add a rudimentary bytecode compiler

1 files changed, 21 insertions, 5 deletions

diff --git a/target/unix/main.c b/target/unix/main.c
index a2db705..d4644d7 100644
--- a/target/unix/main.c
+++ b/target/unix/main.c
@@ -3,15 +3,31 @@
 
 int main(int argc, char *argv[])
 {
-    if(argc == 2)
+    if(argc >= 2)
     {
-        int fd = open(argv[1], O_RDONLY);
-        ducky_main(fd);
-        close(fd);
+        if(strcmp(argv[1], "-c") == 0)
+        {
+            if(argc == 3)
+            {
+                int fd = open(argv[2], O_RDONLY);
+                int out_fd = open("a.out", O_WRONLY | O_CREAT, 0644);
+                ducky_compile(fd, true, out_fd);
+                close(fd);
+                close(out_fd);
+            }
+            else
+                printf("expected filename\n");
+        }
+        else
+        {
+            int fd = open(argv[1], O_RDONLY);
+            ducky_main(fd, false);
+            close(fd);
+        }
     }
     else
     {
-        printf("Usage: %s FILE\n", argv[0]);
+        printf("Usage: %s [-c] FILE\n", argv[0]);
     }
     return 0;
 }