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Add some diagnostics to non_blocking_write/3.

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Mike Brady
2016-05-23 21:10:15 +01:00
parent 8ae176933e
commit e5c6ea8b29
1 changed files with 3 additions and 5 deletions
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common.c
+3 -5
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@@ -531,10 +531,8 @@ ssize_t non_blocking_write(int fd, const void *buf, size_t count) {
} else { //rc > 0, implying it might be ready
size_t bytes_written = write(fd,ibuf,bytes_remaining);
if (bytes_written==-1) {
if (errno==EINTR)
debug(1,"non-blocking write interrupted by a signal interrupt");
if (!((errno == EAGAIN) || (errno == EWOULDBLOCK)))
rc = -1;
debug(1,"Error %d in non_blocking_write: \"%s\".",errno,strerror(errno));
rc = -1;
} else {
ibuf += bytes_written;
bytes_remaining -= bytes_written;
@@ -542,7 +540,7 @@ ssize_t non_blocking_write(int fd, const void *buf, size_t count) {
}
}
if (rc==0)
return bytes_remaining;
return count-bytes_remaining; // this is just to mimic a normal write/3.
else
return rc;
// return write(fd,buf,count);