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-rw-r--r--bubblewrap.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/bubblewrap.c b/bubblewrap.c
index dbec07f..f1b7e4b 100644
--- a/bubblewrap.c
+++ b/bubblewrap.c
@@ -222,7 +222,7 @@ lock_file_new (const char *path)
static void
usage (int ecode, FILE *out)
{
- fprintf (out, "usage: %s [OPTIONS...] [--] COMMAND [ARGS...]\n\n", argv0);
+ fprintf (out, "usage: %s [OPTIONS...] [--] COMMAND [ARGS...]\n\n", argv0 ? argv0 : "bwrap");
fprintf (out,
" --help Print this help\n"
@@ -2505,7 +2505,7 @@ main (int argc,
argv++;
argc--;
- if (argc == 0)
+ if (argc <= 0)
usage (EXIT_FAILURE, stderr);
parse_args (&argc, (const char ***) &argv);
@@ -2589,7 +2589,7 @@ main (int argc,
opt_unshare_user = TRUE;
}
- if (argc == 0)
+ if (argc <= 0)
usage (EXIT_FAILURE, stderr);
__debug__ (("Creating root mount point\n"));