Get relative time via get_date.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@2528 ec53bebd-3082-4978-b11e-865c3cabbd6b
1997-07-23 02:14:10 +00:00
parent 958b6da331
commit c8de677eb8
1 changed files with 82 additions and 0 deletions
--- a/admin/gettime.c
+++ b/admin/gettime.c
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 1997 Kungliga Tekniska H<>gskolan
+ * (Royal Institute of Technology, Stockholm, Sweden). 
+ * All rights reserved. 
+ *
+ * Redistribution and use in source and binary forms, with or without 
+ * modification, are permitted provided that the following conditions 
+ * are met: 
+ *
+ * 1. Redistributions of source code must retain the above copyright 
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright 
+ *    notice, this list of conditions and the following disclaimer in the 
+ *    documentation and/or other materials provided with the distribution. 
+ *
+ * 3. All advertising materials mentioning features or use of this software 
+ *    must display the following acknowledgement: 
+ *      This product includes software developed by Kungliga Tekniska 
+ *      H<>gskolan and its contributors. 
+ *
+ * 4. Neither the name of the Institute nor the names of its contributors 
+ *    may be used to endorse or promote products derived from this software 
+ *    without specific prior written permission. 
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
+ * SUCH DAMAGE. 
+ */
+
+#include "admin_locl.h"
+#if defined (HAVE_SYS_TIMEB_H)
+#include <sys/timeb.h>
+#else
+
+/* get_date uses the obsolete `struct timeb' in its interface!  FIXME.
+   Since some systems don't have it, we define it here;
+   callers must do likewise.  */
+struct timeb
+  {
+    time_t		time;		/* Seconds since the epoch	*/
+    unsigned short	millitm;	/* Field not used		*/
+    short		timezone;	/* Minutes west of GMT		*/
+    short		dstflag;	/* Field not used		*/
+};
+#endif /* defined (HAVE_SYS_TIMEB_H) */
+
+time_t 
+gettime(const char *prompt, const char *def, int relative)
+{
+    char buf[1024];
+    time_t t;
+    struct timeb now, *tp = NULL;
+    if(relative){
+	memset(&now, 0, sizeof(now));
+	tp = &now;
+    }
+    while(1){
+	printf("%s", prompt);
+	if(def)
+	    printf(" [%s]", def);
+	printf(": ");
+	if(fgets(buf, sizeof(buf), stdin) == NULL)
+	    return -1;
+	buf[strlen(buf) - 1] = 0;
+	if(def && buf[0] == 0) strcpy(buf, def);
+	if(strcmp(buf, "infinite") == 0 || strcmp(buf, "unlimited") == 0)
+	    return 0;
+	t = get_date(buf, tp);
+	if(t != -1)
+	    return t;
+	printf("Unrecognised time.\n");
+    }
+}