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use crate::Result;
use std::{env, path::PathBuf};
/// Creates and returns the cache directory pointed to by `MULLVAD_CACHE_DIR`, or the default
/// one if that variable is unset.
pub fn cache_dir() -> Result<PathBuf> {
crate::create_and_return(get_cache_dir, None)
}
fn get_cache_dir() -> Result<PathBuf> {
match env::var_os("MULLVAD_CACHE_DIR") {
Some(path) => Ok(PathBuf::from(path)),
None => get_default_cache_dir(),
}
}
pub fn get_default_cache_dir() -> Result<PathBuf> {
#[cfg(not(target_os = "android"))]
{
let dir;
#[cfg(target_os = "linux")]
{
dir = Ok(PathBuf::from("/var/cache"))
}
#[cfg(any(target_os = "macos", windows))]
{
dir = dirs::cache_dir().ok_or_else(|| crate::Error::FindDirError)
}
dir.map(|dir| dir.join(crate::PRODUCT_NAME))
}
#[cfg(target_os = "android")]
{
Ok(std::path::Path::new(crate::APP_PATH).join("cache"))
}
}
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