Repatch (from linux) of OSX IRAF

1 files changed, 68 insertions, 0 deletions

diff --git a/unix/os/zfutim.c b/unix/os/zfutim.c
new file mode 100644
index 00000000..4c074f27
--- /dev/null
+++ b/unix/os/zfutim.c
@@ -0,0 +1,68 @@
+/* Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+ */
+
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#ifdef SYSV
+#include <time.h>
+#else
+#include <sys/time.h>
+#include <sys/timeb.h>
+#endif
+#include <utime.h>
+
+#define	import_kernel
+#define	import_knames
+#define import_spp
+#include <iraf.h>
+
+#define SECONDS_1970_TO_1980    315532800L
+
+
+/* ZFUTIM -- Set the file access/modification times.  Times are set in
+ * in units of seconds since 00:00:00 01-Jan-80, local time, as returned
+ * by ZFINFO.  A NULL time value will not modify the field.
+ */
+int
+ZFUTIM (
+  PKCHAR  *fname,
+  XLONG	  *atime,
+  XLONG	  *mtime,
+  XINT	  *status
+)
+{
+	struct	stat osfile;
+	struct	utimbuf time;
+	int	offset = 0;
+	int	stat(), utime();
+
+	extern  int ZGMTCO ();
+
+
+	/* Get UNIX file info.
+	 */
+	if (stat ((char *)fname, &osfile) == ERR) {
+	    *status = XERR;
+	    return (XERR);
+	}
+
+	/* Get the timezone offset.  Correct for daylight savings time,
+	 * if in effect.
+	 */
+	ZGMTCO (&offset);
+	offset += SECONDS_1970_TO_1980;
+
+	/* Set file access times.  If time is NULL use the current value.
+	 */
+	time.actime  = ((*atime == 0) ? osfile.st_atime : (*atime+offset));
+	time.modtime = ((*mtime == 0) ? osfile.st_mtime : (*mtime+offset));
+
+	if (utime ((char *)fname, &time) == ERR) {
+	    *status = XERR;
+	    return (XERR);
+	}
+	*status = XOK;
+
+	return (*status);
+}