1 files changed, 81 insertions, 0 deletions
diff --git a/usr/src/lib/libast/common/tm/tmxtouch.c b/usr/src/lib/libast/common/tm/tmxtouch.c
new file mode 100644
index 0000000000..67d84fecd2
--- /dev/null
+++ b/usr/src/lib/libast/common/tm/tmxtouch.c
@@ -0,0 +1,81 @@
+/***********************************************************************
+*                                                                      *
+*               This software is part of the ast package               *
+*           Copyright (c) 1985-2007 AT&T Knowledge Ventures            *
+*                      and is licensed under the                       *
+*                  Common Public License, Version 1.0                  *
+*                      by AT&T Knowledge Ventures                      *
+*                                                                      *
+*                A copy of the License is available at                 *
+*            http://www.opensource.org/licenses/cpl1.0.txt             *
+*         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
+*                                                                      *
+*              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>                    *
+*                                                                      *
+***********************************************************************/
+#pragma prototyped
+/*
+ * Glenn Fowler
+ * AT&T Research
+ *
+ * Time_t conversion support
+ */
+
+#include <tmx.h>
+#include <tv.h>
+
+/*
+ * touch path <atime,mtime,ctime>
+ * (flags&PATH_TOUCH_VERBATIM) treats times verbatim, otherwise:
+ * Time_t==0		current time
+ * Time_t==TMX_NOTIME	retains path value
+ */
+
+int
+tmxtouch(const char* path, Time_t at, Time_t mt, Time_t ct, int flags)
+{
+	Tv_t	av;
+	Tv_t	mv;
+	Tv_t	cv;
+	Tv_t*	ap;
+	Tv_t*	mp;
+	Tv_t*	cp;
+
+	if (at == TMX_NOTIME && !(flags & PATH_TOUCH_VERBATIM))
+		ap = TV_TOUCH_RETAIN;
+	else if (!at && !(flags & PATH_TOUCH_VERBATIM))
+		ap = 0;
+	else
+	{
+		av.tv_sec = tmxsec(at);
+		av.tv_nsec = tmxnsec(at);
+		ap = &av;
+	}
+	if (mt == TMX_NOTIME && !(flags & PATH_TOUCH_VERBATIM))
+		mp = TV_TOUCH_RETAIN;
+	else if (!mt && !(flags & PATH_TOUCH_VERBATIM))
+		mp = 0;
+	else
+	{
+		mv.tv_sec = tmxsec(mt);
+		mv.tv_nsec = tmxnsec(mt);
+		mp = &mv;
+	}
+	if (ct == TMX_NOTIME && !(flags & PATH_TOUCH_VERBATIM))
+		cp = TV_TOUCH_RETAIN;
+	else if (!ct && !(flags & PATH_TOUCH_VERBATIM))
+		cp = 0;
+	else
+	{
+		cv.tv_sec = tmxsec(ct);
+		cv.tv_nsec = tmxnsec(ct);
+		cp = &cv;
+	}
+	return tvtouch(path, ap, mp, cp, flags & 1);
+}