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Diffstat (limited to 'src/shared/util.c')
-rw-r--r--src/shared/util.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/src/shared/util.c b/src/shared/util.c
index 30b0364b64..ec33fc1263 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -3272,8 +3272,13 @@ unsigned columns(void) {
c = 0;
e = getenv("COLUMNS");
- if (e)
- safe_atoi(e, &c);
+ if (e) {
+ int r;
+
+ r = safe_atoi(e, &c);
+ if (r < 0) {}
+ /* do nothing, we fall back to c = 0 */
+ }
if (c <= 0)
c = fd_columns(STDOUT_FILENO);
@@ -3306,8 +3311,13 @@ unsigned lines(void) {
l = 0;
e = getenv("LINES");
- if (e)
- safe_atou(e, &l);
+ if (e) {
+ int r;
+
+ r = safe_atou(e, &l);
+ if (r < 0) {}
+ /* do nothing, we fall back to l = 0 */
+ }
if (l <= 0)
l = fd_lines(STDOUT_FILENO);