From 450a27d200f00bf4633dcf214ec67eeb4b38d7b6 Mon Sep 17 00:00:00 2001
From: zcy <290198252@qq.com>
Date: Sun, 27 Mar 2022 20:14:02 -0700
Subject: [PATCH] linux port

---
 general/inc/utils.h                |  8 ++--
 general/src/function/cpu_usage.cpp |  7 +++-
 general/src/function/cpu_usage.h   | 60 +++++++++++++++++++++++++++++-
 general/src/utils.cpp              |  9 +++--
 4 files changed, 74 insertions(+), 10 deletions(-)

diff --git a/general/inc/utils.h b/general/inc/utils.h
index 20e7f3b..3a876a6 100644
--- a/general/inc/utils.h
+++ b/general/inc/utils.h
@@ -14,9 +14,9 @@
 using namespace std;
 // 字节序选择
 typedef enum{
-    BIG_ENDIAN,  // 大端
-    LITTLE_ENDIAN // 小端
-}BYTE_ORDER;
+    BIG_ENDIAN_TYPE,  // 大端
+    LITTLE_ENDIAN_TYPE // 小端
+}BYTE_ORDER_TYPE;
 
 typedef enum {
     ENV_WINDOWS = 1,
@@ -45,7 +45,7 @@ inline ENV_COMPILER CurrentEnvCompiler();
 
 string itos(int x);
 
-BYTE_ORDER HostByteOrder();
+BYTE_ORDER_TYPE HostByteOrder();
 
 // 限制float精确度
 float LimitFloat(float in,int size);
diff --git a/general/src/function/cpu_usage.cpp b/general/src/function/cpu_usage.cpp
index 76311b3..3125597 100644
--- a/general/src/function/cpu_usage.cpp
+++ b/general/src/function/cpu_usage.cpp
@@ -1,6 +1,9 @@
 #include "cpu_usage.h"
 #include <iostream>
 
+
+#ifdef WINDOWS
+
 float CPUusage::get_cpu_usage()
 {
 	FILETIME now;
@@ -66,4 +69,6 @@ int CPUusage::get_processor_number()
 	SYSTEM_INFO info;
 	GetSystemInfo(&info);
 	return info.dwNumberOfProcessors;
-}
\ No newline at end of file
+}
+
+#endif
\ No newline at end of file
diff --git a/general/src/function/cpu_usage.h b/general/src/function/cpu_usage.h
index c28c7cb..6366a21 100644
--- a/general/src/function/cpu_usage.h
+++ b/general/src/function/cpu_usage.h
@@ -1,7 +1,34 @@
-#include <Windows.h>
+#ifndef __CPU_USAGE__
+#define __CPU_USAGE__
+
+#ifdef WINDOWS
+	#include <Windows.h>
+#endif
+
+#ifdef linux
+#include<iostream> 
+#include<stdio.h>
+#include "unistd.h"
+
+#include<stdlib.h>
+#include<string.h>
+#include <string>
+#include<unistd.h>
+#include<fcntl.h>
+#include<ctype.h>
+#include <sys/types.h>   
+#include <dirent.h>
+#include <errno.h>
+#include <vector>
+#include <assert.h>
+
+using namespace std; 
+#endif
+
 //原理：调用GetProcessTimes()，并与上次调用得到的结果相减，即得到某段时间内CPU的使用时间
 //C++ 获取特定进程规定CPU使用率  原文：http://blog.csdn.net/liuqx97bb/article/details/52058657
 class CPUusage { 
+#ifdef WINDOWS
 private:
  	typedef long long          int64_t;
  	typedef unsigned long long uint64_t;
@@ -49,8 +76,37 @@ public:
 		init(); 
 		return _hProcess= OpenProcess(PROCESS_QUERY_LIMITED_INFORMATION, false, ProcessID); 
 	}
- 
 	//-1 即为失败或进程已退出； 如果成功，首次调用会返回-2（中途用setpid更改了PID后首次调用也会返回-2）
  	float get_cpu_usage();  
+#endif
+
+#ifdef linux
+
+public:
+	CPUusage(uint16_t ProcessID) { 
+		m_process_id = ProcessID;
+		m_cpu_count = 0;
+		m_cpu_count = sysconf( _SC_NPROCESSORS_CONF);
+		m_enable_cpu_count = sysconf(_SC_NPROCESSORS_ONLN);
+		printf("system cpu num is %d\n", sysconf( _SC_NPROCESSORS_CONF));
+		printf("system enable cpu num is %d\n", sysconf(_SC_NPROCESSORS_ONLN));
+	}
+
+	CPUusage() {  
+
+	}
+
+	~CPUusage() { 
+
+	}	
+
+private:
+	uint16_t m_cpu_count; 
+	uint16_t m_process_id;
+	uint16_t m_enable_cpu_count; 
+
+#endif
+
 };
 
+#endif
\ No newline at end of file
diff --git a/general/src/utils.cpp b/general/src/utils.cpp
index 108e515..58b0e91 100644
--- a/general/src/utils.cpp
+++ b/general/src/utils.cpp
@@ -4,6 +4,9 @@
 #include "utils.h"
 #ifdef linux
 
+
+using namespace std;
+
 int itoa(int n ,char * const s,int radix){
     if(nullptr == s){
         return -1;
@@ -87,12 +90,12 @@ std::string FormatString(const char *format,...)
 }
 
 
-BYTE_ORDER HostByteOrder(){
+BYTE_ORDER_TYPE HostByteOrder(){
     short x = 0x1234;
     uint8_t y = *((uint8_t*)(&x));
     if(y == 0x34){
-        return BYTE_ORDER::LITTLE_ENDIAN;
+        return BYTE_ORDER_TYPE::LITTLE_ENDIAN_TYPE;
     }else{
-        return BYTE_ORDER::BIG_ENDIAN;
+        return BYTE_ORDER_TYPE::BIG_ENDIAN_TYPE;
     }
 }