145 lines
3.9 KiB
Groff
145 lines
3.9 KiB
Groff
.TH "KDK_SYSTEM_GET_NOW_DATEFORMAT" 3 "Tue Sep 19 2023" "Linux Programmer's Manual" \"
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.SH NAME
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kdk_system_get_now_dateformat - 获取当前的日期格式
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.SH SYNOPSIS
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.nf
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.B #include <libkydate.h>
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.sp
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.BI "extern char* kdk_system_get_now_dateformat();"
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.sp
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Link with \fI\-lkydate\fP.
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.SH "Detailed Description"
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The main function of this interface is to obtain the current date format of the system.
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.PP
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.SH "RETURN VALUE"
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On success, returns the current date format with type of char*; The returned string needs to be released by
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.I free
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.
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.PP
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On error, return
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.BR NULL.
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.SH EXAMPLES
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.EX
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#include "libkydate.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <stdlib.h>
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#include <glib.h>
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#include <glib-object.h>
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int main()
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{
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int ret = kdk_system_set_long_dateformat("2230年3月4日");
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ret = kdk_system_set_short_dateformat("22/5/3");
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char *ld = kdk_system_get_longformat_date();
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printf("long res = %s\n", ld);
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free(ld);
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char *sd = kdk_system_get_shortformat_date();
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printf("short res = %s\n", sd);
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free(sd);
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char *ll = kdk_system_get_longformat();
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printf("longformat = %s\n", ll);
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free(ll);
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char *ss = kdk_system_get_shortformat();
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printf("shortformat = %s\n", ss);
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free(ss);
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struct tm ptr;
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ptr.tm_year = 2322;
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ptr.tm_mon = 9;
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ptr.tm_mday = 3;
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char *lt = kdk_system_longformat_transform(&ptr);
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printf("longformat_transform = %s\n", lt);
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free(lt);
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ptr.tm_year = 2022;
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ptr.tm_mon = 3;
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ptr.tm_mday = 2;
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char *st = kdk_system_shortformat_transform(&ptr);
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printf("shortformat_transform = %s\n", st);
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free(st);
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kdk_logn_dateinfo *info = kdk_system_login_lock_dateinfo("szm");
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printf("date = %s,time = %s,week = %s\n",info->date,info->time,info->week);
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kdk_free_logn_dateinfo(info);
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ptr.tm_hour = 19;
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ptr.tm_min = 3;
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ptr.tm_sec = 2;
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kdk_timeinfo *ti = kdk_system_timeformat_transform(&ptr);
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printf("time = %s, timesec = %s\n", ti->time, ti->timesec);
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kdk_free_timeinfo(ti);
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return 0;
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}
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.SH "CONFORMING TO"
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These functions are as per the withdrawn POSIX.1e draft specification.
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The following functions are Linux extensions:
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.BR kdk_system_get_dateformat (),
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.BR kdk_system_set_dateformat (),
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.BR kdk_system_set_24_timeformat (),
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.BR kdk_system_set_12_timeformat (),
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.BR kdk_system_get_now_timeformat (),
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.BR kdk_system_tran_dateformat (),
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.BR kdk_system_nowtime (),
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.BR kdk_system_nowdate (),
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.BR kdk_system_shortweek (),
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.BR kdk_system_longweek (),
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.BR kdk_system_second (),
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.BR kdk_system_logn_dateinfo (),
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.BR kdk_system_gjx_time (),
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.BR kdk_date_freeall (),
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.BR kdk_free_dateinfo (),
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.BR kdk_free_logn_dateinfo (),
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.BR kdk_system_set_long_dateformat (),
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.BR kdk_system_set_short_dateformat (),
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.BR kdk_system_get_longformat_date (),
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.BR kdk_system_get_shortformat_date (),
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.BR kdk_system_get_longformat (),
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.BR kdk_system_get_shortformat (),
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.BR kdk_system_longformat_transform (),
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.BR kdk_system_shortformat_transform (),
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.BR kdk_system_login_lock_dateinfo (),
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.BR kdk_system_timeformat_transform ()
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and
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.BR kdk_free_timeinfo ().
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.SH "SEE ALSO"
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.BR kdk_system_get_dateformat (3),
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.BR kdk_system_set_dateformat (3),
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.BR kdk_system_set_24_timeformat (3),
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.BR kdk_system_set_12_timeformat (3),
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.BR kdk_system_get_now_timeformat (3),
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.BR kdk_system_tran_dateformat (3),
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.BR kdk_system_nowtime (3),
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.BR kdk_system_nowdate (3),
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.BR kdk_system_shortweek (3),
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.BR kdk_system_longweek (3),
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.BR kdk_system_second (3),
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.BR kdk_system_logn_dateinfo (3),
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.BR kdk_system_gjx_time (3),
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.BR kdk_date_freeall (3),
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.BR kdk_free_dateinfo (3),
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.BR kdk_free_logn_dateinfo (3),
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.BR kdk_system_set_long_dateformat (3),
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.BR kdk_system_set_short_dateformat (3),
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.BR kdk_system_get_longformat_date (3),
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.BR kdk_system_get_shortformat_date (3),
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.BR kdk_system_get_longformat (3),
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.BR kdk_system_get_shortformat (3),
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.BR kdk_system_longformat_transform (3),
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.BR kdk_system_shortformat_transform (3),
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.BR kdk_system_login_lock_dateinfo (3),
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.BR kdk_system_timeformat_transform (3)
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and
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.BR kdk_free_timeinfo (3). |