Create run_stdin function

1 files changed, 29 insertions, 1 deletions

diff --git a/src/bootstrap/main.c b/src/bootstrap/main.c
index 2847397..b5fd821 100755
--- a/src/bootstrap/main.c
+++ b/src/bootstrap/main.c
@@ -50,6 +50,34 @@ run_file(char *file_name) {
     fclose(file);
 }
 
+#define STDIN_BUF_SIZE 16
+
+void
+run_stdin(void) {
+    size_t buf_size = 0;
+    size_t buf_cap = STDIN_BUF_SIZE;
+    char *source = malloc(sizeof(char) * buf_cap);
+
+    char c;
+    while ((c = getchar()) != EOF) {
+        if (buf_size == buf_cap) {
+            buf_cap *= 2;
+            source = realloc(source, buf_cap * sizeof(char));
+        }
+        source[buf_size] = c;
+        buf_size++;
+    }
+
+    StringView sv = (StringView){
+        .start = source,
+        .n = buf_size,
+    };
+
+    process_source(&sv);
+
+    free(source);
+}
+
 #ifndef BIN_NAME
 #define BIN_NAME "bdl"
 #endif
@@ -81,7 +109,7 @@ main(int argc, char *argv[]) {
 
     // Run from stdin.
     if (optind == argc) {
-        // TODO: Run from stdin if no file is given.
+        run_stdin();
         return EXIT_SUCCESS;
     }