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Add a little extra diagnostic to nno-blocking write

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Mike Brady
2016-05-23 16:43:02 +01:00
parent 36a76f8c69
commit 870de08db5
1 changed files with 4 additions and 2 deletions
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common.c
+4 -2
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@@ -524,13 +524,15 @@ ssize_t non_blocking_write(int fd, const void *buf, size_t count) {
ufds[0].events = POLLOUT;
rc = poll(ufds, 1, config.metadata_pipe_timeout);
if (rc < 0) {
debug(1, "error waiting for pipe to become ready for writing...");
debug(1, "non-blocking write error waiting for pipe to become ready for writing...");
} else if (rc == 0) {
warn("timeout waiting for pipe to become ready for writing");
warn("non-blocking write timeout waiting for pipe to become ready for writing");
rc = -2;
} 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;
} else {