alphasort()

Sort directory entries

Synopsis:

#include <sys/types.h>
#include <sys/dir.h>

struct direct {
    unsigned long d_fileno;
    unsigned short d_reclen;
    unsigned short d_namlen;
    char d_name[1];
};

int alphasort( struct direct **d1,
               struct direct **d2);

Library:

libc

Description:

The alphasort() function sorts an array of directory entries alphabetically. It can be used for the compar parameter to scandir().

Returns:

< 0: The d1 entry precedes the d2 entry alphabetically.
0: The entries are equivalent.
> 0: The d1 entry follows the d2 entry alphabetically.

Classification:

Safety:
Cancellation point	No
Interrupt handler	Yes
Signal handler	Yes
Thread	Yes

See also:

closedir(), opendir(), readdir(), rewinddir(), scandir()