scanner: initialize

2 files changed, 38 insertions, 1 deletions

diff --git a/src/main.cc b/src/main.cc
index 857537d..d357756 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -1,4 +1,6 @@
+#include <scanner.h>
 #include <stdio.h>
+#include <stdlib.h>
 
 int
 main(int argc, char **argv)
@@ -6,7 +8,31 @@ main(int argc, char **argv)
   (void) argc;
   (void) argv;
 
-  printf("main\n");
+  if (argc != 2) {
+    printf("Usage: %s <script>\n", argv[0]);
+    return 1;
+  }
 
+  FILE *f = fopen(argv[1], "r");
+  if (f == NULL) {
+    printf("Unable to open %s\n", argv[1]);
+    return 1;
+  }
+
+  fseek(f, 0, SEEK_END);
+  unsigned long fsize = ftell(f);
+  fseek(f, 0, SEEK_SET);
+
+  char *buffer = (char *) calloc(fsize, sizeof(char));
+  int bytesread = fread(buffer, sizeof(char), fsize, f);
+  if (bytesread < 0) {
+    printf("Unable to open %s\n", argv[1]);
+    return 1;
+  }
+
+  Scanner s(buffer);
+  s.scan_tokens();
+
+  free(buffer);
   return 0;
 }
diff --git a/src/scanner.cc b/src/scanner.cc
new file mode 100644
index 0000000..f193562
--- /dev/null
+++ b/src/scanner.cc
@@ -0,0 +1,11 @@
+#include <cstdio>
+#include <scanner.h>
+
+Scanner::Scanner(char *script) : script(script) {}
+
+void
+Scanner::scan_tokens(void)
+{
+  (void) script;
+  printf("%s\n", script);
+}