New Language: Ada

From-SVN: r45954

1 files changed, 95 insertions, 0 deletions

diff --git a/gcc/ada/cal.c b/gcc/ada/cal.c
new file mode 100644
index 0000000..d0a7f54
--- /dev/null
+++ b/gcc/ada/cal.c
@@ -0,0 +1,95 @@
+/****************************************************************************
+ *                                                                          *
+ *                         GNAT COMPILER COMPONENTS                         *
+ *                                                                          *
+ *                                   C A L                                  *
+ *                                                                          *
+ *                          C Implementation File                           *
+ *                                                                          *
+ *                            $Revision: 1.1 $
+ *                                                                          *
+ *          Copyright (C) 1992-2001, Free Software Foundation, Inc.         *
+ *                                                                          *
+ * GNAT is free software;  you can  redistribute it  and/or modify it under *
+ * terms of the  GNU General Public License as published  by the Free Soft- *
+ * ware  Foundation;  either version 2,  or (at your option) any later ver- *
+ * sion.  GNAT is distributed in the hope that it will be useful, but WITH- *
+ * OUT 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  distributed with GNAT;  see file COPYING.  If not, write *
+ * to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, *
+ * MA 02111-1307, USA.                                                      *
+ *                                                                          *
+ * As a  special  exception,  if you  link  this file  with other  files to *
+ * produce an executable,  this file does not by itself cause the resulting *
+ * executable to be covered by the GNU General Public License. This except- *
+ * ion does not  however invalidate  any other reasons  why the  executable *
+ * file might be covered by the  GNU Public License.                        *
+ *                                                                          *
+ * GNAT was originally developed  by the GNAT team at  New York University. *
+ * It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). *
+ *                                                                          *
+ ****************************************************************************/
+
+/*  This file contains those routines named by Import pragmas in package    */
+/*  GNAT.Calendar. It is used to to Duration to timeval convertion.         */
+/*  These are simple wrappers function to abstarct the fact that the C      */
+/*  struct timeval fields type are not normalized (they are generaly        */
+/*  defined as int or long values).                                         */
+
+#if defined(VMS)
+
+/* this is temporary code to avoid build failure under VMS */
+
+void
+__gnat_timeval_to_duration (void *t, long *sec, long *usec)
+{
+}
+
+void
+__gnat_duration_to_timeval (long sec, long usec, void *t)
+{
+}
+
+#else
+
+#if defined (__vxworks)
+#include <sys/times.h>
+#else
+#include <sys/time.h>
+#endif
+
+void
+__gnat_timeval_to_duration (struct timeval *t, long *sec, long *usec)
+{
+  *sec  = (long) t->tv_sec;
+  *usec = (long) t->tv_usec;
+}
+
+void
+__gnat_duration_to_timeval (long sec, long usec, struct timeval *t)
+{
+  /* here we are doing implicit convertion from a long to the struct timeval
+     fields types. */
+
+  t->tv_sec = sec;
+  t->tv_usec = usec;
+}
+#endif
+
+#ifdef __alpha_vxworks
+#include "vxWorks.h"
+#elif defined (__vxworks)
+#include <types/vxTypesOld.h>
+#endif
+
+/* Return the value of the "time" C library function.  We always return
+   a long and do it this way to avoid problems with not knowing
+   what time_t is on the target.  */
+
+long
+gnat_time ()
+{
+  return time (0);
+}