terminfo: Support more terminfo directory structures

OS X's terminfo uses the hex representation of the first character of
the terminal name as the directory name.

Ubuntu seems to use /lib/terminfo instead of /usr/share/terminfo, at
least on the one machine I have access to.
This commit is contained in:
Kevin Ballard 2013-06-09 23:42:26 -07:00
parent 1310212c27
commit 8f1edd5307

View File

@ -44,8 +44,13 @@ pub fn get_dbpath_for_term(term: &str) -> Option<~path> {
dirs_to_search.push(path(i.to_owned()));
}
},
// Found nothing, use the default path
None => dirs_to_search.push(path("/usr/share/terminfo"))
// Found nothing, use the default paths
// /usr/share/terminfo is the de facto location, but it seems
// Ubuntu puts it in /lib/terminfo
None => {
dirs_to_search.push(path("/usr/share/terminfo"));
dirs_to_search.push(path("/lib/terminfo"));
}
}
}
};
@ -56,6 +61,11 @@ pub fn get_dbpath_for_term(term: &str) -> Option<~path> {
if os::path_exists(p) && os::path_exists(newp) {
return Some(newp);
}
// on some installations the dir is named after the hex of the char (e.g. OS X)
let newp = ~p.push_many(&[fmt!("%x", first_char[0] as uint), term.to_owned()]);
if os::path_exists(p) && os::path_exists(newp) {
return Some(newp);
}
}
None
}
@ -72,6 +82,7 @@ pub fn open(term: &str) -> Result<@Reader, ~str> {
#[ignore(reason = "buildbots don't have ncurses installed and I can't mock everything I need")]
fn test_get_dbpath_for_term() {
// woefully inadequate test coverage
// note: current tests won't work with non-standard terminfo hierarchies (e.g. OS X's)
use std::os::{setenv, unsetenv};
fn x(t: &str) -> ~str { get_dbpath_for_term(t).expect("no terminfo entry found").to_str() };
assert!(x("screen") == ~"/usr/share/terminfo/s/screen");