From d237ff173619bc73f10eb3d4266ecfe57b2ce2b5 Mon Sep 17 00:00:00 2001
From: "Wolfgang (Blub) Bumiller" <blub@speed.at>
Date: Fri, 16 Nov 2012 22:41:29 +0100
Subject: [PATCH] don't error on non-EOL EOF at the end of a macro line

---
 ftepp.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ftepp.c b/ftepp.c
index cdc0d1e..ba8829d 100644
--- a/ftepp.c
+++ b/ftepp.c
@@ -262,7 +262,8 @@ static bool ftepp_define_body(ftepp_t *ftepp, ppmacro *macro)
         vec_push(macro->output, ptok);
         ftepp_next(ftepp);
     }
-    if (ftepp->token != TOKEN_EOL) {
+    /* recursive expansion can cause EOFs here */
+    if (ftepp->token != TOKEN_EOL && ftepp->token != TOKEN_EOF) {
         ftepp_error(ftepp, "unexpected junk after macro or unexpected end of file");
         return false;
     }
@@ -444,7 +445,9 @@ static bool ftepp_macro_expand(ftepp_t *ftepp, ppmacro *macro, macroparam *param
     }
     vec_push(ftepp->output, 0);
     /* Now run the preprocessor recursively on this string buffer */
+    /*
     printf("__________\n%s\n=========\n", ftepp->output);
+    */
     inlex = lex_open_string(ftepp->output, vec_size(ftepp->output)-1, ftepp->lex->name);
     if (!inlex) {
         ftepp_error(ftepp, "internal error: failed to instantiate lexer");
-- 
2.39.2