/listener.c",
+          "src/writer.c",
+          "src/reader.c",
+          "src/serialize.c",
+          "src/error.c",
+          "src/util.c",
+          "src/async_util.c",
+          "src/mtmsg_compat.c",
+      },
+      defines = { "MTMSG_VERSION="..versionNumber },
+    },
+  }
+}

rockspecs/mtmsg-scm-0.rockspec

@@ -15,7 +15,7 @@ description = {
   ]],
 }
 dependencies = {
-  "lua >= 5.1, < 5.4",
+  "lua >= 5.1, <= 5.4",
 }
 build = {
   type = "builtin",

src/compat-5.3.h

@@ -397,9 +397,9 @@ COMPAT53_API void luaL_requiref (lua_State *L, const char *modname,
 
 
 /* other Lua versions */
-#if !defined(LUA_VERSION_NUM) || LUA_VERSION_NUM < 501 || LUA_VERSION_NUM > 503
+#if !defined(LUA_VERSION_NUM) || LUA_VERSION_NUM < 501 || LUA_VERSION_NUM > 504
 
-#  error "unsupported Lua version (i.e. not Lua 5.1, 5.2, or 5.3)"
+#  error "unsupported Lua version (i.e. not Lua 5.1, 5.2, 5.3 or 5.4)"
 
 #endif /* other Lua versions except 5.1, 5.2, and 5.3 */