Functions of Windows Startup Functions

Retrieves the complete command line pointer pointing to the new process.

Retrieves the pointer to the environment variable of the new process.

Initialize global variables in the C/C ++ runtime. If the s t d l I B. H file is included,CodeYou can access these variables. Table 4-1 lists these variables.

Initialize the memory stack used by the memory unit allocation function (m a l o C and c a l o C) and other low-layer Input/Output Routines in the C runtime.

Call constructors for all global and static C ++ class objects.

Function of exit

Call any function registered by calling the _ onexit function.

• Call The Destructor for all global and static C ++ class objects.

• Call the exitprocess function of the operating system to pass nmainretval to it. This allows the operating system to undo the process and set its e x I t code.