[gexiv2/gexiv2-0.12] build: Fix BMFF configuration test

[Jens Georg <jensgeorg src gnome org>]

commit 7a619696e70682fd386f888616f75796a33468df
Author: Matt Turner <mattst88 gmail com>
Date:   Sun Sep 5 11:35:56 2021 -0700

    build: Fix BMFF configuration test
    
    Fixes: 30cc5a3 ("build: Add check for BMFF support")

 meson.build | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/meson.build b/meson.build
index 029f8c4..a92e38d 100644
--- a/meson.build
+++ b/meson.build
@@ -15,15 +15,16 @@ exiv2 = dependency('exiv2', version : '>= 0.26')
 gobject = dependency('gobject-2.0', version : '>= 2.46.0')
 gio = dependency('gio-2.0', version : '>= 2.46.0')
 cc = meson.get_compiler('c')
+cpp = meson.get_compiler('cpp')
 math = cc.find_library('m', required : false)
 
-bmff_test = '''#include <exiv2/exiv2.h>
+bmff_test = '''#include <exiv2/exiv2.hpp>
 #ifndef EXV_ENABLE_BMFF
 #error No BMFF support in exiv2
 #endif
 '''
 
-bmff_available = cc.compiles(bmff_test, name : 'BMFF support in exiv2', dependencies : [exiv2])
+bmff_available = cpp.compiles(bmff_test, name : 'BMFF support in exiv2', dependencies : [exiv2])
 
 gir = find_program('g-ir-scanner', required: false)