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cleanup

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This commit is contained in:
Evan Burkey 2024-01-12 09:49:53 -06:00
parent 1030b6e50e
commit 624bd7a23b
2 changed files with 14 additions and 8 deletions
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18
src/macos.c
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@ -2,13 +2,15 @@
#include <time.h> #include <time.h>
#include <mach/mach_time.h> #include <mach/mach_time.h>
#include <stdlib.h> #include <stdlib.h>
#include <math.h>
#include "lfmacos.h" #include "lfmacos.h"
#define NS_TO_SECONDS 1000000000.0
#define NEW_PROCESS_SENTINEL (-1.0)
ProcessData *new_ProcessData() { ProcessData *new_ProcessData() {
ProcessData *pd = malloc(sizeof(ProcessData)); ProcessData *pd = malloc(sizeof(ProcessData));
pd->last_total_consumed = -1.0; pd->last_total_consumed = NEW_PROCESS_SENTINEL;
return pd; return pd;
} }
@ -24,18 +26,18 @@ int update_process(pid_t pid, ProcessData *proc) {
const double ns_per_tick = (double)info.numer / (double)info.denom; const double ns_per_tick = (double)info.numer / (double)info.denom;
time(&(proc->timestamp)); time(&(proc->timestamp));
proc->total_kernel_time = (taskinfo.pti_total_system * ns_per_tick) / 1000000000.0; proc->total_kernel_time = (taskinfo.pti_total_system * ns_per_tick) / NS_TO_SECONDS;
proc->total_user_time = (taskinfo.pti_total_user * ns_per_tick) / 1000000000.0; proc->total_user_time = (taskinfo.pti_total_user * ns_per_tick) / NS_TO_SECONDS;
proc->virtual_memory = taskinfo.pti_virtual_size; proc->virtual_memory = taskinfo.pti_virtual_size;
proc->resident_memory = taskinfo.pti_resident_size; proc->resident_memory = taskinfo.pti_resident_size;
if (proc->last_total_consumed > -1.0) { if (proc->last_total_consumed != NEW_PROCESS_SENTINEL) {
proc->percent_cpu = fabs(100.0 * time_t t = proc->timestamp - proc->last_timestamp;
(proc->total_user_time + proc->total_kernel_time - proc->last_total_consumed) / proc->percent_cpu = 100.0 * (proc->total_user_time + proc->total_kernel_time - proc->last_total_consumed) / t;
(proc->last_timestamp - proc->timestamp));
} else { } else {
proc->percent_cpu = 0.0; proc->percent_cpu = 0.0;
} }
proc->last_timestamp = proc->timestamp; proc->last_timestamp = proc->timestamp;
proc->last_total_consumed = proc->total_kernel_time + proc->total_user_time; proc->last_total_consumed = proc->total_kernel_time + proc->total_user_time;

4
tests/tests.c
View File

@ -179,6 +179,10 @@ void test_math() {
printf("Binary: %s\n", s2); printf("Binary: %s\n", s2);
printf("Decimal: %d\n", binstr_to_int(s2)); printf("Decimal: %d\n", binstr_to_int(s2));
i = 10;
i = clamp_int(i, 2, 5);
assert(i == 5);
printf("\nGenerate line from 0,0 to 2,5\n"); printf("\nGenerate line from 0,0 to 2,5\n");
size_t sz = 0; size_t sz = 0;
Point *line = bresenham(0, 0, 2, 5, &sz); Point *line = bresenham(0, 0, 2, 5, &sz);