116 lines
2.9 KiB
Diff
116 lines
2.9 KiB
Diff
Description: Don't use ncurses for running once
|
|
Using ncurses initscr/endwin clears the screen for xterm/etc it
|
|
now prints raw text using printf
|
|
Bug-Debian: http://bugs.debian.org/503089
|
|
Author: Craig Small <csmall@debian.org>
|
|
--- a/slabtop.c
|
|
+++ b/slabtop.c
|
|
@@ -268,11 +268,13 @@
|
|
}
|
|
}
|
|
|
|
+#define print_line(fmt, args...) if (run_once) printf(fmt, ## args); else printw(fmt, ## args)
|
|
int main(int argc, char *argv[])
|
|
{
|
|
int o;
|
|
unsigned short old_rows;
|
|
struct slab_info *slab_list = NULL;
|
|
+ int run_once=0;
|
|
|
|
struct option longopts[] = {
|
|
{ "delay", 1, NULL, 'd' },
|
|
@@ -306,6 +308,7 @@
|
|
sort_func = set_sort_func(optarg[0]);
|
|
break;
|
|
case 'o':
|
|
+ run_once=1;
|
|
delay = 0;
|
|
break;
|
|
case 'V':
|
|
@@ -322,11 +325,13 @@
|
|
if (tcgetattr(0, &saved_tty) == -1)
|
|
perror("tcgetattr");
|
|
|
|
- initscr();
|
|
- term_size(0);
|
|
old_rows = rows;
|
|
- resizeterm(rows, cols);
|
|
- signal(SIGWINCH, term_size);
|
|
+ term_size(0);
|
|
+ if (!run_once) {
|
|
+ initscr();
|
|
+ resizeterm(rows, cols);
|
|
+ signal(SIGWINCH, term_size);
|
|
+ }
|
|
signal(SIGINT, sigint_handler);
|
|
|
|
do {
|
|
@@ -340,13 +345,13 @@
|
|
if (get_slabinfo(&slab_list, &stats))
|
|
break;
|
|
|
|
- if (old_rows != rows) {
|
|
+ if (!run_once && old_rows != rows) {
|
|
resizeterm(rows, cols);
|
|
old_rows = rows;
|
|
}
|
|
|
|
move(0,0);
|
|
- printw( " Active / Total Objects (%% used) : %d / %d (%.1f%%)\n"
|
|
+ print_line( " Active / Total Objects (%% used) : %d / %d (%.1f%%)\n"
|
|
" Active / Total Slabs (%% used) : %d / %d (%.1f%%)\n"
|
|
" Active / Total Caches (%% used) : %d / %d (%.1f%%)\n"
|
|
" Active / Total Size (%% used) : %.2fK / %.2fK (%.1f%%)\n"
|
|
@@ -361,14 +366,14 @@
|
|
slab_list = slabsort(slab_list);
|
|
|
|
attron(A_REVERSE);
|
|
- printw( "%6s %6s %4s %8s %6s %8s %10s %-23s\n",
|
|
+ print_line( "%6s %6s %4s %8s %6s %8s %10s %-23s\n",
|
|
"OBJS", "ACTIVE", "USE", "OBJ SIZE", "SLABS",
|
|
"OBJ/SLAB", "CACHE SIZE", "NAME");
|
|
attroff(A_REVERSE);
|
|
|
|
curr = slab_list;
|
|
for (i = 0; i < rows - 8 && curr->next; i++) {
|
|
- printw("%6u %6u %3u%% %7.2fK %6u %8u %9uK %-23s\n",
|
|
+ print_line("%6u %6u %3u%% %7.2fK %6u %8u %9uK %-23s\n",
|
|
curr->nr_objs, curr->nr_active_objs, curr->use,
|
|
curr->obj_size / 1024.0, curr->nr_slabs,
|
|
curr->objs_per_slab, (unsigned)(curr->cache_size / 1024),
|
|
@@ -376,22 +381,24 @@
|
|
curr = curr->next;
|
|
}
|
|
|
|
- refresh();
|
|
put_slabinfo(slab_list);
|
|
|
|
- FD_ZERO(&readfds);
|
|
- FD_SET(0, &readfds);
|
|
- tv.tv_sec = delay;
|
|
- tv.tv_usec = 0;
|
|
- if (select(1, &readfds, NULL, NULL, &tv) > 0) {
|
|
- if (read(0, &c, 1) != 1)
|
|
- break;
|
|
- parse_input(c);
|
|
- }
|
|
+ if (!run_once) {
|
|
+ refresh();
|
|
+ FD_ZERO(&readfds);
|
|
+ FD_SET(0, &readfds);
|
|
+ tv.tv_sec = delay;
|
|
+ tv.tv_usec = 0;
|
|
+ if (select(1, &readfds, NULL, NULL, &tv) > 0) {
|
|
+ if (read(0, &c, 1) != 1)
|
|
+ break;
|
|
+ parse_input(c);
|
|
+ }
|
|
+ }
|
|
} while (delay);
|
|
|
|
tcsetattr(0, TCSAFLUSH, &saved_tty);
|
|
free_slabinfo(slab_list);
|
|
- endwin();
|
|
+ if (!run_once) endwin();
|
|
return 0;
|
|
}
|