luaing: minor cleanup.

1 files changed, 21 insertions, 14 deletions

diff --git a/luaing.c b/luaing.c
index ac08668..3086921 100644
--- a/luaing.c
+++ b/luaing.c
@@ -1,3 +1,12 @@
+/*
+ * Copyright (C) 2015  Tomasz Kramkowski <tk@the-tk.com>
+ *
+ * This program is free software. It is licensed under version 3 of the
+ * GNU General Public License.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see [http://www.gnu.org/licenses/].
+ */
 #include <stdio.h>
 #include <string.h>
 #include <lua.h>
@@ -6,20 +15,18 @@
 
 int main(int argc, char **argv)
 {
-    char buffer[256];
-    int error;
-    lua_State *L = luaL_newstate();
-    luaL_openlibs(L);
+	char buffer[256];
 
-    while (fgets(buffer, sizeof(buffer), stdin) != NULL) {
-        error = luaL_loadbuffer(L, buffer, strlen(buffer), "line")
-            || lua_pcall(L, 0, 0, 0);
-        if (error) {
-            fprintf(stderr, "%s", lua_tostring(L, -1));
-            lua_pop(L, 1);
-        }
-    }
+	lua_State *state = luaL_newstate();
+	luaL_openlibs(state);
 
-    lua_close(L);
-    return 0;
+	while (fgets(buffer, sizeof(buffer), stdin) != NULL) {
+		if (luaL_loadbuffer(state, buffer, strlen(buffer), "line") || lua_pcall(state, 0, 0, 0)) {
+			fprintf(stderr, "%s", lua_tostring(state, -1));
+			lua_pop(state, 1);
+		}
+	}
+
+	lua_close(state);
+	return 0;
 }