add webassembly build; readline dep is optional

1 files changed, 10 insertions, 0 deletions

diff --git a/src/main.c b/src/main.c
index 86a5d36..4ebcd03 100644
--- a/src/main.c
+++ b/src/main.c
@@ -24,16 +24,26 @@ int main(int argc, char **argv) {
             mainret = -1; goto end;
         }
     }
+#ifdef WITHREADLINE
     Parser_set_readline(interp.parser);
+#else
+    Parser_set_file(interp.parser, stdin);
+#endif
     SExpRef sexp, res;
     ParseResult parse_result;
     while (1) {
+#ifndef WITHREADLINE
+        printf(">>> ");
+        fflush(stdout);
+#endif
         parse_result = parse_sexp(interp.parser);
         if (parse_result.errmsg != NULL) {
             if (Parser_peek(interp.parser) == EOF) goto end;
             fprintf(stderr, "Parsing error: %s", parse_result.errmsg);
+#ifdef WITHREADLINE
             free((void*)interp.parser->string);
             Parser_set_readline(interp.parser);
+#endif
             continue;
         }