closedir function

C

Function

Reference manual

@see opendir function, readdir function

The closedir function closes the directory stream opened with opendir releasing resources associated with the directory stream.

Syntax

#include <dirent.h>

int closedir(DIR *dirp);

Parameters

• dirp: A pointer to the DIR type representing the directory stream that will be closed.

Return value

• If the directory stream is successfully closed the function returns 0.
• If an error occurs it returns -1.

Usage example

The following example is a very simple program that opens a directory with the opendir function and closes it with the closedir function.

#include <stdio.h>
#include <dirent.h>

int main(void)
{
    const char *directoryPath;
    DIR *dirStream;

    directoryPath = "/path/to/directory";
    dirStream = opendir(directoryPath);
    if (dirStream != NULL)
    {
        if (closedir(dirStream) == 0)
            printf("Directory stream closed successfully.\n");
        else
            perror("Error closing directory stream");
    }
    else
    {
        perror("Error opening directory stream");
    }
    return (0);
}