tree: clean up whitespace and includes

callisto.h

@@ -4,7 +4,6 @@
  */
 
 #ifndef _CALLISTO_H_
-
 #define _CALLISTO_H_
 
 #include <lua.h>

lcl.c

@@ -9,17 +9,15 @@
  * @module cl
  */
 
-#include <stdlib.h>
+#include <libgen.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
-#include <libgen.h>
-#include <errno.h>
 
 #include <lua.h>
 #include <lauxlib.h>
 
-#include "callisto.h"
 #include "util.h"
 
 static void

lenviron.c

@@ -8,17 +8,14 @@
  * @module environ
  */
 
-#include <stdlib.h>
 #include <errno.h>
+#include <stdlib.h>
 
 #include <lua.h>
 #include <lauxlib.h>
 
 #include "callisto.h"
 
-
-extern char **environ;
-
 /***
  * Table enabling easy access to environment
  * variables.

lextra.c

@@ -17,9 +17,6 @@
 #include <lua.h>
 #include <lauxlib.h>
 
-#include "callisto.h"
-#include "util.h"
-
 /***
  * Waits the specified amount of seconds.
  *

lfs.c

@@ -24,7 +24,6 @@
 #include <lua.h>
 #include <lauxlib.h>
 
-#include "callisto.h"
 #include "util.h"
 
 /***

lprocess.c

@@ -9,16 +9,14 @@
  * @module process
  */
 
-#include <stdlib.h>
-#include <unistd.h>
 #include <signal.h>
+#include <stdlib.h>
 #include <string.h>
-#include <errno.h>
+#include <unistd.h>
 
 #include <lua.h>
 #include <lauxlib.h>
 
-#include "callisto.h"
 #include "util.h"
 
 #define PID_MAX 8 /* rounded to the nearest even number */

util.h

@@ -4,10 +4,10 @@
  */
 
 #ifndef _UTIL_H_
-
 #define _UTIL_H_
 
 #include <stddef.h>
+
 #include <lua.h>
 
 int lfail(lua_State *);