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-rw-r--r--src/uniq.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/uniq.c b/src/uniq.c
index 0683c8057..de556d7bd 100644
--- a/src/uniq.c
+++ b/src/uniq.c
@@ -431,7 +431,7 @@ main (int argc, char **argv)
if (nfiles == 2)
{
error (0, 0, _("extra operand `%s'"), argv[optind]);
- usage (1);
+ usage (EXIT_FAILURE);
}
file[nfiles++] = argv[optind++];
}
@@ -448,7 +448,7 @@ main (int argc, char **argv)
else if (nfiles == 2)
{
error (0, 0, _("extra operand `%s'"), optarg);
- usage (1);
+ usage (EXIT_FAILURE);
}
else
file[nfiles++] = optarg;
@@ -521,7 +521,7 @@ main (int argc, char **argv)
case_GETOPT_VERSION_CHAR (PROGRAM_NAME, AUTHORS);
default:
- usage (1);
+ usage (EXIT_FAILURE);
}
}
@@ -536,7 +536,7 @@ main (int argc, char **argv)
{
error (0, 0,
_("printing all duplicated lines and repeat counts is meaningless"));
- usage (1);
+ usage (EXIT_FAILURE);
}
check_file (file[0], file[1]);