about summary refs log tree commit diff
path: root/stdlib/alloca.h
diff options
context:
space:
mode:
Diffstat (limited to 'stdlib/alloca.h')
-rw-r--r--stdlib/alloca.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/stdlib/alloca.h b/stdlib/alloca.h
new file mode 100644
index 0000000000..4e9de464a3
--- /dev/null
+++ b/stdlib/alloca.h
@@ -0,0 +1,44 @@
+/* Copyright (C) 1992 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the, 1992 Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#ifndef	_ALLOCA_H
+#define	_ALLOCA_H	1
+#include <features.h>
+
+#define	__need_size_t
+#include <stddef.h>
+
+__BEGIN_DECLS
+
+/* Remove any previous definitions.  */
+#undef	__alloca
+#undef	alloca
+
+/* Allocate a block that will be freed when the calling function exits.  */
+extern __ptr_t __alloca __P ((size_t __size));
+extern __ptr_t alloca __P ((size_t __size));
+
+#ifdef	__GNUC__
+#define	__alloca(size)	__builtin_alloca(size)
+#endif /* GCC.  */
+
+#define	alloca(size)	__alloca(size)
+
+__END_DECLS
+
+#endif /* alloca.h */