Directories are created with the
mkdir function. (There is also
a shell command
mkdir which does the same thing.)
mkdirfunction creates a new, empty directory whose name is filename.
The argument mode specifies the file permissions for the new directory file. See section The Mode Bits for Access Permission, for more information about this.
A return value of
0 indicates successful completion, and
-1 indicates failure. In addition to the usual file name syntax
errors (see section File Name Errors), the following
conditions are defined for this function:
To use this function, your program should include the header file `sys/stat.h'.
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