Imported Upstream version 93u+upstream

1 files changed, 62 insertions, 0 deletions

diff --git a/src/lib/libast/vmalloc/vmset.c b/src/lib/libast/vmalloc/vmset.c
new file mode 100644
index 0000000..c437692
--- /dev/null
+++ b/src/lib/libast/vmalloc/vmset.c
@@ -0,0 +1,62 @@
+/***********************************************************************
+*                                                                      *
+*               This software is part of the ast package               *
+*          Copyright (c) 1985-2011 AT&T Intellectual Property          *
+*                      and is licensed under the                       *
+*                 Eclipse Public License, Version 1.0                  *
+*                    by AT&T Intellectual Property                     *
+*                                                                      *
+*                A copy of the License is available at                 *
+*          http://www.eclipse.org/org/documents/epl-v10.html           *
+*         (with md5 checksum b35adb5213ca9657e911e9befb180842)         *
+*                                                                      *
+*              Information and Software Systems Research               *
+*                            AT&T Research                             *
+*                           Florham Park NJ                            *
+*                                                                      *
+*                 Glenn Fowler <gsf@research.att.com>                  *
+*                  David Korn <dgk@research.att.com>                   *
+*                   Phong Vo <kpv@research.att.com>                    *
+*                                                                      *
+***********************************************************************/
+#if defined(_UWIN) && defined(_BLD_ast)
+
+void _STUB_vmset(){}
+
+#else
+
+#include	"vmhdr.h"
+
+
+/*	Set the control flags for a region.
+**
+**	Written by Kiem-Phong Vo, kpv@research.att.com, 01/16/94.
+*/
+#if __STD_C
+int vmset(reg Vmalloc_t* vm, int flags, int on)
+#else
+int vmset(vm, flags, on)
+reg Vmalloc_t*	vm;	/* region being worked on		*/
+int		flags;	/* flags must be in VM_FLAGS		*/
+int		on;	/* !=0 if turning on, else turning off	*/
+#endif
+{
+	int		mode;
+	Vmdata_t	*vd = vm->data;
+
+	if(flags == 0 && on == 0)
+		return vd->mode;
+
+	SETLOCK(vm, 0);
+
+	mode = vd->mode;
+	if(on)
+		vd->mode |=  (flags&VM_FLAGS);
+	else	vd->mode &= ~(flags&VM_FLAGS);
+
+	CLRLOCK(vm, 0);
+
+	return mode;
+}
+
+#endif