/* exp_strp.c - functions for exp_timestamp */
|
/* exp_strp.c - functions for exp_timestamp */
|
/*
|
/*
|
* strftime.c
|
* strftime.c
|
*
|
*
|
* Public-domain implementation of ANSI C library routine.
|
* Public-domain implementation of ANSI C library routine.
|
*
|
*
|
* It's written in old-style C for maximal portability.
|
* It's written in old-style C for maximal portability.
|
* However, since I'm used to prototypes, I've included them too.
|
* However, since I'm used to prototypes, I've included them too.
|
*
|
*
|
* If you want stuff in the System V ascftime routine, add the SYSV_EXT define.
|
* If you want stuff in the System V ascftime routine, add the SYSV_EXT define.
|
* For extensions from SunOS, add SUNOS_EXT.
|
* For extensions from SunOS, add SUNOS_EXT.
|
* For stuff needed to implement the P1003.2 date command, add POSIX2_DATE.
|
* For stuff needed to implement the P1003.2 date command, add POSIX2_DATE.
|
* For VMS dates, add VMS_EXT.
|
* For VMS dates, add VMS_EXT.
|
* For complete POSIX semantics, add POSIX_SEMANTICS.
|
* For complete POSIX semantics, add POSIX_SEMANTICS.
|
*
|
*
|
* The code for %c, %x, and %X now follows the 1003.2 specification for
|
* The code for %c, %x, and %X now follows the 1003.2 specification for
|
* the POSIX locale.
|
* the POSIX locale.
|
* This version ignores LOCALE information.
|
* This version ignores LOCALE information.
|
* It also doesn't worry about multi-byte characters.
|
* It also doesn't worry about multi-byte characters.
|
* So there.
|
* So there.
|
*
|
*
|
* This file is also shipped with GAWK (GNU Awk), gawk specific bits of
|
* This file is also shipped with GAWK (GNU Awk), gawk specific bits of
|
* code are included if GAWK is defined.
|
* code are included if GAWK is defined.
|
*
|
*
|
* Arnold Robbins <arnold@skeeve.atl.ga.us>
|
* Arnold Robbins <arnold@skeeve.atl.ga.us>
|
* January, February, March, 1991
|
* January, February, March, 1991
|
* Updated March, April 1992
|
* Updated March, April 1992
|
* Updated April, 1993
|
* Updated April, 1993
|
* Updated February, 1994
|
* Updated February, 1994
|
* Updated May, 1994
|
* Updated May, 1994
|
* Updated January 1995
|
* Updated January 1995
|
* Updated September 1995
|
* Updated September 1995
|
*
|
*
|
* Fixes from ado@elsie.nci.nih.gov
|
* Fixes from ado@elsie.nci.nih.gov
|
* February 1991, May 1992
|
* February 1991, May 1992
|
* Fixes from Tor Lillqvist tml@tik.vtt.fi
|
* Fixes from Tor Lillqvist tml@tik.vtt.fi
|
* May, 1993
|
* May, 1993
|
* Further fixes from ado@elsie.nci.nih.gov
|
* Further fixes from ado@elsie.nci.nih.gov
|
* February 1994
|
* February 1994
|
* %z code from chip@chinacat.unicom.com
|
* %z code from chip@chinacat.unicom.com
|
* Applied September 1995
|
* Applied September 1995
|
*
|
*
|
*
|
*
|
* Modified by Don Libes for Expect, 10/93 and 12/95.
|
* Modified by Don Libes for Expect, 10/93 and 12/95.
|
* Forced POSIX semantics.
|
* Forced POSIX semantics.
|
* Replaced inline/min/max stuff with a single range function.
|
* Replaced inline/min/max stuff with a single range function.
|
* Removed tzset stuff.
|
* Removed tzset stuff.
|
* Commented out tzname stuff.
|
* Commented out tzname stuff.
|
*
|
*
|
* According to Arnold, the current version of this code can ftp'd from
|
* According to Arnold, the current version of this code can ftp'd from
|
* ftp.mathcs.emory.edu:/pub/arnold/strftime.shar.gz
|
* ftp.mathcs.emory.edu:/pub/arnold/strftime.shar.gz
|
*
|
*
|
*/
|
*/
|
|
|
#include "expect_cf.h"
|
#include "expect_cf.h"
|
#include "tcl.h"
|
#include "tcl.h"
|
|
|
#include <stdio.h>
|
#include <stdio.h>
|
#include <ctype.h>
|
#include <ctype.h>
|
#include "string.h"
|
#include "string.h"
|
|
|
/* according to Karl Vogel, time.h is insufficient on Pyramid */
|
/* according to Karl Vogel, time.h is insufficient on Pyramid */
|
/* following is recommended by autoconf */
|
/* following is recommended by autoconf */
|
|
|
#ifdef TIME_WITH_SYS_TIME
|
#ifdef TIME_WITH_SYS_TIME
|
# include <sys/time.h>
|
# include <sys/time.h>
|
# include <time.h>
|
# include <time.h>
|
#else
|
#else
|
# ifdef HAVE_SYS_TIME_H
|
# ifdef HAVE_SYS_TIME_H
|
# include <sys/time.h>
|
# include <sys/time.h>
|
# else
|
# else
|
# include <time.h>
|
# include <time.h>
|
# endif
|
# endif
|
#endif
|
#endif
|
|
|
|
|
|
|
#include <sys/types.h>
|
#include <sys/types.h>
|
|
|
#define SYSV_EXT 1 /* stuff in System V ascftime routine */
|
#define SYSV_EXT 1 /* stuff in System V ascftime routine */
|
#define POSIX2_DATE 1 /* stuff in Posix 1003.2 date command */
|
#define POSIX2_DATE 1 /* stuff in Posix 1003.2 date command */
|
|
|
#if defined(POSIX2_DATE) && ! defined(SYSV_EXT)
|
#if defined(POSIX2_DATE) && ! defined(SYSV_EXT)
|
#define SYSV_EXT 1
|
#define SYSV_EXT 1
|
#endif
|
#endif
|
|
|
#if defined(POSIX2_DATE)
|
#if defined(POSIX2_DATE)
|
#define adddecl(stuff) stuff
|
#define adddecl(stuff) stuff
|
#else
|
#else
|
#define adddecl(stuff)
|
#define adddecl(stuff)
|
#endif
|
#endif
|
|
|
#ifndef __STDC__
|
#ifndef __STDC__
|
#define const
|
#define const
|
|
|
extern char *getenv();
|
extern char *getenv();
|
static int weeknumber();
|
static int weeknumber();
|
adddecl(static int iso8601wknum();)
|
adddecl(static int iso8601wknum();)
|
#else
|
#else
|
|
|
#ifndef strchr
|
#ifndef strchr
|
extern char *strchr(const char *str, int ch);
|
extern char *strchr(const char *str, int ch);
|
#endif
|
#endif
|
extern char *getenv(const char *v);
|
extern char *getenv(const char *v);
|
static int weeknumber(const struct tm *timeptr, int firstweekday);
|
static int weeknumber(const struct tm *timeptr, int firstweekday);
|
adddecl(static int iso8601wknum(const struct tm *timeptr);)
|
adddecl(static int iso8601wknum(const struct tm *timeptr);)
|
#endif
|
#endif
|
|
|
/* attempt to use strftime to compute timezone, else fallback to */
|
/* attempt to use strftime to compute timezone, else fallback to */
|
/* less portable ways */
|
/* less portable ways */
|
#if !defined(HAVE_STRFTIME)
|
#if !defined(HAVE_STRFTIME)
|
# if defined(HAVE_SV_TIMEZONE)
|
# if defined(HAVE_SV_TIMEZONE)
|
extern char *tzname[2];
|
extern char *tzname[2];
|
extern int daylight;
|
extern int daylight;
|
# else
|
# else
|
# if defined(HAVE_TIMEZONE)
|
# if defined(HAVE_TIMEZONE)
|
|
|
char *
|
char *
|
zone_name (tp)
|
zone_name (tp)
|
struct tm *tp;
|
struct tm *tp;
|
{
|
{
|
char *timezone ();
|
char *timezone ();
|
struct timeval tv;
|
struct timeval tv;
|
struct timezone tz;
|
struct timezone tz;
|
|
|
gettimeofday (&tv, &tz);
|
gettimeofday (&tv, &tz);
|
|
|
return timezone (tz.tz_minuteswest, tp->tm_isdst);
|
return timezone (tz.tz_minuteswest, tp->tm_isdst);
|
}
|
}
|
|
|
# endif /* HAVE_TIMEZONE */
|
# endif /* HAVE_TIMEZONE */
|
# endif /* HAVE_SV_TIMEZONE */
|
# endif /* HAVE_SV_TIMEZONE */
|
#endif /* HAVE_STRFTIME */
|
#endif /* HAVE_STRFTIME */
|
|
|
static int
|
static int
|
range(low,item,hi)
|
range(low,item,hi)
|
int low, item, hi;
|
int low, item, hi;
|
{
|
{
|
if (item < low) return low;
|
if (item < low) return low;
|
if (item > hi) return hi;
|
if (item > hi) return hi;
|
return item;
|
return item;
|
}
|
}
|
|
|
/* strftime --- produce formatted time */
|
/* strftime --- produce formatted time */
|
|
|
void
|
void
|
/*size_t*/
|
/*size_t*/
|
#ifndef __STDC__
|
#ifndef __STDC__
|
exp_strftime(/*s,*/ format, timeptr, dstring)
|
exp_strftime(/*s,*/ format, timeptr, dstring)
|
/*char *s;*/
|
/*char *s;*/
|
char *format;
|
char *format;
|
const struct tm *timeptr;
|
const struct tm *timeptr;
|
Tcl_DString *dstring;
|
Tcl_DString *dstring;
|
#else
|
#else
|
/*exp_strftime(char *s, size_t maxsize, const char *format, const struct tm *timeptr)*/
|
/*exp_strftime(char *s, size_t maxsize, const char *format, const struct tm *timeptr)*/
|
exp_strftime(char *format, const struct tm *timeptr,Tcl_DString *dstring)
|
exp_strftime(char *format, const struct tm *timeptr,Tcl_DString *dstring)
|
#endif
|
#endif
|
{
|
{
|
int copied; /* used to suppress copying when called recursively */
|
int copied; /* used to suppress copying when called recursively */
|
|
|
#if 0
|
#if 0
|
char *endp = s + maxsize;
|
char *endp = s + maxsize;
|
char *start = s;
|
char *start = s;
|
#endif
|
#endif
|
char *percentptr;
|
char *percentptr;
|
|
|
char tbuf[100];
|
char tbuf[100];
|
int i;
|
int i;
|
|
|
/* various tables, useful in North America */
|
/* various tables, useful in North America */
|
static char *days_a[] = {
|
static char *days_a[] = {
|
"Sun", "Mon", "Tue", "Wed",
|
"Sun", "Mon", "Tue", "Wed",
|
"Thu", "Fri", "Sat",
|
"Thu", "Fri", "Sat",
|
};
|
};
|
static char *days_l[] = {
|
static char *days_l[] = {
|
"Sunday", "Monday", "Tuesday", "Wednesday",
|
"Sunday", "Monday", "Tuesday", "Wednesday",
|
"Thursday", "Friday", "Saturday",
|
"Thursday", "Friday", "Saturday",
|
};
|
};
|
static char *months_a[] = {
|
static char *months_a[] = {
|
"Jan", "Feb", "Mar", "Apr", "May", "Jun",
|
"Jan", "Feb", "Mar", "Apr", "May", "Jun",
|
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec",
|
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec",
|
};
|
};
|
static char *months_l[] = {
|
static char *months_l[] = {
|
"January", "February", "March", "April",
|
"January", "February", "March", "April",
|
"May", "June", "July", "August", "September",
|
"May", "June", "July", "August", "September",
|
"October", "November", "December",
|
"October", "November", "December",
|
};
|
};
|
static char *ampm[] = { "AM", "PM", };
|
static char *ampm[] = { "AM", "PM", };
|
|
|
/* for (; *format && s < endp - 1; format++) {*/
|
/* for (; *format && s < endp - 1; format++) {*/
|
for (; *format ; format++) {
|
for (; *format ; format++) {
|
tbuf[0] = '\0';
|
tbuf[0] = '\0';
|
copied = 0; /* has not been copied yet */
|
copied = 0; /* has not been copied yet */
|
percentptr = strchr(format,'%');
|
percentptr = strchr(format,'%');
|
if (percentptr == 0) {
|
if (percentptr == 0) {
|
Tcl_DStringAppend(dstring,format,-1);
|
Tcl_DStringAppend(dstring,format,-1);
|
goto out;
|
goto out;
|
} else if (percentptr != format) {
|
} else if (percentptr != format) {
|
Tcl_DStringAppend(dstring,format,percentptr - format);
|
Tcl_DStringAppend(dstring,format,percentptr - format);
|
format = percentptr;
|
format = percentptr;
|
}
|
}
|
#if 0
|
#if 0
|
if (*format != '%') {
|
if (*format != '%') {
|
*s++ = *format;
|
*s++ = *format;
|
continue;
|
continue;
|
}
|
}
|
#endif
|
#endif
|
again:
|
again:
|
switch (*++format) {
|
switch (*++format) {
|
case '\0':
|
case '\0':
|
Tcl_DStringAppend(dstring,"%",1);
|
Tcl_DStringAppend(dstring,"%",1);
|
#if 0
|
#if 0
|
*s++ = '%';
|
*s++ = '%';
|
#endif
|
#endif
|
goto out;
|
goto out;
|
|
|
case '%':
|
case '%':
|
Tcl_DStringAppend(dstring,"%",1);
|
Tcl_DStringAppend(dstring,"%",1);
|
copied = 1;
|
copied = 1;
|
break;
|
break;
|
#if 0
|
#if 0
|
*s++ = '%';
|
*s++ = '%';
|
continue;
|
continue;
|
#endif
|
#endif
|
|
|
case 'a': /* abbreviated weekday name */
|
case 'a': /* abbreviated weekday name */
|
if (timeptr->tm_wday < 0 || timeptr->tm_wday > 6)
|
if (timeptr->tm_wday < 0 || timeptr->tm_wday > 6)
|
strcpy(tbuf, "?");
|
strcpy(tbuf, "?");
|
else
|
else
|
strcpy(tbuf, days_a[timeptr->tm_wday]);
|
strcpy(tbuf, days_a[timeptr->tm_wday]);
|
break;
|
break;
|
|
|
case 'A': /* full weekday name */
|
case 'A': /* full weekday name */
|
if (timeptr->tm_wday < 0 || timeptr->tm_wday > 6)
|
if (timeptr->tm_wday < 0 || timeptr->tm_wday > 6)
|
strcpy(tbuf, "?");
|
strcpy(tbuf, "?");
|
else
|
else
|
strcpy(tbuf, days_l[timeptr->tm_wday]);
|
strcpy(tbuf, days_l[timeptr->tm_wday]);
|
break;
|
break;
|
|
|
#ifdef SYSV_EXT
|
#ifdef SYSV_EXT
|
case 'h': /* abbreviated month name */
|
case 'h': /* abbreviated month name */
|
#endif
|
#endif
|
case 'b': /* abbreviated month name */
|
case 'b': /* abbreviated month name */
|
if (timeptr->tm_mon < 0 || timeptr->tm_mon > 11)
|
if (timeptr->tm_mon < 0 || timeptr->tm_mon > 11)
|
strcpy(tbuf, "?");
|
strcpy(tbuf, "?");
|
else
|
else
|
strcpy(tbuf, months_a[timeptr->tm_mon]);
|
strcpy(tbuf, months_a[timeptr->tm_mon]);
|
break;
|
break;
|
|
|
case 'B': /* full month name */
|
case 'B': /* full month name */
|
if (timeptr->tm_mon < 0 || timeptr->tm_mon > 11)
|
if (timeptr->tm_mon < 0 || timeptr->tm_mon > 11)
|
strcpy(tbuf, "?");
|
strcpy(tbuf, "?");
|
else
|
else
|
strcpy(tbuf, months_l[timeptr->tm_mon]);
|
strcpy(tbuf, months_l[timeptr->tm_mon]);
|
break;
|
break;
|
|
|
case 'c': /* appropriate date and time representation */
|
case 'c': /* appropriate date and time representation */
|
sprintf(tbuf, "%s %s %2d %02d:%02d:%02d %d",
|
sprintf(tbuf, "%s %s %2d %02d:%02d:%02d %d",
|
days_a[range(0, timeptr->tm_wday, 6)],
|
days_a[range(0, timeptr->tm_wday, 6)],
|
months_a[range(0, timeptr->tm_mon, 11)],
|
months_a[range(0, timeptr->tm_mon, 11)],
|
range(1, timeptr->tm_mday, 31),
|
range(1, timeptr->tm_mday, 31),
|
range(0, timeptr->tm_hour, 23),
|
range(0, timeptr->tm_hour, 23),
|
range(0, timeptr->tm_min, 59),
|
range(0, timeptr->tm_min, 59),
|
range(0, timeptr->tm_sec, 61),
|
range(0, timeptr->tm_sec, 61),
|
timeptr->tm_year + 1900);
|
timeptr->tm_year + 1900);
|
break;
|
break;
|
|
|
case 'd': /* day of the month, 01 - 31 */
|
case 'd': /* day of the month, 01 - 31 */
|
i = range(1, timeptr->tm_mday, 31);
|
i = range(1, timeptr->tm_mday, 31);
|
sprintf(tbuf, "%02d", i);
|
sprintf(tbuf, "%02d", i);
|
break;
|
break;
|
|
|
case 'H': /* hour, 24-hour clock, 00 - 23 */
|
case 'H': /* hour, 24-hour clock, 00 - 23 */
|
i = range(0, timeptr->tm_hour, 23);
|
i = range(0, timeptr->tm_hour, 23);
|
sprintf(tbuf, "%02d", i);
|
sprintf(tbuf, "%02d", i);
|
break;
|
break;
|
|
|
case 'I': /* hour, 12-hour clock, 01 - 12 */
|
case 'I': /* hour, 12-hour clock, 01 - 12 */
|
i = range(0, timeptr->tm_hour, 23);
|
i = range(0, timeptr->tm_hour, 23);
|
if (i == 0)
|
if (i == 0)
|
i = 12;
|
i = 12;
|
else if (i > 12)
|
else if (i > 12)
|
i -= 12;
|
i -= 12;
|
sprintf(tbuf, "%02d", i);
|
sprintf(tbuf, "%02d", i);
|
break;
|
break;
|
|
|
case 'j': /* day of the year, 001 - 366 */
|
case 'j': /* day of the year, 001 - 366 */
|
sprintf(tbuf, "%03d", timeptr->tm_yday + 1);
|
sprintf(tbuf, "%03d", timeptr->tm_yday + 1);
|
break;
|
break;
|
|
|
case 'm': /* month, 01 - 12 */
|
case 'm': /* month, 01 - 12 */
|
i = range(0, timeptr->tm_mon, 11);
|
i = range(0, timeptr->tm_mon, 11);
|
sprintf(tbuf, "%02d", i + 1);
|
sprintf(tbuf, "%02d", i + 1);
|
break;
|
break;
|
|
|
case 'M': /* minute, 00 - 59 */
|
case 'M': /* minute, 00 - 59 */
|
i = range(0, timeptr->tm_min, 59);
|
i = range(0, timeptr->tm_min, 59);
|
sprintf(tbuf, "%02d", i);
|
sprintf(tbuf, "%02d", i);
|
break;
|
break;
|
|
|
case 'p': /* am or pm based on 12-hour clock */
|
case 'p': /* am or pm based on 12-hour clock */
|
i = range(0, timeptr->tm_hour, 23);
|
i = range(0, timeptr->tm_hour, 23);
|
if (i < 12)
|
if (i < 12)
|
strcpy(tbuf, ampm[0]);
|
strcpy(tbuf, ampm[0]);
|
else
|
else
|
strcpy(tbuf, ampm[1]);
|
strcpy(tbuf, ampm[1]);
|
break;
|
break;
|
|
|
case 'S': /* second, 00 - 61 */
|
case 'S': /* second, 00 - 61 */
|
i = range(0, timeptr->tm_sec, 61);
|
i = range(0, timeptr->tm_sec, 61);
|
sprintf(tbuf, "%02d", i);
|
sprintf(tbuf, "%02d", i);
|
break;
|
break;
|
|
|
case 'U': /* week of year, Sunday is first day of week */
|
case 'U': /* week of year, Sunday is first day of week */
|
sprintf(tbuf, "%02d", weeknumber(timeptr, 0));
|
sprintf(tbuf, "%02d", weeknumber(timeptr, 0));
|
break;
|
break;
|
|
|
case 'w': /* weekday, Sunday == 0, 0 - 6 */
|
case 'w': /* weekday, Sunday == 0, 0 - 6 */
|
i = range(0, timeptr->tm_wday, 6);
|
i = range(0, timeptr->tm_wday, 6);
|
sprintf(tbuf, "%d", i);
|
sprintf(tbuf, "%d", i);
|
break;
|
break;
|
|
|
case 'W': /* week of year, Monday is first day of week */
|
case 'W': /* week of year, Monday is first day of week */
|
sprintf(tbuf, "%02d", weeknumber(timeptr, 1));
|
sprintf(tbuf, "%02d", weeknumber(timeptr, 1));
|
break;
|
break;
|
|
|
case 'x': /* appropriate date representation */
|
case 'x': /* appropriate date representation */
|
sprintf(tbuf, "%s %s %2d %d",
|
sprintf(tbuf, "%s %s %2d %d",
|
days_a[range(0, timeptr->tm_wday, 6)],
|
days_a[range(0, timeptr->tm_wday, 6)],
|
months_a[range(0, timeptr->tm_mon, 11)],
|
months_a[range(0, timeptr->tm_mon, 11)],
|
range(1, timeptr->tm_mday, 31),
|
range(1, timeptr->tm_mday, 31),
|
timeptr->tm_year + 1900);
|
timeptr->tm_year + 1900);
|
break;
|
break;
|
|
|
case 'X': /* appropriate time representation */
|
case 'X': /* appropriate time representation */
|
sprintf(tbuf, "%02d:%02d:%02d",
|
sprintf(tbuf, "%02d:%02d:%02d",
|
range(0, timeptr->tm_hour, 23),
|
range(0, timeptr->tm_hour, 23),
|
range(0, timeptr->tm_min, 59),
|
range(0, timeptr->tm_min, 59),
|
range(0, timeptr->tm_sec, 61));
|
range(0, timeptr->tm_sec, 61));
|
break;
|
break;
|
|
|
case 'y': /* year without a century, 00 - 99 */
|
case 'y': /* year without a century, 00 - 99 */
|
i = timeptr->tm_year % 100;
|
i = timeptr->tm_year % 100;
|
sprintf(tbuf, "%02d", i);
|
sprintf(tbuf, "%02d", i);
|
break;
|
break;
|
|
|
case 'Y': /* year with century */
|
case 'Y': /* year with century */
|
sprintf(tbuf, "%d", 1900 + timeptr->tm_year);
|
sprintf(tbuf, "%d", 1900 + timeptr->tm_year);
|
break;
|
break;
|
|
|
case 'Z': /* time zone name or abbrevation */
|
case 'Z': /* time zone name or abbrevation */
|
#if defined(HAVE_STRFTIME)
|
#if defined(HAVE_STRFTIME)
|
strftime(tbuf,sizeof tbuf,"%Z",timeptr);
|
strftime(tbuf,sizeof tbuf,"%Z",timeptr);
|
#else
|
#else
|
# if defined(HAVE_SV_TIMEZONE)
|
# if defined(HAVE_SV_TIMEZONE)
|
i = 0;
|
i = 0;
|
if (daylight && timeptr->tm_isdst)
|
if (daylight && timeptr->tm_isdst)
|
i = 1;
|
i = 1;
|
strcpy(tbuf, tzname[i]);
|
strcpy(tbuf, tzname[i]);
|
# else
|
# else
|
strcpy(tbuf, zone_name (timeptr));
|
strcpy(tbuf, zone_name (timeptr));
|
# if defined(HAVE_TIMEZONE)
|
# if defined(HAVE_TIMEZONE)
|
# endif /* HAVE_TIMEZONE */
|
# endif /* HAVE_TIMEZONE */
|
/* no timezone available */
|
/* no timezone available */
|
/* feel free to add others here */
|
/* feel free to add others here */
|
# endif /* HAVE_SV_TIMEZONE */
|
# endif /* HAVE_SV_TIMEZONE */
|
#endif /* HAVE STRFTIME */
|
#endif /* HAVE STRFTIME */
|
break;
|
break;
|
|
|
#ifdef SYSV_EXT
|
#ifdef SYSV_EXT
|
case 'n': /* same as \n */
|
case 'n': /* same as \n */
|
tbuf[0] = '\n';
|
tbuf[0] = '\n';
|
tbuf[1] = '\0';
|
tbuf[1] = '\0';
|
break;
|
break;
|
|
|
case 't': /* same as \t */
|
case 't': /* same as \t */
|
tbuf[0] = '\t';
|
tbuf[0] = '\t';
|
tbuf[1] = '\0';
|
tbuf[1] = '\0';
|
break;
|
break;
|
|
|
case 'D': /* date as %m/%d/%y */
|
case 'D': /* date as %m/%d/%y */
|
exp_strftime("%m/%d/%y", timeptr, dstring);
|
exp_strftime("%m/%d/%y", timeptr, dstring);
|
copied = 1;
|
copied = 1;
|
/* exp_strftime(tbuf, sizeof tbuf, "%m/%d/%y", timeptr);*/
|
/* exp_strftime(tbuf, sizeof tbuf, "%m/%d/%y", timeptr);*/
|
break;
|
break;
|
|
|
case 'e': /* day of month, blank padded */
|
case 'e': /* day of month, blank padded */
|
sprintf(tbuf, "%2d", range(1, timeptr->tm_mday, 31));
|
sprintf(tbuf, "%2d", range(1, timeptr->tm_mday, 31));
|
break;
|
break;
|
|
|
case 'r': /* time as %I:%M:%S %p */
|
case 'r': /* time as %I:%M:%S %p */
|
exp_strftime("%I:%M:%S %p", timeptr, dstring);
|
exp_strftime("%I:%M:%S %p", timeptr, dstring);
|
copied = 1;
|
copied = 1;
|
/* exp_strftime(tbuf, sizeof tbuf, "%I:%M:%S %p", timeptr);*/
|
/* exp_strftime(tbuf, sizeof tbuf, "%I:%M:%S %p", timeptr);*/
|
break;
|
break;
|
|
|
case 'R': /* time as %H:%M */
|
case 'R': /* time as %H:%M */
|
exp_strftime("%H:%M", timeptr, dstring);
|
exp_strftime("%H:%M", timeptr, dstring);
|
copied = 1;
|
copied = 1;
|
/* exp_strftime(tbuf, sizeof tbuf, "%H:%M", timeptr);*/
|
/* exp_strftime(tbuf, sizeof tbuf, "%H:%M", timeptr);*/
|
break;
|
break;
|
|
|
case 'T': /* time as %H:%M:%S */
|
case 'T': /* time as %H:%M:%S */
|
exp_strftime("%H:%M:%S", timeptr, dstring);
|
exp_strftime("%H:%M:%S", timeptr, dstring);
|
copied = 1;
|
copied = 1;
|
/* exp_strftime(tbuf, sizeof tbuf, "%H:%M:%S", timeptr);*/
|
/* exp_strftime(tbuf, sizeof tbuf, "%H:%M:%S", timeptr);*/
|
break;
|
break;
|
#endif
|
#endif
|
|
|
#ifdef POSIX2_DATE
|
#ifdef POSIX2_DATE
|
case 'C':
|
case 'C':
|
sprintf(tbuf, "%02d", (timeptr->tm_year + 1900) / 100);
|
sprintf(tbuf, "%02d", (timeptr->tm_year + 1900) / 100);
|
break;
|
break;
|
|
|
|
|
case 'E':
|
case 'E':
|
case 'O':
|
case 'O':
|
/* POSIX locale extensions, ignored for now */
|
/* POSIX locale extensions, ignored for now */
|
goto again;
|
goto again;
|
case 'V': /* week of year according ISO 8601 */
|
case 'V': /* week of year according ISO 8601 */
|
sprintf(tbuf, "%02d", iso8601wknum(timeptr));
|
sprintf(tbuf, "%02d", iso8601wknum(timeptr));
|
break;
|
break;
|
|
|
case 'u':
|
case 'u':
|
/* ISO 8601: Weekday as a decimal number [1 (Monday) - 7] */
|
/* ISO 8601: Weekday as a decimal number [1 (Monday) - 7] */
|
sprintf(tbuf, "%d", timeptr->tm_wday == 0 ? 7 :
|
sprintf(tbuf, "%d", timeptr->tm_wday == 0 ? 7 :
|
timeptr->tm_wday);
|
timeptr->tm_wday);
|
break;
|
break;
|
#endif /* POSIX2_DATE */
|
#endif /* POSIX2_DATE */
|
default:
|
default:
|
tbuf[0] = '%';
|
tbuf[0] = '%';
|
tbuf[1] = *format;
|
tbuf[1] = *format;
|
tbuf[2] = '\0';
|
tbuf[2] = '\0';
|
break;
|
break;
|
}
|
}
|
if (!copied)
|
if (!copied)
|
Tcl_DStringAppend(dstring,tbuf,-1);
|
Tcl_DStringAppend(dstring,tbuf,-1);
|
#if 0
|
#if 0
|
i = strlen(tbuf);
|
i = strlen(tbuf);
|
if (i) {
|
if (i) {
|
if (s + i < endp - 1) {
|
if (s + i < endp - 1) {
|
strcpy(s, tbuf);
|
strcpy(s, tbuf);
|
s += i;
|
s += i;
|
} else
|
} else
|
return 0;
|
return 0;
|
#endif
|
#endif
|
}
|
}
|
out:;
|
out:;
|
#if 0
|
#if 0
|
if (s < endp && *format == '\0') {
|
if (s < endp && *format == '\0') {
|
*s = '\0';
|
*s = '\0';
|
return (s - start);
|
return (s - start);
|
} else
|
} else
|
return 0;
|
return 0;
|
#endif
|
#endif
|
}
|
}
|
|
|
/* isleap --- is a year a leap year? */
|
/* isleap --- is a year a leap year? */
|
|
|
#ifndef __STDC__
|
#ifndef __STDC__
|
static int
|
static int
|
isleap(year)
|
isleap(year)
|
int year;
|
int year;
|
#else
|
#else
|
static int
|
static int
|
isleap(int year)
|
isleap(int year)
|
#endif
|
#endif
|
{
|
{
|
return ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0);
|
return ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0);
|
}
|
}
|
|
|
#ifdef POSIX2_DATE
|
#ifdef POSIX2_DATE
|
/* iso8601wknum --- compute week number according to ISO 8601 */
|
/* iso8601wknum --- compute week number according to ISO 8601 */
|
|
|
#ifndef __STDC__
|
#ifndef __STDC__
|
static int
|
static int
|
iso8601wknum(timeptr)
|
iso8601wknum(timeptr)
|
const struct tm *timeptr;
|
const struct tm *timeptr;
|
#else
|
#else
|
static int
|
static int
|
iso8601wknum(const struct tm *timeptr)
|
iso8601wknum(const struct tm *timeptr)
|
#endif
|
#endif
|
{
|
{
|
/*
|
/*
|
* From 1003.2:
|
* From 1003.2:
|
* If the week (Monday to Sunday) containing January 1
|
* If the week (Monday to Sunday) containing January 1
|
* has four or more days in the new year, then it is week 1;
|
* has four or more days in the new year, then it is week 1;
|
* otherwise it is the highest numbered week of the previous
|
* otherwise it is the highest numbered week of the previous
|
* (52 or 53) year, and the next week is week 1.
|
* (52 or 53) year, and the next week is week 1.
|
*
|
*
|
* ADR: This means if Jan 1 was Monday through Thursday,
|
* ADR: This means if Jan 1 was Monday through Thursday,
|
* it was week 1, otherwise week 53.
|
* it was week 1, otherwise week 53.
|
*
|
*
|
* XPG4 erroneously included POSIX.2 rationale text in the
|
* XPG4 erroneously included POSIX.2 rationale text in the
|
* main body of the standard. Thus it requires week 53.
|
* main body of the standard. Thus it requires week 53.
|
*/
|
*/
|
|
|
int weeknum, jan1day, diff;
|
int weeknum, jan1day, diff;
|
|
|
/* get week number, Monday as first day of the week */
|
/* get week number, Monday as first day of the week */
|
weeknum = weeknumber(timeptr, 1);
|
weeknum = weeknumber(timeptr, 1);
|
|
|
/*
|
/*
|
* With thanks and tip of the hatlo to tml@tik.vtt.fi
|
* With thanks and tip of the hatlo to tml@tik.vtt.fi
|
*
|
*
|
* What day of the week does January 1 fall on?
|
* What day of the week does January 1 fall on?
|
* We know that
|
* We know that
|
* (timeptr->tm_yday - jan1.tm_yday) MOD 7 ==
|
* (timeptr->tm_yday - jan1.tm_yday) MOD 7 ==
|
* (timeptr->tm_wday - jan1.tm_wday) MOD 7
|
* (timeptr->tm_wday - jan1.tm_wday) MOD 7
|
* and that
|
* and that
|
* jan1.tm_yday == 0
|
* jan1.tm_yday == 0
|
* and that
|
* and that
|
* timeptr->tm_wday MOD 7 == timeptr->tm_wday
|
* timeptr->tm_wday MOD 7 == timeptr->tm_wday
|
* from which it follows that. . .
|
* from which it follows that. . .
|
*/
|
*/
|
jan1day = timeptr->tm_wday - (timeptr->tm_yday % 7);
|
jan1day = timeptr->tm_wday - (timeptr->tm_yday % 7);
|
if (jan1day < 0)
|
if (jan1day < 0)
|
jan1day += 7;
|
jan1day += 7;
|
|
|
/*
|
/*
|
* If Jan 1 was a Monday through Thursday, it was in
|
* If Jan 1 was a Monday through Thursday, it was in
|
* week 1. Otherwise it was last year's highest week, which is
|
* week 1. Otherwise it was last year's highest week, which is
|
* this year's week 0.
|
* this year's week 0.
|
*
|
*
|
* What does that mean?
|
* What does that mean?
|
* If Jan 1 was Monday, the week number is exactly right, it can
|
* If Jan 1 was Monday, the week number is exactly right, it can
|
* never be 0.
|
* never be 0.
|
* If it was Tuesday through Thursday, the weeknumber is one
|
* If it was Tuesday through Thursday, the weeknumber is one
|
* less than it should be, so we add one.
|
* less than it should be, so we add one.
|
* Otherwise, Friday, Saturday or Sunday, the week number is
|
* Otherwise, Friday, Saturday or Sunday, the week number is
|
* OK, but if it is 0, it needs to be 52 or 53.
|
* OK, but if it is 0, it needs to be 52 or 53.
|
*/
|
*/
|
switch (jan1day) {
|
switch (jan1day) {
|
case 1: /* Monday */
|
case 1: /* Monday */
|
break;
|
break;
|
case 2: /* Tuesday */
|
case 2: /* Tuesday */
|
case 3: /* Wednesday */
|
case 3: /* Wednesday */
|
case 4: /* Thursday */
|
case 4: /* Thursday */
|
weeknum++;
|
weeknum++;
|
break;
|
break;
|
case 5: /* Friday */
|
case 5: /* Friday */
|
case 6: /* Saturday */
|
case 6: /* Saturday */
|
case 0: /* Sunday */
|
case 0: /* Sunday */
|
if (weeknum == 0) {
|
if (weeknum == 0) {
|
#ifdef USE_BROKEN_XPG4
|
#ifdef USE_BROKEN_XPG4
|
/* XPG4 (as of March 1994) says 53 unconditionally */
|
/* XPG4 (as of March 1994) says 53 unconditionally */
|
weeknum = 53;
|
weeknum = 53;
|
#else
|
#else
|
/* get week number of last week of last year */
|
/* get week number of last week of last year */
|
struct tm dec31ly; /* 12/31 last year */
|
struct tm dec31ly; /* 12/31 last year */
|
dec31ly = *timeptr;
|
dec31ly = *timeptr;
|
dec31ly.tm_year--;
|
dec31ly.tm_year--;
|
dec31ly.tm_mon = 11;
|
dec31ly.tm_mon = 11;
|
dec31ly.tm_mday = 31;
|
dec31ly.tm_mday = 31;
|
dec31ly.tm_wday = (jan1day == 0) ? 6 : jan1day - 1;
|
dec31ly.tm_wday = (jan1day == 0) ? 6 : jan1day - 1;
|
dec31ly.tm_yday = 364 + isleap(dec31ly.tm_year + 1900);
|
dec31ly.tm_yday = 364 + isleap(dec31ly.tm_year + 1900);
|
weeknum = iso8601wknum(& dec31ly);
|
weeknum = iso8601wknum(& dec31ly);
|
#endif
|
#endif
|
}
|
}
|
break;
|
break;
|
}
|
}
|
|
|
if (timeptr->tm_mon == 11) {
|
if (timeptr->tm_mon == 11) {
|
/*
|
/*
|
* The last week of the year
|
* The last week of the year
|
* can be in week 1 of next year.
|
* can be in week 1 of next year.
|
* Sigh.
|
* Sigh.
|
*
|
*
|
* This can only happen if
|
* This can only happen if
|
* M T W
|
* M T W
|
* 29 30 31
|
* 29 30 31
|
* 30 31
|
* 30 31
|
* 31
|
* 31
|
*/
|
*/
|
int wday, mday;
|
int wday, mday;
|
|
|
wday = timeptr->tm_wday;
|
wday = timeptr->tm_wday;
|
mday = timeptr->tm_mday;
|
mday = timeptr->tm_mday;
|
if ( (wday == 1 && (mday >= 29 && mday <= 31))
|
if ( (wday == 1 && (mday >= 29 && mday <= 31))
|
|| (wday == 2 && (mday == 30 || mday == 31))
|
|| (wday == 2 && (mday == 30 || mday == 31))
|
|| (wday == 3 && mday == 31))
|
|| (wday == 3 && mday == 31))
|
weeknum = 1;
|
weeknum = 1;
|
}
|
}
|
|
|
return weeknum;
|
return weeknum;
|
}
|
}
|
#endif
|
#endif
|
|
|
/* weeknumber --- figure how many weeks into the year */
|
/* weeknumber --- figure how many weeks into the year */
|
|
|
/* With thanks and tip of the hatlo to ado@elsie.nci.nih.gov */
|
/* With thanks and tip of the hatlo to ado@elsie.nci.nih.gov */
|
|
|
#ifndef __STDC__
|
#ifndef __STDC__
|
static int
|
static int
|
weeknumber(timeptr, firstweekday)
|
weeknumber(timeptr, firstweekday)
|
const struct tm *timeptr;
|
const struct tm *timeptr;
|
int firstweekday;
|
int firstweekday;
|
#else
|
#else
|
static int
|
static int
|
weeknumber(const struct tm *timeptr, int firstweekday)
|
weeknumber(const struct tm *timeptr, int firstweekday)
|
#endif
|
#endif
|
{
|
{
|
int wday = timeptr->tm_wday;
|
int wday = timeptr->tm_wday;
|
int ret;
|
int ret;
|
|
|
if (firstweekday == 1) {
|
if (firstweekday == 1) {
|
if (wday == 0) /* sunday */
|
if (wday == 0) /* sunday */
|
wday = 6;
|
wday = 6;
|
else
|
else
|
wday--;
|
wday--;
|
}
|
}
|
ret = ((timeptr->tm_yday + 7 - wday) / 7);
|
ret = ((timeptr->tm_yday + 7 - wday) / 7);
|
if (ret < 0)
|
if (ret < 0)
|
ret = 0;
|
ret = 0;
|
return ret;
|
return ret;
|
}
|
}
|
|
|