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Avoid conflict with win32 headers in the libdate routines. (#323045,

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2005-12-06  Matthias Clasen  <mclasen@redhat.com>

	* gtk/gtkcalendar.c: Avoid conflict with win32 headers in
	the libdate routines.  (#323045, Kazuki Iwamoto)
This commit is contained in:
Matthias Clasen
2005-12-06 17:07:55 +00:00
committed by Matthias Clasen
parent 73696ef8be
commit 3784db9b52
3 changed files with 50 additions and 51 deletions
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95
gtk/gtkcalendar.c
View File

@ -63,46 +63,39 @@
#include "gtkalias.h"
/***************************************************************************/
/* The following date routines are taken from the lib_date package. Keep
* them separate in case we want to update them if a newer lib_date comes
* out with fixes. */
/* The following date routines are taken from the lib_date package.
* They have been minimally edited to avoid conflict with types defined
* in win32 headers.
*/
typedef unsigned int N_int;
typedef unsigned long N_long;
typedef signed long Z_long;
typedef enum { false = FALSE , true = TRUE } boolean;
#define and && /* logical (boolean) operators: lower case */
#define or ||
static const N_int month_length[2][13] =
static const guint month_length[2][13] =
{
{ 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 },
{ 0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 }
};
static const N_int days_in_months[2][14] =
static const guint days_in_months[2][14] =
{
{ 0, 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 },
{ 0, 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366 }
};
static Z_long calc_days(N_int year, N_int mm, N_int dd);
static N_int day_of_week(N_int year, N_int mm, N_int dd);
static Z_long dates_difference(N_int year1, N_int mm1, N_int dd1,
N_int year2, N_int mm2, N_int dd2);
static N_int weeks_in_year(N_int year);
static glong calc_days(guint year, guint mm, guint dd);
static guint day_of_week(guint year, guint mm, guint dd);
static glong dates_difference(guint year1, guint mm1, guint dd1,
guint year2, guint mm2, guint dd2);
static guint weeks_in_year(guint year);
static boolean
leap(N_int year)
static gboolean
leap (guint year)
{
return((((year % 4) == 0) and ((year % 100) != 0)) or ((year % 400) == 0));
return((((year % 4) == 0) && ((year % 100) != 0)) || ((year % 400) == 0));
}
static N_int
day_of_week(N_int year, N_int mm, N_int dd)
static guint
day_of_week (guint year, guint mm, guint dd)
{
Z_long days;
glong days;
days = calc_days(year, mm, dd);
if (days > 0L)
@ -111,53 +104,53 @@ day_of_week(N_int year, N_int mm, N_int dd)
days %= 7L;
days++;
}
return( (N_int) days );
return( (guint) days );
}
static N_int weeks_in_year(N_int year)
static guint weeks_in_year(guint year)
{
return(52 + ((day_of_week(year,1,1)==4) or (day_of_week(year,12,31)==4)));
return(52 + ((day_of_week(year,1,1)==4) || (day_of_week(year,12,31)==4)));
}
static boolean
check_date(N_int year, N_int mm, N_int dd)
static gboolean
check_date(guint year, guint mm, guint dd)
{
if (year < 1) return(false);
if ((mm < 1) or (mm > 12)) return(false);
if ((dd < 1) or (dd > month_length[leap(year)][mm])) return(false);
return(true);
if (year < 1) return FALSE;
if ((mm < 1) || (mm > 12)) return FALSE;
if ((dd < 1) || (dd > month_length[leap(year)][mm])) return FALSE;
return TRUE;
}
static N_int
week_number(N_int year, N_int mm, N_int dd)
static guint
week_number(guint year, guint mm, guint dd)
{
N_int first;
guint first;
first = day_of_week(year,1,1) - 1;
return( (N_int) ( (dates_difference(year,1,1, year,mm,dd) + first) / 7L ) +
return( (guint) ( (dates_difference(year,1,1, year,mm,dd) + first) / 7L ) +
(first < 4) );
}
static Z_long
year_to_days(N_int year)
static glong
year_to_days(guint year)
{
return( year * 365L + (year / 4) - (year / 100) + (year / 400) );
}
static Z_long
calc_days(N_int year, N_int mm, N_int dd)
static glong
calc_days(guint year, guint mm, guint dd)
{
boolean lp;
gboolean lp;
if (year < 1) return(0L);
if ((mm < 1) or (mm > 12)) return(0L);
if ((dd < 1) or (dd > month_length[(lp = leap(year))][mm])) return(0L);
if ((mm < 1) || (mm > 12)) return(0L);
if ((dd < 1) || (dd > month_length[(lp = leap(year))][mm])) return(0L);
return( year_to_days(--year) + days_in_months[lp][mm] + dd );
}
static boolean
week_of_year(N_int *week, N_int *year, N_int mm, N_int dd)
static gboolean
week_of_year(guint *week, guint *year, guint mm, guint dd)
{
if (check_date(*year,mm,dd))
{
@ -169,14 +162,14 @@ week_of_year(N_int *week, N_int *year, N_int mm, N_int dd)
*week = 1;
(*year)++;
}
return(true);
return TRUE;
}
return(false);
return FALSE;
}
static Z_long
dates_difference(N_int year1, N_int mm1, N_int dd1,
N_int year2, N_int mm2, N_int dd2)
static glong
dates_difference(guint year1, guint mm1, guint dd1,
guint year2, guint mm2, guint dd2)
{
return( calc_days(year2, mm2, dd2) - calc_days(year1, mm1, dd1) );
}