fix: breakpad use miniz

third_party/tracy/public/client/TracySysTime.cpp

@@ -0,0 +1,108 @@
+#include "TracySysTime.hpp"
+
+#ifdef TRACY_HAS_SYSTIME
+
+#  if defined _WIN32
+#    include <windows.h>
+#  elif defined __linux__
+#    include <stdio.h>
+#    include <inttypes.h>
+#  elif defined __APPLE__
+#    include <mach/mach_host.h>
+#    include <mach/host_info.h>
+#  elif defined BSD
+#    include <sys/types.h>
+#    include <sys/sysctl.h>
+#  endif
+
+namespace tracy
+{
+
+#  if defined _WIN32
+
+static inline uint64_t ConvertTime( const FILETIME& t )
+{
+    return ( uint64_t( t.dwHighDateTime ) << 32 ) | uint64_t( t.dwLowDateTime );
+}
+
+void SysTime::ReadTimes()
+{
+    FILETIME idleTime;
+    FILETIME kernelTime;
+    FILETIME userTime;
+
+    GetSystemTimes( &idleTime, &kernelTime, &userTime );
+
+    idle = ConvertTime( idleTime );
+    const auto kernel = ConvertTime( kernelTime );
+    const auto user = ConvertTime( userTime );
+    used = kernel + user;
+}
+
+#  elif defined __linux__
+
+void SysTime::ReadTimes()
+{
+    uint64_t user, nice, system;
+    FILE* f = fopen( "/proc/stat", "r" );
+    if( f )
+    {
+        int read = fscanf( f, "cpu %" PRIu64 " %" PRIu64 " %" PRIu64" %" PRIu64, &user, &nice, &system, &idle );
+        fclose( f );
+        if (read == 4)
+        {
+            used = user + nice + system;
+        }
+    }
+}
+
+#  elif defined __APPLE__
+
+void SysTime::ReadTimes()
+{
+    host_cpu_load_info_data_t info;
+    mach_msg_type_number_t cnt = HOST_CPU_LOAD_INFO_COUNT;
+    host_statistics( mach_host_self(), HOST_CPU_LOAD_INFO, reinterpret_cast<host_info_t>( &info ), &cnt );
+    used = info.cpu_ticks[CPU_STATE_USER] + info.cpu_ticks[CPU_STATE_NICE] + info.cpu_ticks[CPU_STATE_SYSTEM];
+    idle = info.cpu_ticks[CPU_STATE_IDLE];
+}
+
+#  elif defined BSD
+
+void SysTime::ReadTimes()
+{
+    u_long data[5];
+    size_t sz = sizeof( data );
+    sysctlbyname( "kern.cp_time", &data, &sz, nullptr, 0 );
+    used = data[0] + data[1] + data[2] + data[3];
+    idle = data[4];
+}
+
+#endif
+
+SysTime::SysTime()
+{
+    ReadTimes();
+}
+
+float SysTime::Get()
+{
+    const auto oldUsed = used;
+    const auto oldIdle = idle;
+
+    ReadTimes();
+
+    const auto diffIdle = idle - oldIdle;
+    const auto diffUsed = used - oldUsed;
+
+#if defined _WIN32
+    return diffUsed == 0 ? -1 : ( diffUsed - diffIdle ) * 100.f / diffUsed;
+#elif defined __linux__ || defined __APPLE__ || defined BSD
+    const auto total = diffUsed + diffIdle;
+    return total == 0 ? -1 : diffUsed * 100.f / total;
+#endif
+}
+
+}
+
+#endif