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Diffstat (limited to 'private/crt32/time/ftime.c')
| -rw-r--r-- | private/crt32/time/ftime.c | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/private/crt32/time/ftime.c b/private/crt32/time/ftime.c new file mode 100644 index 000000000..c1e04f5a1 --- /dev/null +++ b/private/crt32/time/ftime.c @@ -0,0 +1,107 @@ +/*** +*ftime.c - OS/2 return system time +* +* Copyright (c) 1985-1993, Microsoft Corporation. All rights reserved. +* +*Purpose: +* Returns the system date/time in a structure form. +* +*Revision History: +* 03-??-84 RLB initial version +* 05-17-86 SKS ported to OS/2 +* 03-09-87 SKS correct Daylight Savings Time flag +* 11-18-87 SKS Change tzset() to __tzset() +* 12-11-87 JCR Added "_LOAD_DS" to declaration +* 10-03-88 JCR 386: Change DOS calls to SYS calls +* 10-04-88 JCR 386: Removed 'far' keyword +* 10-10-88 GJF Made API names match DOSCALLS.H +* 04-12-89 JCR New syscall interface +* 05-25-89 JCR 386 OS/2 calls use '_syscall' calling convention +* 03-20-90 GJF Replaced _LOAD_DS with _CALLTYPE1, added #include +* <cruntime.h>, removed some leftover 16-bit support +* and fixed the copyright. Also, cleaned up the +* formatting a bit. +* 07-25-90 SBM Removed '32' from API names +* 08-13-90 SBM Compiles cleanly with -W3 +* 08-20-90 SBM Removed old incorrect, redundant tp->dstflag assignment +* 10-04-90 GJF New-style function declarator. +* 12-04-90 SRW Changed to include <oscalls.h> instead of <doscalls.h> +* 12-06-90 SRW Added _CRUISER_ and _WIN32 conditionals. +* 01-21-91 GJF ANSI naming. +* 01-23-92 GJF Change in time zone field name for Win32, to support +* crtdll.dll [_WIN32_]. +* 03-30-93 GJF Revised to use mktime(). Also purged Cruiser support. +* 06-08-93 SKS Change "tmzone" back to "timezone". See h/sys/timeb.h. +* 07-15-93 GJF Call __tzset() instead of _tzset(). +* +*******************************************************************************/ + +#ifndef _POSIX_ + +#include <cruntime.h> +#include <sys/types.h> +#include <sys/timeb.h> +#include <time.h> +#include <dostypes.h> +#include <msdos.h> +#include <dos.h> +#include <stdlib.h> +#include <oscalls.h> +#include <internal.h> + +/*** +*void _ftime(timeptr) - return DOS time in a structure +* +*Purpose: +* returns the current DOS time in a struct timeb structure +* +*Entry: +* struct timeb *timeptr - structure to fill in with time +* +*Exit: +* no return value -- fills in structure +* +*Exceptions: +* +*******************************************************************************/ + +void _CRTAPI1 _ftime ( + struct _timeb *tp + ) +{ + struct tm tb; + SYSTEMTIME dt; + + __tzset(); + + /* + * NOTE: The "timezone" field was renamed "tmzone" for a while because + * of the conflict with the global variable "_timezone". Since we use + * #define to alias the old name "timezone" to "_timezone" and to + * alias _timezone to (*_timezone_dll) in the CRTDLL model, we cannot + * compatibility in both areas. See sys/timeb.h for more information. + */ + tp->timezone = (short)(_timezone / 60); + + GetLocalTime(&dt); + + tp->millitm = (unsigned short)(dt.wMilliseconds); + + tb.tm_year = dt.wYear - 1900; + tb.tm_mday = dt.wDay; + tb.tm_mon = dt.wMonth - 1; + tb.tm_hour = dt.wHour; + tb.tm_min = dt.wMinute; + tb.tm_sec = dt.wSecond; + tb.tm_isdst = -1; + + /* + * Call mktime() to compute time_t value and Daylight Savings Time + * flag. + */ + tp->time = mktime(&tb); + + tp->dstflag = (short)(tb.tm_isdst); +} + +#endif /* _POSIX_ */ |