diff options
| -rw-r--r-- | support/nfs/cacheio.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/support/nfs/cacheio.c b/support/nfs/cacheio.c index f303734..6a6ed5a 100644 --- a/support/nfs/cacheio.c +++ b/support/nfs/cacheio.c @@ -154,15 +154,21 @@ int qword_eol(FILE *f) fprintf(f,"\n"); err = fflush(f); + if (err) { + xlog_warn("qword_eol: fflush failed: errno %d (%s)", + errno, strerror(errno)); + } /* * We must send one line (and one line only) in a single write * call. In case of a write error, libc may accumulate the * unwritten data and try to write it again later, resulting in a * multi-line write. So we must explicitly ask it to throw away - * any such cached data: + * any such cached data. But we return any original error + * indication to the caller. */ __fpurge(f); - return fflush(f); + fflush(f); + return err; } |