basic_file::open (2 of 4 overloads)

Open the file using the specified path.

void open(
    const char * path,
    file_base::flags open_flags,
    asio::error_code & ec);

This function opens the file so that it will use the specified path.

Parameters

path: The path name identifying the file to be opened.
open_flags: A set of flags that determine how the file should be opened.
ec: Set to indicate what error occurred, if any.

Example

asio::stream_file file(my_context);
asio::error_code ec;
file.open("/path/to/my/file", asio::stream_file::read_only, ec);
if (ec)
{
  // An error occurred.
}