/usr/include/GNUstep/Foundation/NSDate.h is in libgnustep-base-dev 1.25.1-2ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 | /* Interface for NSDate for GNUStep
Copyright (C) 1994, 1996, 1999 Free Software Foundation, Inc.
This file is part of the GNUstep Base Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02111 USA.
*/
#ifndef __NSDate_h_GNUSTEP_BASE_INCLUDE
#define __NSDate_h_GNUSTEP_BASE_INCLUDE
#import <GNUstepBase/GSVersionMacros.h>
#import <Foundation/NSObjCRuntime.h>
#if defined(__cplusplus)
extern "C" {
#endif
GS_EXPORT NSString * const NSSystemClockDidChangeNotification;
/**
* Time interval difference between two dates, in seconds.
*/
typedef double NSTimeInterval;
/**
* Time interval between the unix standard reference date of 1 January 1970
* and the OpenStep reference date of 1 January 2001<br />
* This number comes from:<br />
* (((31 years * 365 days) + 8 days for leap years) = total number of days<br />
* 24 hours * 60 minutes * 60 seconds)<br />
* This ignores leap-seconds.
*/
GS_EXPORT const NSTimeInterval NSTimeIntervalSince1970;
#import <Foundation/NSObject.h>
@class NSArray;
@class NSCalendarDate;
@class NSData;
@class NSDictionary;
@class NSString;
@class NSTimeZone;
@class NSTimeZoneDetail;
@interface NSDate : NSObject <NSCoding,NSCopying>
{
}
/** Returns an autoreleased instance with the current date/time.
*/
+ (id) date;
#if OS_API_VERSION(GS_API_MACOSX, GS_API_LATEST)
/** Returns an autoreleased instance representing the date and time given
* by string. The value of string may be a 'natural' specification as
* specified by the preferences in the user defaults database, allowing
* phrases like 'last tuesday'
*/
+ (id) dateWithNaturalLanguageString: (NSString*)string;
/**
* <p>Returns an autoreleased instance representing the date and time given
* by string. The value of string may be a 'natural' specification as
* specified by the preferences in the user defaults database, allowing
* phrases like 'last tuesday'
* </p>
* The locale contains keys such as -
* <deflist>
* <term>NSDateTimeOrdering</term>
* <desc>Controls the use of ambiguous numbers. This is done as a
* sequence of the letters D(ay), M(onth), Y(ear), and H(our).
* YMDH means that the first number encountered is assumed to be a
* year, the second a month, the third a day, and the last an hour.
* </desc>
* <term>NSEarlierTimeDesignations</term>
* <desc>An array of strings for times in the past.<br />
* Defaults are <em>ago</em>, <em>last</em>, <em>past</em>, <em>prior</em>
* </desc>
* <term>NSHourNameDesignations</term>
* <desc>An array of arrays of strings identifying the time of day.
* Each array has an hour as its first value, and one or more words
* as subsequent values.<br />
* Defaults are: (0, midnight), (10, morning), (12, noon, lunch),
* (14, afternoon), (19, dinner).
* </desc>
* <term>NSLaterTimeDesignations</term>
* <desc>An array of strings for times in the future.<br />
* Default is <em>next</em>
* </desc>
* <term>NSNextDayDesignations</term>
* <desc>The day after today. Default is <em>tomorrow.</em>
* </desc>
* <term>NSNextNextDayDesignations</term>
* <desc>The day after tomorrow. Default is <em>nextday.</em>
* </desc>
* <term>NSPriorDayDesignations</term>
* <desc>The day before today. Default is <em>yesterday.</em>
* </desc>
* <term>NSThisDayDesignations</term>
* <desc>Identifies the current day. Default is <em>today.</em>
* </desc>
* <term>NSYearMonthWeekDesignations</term>
* <desc>An array giving the word for year, month, and week.<br />
* Defaults are <em>year</em>, <em>month</em> and <em>week</em>.
* </desc>
* </deflist>
*/
+ (id) dateWithNaturalLanguageString: (NSString*)string
locale: (NSDictionary*)locale;
#endif
/** Returns an autoreleased instance with the date and time value given
* by the string using the ISO standard format YYYY-MM-DD HH:MM:SS +/-HHHMM
* (all the fields of which must be present).
*/
+ (id) dateWithString: (NSString*)description;
#if OS_API_VERSION(MAC_OS_X_VERSION_10_6,GS_API_LATEST)
/** Returns an autoreleased NSDate instance whose value is offset from
* that of the given date by the specified interval in seconds.
*/
+ (id) dateWithTimeInterval: (NSTimeInterval)seconds sinceDate: (NSDate*)date;
#endif
/** Returns an autoreleased instance with the offset from the unix system
* reference date of 1 January 1970, GMT.
*/
+ (id) dateWithTimeIntervalSince1970: (NSTimeInterval)seconds;
/** Returns an autoreleased instance with the offset from the current
* date/time given by seconds (which may be fractional).
*/
+ (id) dateWithTimeIntervalSinceNow: (NSTimeInterval)seconds;
/** Returns an autoreleased instance with the offset from the OpenStep
* reference date of 1 January 2001, GMT.
*/
+ (id) dateWithTimeIntervalSinceReferenceDate: (NSTimeInterval)seconds;
/** Returns an autoreleased instance with the date/time set in the far
* past.
*/
+ (id) distantPast;
/** Returns an autoreleased instance with the date/time set in the far
* future.
*/
+ (id) distantFuture;
/** Returns the time interval between the reference date and the current
* time.
*/
+ (NSTimeInterval) timeIntervalSinceReferenceDate;
/** Returns an autorelease date instance formed by adding the specified
* time interval in seconds to the receiver's time interval.
*/
- (id) addTimeInterval: (NSTimeInterval)seconds;
/** Returns the time interval between the receivers value and the
* OpenStep reference date of 1 Jan 2001 GMT.
*/
- (NSComparisonResult) compare: (NSDate*)otherDate;
#if OS_API_VERSION(MAC_OS_X_VERSION_10_6,GS_API_LATEST)
/** Returns an autoreleased NSDate instance whose value is offset from
* that of the receiver by the specified interval.
*/
- (id) dateByAddingTimeInterval: (NSTimeInterval)ti;
#endif
/** Returns an autoreleased instance of the [NSCalendarDate] class whose
* date/time value is the same as that of the receiver, and which uses
* the formatString and timeZone specified.
*/
- (NSCalendarDate*) dateWithCalendarFormat: (NSString*)formatString
timeZone: (NSTimeZone*)timeZone;
/** Returns a string representation of the receiver formatted according
* to the default format string, time zone, and locale.
*/
- (NSString*) description;
/** Returns a string representation of the receiver formatted according
* to the specified format string, time zone, and locale.
*/
- (NSString*) descriptionWithCalendarFormat: (NSString*)format
timeZone: (NSTimeZone*)aTimeZone
locale: (NSDictionary*)l;
/** Returns a string representation of the receiver formatted according
* to the default format string and time zone, but using the given locale.
*/
- (NSString*) descriptionWithLocale: (id)locale;
/** Returns the earlier of the receiver and otherDate.<br />
* If the two represent identical date/time values, returns the receiver.
*/
- (NSDate*) earlierDate: (NSDate*)otherDate;
/** Returns an instance initialised with the current date/time.
*/
- (id) init;
/** Returns an instance with the date and time value given
* by the string using the ISO standard format YYYY-MM-DD HH:MM:SS +/-HHHMM
* (all the fields of which must be present).
*/
- (id) initWithString: (NSString*)description;
/** Returns an instance with the given offset from anotherDate.
*/
- (id) initWithTimeInterval: (NSTimeInterval)secsToBeAdded
sinceDate: (NSDate*)anotherDate;
#if OS_API_VERSION(GS_API_MACOSX, GS_API_LATEST)
/** Returns an instance with the offset from the unix system
* reference date of 1 January 1970, GMT.
*/
- (id) initWithTimeIntervalSince1970: (NSTimeInterval)seconds;
#endif
/** Returns an instance with the offset from the current date/time.
*/
- (id) initWithTimeIntervalSinceNow: (NSTimeInterval)secsToBeAdded;
/** <init />
* Returns an instance with the given offset from the OpenStep
* reference date of 1 January 2001, GMT.
*/
- (id) initWithTimeIntervalSinceReferenceDate: (NSTimeInterval)secs;
/** Returns NO if other is not a date, otherwise returns the result of
* calling the -isEqualtoDate: method.
*/
- (BOOL) isEqual: (id)other;
/** Returns whether the receiver is exactly equal to other, to the limit
* of the NSTimeInterval precision.<br />
* This is the behavior of the current MacOS-X system, not that of the
* OpenStep specification (which counted two dates within a second of
* each other as being equal).<br />
* The old behavior meant that two dates equal to a third date were not
* necessarily equal to each other (confusing), and meant that there was
* no reasonable way to use a date as a dictionary key or store dates
* in a set.
*/
- (BOOL) isEqualToDate: (NSDate*)other;
/** Returns the earlier of the receiver and otherDate.<br />
* If the two represent identical date/time values, returns the receiver.
*/
- (NSDate*) laterDate: (NSDate*)otherDate;
/** Returns the time interval between the receivers value and the
* unix system reference date of 1 January 1970, GMT.
*/
- (NSTimeInterval) timeIntervalSince1970;
/** Returns the time interval between the receivers value and that of the
* otherDate argument. If otherDate is earlier than the receiver, the
* returned value will be positive, if it is later it will be negative.<br />
* For current (2011) OSX compatibility, this method returns NaN if otherDate
* is nil ... do not write code depending on that behavior.
*/
- (NSTimeInterval) timeIntervalSinceDate: (NSDate*)otherDate;
/** Returns the time interval between the receivers value and the
* current date/time. If the receiver represents a date/time in
* the past this will be negative, if it is in the future the
* returned value will be positive.
*/
- (NSTimeInterval) timeIntervalSinceNow;
/** Returns the time interval between the receivers value and the
* OpenStep reference date of 1 Jan 2001 GMT.
*/
- (NSTimeInterval) timeIntervalSinceReferenceDate;
@end
#if defined(__cplusplus)
}
#endif
#endif /* __NSDate_h_GNUSTEP_BASE_INCLUDE*/
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