针对你提到的“gettimeofday' was not declared in this scope”错误,这通常是因为编译器在编译代码时未能找到gettimeofday`函数的声明。以下是几个可能的解决步骤: 检查代码中是否包含了正确的头文件: gettimeofday函数通常定义在<sys/time.h>头文件中。确保你的代码中包含了这个头文件。例如: cpp #include ...
‘gettimeofday’ was not declaredinthisscope xxx.cpp 在引用time.h的时候,要引用sys下的time.h: 一开始引用的time.h: #include 应改成引用sys/time.h: #include <sys/time.h>
../deps/jellyfish-2.2.0/include/jellyfish/locks_pthread.hpp: In member function 'int jellyfish::locks::pthread::cond::timedwait(time_t)': ../deps/jellyfish-2.2.0/include/jellyfish/locks_pthread.hpp:59:31: error: 'gettimeofday' was not declared in this scope gettimeofday(&timeofday, 0)...
分析： 1,int 0x80 在早期阶段，x86上的syscall通过int 0x80实现的。IRQ可以让CPU中断当前的处理，陷...
‘ClassName::FunctionName’ : ‘static’ should not be used on member functions defined at file scope C++ "abc.exe" is not a valid win32 application "Access denied" when trying to get a handle from CreateFile for a Display "An attempt was made to access an unnamed file past its end ...