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retry after interrupts

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@34111 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Richard Frith-MacDonald 2011-11-02 17:19:37 +00:00
parent 4152d0fe77
commit d0807c3dec
2 changed files with 39 additions and 26 deletions
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1
ChangeLog
View file

@ -4,6 +4,7 @@
buffer must be aligned so that any datatype can go in it.
* Source/cifframe.m: Fix buffer size for small scalar values on
64bit sparc
* Source/GSFileHandle.m: Modify read/write to cope with interrupts.
2011-11-01 Richard Frith-Macdonald <rfm@gnu.org>

64
Source/GSFileHandle.m
View file

@ -107,22 +107,28 @@ static NSString* NotificationKey = @"NSFileHandleNotificationKey";
*/
- (NSInteger) read: (void*)buf length: (NSUInteger)len
{
int result;
do
{
#if USE_ZLIB
if (gzDescriptor != 0)
{
len = gzread(gzDescriptor, buf, len);
}
else
if (gzDescriptor != 0)
{
result = gzread(gzDescriptor, buf, len);
}
else
#endif
if (isSocket)
{
len = recv(descriptor, buf, len, 0);
if (isSocket)
{
result = recv(descriptor, buf, len, 0);
}
else
{
result = read(descriptor, buf, len);
}
}
else
{
len = read(descriptor, buf, len);
}
return len;
while (result < 0 && EINTR == errno);
return result;
}
/**
@ -131,22 +137,28 @@ static NSString* NotificationKey = @"NSFileHandleNotificationKey";
*/
- (NSInteger) write: (const void*)buf length: (NSUInteger)len
{
int result;
do
{
#if USE_ZLIB
if (gzDescriptor != 0)
{
len = gzwrite(gzDescriptor, (char*)buf, len);
}
else
if (gzDescriptor != 0)
{
result = gzwrite(gzDescriptor, (char*)buf, len);
}
else
#endif
if (isSocket)
{
len = send(descriptor, buf, len, 0);
if (isSocket)
{
result = send(descriptor, buf, len, 0);
}
else
{
result = write(descriptor, buf, len);
}
}
else
{
len = write(descriptor, buf, len);
}
return len;
while (result < 0 && EINTR == errno);
return result;
}
+ (id) allocWithZone: (NSZone*)z