unikernel/duniverse/dune_/otherlibs/stdune/src/env_path.mli

@@ -0,0 +1,18 @@
+(** Handle the [PATH] environment variable. *)
+
+(* this isn't in [Env] to avoid cycles *)
+
+val var : Env.Var.t
+
+(** [cons env ~dir] adds [dir] to the start of the PATH variable in [env] *)
+val cons : ?var:Env.Var.t -> Env.t -> dir:Path.t -> Env.t
+
+val path : Env.t -> Path.t list
+
+(** [extend_env_concat_path a b] adds all variables from [b] to [a]
+    overwriting any existing values of those variables in [a] except for PATH
+    which is set to the concatenation of the PATH variables from [a] and [b]
+    with the PATH entries from [b] preceding the PATH entries from [a] *)
+val extend_env_concat_path : Env.t -> Env.t -> Env.t
+
+val system_shell_exn : needed_to:string -> Path.t * string