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DeleteDir Example

InstallShield 2015 » InstallScript Language Reference

Note: To call this function in a Basic MSI setup, you must first create a custom action for the entry-point function, execute the custom action in a sequence or as the result of a dialog's control event, and then build the release.

/*--------------------------------------------------------------*\

*

* InstallShield Example Script

*

* Demonstrates the DeleteDir function.

*

* First, CreateDir is called to create a directory.  Then,

* DeleteDir is called to delete it.

*

\*--------------------------------------------------------------*/

#define EXAMPLE_DIR "C:\\Newdir"

// Include Ifx.h for built-in InstallScript function prototypes.

#include "Ifx.h"

export prototype ExFn_DeleteDir(HWND);

function ExFn_DeleteDir(hMSI)

begin

    // Create a directory.

    if (CreateDir (EXAMPLE_DIR) != 0) then

        // Report the error; then terminate.

        MessageBox ("Unable to create directory.", SEVERE);

    else

        // Report success.

        MessageBox (EXAMPLE_DIR + " was created.", INFORMATION);

        // Delete the directory.  If the directory is not

        // empty, it is not deleted.

        if (DeleteDir (EXAMPLE_DIR, ONLYDIR) = 0) then

            // Report success.

            MessageBox (EXAMPLE_DIR + " was deleted.", INFORMATION);

        else

            MessageBox ("Unable to delete directory.", SEVERE);

        endif;

    endif;

end;