cmake: Dump missing config header checks only if config.h.in is present.

config.h.in is only generated by running autogen.sh.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=90089
Reviewed-by: Simon McVittie <simon.mcvittie@collabora.co.uk>

diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index 1819dbd..6fbe23e 100644 (file)
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -24,7 +24,11 @@ endif()
 include(MacrosAutotools)
 autoinit(../configure.ac)
 autoversion(dbus)
-autoheaderchecks(../config.h.in ConfigureChecks.cmake config.h.cmake)
+
+if(EXISTS ../config.h.in)
+    autoheaderchecks(../config.h.in ConfigureChecks.cmake config.h.cmake)
+endif()
+
 # used by file version info
 set (DBUS_PATCH_VERSION "0")