small cleanup in src/compat .h and .cpp

- add license header
- fix include guards
- fix indentation

src/compat/glibc_compat.cpp

@@ -1,6 +1,15 @@
+// Copyright (c) 2009-2014 The Bitcoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#if defined(HAVE_CONFIG_H)
 #include "bitcoin-config.h"
+#endif
+
 #include <cstddef>
+#if defined(HAVE_SYS_SELECT_H)
 #include <sys/select.h>
+#endif
 
 // Prior to GLIBC_2.14, memcpy was aliased to memmove.
 extern "C" void* memmove(void* a, const void* b, size_t c);

src/compat/glibc_sanity.cpp

@@ -1,4 +1,10 @@
+// Copyright (c) 2009-2014 The Bitcoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#if defined(HAVE_CONFIG_H)
 #include "bitcoin-config.h"
+#endif
 
 #include <cstddef>
 #if defined(HAVE_SYS_SELECT_H)

src/compat/glibcxx_compat.cpp

@@ -1,10 +1,14 @@
+// Copyright (c) 2009-2014 The Bitcoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
 #include <cstddef>
 #include <istream>
 #include <stdexcept>
 #include <typeinfo>
 
 #ifndef _GLIBCXX_USE_NOEXCEPT
-    #define _GLIBCXX_USE_NOEXCEPT throw()
+#define _GLIBCXX_USE_NOEXCEPT throw()
 #endif
 
 namespace std {
@@ -35,6 +39,7 @@ struct _List_node_base
         __position->_M_prev->_M_next = this;
         __position->_M_prev = this;
     }
+
     void _M_unhook() __attribute__((used))
     {
         _List_node_base* const __next_node = _M_next;
@@ -42,6 +47,7 @@ struct _List_node_base
         __prev_node->_M_next = __next_node;
         __next_node->_M_prev = __prev_node;
     }
+
     _List_node_base* _M_next;
     _List_node_base* _M_prev;
 };
@@ -61,8 +67,8 @@ out_of_range::~out_of_range() _GLIBCXX_USE_NOEXCEPT { }
 // Used with permission.
 // See: https://github.com/madlib/madlib/commit/c3db418c0d34d6813608f2137fef1012ce03043d
 
-void
-ctype<char>::_M_widen_init() const {
+void ctype<char>::_M_widen_init() const
+{
     char __tmp[sizeof(_M_widen)];
     for (unsigned __i = 0; __i < sizeof(_M_widen); ++__i)
         __tmp[__i] = __i;

src/compat/glibcxx_sanity.cpp

@@ -1,5 +1,9 @@
-#include <locale>
+// Copyright (c) 2009-2014 The Bitcoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
 #include <list>
+#include <locale>
 #include <stdexcept>
 
 namespace{

src/compat/sanity.h

@@ -1,7 +1,11 @@
+// Copyright (c) 2009-2014 The Bitcoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
 #ifndef BITCON_COMPAT_SANITY_H
 #define BITCON_COMPAT_SANITY_H
 
 bool glibc_sanity_test();
 bool glibcxx_sanity_test();
 
-#endif
+#endif // BITCON_COMPAT_SANITY_H