diff options
Diffstat (limited to 'toys/other/factor.c')
-rw-r--r-- | toys/other/factor.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/toys/other/factor.c b/toys/other/factor.c index 0e07d714..f0e69c5d 100644 --- a/toys/other/factor.c +++ b/toys/other/factor.c @@ -29,8 +29,9 @@ static void factor(char *s) if (*s=='-') dash = *s++; if (!*s) return; + errno = 0; l = strtoull(s, &s, 0); - if (*s && !isspace(*s)) { + if (errno || (*s && !isspace(*s))) { error_msg("%s: not integer", err); while (*s && !isspace(*s)) s++; continue; |