fix: replace direct stdio calls with portable I/O hooks

Co-authored-by: aider (openrouter/moonshotai/kimi-k2.6) <aider@aider.chat>
2026-05-03 22:51:46 +03:00
parent 3c292cfc18
commit 1c0c6daf4f
2 changed files with 12 additions and 6 deletions
@@ -87,15 +87,21 @@ void outer_interpreter(void) {
    while (1) {
        forth_printf("ok ");
        forth_fflush();
-        if (fgets(line_buf, sizeof(line_buf), stdin) == NULL) {
+        size_t i = 0;
+        int c;
+        while (i < sizeof(line_buf) - 1) {
+            c = forth_getchar();
+            if (c == EOF || c == '\n' || c == '\r') {
+                break;
+            }
+            line_buf[i++] = (char)c;
+        }
+        line_buf[i] = '\0';
+        if (i == 0 && c == EOF) {
            break;
        }
        input_buf = line_buf;
        input_buf_cap = sizeof(line_buf);
-        size_t n = strlen(input_buf);
-        if (n > 0 && input_buf[n - 1] == '\n') {
-            input_buf[n - 1] = '\0';
-        }
        input_ptr = input_buf;
        char* tok;
        while ((tok = next_token()) != NULL) {