(C) Check if File Exists

Demonstrates how to check to see if a file exists.

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#include <C_CkSFtp.h>

void ChilkatSample(void)
    {
    HCkSFtp sftp;
    const char *hostname;
    int port;
    BOOL success;
    BOOL followLinks;
    int status;

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    sftp = CkSFtp_Create();

    // Connect to the SSH server.  
    hostname = "sftp.example.com";
    port = 22;
    success = CkSFtp_Connect(sftp,hostname,port);
    if (success != TRUE) {
        printf("%s\n",CkSFtp_lastErrorText(sftp));
        CkSFtp_Dispose(sftp);
        return;
    }

    // Authenticate with the SSH server.  Chilkat SFTP supports
    // both password-based authenication as well as public-key
    // authentication.  This example uses password authenication.
    success = CkSFtp_AuthenticatePw(sftp,"myLogin","myPassword");
    if (success != TRUE) {
        printf("%s\n",CkSFtp_lastErrorText(sftp));
        CkSFtp_Dispose(sftp);
        return;
    }

    // After authenticating, the SFTP subsystem must be initialized:
    success = CkSFtp_InitializeSftp(sftp);
    if (success != TRUE) {
        printf("%s\n",CkSFtp_lastErrorText(sftp));
        CkSFtp_Dispose(sftp);
        return;
    }

    // Check to see if a file exists

    // The return value is one of the following values:
    // -1: Unable to check. Examine the LastErrorText to determine the reason for failure.
    // 0: File does not exist.
    // 1: The regular file exists.
    // 2: It exists, but it is a directory.
    // 3: It exists, but it is a symlink (only possible if followLinks is false)
    // 4: It exists, but it is a special filesystem entry type.
    // 5: It exists, but it is an unkown filesystem entry type.
    // 6: It exists, but it is an socket filesystem entry type.
    // 7: It exists, but it is an char device entry type.
    // 8: It exists, but it is an block device entry type.
    // 9: It exists, but it is an FIFO entry type.

    followLinks = TRUE;
    status = CkSFtp_FileExists(sftp,"someDir/someFile.txt",followLinks);
    if (status < 0) {
        printf("%s\n",CkSFtp_lastErrorText(sftp));
        CkSFtp_Dispose(sftp);
        return;
    }

    printf("status = %d\n",status);

    printf("Success\n");


    CkSFtp_Dispose(sftp);

    }