diff options
| -rw-r--r-- | src/uniq.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/src/uniq.c b/src/uniq.c index 4ae509f03..b7339e5b7 100644 --- a/src/uniq.c +++ b/src/uniq.c @@ -387,12 +387,15 @@ check_file (const char *infile, const char *outfile) if (ferror (istream) || fclose (istream) == EOF) error (EXIT_FAILURE, errno, _("error reading %s"), infile); - if (ferror (ostream)) - error (EXIT_FAILURE, 0, _("error writing %s"), outfile); - /* Close ostream only if it's not stdout -- the latter is closed - via the atexit-invoked close_stdout. */ - if (ostream != stdout && fclose (ostream) != 0) - error (EXIT_FAILURE, errno, _("error writing %s"), outfile); + /* Check for errors and close ostream only if it's not stdout -- + stdout is handled via the atexit-invoked close_stdout function. */ + if (ostream != stdout) + { + if (ferror (ostream)) + error (EXIT_FAILURE, 0, _("error writing %s"), outfile); + if (ostream != stdout && fclose (ostream) != 0) + error (EXIT_FAILURE, errno, _("error writing %s"), outfile); + } free (lb1.buffer); free (lb2.buffer); |