Removing all dirty 'using namespace std' that were used as C++ library compatibility work-around

libuavcan/include/uavcan/std.hpp

@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2014 Pavel Kirienko <pavel.kirienko@gmail.com>
+ */
+
+#ifndef UAVCAN_STDINT_HPP_INCLUDED
+#define UAVCAN_STDINT_HPP_INCLUDED
+
+#include <uavcan/build_config.hpp>
+#include <cstdio>
+
+#if !defined(UAVCAN_CPP_VERSION) || !defined(UAVCAN_CPP11)
+# error UAVCAN_CPP_VERSION
+#endif
+
+#if UAVCAN_CPP_VERSION >= UAVCAN_CPP11
+
+# include <cstdint>
+# include <cstdio>
+
+namespace uavcan
+{
+
+using std::snprintf;   // Can be used to replace standard snprintf() with a user-provided one.
+
+typedef std::uint8_t uint8_t;
+typedef std::uint16_t uint16_t;
+typedef std::uint32_t uint32_t;
+typedef std::uint64_t uint64_t;
+
+typedef std::int8_t int8_t;
+typedef std::int16_t int16_t;
+typedef std::int32_t int32_t;
+typedef std::int64_t int64_t;
+
+}
+
+#else
+
+# include <stdint.h>  // Standard integer types from C library
+# include <stdio.h>   // snprintf() from the C library
+
+namespace uavcan
+{
+
+using ::snprintf;
+
+typedef ::uint8_t uint8_t;
+typedef ::uint16_t uint16_t;
+typedef ::uint32_t uint32_t;
+typedef ::uint64_t uint64_t;
+
+typedef ::int8_t int8_t;
+typedef ::int16_t int16_t;
+typedef ::int32_t int32_t;
+typedef ::int64_t int64_t;
+
+}
+
+#endif
+
+#endif // UAVCAN_STDINT_HPP_INCLUDED