From 0bd18a98c8df1d509e461663bfc3550b093efe27 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mateusz=20=C5=81oskot?= <mateusz@loskot.net>
Date: Sat, 7 Mar 2020 00:16:38 +0100
Subject: [PATCH] Remove superfluous = from Doxygen PREDEFINE

Doxygen 1.8.17 reporst this as error:

   error: Illegal PREDEFINED format '=', no define name specified

It seems Doxygen output is not affected by removal of the `=` sign.
Closes #678
---
 doc/doxy/Doxyfile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/doc/doxy/Doxyfile b/doc/doxy/Doxyfile
index 904da9377..ed8705596 100644
--- a/doc/doxy/Doxyfile
+++ b/doc/doxy/Doxyfile
@@ -314,9 +314,9 @@ EXPAND_ONLY_PREDEF     = YES
 SEARCH_INCLUDES        = YES
 INCLUDE_PATH           = 
 INCLUDE_FILE_PATTERNS  = 
-PREDEFINED             = BOOST_CONCEPT_REQUIRES(x)= \
-                         BOOST_CONCEPT_ASSERT(x) = \
-                         BOOST_STATIC_ASSERT(x) = \
+PREDEFINED             = BOOST_CONCEPT_REQUIRES(x) \
+                         BOOST_CONCEPT_ASSERT(x) \
+                         BOOST_STATIC_ASSERT(x) \
                          DOXYGEN_SHOULD_SKIP_THIS \
                          DOXYGEN_NO_DISPATCH \
                          DOXYGEN_NO_IMPL \