Differences From Artifact [2c5bdb0793]:
- File src/OFMutex.m — part of check-in [c7f0229795] at 2020-01-02 01:51:34 on branch trunk — Update copyright (user: js, size: 2029) [annotate] [blame] [check-ins using] [more...]
To Artifact [4c3fd1c33e]:
- File
src/OFMutex.m
— part of check-in
[5b37fbeb82]
at
2020-12-20 21:26:08
on branch trunk
— Return error instead of using errno for threading
errno is problematic for Amiga libraries and is also not thread-safe on
some systems, even though it should. (user: js, size: 2134) [annotate] [blame] [check-ins using] [more...]
︙ | ︙ | |||
35 36 37 38 39 40 41 | return [[[self alloc] init] autorelease]; } - (instancetype)init { self = [super init]; | | | > > | | > > | | > > | | | > > | | 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 | return [[[self alloc] init] autorelease]; } - (instancetype)init { self = [super init]; if (of_mutex_new(&_mutex) != 0) { Class c = self.class; [self release]; @throw [OFInitializationFailedException exceptionWithClass: c]; } _initialized = true; return self; } - (void)dealloc { if (_initialized) { int error = of_mutex_free(&_mutex); if (error != 0) { OF_ENSURE(error == EBUSY); @throw [OFStillLockedException exceptionWithLock: self]; } } [_name release]; [super dealloc]; } - (void)lock { int error = of_mutex_lock(&_mutex); if (error != 0) @throw [OFLockFailedException exceptionWithLock: self errNo: error]; } - (bool)tryLock { int error = of_mutex_trylock(&_mutex); if (error != 0) { if (error == EBUSY) return false; else @throw [OFLockFailedException exceptionWithLock: self errNo: error]; } return true; } - (void)unlock { int error = of_mutex_unlock(&_mutex); if (error != 0) @throw [OFUnlockFailedException exceptionWithLock: self errNo: error]; } - (OFString *)description { if (_name == nil) return super.description; return [OFString stringWithFormat: @"<%@: %@>", self.className, _name]; } @end |