* Makefile.in (mingw-hdep.o, posix-hdep.o): New dependencies.

	(ALLDEPFILES): Add mingw-hdep.c and posix-hdep.c.
	* configure.ac: Add gdb_host_obs to CONFIG_OBS.  Set gdb_host_obs
	to posix-hdep.o by default.
	* configure: Regenerated.
	* configure.host: Document gdb_host_obs.  Add an entry for
	i[34567]86-*-mingw32*.
	* mingw-hdep.c, posix-hdep.c: New files.
	* utils.c (safe_strerror): Remove, moved to posix-hdep.o.

1 files changed, 45 insertions, 0 deletions

diff --git a/gdb/posix-hdep.c b/gdb/posix-hdep.c
new file mode 100644
index 00000000000..ca405f985f5
--- /dev/null
+++ b/gdb/posix-hdep.c
@@ -0,0 +1,45 @@
+/* Host support routines for MinGW, for GDB, the GNU debugger.
+
+   Copyright (C) 2006
+   Free Software Foundation, Inc.
+
+   This file is part of GDB.
+
+   This program 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.
+
+   This program 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 this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.  */
+
+#include "defs.h"
+
+#include "gdb_string.h"
+
+/* The strerror() function can return NULL for errno values that are
+   out of range.  Provide a "safe" version that always returns a
+   printable string. */
+
+char *
+safe_strerror (int errnum)
+{
+  char *msg;
+
+  msg = strerror (errnum);
+  if (msg == NULL)
+    {
+      static char buf[32];
+      xsnprintf (buf, sizeof buf, "(undocumented errno %d)", errnum);
+      msg = buf;
+    }
+  return (msg);
+}
+