diff options
Diffstat (limited to 'coreutils')
| -rw-r--r-- | coreutils/date.c | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/coreutils/date.c b/coreutils/date.c index 51200e6..11b63ea 100644 --- a/coreutils/date.c +++ b/coreutils/date.c @@ -123,8 +123,33 @@ int date_main(int argc UNUSED_PARAM, char **argv) if (!(opt & (OPT_SET | OPT_DATE))) { opt |= OPT_SET; date_str = argv[0]; /* can be NULL */ - if (date_str) + if (date_str) { +#if ENABLE_DESKTOP + int len = strspn(date_str, "0123456789"); + if (date_str[len] == '\0' + || (date_str[len] == '.' + && isdigit(date_str[len+1]) + && isdigit(date_str[len+2]) + && date_str[len+3] == '\0' + ) + ) { + /* Dreaded [MMDDhhmm[[CC]YY][.ss]] format! + * It does not match -d or -s format. + * Some users actually do use it. + */ + len -= 8; + if (len < 0 || len > 4 || (len & 1)) + bb_error_msg_and_die(bb_msg_invalid_date, date_str); + if (len != 0) { /* move YY or CCYY to front */ + char buf[4]; + memcpy(buf, date_str + 8, len); + memmove(date_str + len, date_str, 8); + memcpy(date_str, buf, len); + } + } +#endif argv++; + } } if (*argv) bb_show_usage(); |