diff options
| -rw-r--r-- | procps/top.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/procps/top.c b/procps/top.c index 1b6f7072f..7043d3e6a 100644 --- a/procps/top.c +++ b/procps/top.c @@ -76,7 +76,7 @@ static int mult_lvl_cmp(void* a, void* b) { } /* This structure stores some critical information from one frame to - the next. mostly used for sorting. Added cumulative and resident fields. */ + the next. Mostly used for sorting. */ struct save_hist { int ticks; int pid; @@ -108,7 +108,7 @@ static void get_jiffy_counts(void) if (fscanf(fp, "cpu %lld %lld %lld %lld %lld %lld %lld %lld", &jif.usr,&jif.nic,&jif.sys,&jif.idle, &jif.iowait,&jif.irq,&jif.softirq,&jif.steal) < 4) { - bb_error_msg_and_die("failed to read 'stat'"); + bb_error_msg_and_die("failed to read /proc/stat"); } fclose(fp); jif.total = jif.usr + jif.nic + jif.sys + jif.idle @@ -392,22 +392,18 @@ int top_main(int argc, char **argv) #endif /* CONFIG_FEATURE_USE_TERMIOS */ /* do normal option parsing */ + interval = 5; opt = bb_getopt_ulflags(argc, argv, "d:", &sinterval); - if ((opt & 1)) { + if (opt & 1) interval = atoi(sinterval); - } else { - /* Default update rate is 5 seconds */ - interval = 5; - } /* change to /proc */ xchdir("/proc"); #ifdef CONFIG_FEATURE_USE_TERMIOS tcgetattr(0, (void *) &initial_settings); memcpy(&new_settings, &initial_settings, sizeof(struct termios)); - new_settings.c_lflag &= ~(ISIG | ICANON); /* unbuffered input */ - /* Turn off echoing */ - new_settings.c_lflag &= ~(ECHO | ECHONL); + /* unbuffered input, turn off echo */ + new_settings.c_lflag &= ~(ISIG | ICANON | ECHO | ECHONL); signal(SIGTERM, sig_catcher); signal(SIGINT, sig_catcher); |