X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8907154c1a8a6882c6797d1f16393ddfb23e7f3a..795b0f144495454aac0dc23e865f7a8f87f6dfa3:/src/msw/wince/time.cpp

diff --git a/src/msw/wince/time.cpp b/src/msw/wince/time.cpp
index 269333355d..6e6915b819 100644
--- a/src/msw/wince/time.cpp
+++ b/src/msw/wince/time.cpp
@@ -2,9 +2,9 @@
 // Name:        src/msw/wince/time.cpp
 // Purpose:     Implements missing time functionality for WinCE
 // Author:      Marco Cavallini (MCK) - wx@koansoftware.com
-// Modified by:
+// Modified by: Vadim Zeitlin for VC8 support
 // Created:     31-08-2003
-// RCS-ID:
+// RCS-ID:      $Id$
 // Copyright:   (c) Marco Cavallini
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
@@ -29,7 +29,518 @@
 #endif
 
 #include "wx/msw/wince/time.h"
-#include <winbase.h>
+
+#if defined(__VISUALC__) && (__VISUALC__ >= 1400)
+
+// VC8 does provide the time functions but not the standard ones
+#include <altcecrt.h>
+
+time_t __cdecl time(time_t *t)
+{
+    __time64_t t64;
+    if ( !_time64(&t64) )
+        return (time_t)-1;
+
+    if ( t )
+        *t = (time_t)t64;
+
+    return (time_t)t64;
+}
+
+time_t __cdecl mktime(struct tm *t)
+{
+    return (time_t)_mktime64(t);
+}
+
+#else // !VC8
+
+/////////////////////////////////////////////////////////////////////////////////////////////
+//                                                                                         //
+//                             strftime() - taken from OpenBSD                             //
+//                                                                                         //
+/////////////////////////////////////////////////////////////////////////////////////////////
+
+#define IN_NONE	0
+#define IN_SOME	1
+#define IN_THIS	2
+#define IN_ALL	3
+#define CHAR_BIT      8
+
+#define TYPE_BIT(type)	(sizeof (type) * CHAR_BIT)
+#define TYPE_SIGNED(type) (((type) -1) < 0)
+
+#define INT_STRLEN_MAXIMUM(type) \
+    ((TYPE_BIT(type) - TYPE_SIGNED(type)) * 302 / 1000 + 1 + TYPE_SIGNED(type))
+
+#define isleap(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0))
+
+#define MONSPERYEAR	12
+#define DAYSPERWEEK	7
+#define TM_YEAR_BASE	1900
+#define HOURSPERDAY	24
+#define DAYSPERNYEAR	365
+#define DAYSPERLYEAR	366
+
+static char		wildabbr[] = "WILDABBR";
+
+char *			tzname[2] = {
+	wildabbr,
+	wildabbr
+};
+
+
+#define Locale	(&C_time_locale)
+
+struct lc_time_T {
+	const char *	mon[MONSPERYEAR];
+	const char *	month[MONSPERYEAR];
+	const char *	wday[DAYSPERWEEK];
+	const char *	weekday[DAYSPERWEEK];
+	const char *	X_fmt;
+	const char *	x_fmt;
+	const char *	c_fmt;
+	const char *	am;
+	const char *	pm;
+	const char *	date_fmt;
+};
+
+static const struct lc_time_T	C_time_locale = {
+	{
+		"Jan", "Feb", "Mar", "Apr", "May", "Jun",
+		"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
+	}, {
+		"January", "February", "March", "April", "May", "June",
+		"July", "August", "September", "October", "November", "December"
+	}, {
+		"Sun", "Mon", "Tue", "Wed",
+		"Thu", "Fri", "Sat"
+	}, {
+		"Sunday", "Monday", "Tuesday", "Wednesday",
+		"Thursday", "Friday", "Saturday"
+	},
+
+	/* X_fmt */
+	"%H:%M:%S",
+
+	/*
+	** x_fmt
+	** C99 requires this format.
+	** Using just numbers (as here) makes Quakers happier;
+	** it's also compatible with SVR4.
+	*/
+	"%m/%d/%y",
+
+	/*
+	** c_fmt
+	** C99 requires this format.
+	** Previously this code used "%D %X", but we now conform to C99.
+	** Note that
+	**      "%a %b %d %H:%M:%S %Y"
+	** is used by Solaris 2.3.
+	*/
+	"%a %b %e %T %Y",
+
+	/* am */
+	"AM",
+
+	/* pm */
+	"PM",
+
+	/* date_fmt */
+	"%a %b %e %H:%M:%S %Z %Y"
+};
+
+
+static char *
+_add(const char * str, char * pt, const char * const ptlim)
+{
+	while (pt < ptlim && (*pt = *str++) != '\0')
+		++pt;
+	return pt;
+}
+
+
+static char *
+_conv(const int n, const char * const format, char * const pt, const char * const ptlim)
+{
+	char	buf[INT_STRLEN_MAXIMUM(int) + 1];
+
+	(void) _snprintf(buf, sizeof buf, format, n);
+	return _add(buf, pt, ptlim);
+}
+
+
+static char *
+_fmt(const char * format, const struct tm * const t, char * pt, const char * const ptlim, int * warnp)
+{
+	for ( ; *format; ++format) {
+		if (*format == '%') {
+label:
+			switch (*++format) {
+			case '\0':
+				--format;
+				break;
+			case 'A':
+				pt = _add((t->tm_wday < 0 ||
+					t->tm_wday >= DAYSPERWEEK) ?
+					"?" : Locale->weekday[t->tm_wday],
+					pt, ptlim);
+				continue;
+			case 'a':
+				pt = _add((t->tm_wday < 0 ||
+					t->tm_wday >= DAYSPERWEEK) ?
+					"?" : Locale->wday[t->tm_wday],
+					pt, ptlim);
+				continue;
+			case 'B':
+				pt = _add((t->tm_mon < 0 ||
+					t->tm_mon >= MONSPERYEAR) ?
+					"?" : Locale->month[t->tm_mon],
+					pt, ptlim);
+				continue;
+			case 'b':
+			case 'h':
+				pt = _add((t->tm_mon < 0 ||
+					t->tm_mon >= MONSPERYEAR) ?
+					"?" : Locale->mon[t->tm_mon],
+					pt, ptlim);
+				continue;
+			case 'C':
+				/*
+				** %C used to do a...
+				**	_fmt("%a %b %e %X %Y", t);
+				** ...whereas now POSIX 1003.2 calls for
+				** something completely different.
+				** (ado, 1993-05-24)
+				*/
+				pt = _conv((t->tm_year + TM_YEAR_BASE) / 100,
+					"%02d", pt, ptlim);
+				continue;
+			case 'c':
+				{
+				int warn2 = IN_SOME;
+
+				pt = _fmt(Locale->c_fmt, t, pt, ptlim, warnp);
+				if (warn2 == IN_ALL)
+					warn2 = IN_THIS;
+				if (warn2 > *warnp)
+					*warnp = warn2;
+				}
+				continue;
+			case 'D':
+				pt = _fmt("%m/%d/%y", t, pt, ptlim, warnp);
+				continue;
+			case 'd':
+				pt = _conv(t->tm_mday, "%02d", pt, ptlim);
+				continue;
+			case 'E':
+			case 'O':
+				/*
+				** C99 locale modifiers.
+				** The sequences
+				**	%Ec %EC %Ex %EX %Ey %EY
+				**	%Od %oe %OH %OI %Om %OM
+				**	%OS %Ou %OU %OV %Ow %OW %Oy
+				** are supposed to provide alternate
+				** representations.
+				*/
+				goto label;
+			case 'e':
+				pt = _conv(t->tm_mday, "%2d", pt, ptlim);
+				continue;
+			case 'F':
+				pt = _fmt("%Y-%m-%d", t, pt, ptlim, warnp);
+				continue;
+			case 'H':
+				pt = _conv(t->tm_hour, "%02d", pt, ptlim);
+				continue;
+			case 'I':
+				pt = _conv((t->tm_hour % 12) ?
+					(t->tm_hour % 12) : 12,
+					"%02d", pt, ptlim);
+				continue;
+			case 'j':
+				pt = _conv(t->tm_yday + 1, "%03d", pt, ptlim);
+				continue;
+			case 'k':
+				/*
+				** This used to be...
+				**	_conv(t->tm_hour % 12 ?
+				**		t->tm_hour % 12 : 12, 2, ' ');
+				** ...and has been changed to the below to
+				** match SunOS 4.1.1 and Arnold Robbins'
+				** strftime version 3.0.  That is, "%k" and
+				** "%l" have been swapped.
+				** (ado, 1993-05-24)
+				*/
+				pt = _conv(t->tm_hour, "%2d", pt, ptlim);
+				continue;
+#ifdef KITCHEN_SINK
+			case 'K':
+				/*
+				** After all this time, still unclaimed!
+				*/
+				pt = _add("kitchen sink", pt, ptlim);
+				continue;
+#endif /* defined KITCHEN_SINK */
+			case 'l':
+				/*
+				** This used to be...
+				**	_conv(t->tm_hour, 2, ' ');
+				** ...and has been changed to the below to
+				** match SunOS 4.1.1 and Arnold Robbin's
+				** strftime version 3.0.  That is, "%k" and
+				** "%l" have been swapped.
+				** (ado, 1993-05-24)
+				*/
+				pt = _conv((t->tm_hour % 12) ?
+					(t->tm_hour % 12) : 12,
+					"%2d", pt, ptlim);
+				continue;
+			case 'M':
+				pt = _conv(t->tm_min, "%02d", pt, ptlim);
+				continue;
+			case 'm':
+				pt = _conv(t->tm_mon + 1, "%02d", pt, ptlim);
+				continue;
+			case 'n':
+				pt = _add("\n", pt, ptlim);
+				continue;
+			case 'p':
+				pt = _add((t->tm_hour >= (HOURSPERDAY / 2)) ?
+					Locale->pm :
+					Locale->am,
+					pt, ptlim);
+				continue;
+			case 'R':
+				pt = _fmt("%H:%M", t, pt, ptlim, warnp);
+				continue;
+			case 'r':
+				pt = _fmt("%I:%M:%S %p", t, pt, ptlim, warnp);
+				continue;
+			case 'S':
+				pt = _conv(t->tm_sec, "%02d", pt, ptlim);
+				continue;
+			case 's':
+				{
+					struct tm	tm;
+					char		buf[INT_STRLEN_MAXIMUM(
+								time_t) + 1];
+					time_t		mkt;
+
+					tm = *t;
+					mkt = mktime(&tm);
+					if (TYPE_SIGNED(time_t))
+						(void) _snprintf(buf, sizeof buf,
+						    "%ld", (long) mkt);
+					else	(void) _snprintf(buf, sizeof buf,
+						    "%lu", (unsigned long) mkt);
+					pt = _add(buf, pt, ptlim);
+				}
+				continue;
+			case 'T':
+				pt = _fmt("%H:%M:%S", t, pt, ptlim, warnp);
+				continue;
+			case 't':
+				pt = _add("\t", pt, ptlim);
+				continue;
+			case 'U':
+				pt = _conv((t->tm_yday + DAYSPERWEEK -
+					t->tm_wday) / DAYSPERWEEK,
+					"%02d", pt, ptlim);
+				continue;
+			case 'u':
+				/*
+				** From Arnold Robbins' strftime version 3.0:
+				** "ISO 8601: Weekday as a decimal number
+				** [1 (Monday) - 7]"
+				** (ado, 1993-05-24)
+				*/
+				pt = _conv((t->tm_wday == 0) ?
+					DAYSPERWEEK : t->tm_wday,
+					"%d", pt, ptlim);
+				continue;
+			case 'V':	/* ISO 8601 week number */
+			case 'G':	/* ISO 8601 year (four digits) */
+			case 'g':	/* ISO 8601 year (two digits) */
+				{
+					int	year;
+					int	yday;
+					int	wday;
+					int	w;
+
+					year = t->tm_year + TM_YEAR_BASE;
+					yday = t->tm_yday;
+					wday = t->tm_wday;
+					for ( ; ; ) {
+						int	len;
+						int	bot;
+						int	top;
+
+						len = isleap(year) ?
+							DAYSPERLYEAR :
+							DAYSPERNYEAR;
+						/*
+						** What yday (-3 ... 3) does
+						** the ISO year begin on?
+						*/
+						bot = ((yday + 11 - wday) %
+							DAYSPERWEEK) - 3;
+						/*
+						** What yday does the NEXT
+						** ISO year begin on?
+						*/
+						top = bot -
+							(len % DAYSPERWEEK);
+						if (top < -3)
+							top += DAYSPERWEEK;
+						top += len;
+						if (yday >= top) {
+							++year;
+							w = 1;
+							break;
+						}
+						if (yday >= bot) {
+							w = 1 + ((yday - bot) /
+								DAYSPERWEEK);
+							break;
+						}
+						--year;
+						yday += isleap(year) ?
+							DAYSPERLYEAR :
+							DAYSPERNYEAR;
+					}
+					if (*format == 'V')
+						pt = _conv(w, "%02d",
+							pt, ptlim);
+					else if (*format == 'g') {
+						*warnp = IN_ALL;
+						pt = _conv(year % 100, "%02d",
+							pt, ptlim);
+					} else	pt = _conv(year, "%04d",
+							pt, ptlim);
+				}
+				continue;
+			case 'v':
+				pt = _fmt("%e-%b-%Y", t, pt, ptlim, warnp);
+				continue;
+			case 'W':
+				pt = _conv((t->tm_yday + DAYSPERWEEK -
+					(t->tm_wday ?
+					(t->tm_wday - 1) :
+					(DAYSPERWEEK - 1))) / DAYSPERWEEK,
+					"%02d", pt, ptlim);
+				continue;
+			case 'w':
+				pt = _conv(t->tm_wday, "%d", pt, ptlim);
+				continue;
+			case 'X':
+				pt = _fmt(Locale->X_fmt, t, pt, ptlim, warnp);
+				continue;
+			case 'x':
+				{
+				int	warn2 = IN_SOME;
+
+				pt = _fmt(Locale->x_fmt, t, pt, ptlim, &warn2);
+				if (warn2 == IN_ALL)
+					warn2 = IN_THIS;
+				if (warn2 > *warnp)
+					*warnp = warn2;
+				}
+				continue;
+			case 'y':
+				*warnp = IN_ALL;
+				pt = _conv((t->tm_year + TM_YEAR_BASE) % 100,
+					"%02d", pt, ptlim);
+				continue;
+			case 'Y':
+				pt = _conv(t->tm_year + TM_YEAR_BASE, "%04d",
+					pt, ptlim);
+				continue;
+			case 'Z':
+				if (t->tm_isdst >= 0)
+					pt = _add(tzname[t->tm_isdst != 0],
+						pt, ptlim);
+				/*
+				** C99 says that %Z must be replaced by the
+				** empty string if the time zone is not
+				** determinable.
+				*/
+				continue;
+			case 'z':
+				{
+				int		diff = -timezone;
+				char const *	sign;
+
+				if (diff < 0) {
+					sign = "-";
+					diff = -diff;
+				} else	sign = "+";
+				pt = _add(sign, pt, ptlim);
+				diff /= 60;
+				pt = _conv((diff/60)*100 + diff%60,
+					"%04d", pt, ptlim);
+				}
+				continue;
+			case '+':
+				pt = _fmt(Locale->date_fmt, t, pt, ptlim,
+					warnp);
+				continue;
+			case '%':
+			default:
+				break;
+			}
+		}
+		if (pt == ptlim)
+			break;
+		*pt++ = *format;
+	}
+	return pt;
+}
+
+size_t
+strftime(char * const s, const size_t maxsize, const char *format, const struct tm * const t)
+{
+	char *	p;
+	int	warn;
+
+	//tzset();
+
+	warn = IN_NONE;
+	p = _fmt(((format == NULL) ? "%c" : format), t, s, s + maxsize, &warn);
+
+	if (p == s + maxsize) {
+		if (maxsize > 0)
+			s[maxsize - 1] = '\0';
+		return 0;
+	}
+	*p = '\0';
+	return p - s;
+}
+
+extern "C"
+{
+
+/* Not needed in VS Studio 2005 */
+
+size_t wcsftime(wchar_t *s,
+                const size_t maxsize,
+                const wchar_t *format,
+                const struct tm *t)
+{
+    wxCharBuffer sBuf(maxsize/sizeof(wchar_t));
+
+    wxString formatStr(format);
+    wxCharBuffer bufFormatStr(formatStr.mb_str());
+
+    size_t sz = strftime(sBuf.data(), maxsize/sizeof(wchar_t), bufFormatStr, t);
+
+    wxMB2WC(s, sBuf, maxsize);
+
+    return sz;
+}
+
+} /* extern "C" */
 
 #define is_leap(y)   (y % 4 == 0 && (y % 100 != 0 || y % 400 == 0))
 #define SECONDS_IN_ONE_MINUTE      60
@@ -138,6 +649,20 @@ struct tm * __cdecl gmtime(const time_t *t)
 ////////////////////////////////////////////////////////////////////////
 static time_t __cdecl common_tm_to_time(int day, int month, int year, int hour, int minute, int second)
 {
+#if 1
+    // Use mktime since it seems less broken
+    tm t;
+    t.tm_isdst = -1;
+    t.tm_hour = hour;
+    t.tm_mday = day;
+    t.tm_min = minute;
+    t.tm_mon = month-1;
+    t.tm_sec = second;
+    t.tm_wday = -1;
+    t.tm_yday = -1;
+    t.tm_year = year - 1900;
+    return mktime(& t);
+#else
     time_t prog = 0 ;
     static int mdays[12] = { 31,28,31,30,31,30,31,31,30,31,30,31 } ;
 
@@ -158,6 +683,7 @@ static time_t __cdecl common_tm_to_time(int day, int month, int year, int hour,
                                SECONDS_IN_ONE_MIN + second) ;
 
     return prog ;
+#endif
 }
 
 extern "C"
@@ -187,18 +713,50 @@ time_t __cdecl time(time_t *t)
 ////////////////////////////////////////////////////////////////////////
 // Converts the local time provided by struct tm
 // into a time_t calendar value
+// Implementation from OpenBSD
 ////////////////////////////////////////////////////////////////////////
-time_t __cdecl mktime(struct tm *t)
-{
-    return (common_tm_to_time(t->tm_mday, t->tm_mon+1, t->tm_year+1900, t->tm_hour, t->tm_min, t->tm_sec)) ;
-}
 
+#if 1
+int month_to_day[12] = {0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334};
 
-size_t __cdecl wcsftime(wchar_t *, size_t, const wchar_t *, const struct tm *)
+time_t mktime(struct tm *t)
 {
-    // TODO : maybe copy something from wxString::Printf
+        short  month, year;
+        time_t result;
+
+        month = t->tm_mon;
+        year = t->tm_year + month / 12 + 1900;
+        month %= 12;
+        if (month < 0)
+        {
+                year -= 1;
+                month += 12;
+        }
+        result = (year - 1970) * 365 + (year - 1969) / 4 + month_to_day[month];
+        result = (year - 1970) * 365 + month_to_day[month];
+        if (month <= 1)
+                year -= 1;
+        result += (year - 1968) / 4;
+        result -= (year - 1900) / 100;
+        result += (year - 1600) / 400;
+        result += t->tm_mday;
+        result -= 1;
+        result *= 24;
+        result += t->tm_hour;
+        result *= 60;
+        result += t->tm_min;
+        result *= 60;
+        result += t->tm_sec;
+        return(result);
+}
 
-    return 0;
+#else
+time_t __cdecl mktime(struct tm *t)
+{
+    return (common_tm_to_time(t->tm_mday, t->tm_mon+1, t->tm_year+1900, t->tm_hour, t->tm_min, t->tm_sec)) ;
 }
+#endif
 
 } // extern "C"
+
+#endif // VC8/!VC8