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