(clang) terminal control sequence test

clang/src/main.c

@@ -3,73 +3,12 @@
 #include <stdio.h>
 #include <string.h>
 
-#define QUEUE_SIZE          ( ( uint32_t ) 4u )
-#define QUEUE_EMPTY_VALUE   ( ( uint32_t ) 0u )
-
-typedef struct {
-    uint32_t head;
-    uint32_t tail;
-    uint32_t queue_data[ QUEUE_SIZE ];
-} queue_t;
-
-static void queue_initialise( queue_t *queue );
-static int queue_enqueue( queue_t *queue, uint32_t message );
-static int queue_dequeue( queue_t *queue, uint32_t* message );
-
 int main(void)
 {
-    queue_t queue;
-    queue_initialise( &queue );
+    char* sequence_red = "\x1b[31m";
+    char* sequence_reset = "\x1b[0m";
 
-    for ( int n = 0; n < ( int )QUEUE_SIZE + 1; n++ )
-    {
-        if ( queue_enqueue( &queue, ( uint32_t )n ) )
-        {
-            printf( "failed to queue message: 0x%4x\n", n );
-        }
-        else
-        {
-            printf( "successfully queued message: 0x%4x\n", n );
-        }
-    }
-    return 0;
-}
-
-void queue_initialise( queue_t *queue )
-{
-    queue->head = 0;
-    queue->tail = 0;
-}
-
-int queue_enqueue( queue_t *queue, uint32_t message )
-{
-    if ( !queue ) return -1;
-
-    if ( ( queue->head + 1 ) % QUEUE_SIZE == queue->tail )
-    {
-        // queue full
-        return -1;
-    }
-
-    queue->queue_data[ queue->head ] = message;
-    queue->head = ( queue->head + 1 ) % QUEUE_SIZE;
-
-    return 0;
-}
-
-int queue_dequeue( queue_t *queue, uint32_t* message )
-{
-    if ( !queue ) return -1;
-    if ( !message ) return -1;
-
-    if ( queue->head == queue->tail )
-    {
-        // queue empty
-        return -1;
-    }
-
-    *message = queue->queue_data[ queue->tail ];
-    queue->tail = ( queue->tail + 1 ) % QUEUE_SIZE;
+    (void)printf( "%salarm!%s", sequence_red, sequence_reset );
 
     return 0;
 }