Clean up headers by using 'static' whenever possible.

Reduces resulting code size.

1 files changed, 12 insertions, 12 deletions

diff --git a/SignalItem.c b/SignalItem.c
index 81f564d2..4d6df589 100644
--- a/SignalItem.c
+++ b/SignalItem.c
@@ -31,24 +31,14 @@ char* SIGNAL_CLASS = "Signal";
 #define SIGNAL_CLASS NULL
 #endif
 
-Signal* Signal_new(char* name, int number) {
-   Signal* this = malloc(sizeof(Signal));
-   Object_setClass(this, SIGNAL_CLASS);
-   ((Object*)this)->display = Signal_display;
-   ((Object*)this)->delete = Signal_delete;
-   this->name = name;
-   this->number = number;
-   return this;
-}
-
-void Signal_delete(Object* cast) {
+static void Signal_delete(Object* cast) {
    Signal* this = (Signal*)cast;
    assert (this != NULL);
    // names are string constants, so we're not deleting them.
    free(this);
 }
 
-void Signal_display(Object* cast, RichString* out) {
+static void Signal_display(Object* cast, RichString* out) {
    Signal* this = (Signal*)cast;
    assert (this != NULL);
    
@@ -57,6 +47,16 @@ void Signal_display(Object* cast, RichString* out) {
    RichString_write(out, CRT_colors[DEFAULT_COLOR], buffer);
 }
 
+static Signal* Signal_new(char* name, int number) {
+   Signal* this = malloc(sizeof(Signal));
+   Object_setClass(this, SIGNAL_CLASS);
+   ((Object*)this)->display = Signal_display;
+   ((Object*)this)->delete = Signal_delete;
+   this->name = name;
+   this->number = number;
+   return this;
+}
+
 int Signal_getSignalCount() {
    return SIGNAL_COUNT;
 }