slstatus

Custom version of the Suckless status monitor
git clone git://git.danielmoch.com/slstatus.git
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commit a1ac203d16c379d7fc05765545af2977a7a3584d
parent 10bdf01b715dcc994f3fe32a6881d5e0b2613a6c
Author: Michael Buch <michaelbuch12@gmail.com>
Date:   Sat, 16 Feb 2019 01:26:44 +0000

Add ram and swap components on FreeBSD

Diffstat:
Mcomponents/ram.c | 63+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Mcomponents/swap.c | 84+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 147 insertions(+), 0 deletions(-)

diff --git a/components/ram.c b/components/ram.c @@ -156,4 +156,67 @@ return NULL; } +#elif defined(__FreeBSD__) + #include <sys/sysctl.h> + #include <sys/vmmeter.h> + #include <unistd.h> + #include <vm/vm_param.h> + + const char * + ram_free(void) { + struct vmtotal vm_stats; + int mib[] = {CTL_VM, VM_TOTAL}; + size_t len; + + len = sizeof(struct vmtotal); + if (sysctl(mib, 2, &vm_stats, &len, NULL, 0) == -1 + || !len) + return NULL; + + return fmt_human(vm_stats.t_free * getpagesize(), 1024); + } + + const char * + ram_total(void) { + long npages; + size_t len; + + len = sizeof(npages); + if (sysctlbyname("vm.stats.vm.v_page_count", &npages, &len, NULL, 0) == -1 + || !len) + return NULL; + + return fmt_human(npages * getpagesize(), 1024); + } + + const char * + ram_perc(void) { + long npages; + long active; + size_t len; + + len = sizeof(npages); + if (sysctlbyname("vm.stats.vm.v_page_count", &npages, &len, NULL, 0) == -1 + || !len) + return NULL; + + if (sysctlbyname("vm.stats.vm.v_active_count", &active, &len, NULL, 0) == -1 + || !len) + return NULL; + + return bprintf("%d", active * 100 / npages); + } + + const char * + ram_used(void) { + long active; + size_t len; + + len = sizeof(active); + if (sysctlbyname("vm.stats.vm.v_active_count", &active, &len, NULL, 0) == -1 + || !len) + return NULL; + + return fmt_human(active * getpagesize(), 1024); + } #endif diff --git a/components/swap.c b/components/swap.c @@ -197,4 +197,88 @@ return fmt_human(used * 1024, 1024); } +#elif defined(__FreeBSD__) + #include <stdlib.h> + #include <sys/types.h> + #include <fcntl.h> + #include <unistd.h> + #include <kvm.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 */) == -1) { + warn("kvm_getswapinfo:"); + kvm_close(kd); + return 0; + } + + kvm_close(kd); + return 1; + } + + const char * + swap_free(void) + { + 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(void) + { + 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(void) + { + 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(void) + { + 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