Util: Use elf.h if elf_repl.h is not found

CMakeLists.txt

@@ -607,6 +607,10 @@ endif()
 if(USE_ELF)
 	list(APPEND FEATURES ELF)
 	include_directories(AFTER ${LIBELF_INCLUDE_DIRS})
+	find_file(ELF_REPL_H elf_repl.h PATHS ${LIBELF_INCLUDE_DIRS})
+	if (ELF_REPL_H)
+		add_definitions(-DUSE_ELF_REPL)
+	endif()
 	list(APPEND DEPENDENCY_LIB ${LIBELF_LIBRARIES})
 	set(CPACK_DEBIAN_PACKAGE_DEPENDS "${CPACK_DEBIAN_PACKAGE_DEPENDS},libelfg0")
 endif()

include/mgba-util/elf-read.h

@@ -13,7 +13,12 @@ CXX_GUARD_START
 #ifdef USE_ELF
 
 #include <libelf.h>
+
+#if USE_ELF_REPL
 #include <elf_repl.h>
+#else
+#include <elf.h>
+#endif
 
 #include <mgba-util/vector.h>