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#ifdef HAVE_DLFCN_H
# include <dlfcn.h>
#endif
#import "OFException.h"
#import "OFArray.h"
#import "OFLocale.h"
#import "OFString.h"
#import "OFSystemInfo.h"
#import "OFInitializationFailedException.h"
#import "OFLockFailedException.h"
#import "OFUnlockFailedException.h"
#ifdef OF_HAVE_THREADS
# import "mutex.h"
#endif
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#ifdef HAVE_DLFCN_H
# include <dlfcn.h>
#endif
#import "OFException.h"
#import "OFArray.h"
#import "OFLocale.h"
#ifdef OF_HAVE_THREADS
# import "OFPlainMutex.h"
#endif
#import "OFString.h"
#import "OFSystemInfo.h"
#import "OFInitializationFailedException.h"
#import "OFLockFailedException.h"
#import "OFUnlockFailedException.h"
#if defined(OF_WINDOWS) && defined(OF_HAVE_SOCKETS)
# include <winerror.h>
#endif
#if defined(OF_ARM) && !defined(__ARM_DWARF_EH__)
# define HAVE_ARM_EHABI_EXCEPTIONS
#endif
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extern uintptr_t _Unwind_GetIP(struct _Unwind_Context *);
#else
extern int _Unwind_VRS_Get(struct _Unwind_Context *, int, uint32_t, int,
void *);
#endif
#if !defined(HAVE_STRERROR_R) && defined(OF_HAVE_THREADS)
static of_mutex_t mutex;
OF_CONSTRUCTOR()
{
OF_ENSURE(of_mutex_new(&mutex) == 0);
}
OF_DESTRUCTOR()
{
of_mutex_free(&mutex);
}
#endif
OFString *
of_strerror(int errNo)
{
OFString *ret;
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extern uintptr_t _Unwind_GetIP(struct _Unwind_Context *);
#else
extern int _Unwind_VRS_Get(struct _Unwind_Context *, int, uint32_t, int,
void *);
#endif
#if !defined(HAVE_STRERROR_R) && defined(OF_HAVE_THREADS)
static OFPlainMutex mutex;
OF_CONSTRUCTOR()
{
OFEnsure(OFPlainMutexNew(&mutex) == 0);
}
OF_DESTRUCTOR()
{
OFPlainMutexFree(&mutex);
}
#endif
OFString *
of_strerror(int errNo)
{
OFString *ret;
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if (strerror_r(errNo, buffer, 256) != 0)
return @"Unknown error (strerror_r failed)";
ret = [OFString stringWithCString: buffer
encoding: [OFLocale encoding]];
#else
# ifdef OF_HAVE_THREADS
if (of_mutex_lock(&mutex) != 0)
@throw [OFLockFailedException exception];
@try {
# endif
ret = [OFString
stringWithCString: strerror(errNo)
encoding: [OFLocale encoding]];
# ifdef OF_HAVE_THREADS
} @finally {
if (of_mutex_unlock(&mutex) != 0)
@throw [OFUnlockFailedException exception];
}
# endif
#endif
return ret;
}
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if (strerror_r(errNo, buffer, 256) != 0)
return @"Unknown error (strerror_r failed)";
ret = [OFString stringWithCString: buffer
encoding: [OFLocale encoding]];
#else
# ifdef OF_HAVE_THREADS
if (OFPlainMutexLock(&mutex) != 0)
@throw [OFLockFailedException exception];
@try {
# endif
ret = [OFString
stringWithCString: strerror(errNo)
encoding: [OFLocale encoding]];
# ifdef OF_HAVE_THREADS
} @finally {
if (OFPlainMutexUnlock(&mutex) != 0)
@throw [OFUnlockFailedException exception];
}
# endif
#endif
return ret;
}
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