Information hiding.

diff --git a/advent.h b/advent.h
index c0e320ebaad0a63764a15f5edc92e84897879ba3..71b281ef8460f4e93d4038b89cccbf4226f1e0df 100644 (file)
--- a/advent.h
+++ b/advent.h
@@ -189,8 +189,6 @@ struct command_t {
 extern struct game_t game;
 extern struct settings_t settings;
 
-extern char* xstrdup(const char* s);
-extern void* xmalloc(size_t size);
 extern void packed_to_token(long, char token[]);
 extern long token_to_packed(const char token[]);
 extern void tokenize(char*, struct command_t *);

diff --git a/misc.c b/misc.c
index 30b3277d0e3a3bda2d0405ef18fb15e01be8cc14..4fa173d91f4d5b9ba457954cf136e408ef562600 100644 (file)
--- a/misc.c
+++ b/misc.c
@@ -10,7 +10,7 @@
 #include "advent.h"
 #include "dungeon.h"
 
-char* xstrdup(const char* s)
+static char* xstrdup(const char* s)
 {
     char* ptr = strdup(s);
     if (ptr == NULL) {
@@ -22,7 +22,7 @@ char* xstrdup(const char* s)
     return (ptr);
 }
 
-void* xmalloc(size_t size)
+static void* xmalloc(size_t size)
 {
     void* ptr = malloc(size);
     if (ptr == NULL) {