系統命令獲取
getconf PAGE_SIZE
$ getconf PAGE_SIZE
4096
代碼獲取
頭文件: <unistd.h>
代碼
#include <unistd.h>
#include <iostream>
int main()
{
std::cout << "pagesize = " << getpagesize() << std::endl;
}
結果
$ ./a.out
pagesize = 4096
getconf PAGE_SIZE
$ getconf PAGE_SIZE
4096
#include <unistd.h>
#include <iostream>
int main()
{
std::cout << "pagesize = " << getpagesize() << std::endl;
}
$ ./a.out
pagesize = 4096