access

The access() function verifies the existence of a path and/or file on the Policy Server host. path should contain a fully qualified name, starting with a forward slash character (/).

result = access (path);

path Required. String that contains the name of the path and/or file to verify.

true The directory or file exists on the Policy Server host.
false The directory or file does not exist on the Policy Server host.

In the example,

result = access ("/tmp/user.txt");

result contains true if /tmp/user.text exists on Policy Server host. result contains false if /tmp/user.text does not exist on the Policy Server host and is not accessible to the superuser.

logmktemp(), mktemp(), stat()