Imported pristine psxsdk-20190410 from official repo

1 files changed, 23 insertions, 0 deletions

diff --git a/libpsx/src/atexit.c b/libpsx/src/atexit.c
new file mode 100644
index 0000000..835aae3
--- /dev/null
+++ b/libpsx/src/atexit.c
@@ -0,0 +1,23 @@
+#include <stdlib.h>
+
+static void *f_ptr[32];
+static int f_ptr_pos = 0;
+
+int atexit(void (*function)(void))
+{
+	if(f_ptr_pos >= 32)
+		return -1;
+	
+	f_ptr[f_ptr_pos++] = function;
+
+	return 0;
+}
+
+void call_atexit_callbacks(void)
+{
+	int i;
+	void (*f)(void);
+	
+	for(i = (f_ptr_pos - 1); i >= 0; i--)
+		(f = f_ptr[i])();
+}