umask.cpp File Reference

#include <corecrt_internal_lowio.h>
#include <sys/stat.h>

Include dependency graph for umask.cpp:

Go to the source code of this file.

Functions
errno_t __cdecl	_umask_s (int const mode, int *const old_mode)
int __cdecl	_umask (int const mode)

Variables
int	_umaskval = 0

Function Documentation

_umask()

int __cdecl _umask

(

int const

mode

)

Definition at line 58 of file umask.cpp.

{
    // Silently ignore non-Windows modes:
    int const masked_mode = mode & (_S_IREAD | _S_IWRITE);
 
    int old_mode = 0;
    _umask_s(masked_mode, &old_mode);
    return old_mode;
}

_umask_s()

errno_t __cdecl _umask_s	(	int const	mode,
		int *const	old_mode
	)

Definition at line 26 of file umask.cpp.

{
    _VALIDATE_RETURN_ERRCODE(old_mode != nullptr, EINVAL);
    *old_mode = _umaskval;
    _VALIDATE_RETURN_ERRCODE((mode & ~(_S_IREAD | _S_IWRITE)) == 0, EINVAL);
 
    _umaskval = mode;
    return 0;
}

Referenced by _umask().

Variable Documentation

_umaskval

int _umaskval = 0

Definition at line 15 of file umask.cpp.

Referenced by _umask_s(), and decode_options().