From: Pieter Lexis <pieter.lexis@powerdns.com>
Date: Mon, 27 Jun 2016 11:02:15 +0000 (+0200)
Subject: Rec: Don't fail configure on missing fcontext.hpp
X-Git-Tag: auth-4.0.0-rc1~9^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c32bcd704d19f1ce0164b9959447c3030634c916;p=pdns

Rec: Don't fail configure on missing fcontext.hpp

Fixes #4014
---

diff --git a/pdns/recursordist/configure.ac b/pdns/recursordist/configure.ac
index 5fcf6a2c9..0ee0c5a17 100644
--- a/pdns/recursordist/configure.ac
+++ b/pdns/recursordist/configure.ac
@@ -54,7 +54,9 @@ AC_DEFUN([PDNS_SELECT_CONTEXT_IMPL], [
       LDFLAGS="$LDFLAGS $BOOST_THREAD_LDFLAGS"
     fi
     AC_MSG_NOTICE([checking whether the Boost context library actually links...])
-    BOOST_FIND_LIB([context], [$1], [boost/context/fcontext.hpp], [[]])
+    BOOST_FIND_HEADER([boost/context/fcontext.hpp], [ : ], [
+      BOOST_FIND_LIB([context], [$1], [boost/context/fcontext.hpp], [[]])
+    ])
     case $boost_cv_lib_context in
       (yes)
         AC_MSG_NOTICE([MTasker will use the Boost context library for context switching])