Changed pthreads to std::thread

src/cpu.cpp

@@ -26,7 +26,6 @@
 #endif
 
 #include "file_utils.h"
-pthread_t cpuTempThread;
 
 void calculateCPUData(CPUData& cpuData,
     unsigned long long int usertime,

src/gpu.cpp

@@ -4,9 +4,8 @@
 
 struct gpuInfo gpu_info;
 FILE *amdGpuFile = nullptr, *amdTempFile = nullptr, *amdGpuVramTotalFile = nullptr, *amdGpuVramUsedFile = nullptr, *amdGpuCoreClockFile = nullptr, *amdGpuMemoryClockFile = nullptr;
-pthread_t cpuThread, gpuThread, cpuInfoThread;
 
-void *getNvidiaGpuInfo(void *){
+void getNvidiaGpuInfo(){
     if (nvmlSuccess){
         getNVMLInfo();
         gpu_info.load = nvidiaUtilization.gpu;
@@ -25,12 +24,9 @@ void *getNvidiaGpuInfo(void *){
         gpu_info.MemClock = nvctrl_info.MemClock;
     }
 #endif
-    
-    pthread_detach(gpuThread);
-    return NULL;
 }
 
-void *getAmdGpuUsage(void *){
+void getAmdGpuUsage(){
     int64_t value = 0;
 
     if (amdGpuFile) {
@@ -87,7 +83,4 @@ void *getAmdGpuUsage(void *){
         amdgpu.MemClock = value / 1000000;
         gpu_info.MemClock = amdgpu.MemClock;
     }
-
-    pthread_detach(gpuThread);
-    return NULL;
 }

src/gpu.h

@@ -7,7 +7,6 @@
 
 using namespace std;
 extern FILE *amdGpuFile, *amdTempFile, *amdGpuVramTotalFile, *amdGpuVramUsedFile, *amdGpuCoreClockFile, *amdGpuMemoryClockFile;
-extern pthread_t cpuThread, gpuThread, cpuInfoThread;
 
 struct amdGpu {
     int load;
@@ -30,6 +29,5 @@ struct gpuInfo{
 extern struct amdGpu amdgpu;
 extern struct gpuInfo gpu_info;
 
-void *getNvidiaInfo(void*);
-void *getNvidiaGpuInfo(void*);
-void *getAmdGpuUsage(void*);
+void getNvidiaGpuInfo(void);
+void getAmdGpuUsage(void);

src/iostats.cpp

@@ -2,8 +2,7 @@
 #include "string_utils.h"
 #include <fstream>
 
-pthread_t ioThread;
-void *getIoStats(void *args) {
+void getIoStats(void *args) {
     iostats *io = reinterpret_cast<iostats *>(args);
     if (io) {
         io->prev.read_bytes  = io->curr.read_bytes;
@@ -22,6 +21,4 @@ void *getIoStats(void *args) {
         io->diff.read  = (io->curr.read_bytes  - io->prev.read_bytes) / (1024.f * 1024.f);
         io->diff.write = (io->curr.write_bytes - io->prev.write_bytes) / (1024.f * 1024.f);
     }
-    pthread_detach(ioThread);
-    return NULL;
 }

src/iostats.h

@@ -2,8 +2,6 @@
 #include <pthread.h>
 #include <inttypes.h>
 
-extern pthread_t ioThread;
-
 struct iostats {
     struct {
       unsigned long long read_bytes;
@@ -19,4 +17,4 @@ struct iostats {
     } diff;
 };
 
-void *getIoStats(void *args);
+void getIoStats(void *args);

src/keybinds.h

@@ -8,7 +8,6 @@ typedef unsigned long KeySym;
 
 double elapsedF2, elapsedF12, elapsedReloadCfg;
 uint64_t last_f2_press, last_f12_press, reload_cfg_press;
-pthread_t f2;
 
 #ifdef HAVE_X11
 bool key_is_pressed(KeySym ks) {

src/logging.h

@@ -37,7 +37,7 @@ void writeFile(string filename){
   logArray.clear();
 }
 
-void *logging(void *params_void){
+void logging(void *params_void){
   overlay_params *params = reinterpret_cast<overlay_params *>(params_void);
   time_t now_log = time(0);
   tm *log_time = localtime(&now_log);
@@ -65,5 +65,4 @@ void *logging(void *params_void){
   }
 
   writeFile(params->output_file + date);
-  return NULL; 
 }

src/memory.cpp

@@ -6,7 +6,6 @@
 #include <thread>
 
 struct memory_information mem_info;
-pthread_t memoryThread;
 float memused, memmax;
 
 FILE *open_file(const char *file, int *reported) {
@@ -25,7 +24,7 @@ FILE *open_file(const char *file, int *reported) {
   return fp;
 }
 
-void *update_meminfo(void *) {
+void update_meminfo(void) {
   FILE *meminfo_fp;
   static int reported = 0;
 
@@ -97,6 +96,4 @@ void *update_meminfo(void *) {
   memmax = float(mem_info.memmax) / (1024 * 1024);
 
   fclose(meminfo_fp);
-  pthread_detach(memoryThread);
-  return NULL;
 }

src/memory.h

@@ -1,7 +1,6 @@
 #include <stdio.h>
 #include <thread>
 
-extern pthread_t memoryThread;
 extern float memused, memmax;
 
 struct memory_information {
@@ -12,5 +11,5 @@ struct memory_information {
   unsigned long long bufmem, buffers, cached;
 };
 
-void *update_meminfo(void*);
+void update_meminfo(void);
 FILE *open_file(const char *file, int *reported);

src/notify.cpp

@@ -9,7 +9,7 @@
 #define EVENT_SIZE  ( sizeof (struct inotify_event) )
 #define EVENT_BUF_LEN     ( 1024 * ( EVENT_SIZE + 16 ) )
 
-static void *fileChanged(void *params_void) {
+static void fileChanged(void *params_void) {
     notify_thread *nt = reinterpret_cast<notify_thread *>(params_void);
     int length, i = 0;
     char buffer[EVENT_BUF_LEN];
@@ -30,7 +30,6 @@ static void *fileChanged(void *params_void) {
         i = 0;
         std::this_thread::sleep_for(std::chrono::milliseconds(10));
     }
-    return nullptr;
 }
 
 bool start_notifier(notify_thread& nt)
@@ -48,8 +47,7 @@ bool start_notifier(notify_thread& nt)
         return false;
     }
 
-    pthread_create(&nt.thread, NULL, &fileChanged, &nt);
-
+    std::thread(fileChanged, &nt).detach();
     return true;
 }
 
@@ -62,6 +60,4 @@ void stop_notifier(notify_thread& nt)
     inotify_rm_watch(nt.fd, nt.wd);
     close(nt.fd);
     nt.fd = -1;
-
-    pthread_join(nt.thread, nullptr);
 }

src/notify.h

@@ -8,7 +8,6 @@ struct notify_thread
     overlay_params *params = nullptr;
     bool quit = false;
     std::mutex mutex;
-    pthread_t thread;
 };
 
 bool start_notifier(notify_thread& nt);

src/overlay.cpp

@@ -870,7 +870,7 @@ void check_keybinds(struct overlay_params& params){
        loggingOn = !loggingOn;
 
        if (loggingOn && log_period != 0)
-         pthread_create(&f2, NULL, &logging, &params);
+         std::thread(logging, &params).detach();
 
      }
    }
@@ -927,18 +927,18 @@ void update_hud_info(struct swapchain_stats& sw_stats, struct overlay_params& pa
 
          if (params.enabled[OVERLAY_PARAM_ENABLED_gpu_stats]) {
             if (vendorID == 0x1002)
-               pthread_create(&gpuThread, NULL, &getAmdGpuUsage, NULL);
+               std::thread(getAmdGpuUsage).detach();
 
             if (vendorID == 0x10de)
-               pthread_create(&gpuThread, NULL, &getNvidiaGpuInfo, NULL);
+               std::thread(getNvidiaGpuInfo).detach();
          }
 
          // get ram usage/max
          if (params.enabled[OVERLAY_PARAM_ENABLED_ram])
-            pthread_create(&memoryThread, NULL, &update_meminfo, NULL);
+            std::thread(update_meminfo).detach();
          if (params.enabled[OVERLAY_PARAM_ENABLED_io_read] || params.enabled[OVERLAY_PARAM_ENABLED_io_write])
-            pthread_create(&ioThread, NULL, &getIoStats, &sw_stats.io);
-
+            std::thread(getIoStats, &sw_stats.io).detach();
+            
          gpuLoadLog = gpu_info.load;
          cpuLoadLog = sw_stats.total_cpu;
          sw_stats.fps = fps;