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Misc SYSLOG and STM32 serial fixes

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git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5576 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2013-01-28 17:43:55 +00:00
parent cc99071a68
commit 12af0cacd6
5 changed files with 61 additions and 59 deletions
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nuttx/libc/stdio/lib_syslogstream.c
+9 -7
View File
@@ -63,6 +63,7 @@
static void syslogstream_putc(FAR struct lib_outstream_s *this, int ch)
{
int errcode;
int ret;
/* Try writing until the write was successful or until an irrecoverable
@@ -71,22 +72,23 @@ static void syslogstream_putc(FAR struct lib_outstream_s *this, int ch)
do
{
/* Write the character to the supported logging device */
/* Write the character to the supported logging device. On failure,
* syslog_putc returns EOF with the errno value set;
*/
ret = syslog_putc(ch);
if (ret == OK)
if (ret != EOF)
{
this->nput++;
return;
}
/* On failure syslog_putc will return a negated errno value. The
* errno variable will not be set. The special value -EINTR means that
* syslog_putc() was awakened by a signal. This is not a real error and
* must be ignored in this context.
/* The special errno value -EINTR means that syslog_putc() was
* awakened by a signal. This is not a real error and must be
* ignored in this context.
*/
}
while (ret == -EINTR);
while (errno == -EINTR);
}
/****************************************************************************