diff options
| author | melifaro <melifaro@FreeBSD.org> | 2014-08-23 14:58:31 +0000 |
|---|---|---|
| committer | melifaro <melifaro@FreeBSD.org> | 2014-08-23 14:58:31 +0000 |
| commit | cf94663e69b2c927e4a44dcb922c93483f11bc29 (patch) | |
| tree | f43a461c97f3db054606f6367939a61652f0db97 /bin/sh/mystring.c | |
| parent | 2e65f120c886a9d09b274b1953783df2b995e799 (diff) | |
| parent | 19be009a4f8eb0d239ec3e465b0a9b2a2947dcf8 (diff) | |
| download | FreeBSD-src-cf94663e69b2c927e4a44dcb922c93483f11bc29.zip FreeBSD-src-cf94663e69b2c927e4a44dcb922c93483f11bc29.tar.gz | |
Sync to HEAD@r270409.
Diffstat (limited to 'bin/sh/mystring.c')
| -rw-r--r-- | bin/sh/mystring.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/bin/sh/mystring.c b/bin/sh/mystring.c index 03ea8ba..19de78d 100644 --- a/bin/sh/mystring.c +++ b/bin/sh/mystring.c @@ -82,9 +82,17 @@ number(const char *s) int is_number(const char *p) { - do { - if (! is_digit(*p)) + const char *q; + + if (*p == '\0') + return 0; + while (*p == '0') + p++; + for (q = p; *q != '\0'; q++) + if (! is_digit(*q)) return 0; - } while (*++p != '\0'); + if (q - p > 10 || + (q - p == 10 && memcmp(p, "2147483647", 10) > 0)) + return 0; return 1; } |
