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/*
Copyright (C) 2017-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/
/*
WARNING: This file was generated by the dkct program (see
http://dktools.sourceforge.net/ for details).
Changes you make here will be lost if dkct is run again!
You should modify the original source and run dkct on it.
Original source: dk4grpdt.ctr
*/
/** @file dk4grpdt.c The dk4grpdt module.
*/
#line 9 "dk4grpdt.ctr"
#include "dk4conf.h"
#if DK4_TIME_WITH_SYS_TIME
#ifndef SYS_TIME_H_INCLUDED
#include <sys/time.h>
#define SYS_TIME_H_INCLUDED 1
#endif
#ifndef TIME_H_INCLUDED
#include <time.h>
#define TIME_H_INCLUDED 1
#endif
#else
#if DK4_HAVE_TIME_H
#ifndef TIME_H_INCLUDED
#include <time.h>
#define TIME_H_INCLUDED 1
#endif
#else
#if DK4_HAVE_SYS_TIME_H
#ifndef SYS_TIME_H_INCLUDED
#include <sys/time.h>
#define SYS_TIME_H_INCLUDED 1
#endif
#endif
#endif
#endif
#include <stdio.h>
#ifndef GRA_H_INCLUDED
#include "gra.h"
#endif
#if DK4_HAVE_ASSERT_H
#ifndef ASSERT_H_INCLUDED
#include <assert.h>
#define ASSERT_H_INCLUDED 1
#endif
#endif
/** Conversion format string.
*/
static const char dk4gra_pdf_ts_format[] = { "%04d%02d%02d%02d%02d%02d" };
/** Convert timestamp to text.
@param buf Destination buffer.
@param szbuf Size of destination buffer.
@param plct Local time splitted into components.
*/
static
void
dk4gra_pdf_convert_timestamp(char *buf, size_t szbuf, const struct tm *plct)
{
#if DK4_HAVE__SNPRINTF_S
_snprintf_s(
buf, szbuf, _TRUNCATE, dk4gra_pdf_ts_format,
(1900 + plct->tm_year),
(1 + plct->tm_mon),
plct->tm_mday,
plct->tm_hour,
plct->tm_min,
plct->tm_sec
);
#else
#if DK4_HAVE__SNPRINTF
_snprintf(
buf, szbuf, dk4gra_pdf_ts_format,
(1900 + plct->tm_year),
(1 + plct->tm_mon),
plct->tm_mday,
plct->tm_hour,
plct->tm_min,
plct->tm_sec
);
#else
#if DK4_HAVE_SNPRINTF
snprintf(
buf, szbuf, dk4gra_pdf_ts_format,
(1900 + plct->tm_year),
(1 + plct->tm_mon),
plct->tm_mday,
plct->tm_hour,
plct->tm_min,
plct->tm_sec
);
#else
sprintf(
buf, dk4gra_pdf_ts_format,
(1900 + plct->tm_year),
(1 + plct->tm_mon),
plct->tm_mday,
plct->tm_hour,
plct->tm_min,
plct->tm_sec
);
#endif
#endif
#endif
}
int
dk4gra_pdf_timestamp(char *buf, size_t szbuf, dk4_er_t *erp)
{
#if DK4_ON_WINDOWS
/* +++ Windows +++ */
struct tm lct;
__time64_t timer;
/* --- Windows --- */
#else
/* +++ POSIX +++ */
struct tm lct;
#if !DK4_HAVE_LOCALTIME_R
struct tm *plct;
#endif
time_t timer;
/* --- POSIX --- */
#endif
int back = 0;
#if DK4_USE_ASSERT
assert(NULL != buf);
assert(14 < szbuf);
#endif
if ((NULL == buf) || (15 > szbuf)) {
dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
goto finished;
}
buf[0] = '\0';
#if DK4_ON_WINDOWS
/* +++ Windows +++ */
(void)_time64(&timer);
if (0 == _localtime64_s(&lct, &timer)) {
back = 1;
dk4gra_pdf_convert_timestamp(buf, szbuf, &lct);
}
/* --- Windows --- */
#else
/* +++ POSIX +++ */
(void)time(&timer);
#if DK4_HAVE_LOCALTIME_R
if (NULL != localtime_r(&timer, &lct)) {
back = 1;
dk4gra_pdf_convert_timestamp(buf, szbuf, &lct);
}
#else
dk4error_set_simple_error_code(erp, DK4_E_NOT_SUPPORTED);
#endif
/* --- POSIX --- */
#endif
finished:
return back;
}
/* vim: set ai sw=4 ts=4 : */
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