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opamPath.ml
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opamPath.ml
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(**************************************************************************)
(* *)
(* Copyright 2012-2020 OCamlPro *)
(* Copyright 2012 INRIA *)
(* *)
(* All rights reserved. This file is distributed under the terms of the *)
(* GNU Lesser General Public License version 2.1, with the special *)
(* exception on linking described in the file LICENSE. *)
(* *)
(**************************************************************************)
open OpamTypes
open OpamFilename.Op
type t = dirname
(* Returns a generic file, coerced by the .mli *)
let ( /- ) dir f = OpamFile.make (dir // f)
let config t = t /- "config"
let redirected t = t // "redirected-opamroot"
let init_config_files () =
List.map OpamFile.make [
OpamFilename.Dir.of_string (OpamStd.Sys.etc ()) // "opamrc";
OpamFilename.Dir.of_string (OpamStd.Sys.home ()) // ".opamrc";
]
let state_cache_dir t = t / "repo"
let state_cache t = state_cache_dir t // Printf.sprintf "state-%s.cache" (OpamVersion.magic ())
let lock t = t // "lock"
let config_lock t = t // "config.lock"
(*
let archives_dir t = t / "archives"
let archive t nv = archives_dir t // (OpamPackage.to_string nv ^ "+opam.tar.gz")
*)
let repos_lock t = t / "repo" // "lock"
let repos_config t = t / "repo" /- "repos-config"
let init t = t / "opam-init"
let hooks_dir t = init t / "hooks"
let log t = t / "log"
let backup_file =
let file = lazy Unix.(
let tm = gmtime (Unix.gettimeofday ()) in
Printf.sprintf "state-%04d%02d%02d%02d%02d%02d.export"
(tm.tm_year+1900) (tm.tm_mon+1) tm.tm_mday tm.tm_hour tm.tm_min tm.tm_sec
) in
fun () -> Lazy.force file
let backup_dir t = t / "backup"
let backup t = backup_dir t /- backup_file ()
let plugin_prefix = "opam-"
let plugins t = t / "plugins"
let plugins_bin t = plugins t / "bin"
let plugin_bin t name =
let sname = OpamPackage.Name.to_string name ^ OpamStd.Sys.executable_name "" in
let basename =
if OpamStd.String.starts_with ~prefix:plugin_prefix sname then sname
else plugin_prefix ^ sname
in
plugins_bin t // basename
let plugin t name =
let sname = OpamPackage.Name.to_string name in
assert (sname <> "bin");
plugins t / sname
let last_env t = t / ".last-env"
module type LAYOUT = sig
type ctx
val root : dirname -> ctx -> dirname
val lib_dir : dirname -> ctx -> dirname
end
module Switch = struct
let root t a = OpamSwitch.get_root t a
(** Internal files and dirs with static location *)
let meta_dirname = ".opam-switch"
let meta t a = root t a / meta_dirname
let lock t a = meta t a // "lock"
let backup_dir t a = meta t a / "backup"
let backup t a = backup_dir t a /- backup_file ()
let selections t a = meta t a /- "switch-state"
let build_dir t a = meta t a / "build"
let build t a nv = build_dir t a / OpamPackage.to_string nv
let remove_dir t a = meta t a / "remove"
let remove t a nv = remove_dir t a / OpamPackage.to_string nv
let install_dir t a = meta t a / "install"
let install t a n = install_dir t a /- (OpamPackage.Name.to_string n ^ ".install")
let changes t a n = install_dir t a /- (OpamPackage.Name.to_string n ^ ".changes")
let reinstall t a = meta t a /- "reinstall"
let switch_config t a = meta t a /- "switch-config"
let config_dir t a = meta t a / "config"
let config t a n =
config_dir t a /- (OpamPackage.Name.to_string n ^ ".config")
let sources_dir t a = meta t a / "sources"
let extra_files_dir t a = meta t a / "extra-files-cache"
let extra_file t a h = extra_files_dir t a // OpamHash.contents h
let sources t a nv = sources_dir t a / OpamPackage.to_string nv
let pinned_package t a name = sources_dir t a / OpamPackage.Name.to_string name
let env_filename = "environment"
let environment t a = meta t a /- env_filename
let env_relative_to_prefix pfx = pfx / meta_dirname /- env_filename
let installed_opams t a = meta t a / "packages"
let installed_opams_cache t a = meta t a / "packages" // "cache"
let installed_package_dir t a nv =
installed_opams t a / OpamPackage.to_string nv
let installed_opam t a nv =
installed_package_dir t a nv /- "opam"
let installed_opam_files_dir t a nv =
installed_package_dir t a nv / "files"
let mans = ["1";"1M";"2";"3";"4";"5";"6";"7";"9"]
module DefaultF(L:LAYOUT) = struct
let lib_dir = L.lib_dir
let lib t a n = L.lib_dir t a / OpamPackage.Name.to_string n
let stublibs t a = L.lib_dir t a / "stublibs"
let toplevel t a = L.lib_dir t a / "toplevel"
let doc_dir t a = L.root t a / "doc"
let man_dir ?num t a =
match num with
| None -> L.root t a / "man"
| Some n -> L.root t a / "man" / ("man" ^ n)
let man_dirs t a = List.map (fun num -> man_dir ~num t a) mans
let share_dir t a = L.root t a / "share"
let share t a n = share_dir t a / OpamPackage.Name.to_string n
let etc_dir t a = L.root t a / "etc"
let etc t a n = etc_dir t a / OpamPackage.Name.to_string n
let doc t a n = doc_dir t a / OpamPackage.Name.to_string n
let bin t a = L.root t a / "bin"
let sbin t a = L.root t a / "sbin"
end
(** Visible files that can be redirected using
[config/global-config.config] *)
module Default = struct
include DefaultF(struct
type ctx = switch
let root = root
let lib_dir t a = root t a / "lib"
end)
end
let lookup stdpath relative_to default config =
let dir =
OpamStd.Option.default default
(OpamFile.Switch_config.path config stdpath)
in
if Filename.is_relative dir then
if dir = "" then relative_to else relative_to / dir
else OpamFilename.Dir.of_string dir
let prefix t a c = lookup Prefix (root t a) "" c
let lib_dir t a c = lookup Lib (prefix t a c) "lib" c
let lib t a c n = lib_dir t a c / OpamPackage.Name.to_string n
let stublibs t a c = lookup Stublibs (lib_dir t a c) "stublibs" c
let toplevel t a c = lookup Toplevel (lib_dir t a c) "toplevel" c
let doc_dir t a c = lookup Doc (prefix t a c) "doc" c
let doc t a c n = doc_dir t a c / OpamPackage.Name.to_string n
let man_dir ?num t a c =
let base = lookup Man (prefix t a c) "man" c in
match num with
| None -> base
| Some n -> base / ("man" ^ n)
let man_dirs t a c = List.map (fun num -> man_dir ~num t a c) mans
let share_dir t a c = lookup Share (prefix t a c) "share" c
let share t a c n = share_dir t a c / OpamPackage.Name.to_string n
let etc_dir t a c = lookup Etc (prefix t a c) "etc" c
let etc t a c n = etc_dir t a c / OpamPackage.Name.to_string n
let bin t a c = lookup Bin (prefix t a c) "bin" c
let sbin t a c = lookup Sbin (prefix t a c) "sbin" c
let get_stdpath t a c = function
| Prefix -> prefix t a c
| Lib -> lib_dir t a c
| Bin -> bin t a c
| Sbin -> sbin t a c
| Share -> share_dir t a c
| Doc -> doc_dir t a c
| Etc -> etc_dir t a c
| Man -> man_dir t a c
| Toplevel -> toplevel t a c
| Stublibs -> stublibs t a c
module Overlay = struct
let dir t a = meta t a / "overlay"
let package t a n = dir t a / OpamPackage.Name.to_string n
let opam t a n = package t a n /- "opam"
let tmp_opam t a n = package t a n /- "opam_"
let url t a n = package t a n /- "url"
let descr t a n = package t a n /- "descr"
let files t a n = package t a n / "files"
end
end
module Builddir = struct
let install builddir nv =
builddir /- (OpamPackage.Name.to_string nv.name ^ ".install")
let config builddir nv =
builddir /- (OpamPackage.Name.to_string nv.name ^ ".config")
end