Fix #381: including stdio.h in parser.h (C++ NOSTL)

BNFC · Sep 16, 2021 · 7d8ca45 · 7d8ca45
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diff --git a/source/CHANGELOG.md b/source/CHANGELOG.md
@@ -3,6 +3,7 @@
 Andreas Abel <[email protected]>
 
 * BNFC now uniformly signs generated files with its version number [#373]
+* C/C++: include `stdio.h` in parser header files [#381]
 * C++: fixed parser regression in 2.9.2: missing `#include <algorithm>` [#377]
 * Ocaml: lex CR as whitespace [see also #376]
 

diff --git a/source/src/BNFC/Backend/CPP/NoSTL.hs b/source/src/BNFC/Backend/CPP/NoSTL.hs
@@ -130,6 +130,7 @@ mkHeaderFile _cf _cats eps _env = unlines $ concat
   [ [ "#ifndef PARSER_HEADER_FILE"
     , "#define PARSER_HEADER_FILE"
     , ""
+    , "#include <stdio.h>"
     , "#include \"Absyn.H\""
     , ""
     ]