revamp include mechanism; update copyright; fix for OSX

libsharp/sharp_core.c

@@ -1,6 +1,33 @@
+/*
+ *  This file is part of libsharp.
+ *
+ *  libsharp is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  libsharp is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with libsharp; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+/* libsharp is being developed at the Max-Planck-Institut fuer Astrophysik */
+
+/*! \file sharp_core.c
+ *  Spherical transform library
+ *
+ *  Copyright (C) 2019 Max-Planck-Society
+ *  \author Martin Reinecke
+ */
+
 #define ARCH default
 #define GENERIC_ARCH
-#include "sharp_core_inc.c"
+#include "libsharp/sharp_core_inc.c"
 #undef GENERIC_ARCH
 #undef ARCH
 
@@ -42,7 +69,9 @@ int XCONCATX2(sharp_veclen,arch) (void); \
 int XCONCATX2(sharp_max_nvec,arch) (int spin); \
 const char *XCONCATX2(sharp_architecture,arch) (void);
 
+#if (!defined(__APPLE__))
 DECL(avx512f)
+#endif
 DECL(fma4)
 DECL(fma)
 DECL(avx2)
@@ -62,7 +91,9 @@ static void assign_funcs(void)
     architecture_ = XCONCATX2(sharp_architecture,arch); \
     return; \
     }
+#if (!defined(__APPLE__))
 DECL2(avx512f)
+#endif
 DECL2(fma4)
 DECL2(fma)
 DECL2(avx2)