Dynamic load boards as DLL (windows only for now)

The .h files are pretty weird, should look at other C projects to see
how they load plugins. This function pointer business with typedefs is
kinda weird, not sure where they should live.

1 files changed, 18 insertions, 40 deletions

diff --git a/clak.c b/clak.c
index 7a19f4a..145709f 100644
--- a/clak.c
+++ b/clak.c
@@ -1,37 +1,13 @@
 #include <stdio.h>
 #include <unistd.h>
 #include <string.h>
-#include <stdbool.h>
 #include <stdlib.h>
 
-#define VOLUME 0.15
-
-#define BOARD(x) { .name = #x, .on_down = x ## _on_down, .on_up = x ## _on_up },
-#include "boards.h"
-
+#include "clak.h"
 #include "platform/platform.h"
+#include "board/board.h"
 
-typedef struct {
-	char *name;
-	void (*on_down)(void);
-	void (*on_up)(void);
-} Board;
-
-Board boards[] = {
-	BOARDS
-};
-int const boards_n = sizeof(boards) / sizeof(boards[0]);
-
-Board *board = NULL;
-
-Board *get_board(char *board_name)
-{
-	for (int i = 0; i < boards_n; ++i) {
-		if (strcmp(boards[i].name, board_name) == 0)
-			return &boards[i];
-	}
-	return NULL;
-}
+#define VOLUME 0.15
 
 void do_exit(int code)
 {
@@ -41,30 +17,32 @@ void do_exit(int code)
 }
 void on_clean_exit(void) { do_exit(0); }
 
+fn_board_on_down board_on_down;
+fn_board_on_up board_on_up;
+
 void keyboard_on_down(void)
 {
-	if (board == NULL)
-		return;
-	board->on_down();
+	board_on_down();
 }
 
 void keyboard_on_up(void)
 {
-	if (board == NULL)
-		return;
-	board->on_up();
+	board_on_up();
 }
 
 int main(int argc, char **argv)
 {
-	if (argc < 2 || (board = get_board(argv[1])) == NULL) {
-		printf("Please provide a valid board name.\n");
-		printf("Valid boards: ");
-		for (int i = 0; i < boards_n; ++i) {
-			printf("%s%s", boards[i].name, (i == boards_n - 1) ? "\n" : ", ");
-		}
+	fprintf(stderr, "Clak: This is Clak, Nicholas Tay, version: 0.1.0.\n");
+
+	if (argc < 2) {
+		printf("ERROR: Please provide a board name.\n");
+		// TODO: List valid boards.
+		return 1;
+	}
+	if (!load_board(argv[1], &board_on_down, &board_on_up)) {
 		return 1;
 	}
+	fprintf(stderr, "Loaded board: %s\n", argv[1]);
 
 	if (!sound_init(VOLUME)) {
 		printf("ERROR: Could not initialise sound system.\n");
@@ -75,7 +53,7 @@ int main(int argc, char **argv)
 		return 1;
 	}
 	atexit(on_clean_exit);
-	fprintf(stderr, "Hooks set up, welcome to Clak!\n");
+	fprintf(stderr, "Hooks set up, enjoy your stay!\n");
 
 	enter_idle();