1 files changed, 47 insertions, 0 deletions
diff --git a/lib/xalloca.h b/lib/xalloca.h
new file mode 100644
index 0000000..b28632a
--- /dev/null
+++ b/lib/xalloca.h
@@ -0,0 +1,47 @@
+/* xalloca.h -- alloca declarations wrapper
+   Copyright (C) 1996 Free Software Foundation, Inc.
+
+   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, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+
+#ifndef _xalloca_h_
+#define _xalloca_h_ 1
+
+#if HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#ifndef alloca
+# ifdef __GNUC__
+#  define alloca __builtin_alloca
+#  define HAVE_ALLOCA 1
+# else
+#  if defined HAVE_ALLOCA_H || defined _LIBC
+#   include <alloca.h>
+#  else
+#   ifdef _AIX
+ #pragma alloca
+#   else
+#    ifndef alloca
+char *alloca ();
+#    endif
+#   endif
+#  endif
+# endif
+#endif
+
+#define ALLOCA(t, n) ((t *) alloca (sizeof (t) * (n)))
+
+#endif /* _xalloca_h_ */