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top: speedup if tty info is not requested

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This commit is contained in:
Denis Vlasenko 2007-06-19 13:53:12 +00:00
parent 3afac4ce06
commit 362c6ec694
1 changed files with 3 additions and 1 deletions
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4
libbb/procps.c
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@ -243,10 +243,12 @@ procps_status_t* procps_scan(procps_status_t* sp, int flags)
sp->tty_str[0] = '?'; sp->tty_str[0] = '?';
/* sp->tty_str[1] = '\0'; - done by memset */ /* sp->tty_str[1] = '\0'; - done by memset */
tty = fast_strtoul_10(cp, &cp); tty = fast_strtoul_10(cp, &cp);
if (tty) /* tty field of "0" means "no tty" */ if (tty && (flags & PSSCAN_TTY)) {
/* tty field of "0" means "no tty" */
snprintf(sp->tty_str, sizeof(sp->tty_str), "%u,%u", snprintf(sp->tty_str, sizeof(sp->tty_str), "%u,%u",
(tty >> 8) & 0xfff, /* major */ (tty >> 8) & 0xfff, /* major */
(tty & 0xff) | ((tty >> 12) & 0xfff00)); (tty & 0xff) | ((tty >> 12) & 0xfff00));
}
cp = skip_fields(cp, 6); /* tpgid, flags, min_flt, cmin_flt, maj_flt, cmaj_flt */ cp = skip_fields(cp, 6); /* tpgid, flags, min_flt, cmin_flt, maj_flt, cmaj_flt */
sp->utime = fast_strtoul_10(cp, &cp); sp->utime = fast_strtoul_10(cp, &cp);
sp->stime = fast_strtoul_10(cp, &cp); sp->stime = fast_strtoul_10(cp, &cp);