pub fn os_info(key_name: &str) -> Option<GString>Available on crate feature
v2_64 only.Expand description
Get information about the operating system.
On Linux this comes from the /etc/os-release file. On other systems, it may
come from a variety of sources. You can either use the standard key names
like G_OS_INFO_KEY_NAME or pass any UTF-8 string key name. For example,
/etc/os-release provides a number of other less commonly used values that may
be useful. No key is guaranteed to be provided, so the caller should always
check if the result is None.
key_name
a key for the OS info being requested, for example G_OS_INFO_KEY_NAME.
Returns
The associated value for the requested key or None if
this information is not provided.