Merge pull request #4346 from pks-t/pks/wo-features-header

features.h: allow building without CMake-generated feature header

src/common.h

@@ -7,7 +7,10 @@
 #ifndef INCLUDE_common_h__
 #define INCLUDE_common_h__
 
-#include "git2/sys/features.h"
+#ifndef LIBGIT2_NO_FEATURES_H
+# include "git2/sys/features.h"
+#endif
+
 #include "git2/common.h"
 #include "cc-compat.h"
 

src/unix/posix.h

@@ -7,7 +7,10 @@
 #ifndef INCLUDE_posix__unix_h__
 #define INCLUDE_posix__unix_h__
 
-#include "git2/sys/features.h"
+#ifndef LIBGIT2_NO_FEATURES_H
+# include "git2/sys/features.h"
+#endif
+
 #include <stdio.h>
 #include <dirent.h>
 #include <sys/param.h>