move to meson for build system

src/chunk.c

@@ -0,0 +1,29 @@
+#include "chunk.h"
+#include "vendor/yar.h"
+
+V chunk_emit_byte(Bc *chunk, U8 byte) { *yar_append(chunk) = byte; }
+
+V chunk_emit_sleb128(Bc *chunk, I num) {
+  I more = 1;
+  while (more) {
+    U8 byte = num & 0x7f;
+    num >>= 7;
+    if ((num == 0 && !(byte & 0x40)) || (num == -1 && (byte & 0x40))) {
+      more = 0;
+    } else {
+      byte |= 0x80;
+    }
+    chunk_emit_byte(chunk, byte);
+  }
+}
+
+I chunk_add_constant(Bc *chunk, O value) {
+  I mark = chunk->constants.count;
+  *yar_append(&chunk->constants) = value;
+  return mark;
+}
+
+V chunk_free(Bc *chunk) {
+  yar_free(&chunk->constants);
+  yar_free(chunk);
+}