/*
- * Copyright (c) 1989 The Regents of the University of California.
- * All rights reserved.
+ * Copyright (c) 1989, 1993
+ * The Regents of the University of California. All rights reserved.
*
- * Redistribution and use in source and binary forms are permitted
- * provided that: (1) source distributions retain this entire copyright
- * notice and comment, and (2) distributions including binaries display
- * the following acknowledgement: ``This product includes software
- * developed by the University of California, Berkeley and its contributors''
- * in the documentation or other materials provided with the distribution
- * and in all advertising materials mentioning features or use of this
- * software. Neither the name of the University 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ * 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 the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
*/
#if defined(LIBC_SCCS) && !defined(lint)
-static char sccsid[] = "@(#)strftime.c 5.8 (Berkeley) 6/1/90";
+static char sccsid[] = "@(#)strftime.c 8.1 (Berkeley) 6/4/93";
#endif /* LIBC_SCCS and not lint */
+#ifndef __STDC__
+#define const
+#endif
+
#include <sys/types.h>
-#include <time.h>
+#include <sys/time.h>
+#ifdef notdef
+#include <tzfile.h>
+#else
#define TM_YEAR_BASE 1900 /* from <tzfile.h> */
+#endif
#ifdef NO_STRING_H
#include <strings.h>
#else
static size_t gsize;
static char *pt;
+#ifndef __P
+#define __P(x) ()
+#endif
+static int _add __P((char *));
+static int _conv __P((int, int, int));
+static int _secs __P((const struct tm *));
+static size_t _fmt __P((const char *, const struct tm *));
size_t
strftime(s, maxsize, format, t)
char *s;
- char *format;
size_t maxsize;
- struct tm *t;
+ const char *format;
+ const struct tm *t;
{
- size_t _fmt();
pt = s;
if ((gsize = maxsize) < 1)
static size_t
_fmt(format, t)
- register char *format;
- struct tm *t;
+ register const char *format;
+ const struct tm *t;
{
for (; *format; ++format) {
if (*format == '%')
if (!_fmt("%m/%d/%y %H:%M:%S", t))
return(0);
continue;
- case 'e':
- if (!_conv(t->tm_mday, 2, ' '))
- return(0);
- continue;
case 'D':
if (!_fmt("%m/%d/%y", t))
return(0);
if (!_conv(t->tm_mday, 2, '0'))
return(0);
continue;
+ case 'e':
+ if (!_conv(t->tm_mday, 2, ' '))
+ return(0);
+ continue;
case 'H':
if (!_conv(t->tm_hour, 2, '0'))
return(0);
if (!_conv(t->tm_sec, 2, '0'))
return(0);
continue;
+ case 's':
+ if (!_secs(t))
+ return(0);
+ continue;
case 'T':
case 'X':
if (!_fmt("%H:%M:%S", t))
return(gsize);
}
-static
+static int
+_secs(t)
+ const struct tm *t;
+{
+ static char buf[15];
+ register time_t s;
+ register char *p;
+ struct tm tmp;
+
+ /* Make a copy, mktime(3) modifies the tm struct. */
+ tmp = *t;
+ s = mktime(&tmp);
+ for (p = buf + sizeof(buf) - 2; s > 0 && p > buf; s /= 10)
+ *p-- = s % 10 + '0';
+ return(_add(++p));
+}
+
+static int
_conv(n, digits, pad)
- int n, digits;
- char pad;
+ int n, digits, pad;
{
static char buf[10];
register char *p;
return(_add(++p));
}
-static
+static int
_add(str)
register char *str;
{