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Fixed a stupid bug in time conversion code that generated abnormally high

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build numbers.

svn path=/trunk/; revision=954
This commit is contained in:
Emanuele Aliberti 2000-01-22 14:25:48 +00:00
parent 0ab77c8e74
commit 5415f6f333
2 changed files with 66 additions and 12 deletions
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4
reactos/apps/utils/buildno/Makefile
View file

@ -1,4 +1,4 @@
# $Id: Makefile,v 1.3 1999/11/12 12:01:09 dwelch Exp $
# $Id: Makefile,v 1.4 2000/01/22 14:25:48 ea Exp $
#
BASE_CFLAGS = -I../../include
@ -6,7 +6,7 @@ TARGETNAME=buildno
CLEAN_FILES= $(TARGETNAME).o $(TARGETNAME)$(EXE_POSTFIX) $(TARGETNAME).sym
all: $(TARGETNAME)$(EXE_POSTFIX)
$(EXE_PREFIX)$(TARGETNAME)$(EXE_POSTFIX) -q
$(EXE_PREFIX)$(TARGETNAME)$(EXE_POSTFIX)
$(TARGETNAME)$(EXE_POSTFIX): $(TARGETNAME).c ../../include/reactos/version.h

74
reactos/apps/utils/buildno/buildno.c
View file

@ -1,16 +1,18 @@
/* $Id: buildno.c,v 1.2 1999/12/26 20:21:02 ea Exp $
/* $Id: buildno.c,v 1.3 2000/01/22 14:25:48 ea Exp $
*
* buildno - Generate the build number for ReactOS
*
* Copyright (c) 1999 Emanuele Aliberti
* Copyright (c) 1999,2000 Emanuele Aliberti
*
* License: GNU GPL
*
* It assumes the last release date is defined in
* <reactos/version.h> as a macro named
*
* KERNEL_RELEASE_DATE
*
* as a 32-bit unsigned long YYYYMMDD (UTC).
* as a 32-bit unsigned long YYYYMMDD (UTC;
* MM=01-12; DD=01-31).
*
* The build number is the number of full days
* elapsed since the last release date (UTC).
@ -18,8 +20,15 @@
* The build number is stored in the file
* <reactos/buildno.h> as a set of macros:
*
* KERNEL_VERSION_BUILD
* KERNEL_VERSION_BUILD_STR
* KERNEL_VERSION_BUILD base 10 number
* KERNEL_VERSION_BUILD_STR C string
* KERNEL_VERSION_BUILD_RC RC string
*
* REVISIONS
* ---------
* 2000-01-22 (ea)
* Fixed bugs: tm_year is (current_year - 1900),
* tm_month is 0-11 not 1-12 and code ignored TZ.
*/
#include <stdio.h>
#include <stdlib.h>
@ -34,6 +43,22 @@
static char * argv0 = "";
#ifdef DBG
void
tm_dump (const char *tag, struct tm * t)
{
printf ("%s->tm_sec = %d\n", tag, t->tm_sec);
printf ("%s->tm_min = %d\n", tag, t->tm_min);
printf ("%s->tm_hour = %d\n", tag, t->tm_hour);
printf ("%s->tm_mday = %d\n", tag, t->tm_mday);
printf ("%s->tm_mon = %d\n", tag, t->tm_mon);
printf ("%s->tm_year = %d\n", tag, t->tm_year);
printf ("%s->tm_wday = %d\n", tag, t->tm_wday);
printf ("%s->tm_yday = %d\n", tag, t->tm_yday);
printf ("%s->tm_isdst = %d\n\n", tag, t->tm_isdst);
}
#endif
int
elapsed_days (
@ -131,7 +156,7 @@ usage (void)
{
fprintf (
stderr,
"Usage: %s [-q]\n",
"Usage: %s [-q]\n\n -q quiet mode\n",
argv0
);
exit (EXIT_SUCCESS);
@ -179,6 +204,10 @@ main (int argc, char * argv [])
default:
usage ();
}
/*
* Set TZ information.
*/
tzset ();
/*
* We are building TODAY!
*/
@ -209,25 +238,50 @@ Last release: %4d-%02d-%02d\n",
day
);
}
t0_tm.tm_year = year - ((year > 1999) ? 2000 : 1900);
t0_tm.tm_mon = month;
#ifdef DBG
tm_dump ("t0", & t0_tm);
#endif
t0_tm.tm_year = (year - 1900);
t0_tm.tm_mon = --month; /* 0-11 */
t0_tm.tm_mday = day;
t0_tm.tm_hour = 0;
t0_tm.tm_min = 0;
t0_tm.tm_sec = 1;
t0_tm.tm_isdst = -1;
t0 = mktime (& t0_tm);
#ifdef DBG
tm_dump ("t0", & t0_tm);
#endif
if (-1 == (t0 = mktime (& t0_tm)))
{
fprintf (
stderr,
"%s: can not convert release date!\n",
argv[0]
);
return EXIT_FAILURE;
}
time (& t1); /* current build time */
t1_tm = gmtime (& t1);
#ifdef DBG
tm_dump ("t1", t1_tm);
#endif
t1_tm->tm_year +=
(t1_tm->tm_year < 70)
? 2000
: 1900;
#ifdef DBG
tm_dump ("t1", t1_tm);
#endif
if (FALSE == quiet)
{
printf (
"Current date: %4d-%02d-%02d\n\n",
t1_tm->tm_year,
t1_tm->tm_mon,
(t1_tm->tm_mon + 1),
t1_tm->tm_mday
);
}