log4cpp: include cstdarg instead of stdarg.h

meyerj · meyerj · commit 980d13f182e2 · 2019-07-25T20:20:21.000+02:00
This might fix a compile error with GCC 5.4 without --std=c++11:

/home/travis/build/orocos-toolchain/orocos_toolchain/log4cpp/src/StringUtil.cpp: In static member function ‘static std::__cxx11::string log4cpp::StringUtil::vform(const char*, __va_list_tag*)’:
/home/travis/build/orocos-toolchain/orocos_toolchain/log4cpp/src/StringUtil.cpp:47:36: error: ‘va_copy’ was not declared in this scope
             va_copy(args_copy, args);
                                    ^
diff --git a/src/StringUtil.hh b/src/StringUtil.hh
@@ -13,7 +13,7 @@
 #include <string>
 #include <vector>
 #include <climits>
-#include <stdarg.h>
+#include <cstdarg>
 
 namespace log4cpp {
 
