diff options
| -rw-r--r-- | src/shared/util.c | 18 |
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); |