aboutsummaryrefslogtreecommitdiff
path: root/slstatuso/components/swap.c
diff options
context:
space:
mode:
authorBradley Taunt <bt@btxx.org>2024-10-16 09:58:36 -0400
committerBradley Taunt <bt@btxx.org>2024-10-16 09:58:36 -0400
commitb78932305a00a93042d390e3953507347d1fad01 (patch)
treed928b9ea0ebbfaf7beb5082793f95b005033bdab /slstatuso/components/swap.c
parent06aed0b8ba1a039f620258b2126906b838e01ae4 (diff)
Include laptop and desktop variations, set Firefox as default browser, include desktop screenshot
Diffstat (limited to 'slstatuso/components/swap.c')
-rwxr-xr-xslstatuso/components/swap.c274
1 files changed, 0 insertions, 274 deletions
diff --git a/slstatuso/components/swap.c b/slstatuso/components/swap.c
deleted file mode 100755
index f270d93..0000000
--- a/slstatuso/components/swap.c
+++ /dev/null
@@ -1,274 +0,0 @@
-/* See LICENSE file for copyright and license details. */
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "../slstatus.h"
-#include "../util.h"
-
-#if defined(__linux__)
- static int
- get_swap_info(long *s_total, long *s_free, long *s_cached)
- {
- FILE *fp;
- struct {
- const char *name;
- const size_t len;
- long *var;
- } ent[] = {
- { "SwapTotal", sizeof("SwapTotal") - 1, s_total },
- { "SwapFree", sizeof("SwapFree") - 1, s_free },
- { "SwapCached", sizeof("SwapCached") - 1, s_cached },
- };
- size_t line_len = 0, i, left;
- char *line = NULL;
-
- /* get number of fields we want to extract */
- for (i = 0, left = 0; i < LEN(ent); i++)
- if (ent[i].var)
- left++;
-
- if (!(fp = fopen("/proc/meminfo", "r"))) {
- warn("fopen '/proc/meminfo':");
- return 1;
- }
-
- /* read file line by line and extract field information */
- while (left > 0 && getline(&line, &line_len, fp) >= 0) {
- for (i = 0; i < LEN(ent); i++) {
- if (ent[i].var &&
- !strncmp(line, ent[i].name, ent[i].len)) {
- sscanf(line + ent[i].len + 1,
- "%ld kB\n", ent[i].var);
- left--;
- break;
- }
- }
- }
- free(line);
- if (ferror(fp)) {
- warn("getline '/proc/meminfo':");
- return 1;
- }
-
- fclose(fp);
- return 0;
- }
-
- const char *
- swap_free(const char *unused)
- {
- long free;
-
- if (get_swap_info(NULL, &free, NULL))
- return NULL;
-
- return fmt_human(free * 1024, 1024);
- }
-
- const char *
- swap_perc(const char *unused)
- {
- long total, free, cached;
-
- if (get_swap_info(&total, &free, &cached) || total == 0)
- return NULL;
-
- return bprintf("%d", 100 * (total - free - cached) / total);
- }
-
- const char *
- swap_total(const char *unused)
- {
- long total;
-
- if (get_swap_info(&total, NULL, NULL))
- return NULL;
-
- return fmt_human(total * 1024, 1024);
- }
-
- const char *
- swap_used(const char *unused)
- {
- long total, free, cached;
-
- if (get_swap_info(&total, &free, &cached))
- return NULL;
-
- return fmt_human((total - free - cached) * 1024, 1024);
- }
-#elif defined(__OpenBSD__)
- #include <stdlib.h>
- #include <sys/swap.h>
- #include <sys/types.h>
- #include <unistd.h>
-
- static int
- getstats(int *total, int *used)
- {
- struct swapent *sep, *fsep;
- int rnswap, nswap, i;
-
- if ((nswap = swapctl(SWAP_NSWAP, 0, 0)) < 1) {
- warn("swaptctl 'SWAP_NSWAP':");
- return 1;
- }
- if (!(fsep = sep = calloc(nswap, sizeof(*sep)))) {
- warn("calloc 'nswap':");
- return 1;
- }
- if ((rnswap = swapctl(SWAP_STATS, (void *)sep, nswap)) < 0) {
- warn("swapctl 'SWAP_STATA':");
- return 1;
- }
- if (nswap != rnswap) {
- warn("getstats: SWAP_STATS != SWAP_NSWAP");
- return 1;
- }
-
- *total = 0;
- *used = 0;
-
- for (i = 0; i < rnswap; i++) {
- *total += sep->se_nblks >> 1;
- *used += sep->se_inuse >> 1;
- }
-
- free(fsep);
-
- return 0;
- }
-
- const char *
- swap_free(const char *unused)
- {
- int total, used;
-
- if (getstats(&total, &used))
- return NULL;
-
- return fmt_human((total - used) * 1024, 1024);
- }
-
- const char *
- swap_perc(const char *unused)
- {
- int total, used;
-
- if (getstats(&total, &used))
- return NULL;
-
- if (total == 0)
- return NULL;
-
- return bprintf("%d", 100 * used / total);
- }
-
- const char *
- swap_total(const char *unused)
- {
- int total, used;
-
- if (getstats(&total, &used))
- return NULL;
-
- return fmt_human(total * 1024, 1024);
- }
-
- const char *
- swap_used(const char *unused)
- {
- int total, used;
-
- if (getstats(&total, &used))
- return NULL;
-
- return fmt_human(used * 1024, 1024);
- }
-#elif defined(__FreeBSD__)
- #include <fcntl.h>
- #include <kvm.h>
- #include <stdlib.h>
- #include <sys/types.h>
- #include <unistd.h>
-
- static int getswapinfo(struct kvm_swap *swap_info, size_t size)
- {
- kvm_t *kd;
-
- kd = kvm_openfiles(NULL, "/dev/null", NULL, 0, NULL);
- if (kd == NULL) {
- warn("kvm_openfiles '/dev/null':");
- return 0;
- }
-
- if (kvm_getswapinfo(kd, swap_info, size, 0 /* Unused flags */) < 0) {
- warn("kvm_getswapinfo:");
- kvm_close(kd);
- return 0;
- }
-
- kvm_close(kd);
- return 1;
- }
-
- const char *
- swap_free(const char *unused)
- {
- struct kvm_swap swap_info[1];
- long used, total;
-
- if (!getswapinfo(swap_info, 1))
- return NULL;
-
- total = swap_info[0].ksw_total;
- used = swap_info[0].ksw_used;
-
- return fmt_human((total - used) * getpagesize(), 1024);
- }
-
- const char *
- swap_perc(const char *unused)
- {
- struct kvm_swap swap_info[1];
- long used, total;
-
- if (!getswapinfo(swap_info, 1))
- return NULL;
-
- total = swap_info[0].ksw_total;
- used = swap_info[0].ksw_used;
-
- return bprintf("%d", used * 100 / total);
- }
-
- const char *
- swap_total(const char *unused)
- {
- struct kvm_swap swap_info[1];
- long total;
-
- if (!getswapinfo(swap_info, 1))
- return NULL;
-
- total = swap_info[0].ksw_total;
-
- return fmt_human(total * getpagesize(), 1024);
- }
-
- const char *
- swap_used(const char *unused)
- {
- struct kvm_swap swap_info[1];
- long used;
-
- if (!getswapinfo(swap_info, 1))
- return NULL;
-
- used = swap_info[0].ksw_used;
-
- return fmt_human(used * getpagesize(), 1024);
- }
-#endif