always have at least one column of output

1 files changed, 7 insertions, 0 deletions

diff --git a/ls.c b/ls.c
index ac7d993..eb4e7c6 100644
--- a/ls.c
+++ b/ls.c
@@ -454,6 +454,9 @@ static void ls_print_columns(size_t n, struct file_info files[static n])
 	if (ls_print_inodes) {
 		ncolumns /= 2;
 	}
+	if (ncolumns == 0) {
+		ncolumns = 1;
+	}
 	size_t nrows = n / ncolumns;
 
 	/* account for partial columns */
@@ -482,6 +485,10 @@ static void ls_print_rows(size_t n, struct file_info files[static n])
 	size_t widest = ls_find_widest(n, files);
 	size_t columns = ls_get_columns();
 	size_t ncolumns = columns / widest;
+	if (ncolumns == 0) {
+		ncolumns = 1;
+	}
+
 	if (ls_print_inodes) {
 		ncolumns /= 2;
 	}