在ubuntu14.04 编译openwrt 遇到问题解决汇总

问题1 出现错误：

Build dependency: Please install the Objective Caml compiler (ocaml-nox) v3.12 or later

解决方法

 sudo apt-get install ocaml

问题2 编译 过程中出现：
coccinelle-coccinelle-1.0.0-rc24
/bin/sh: 1: ocamlfind: not found

解决方法

opam update
apt-get install ocaml-findlib

问题3：编译过程中 出现
Error: Unbound module Parmap

解决方法：
opam switch 4.02.3
eval $(opam config env)
opam install ocamlfind 

opam install camlp4

问题4：[ERROR] Your version of OPAM (1.1.1) is not recent enough to read  问题解决

方法1
wget https://raw.github.com/ocaml/opam/master/shell/opam_installer.sh -O - | sh -s /usr/local/bin/
opam init

方法2

sudo add-apt-repository ppa:avsm/ppa
sudo apt-get update
sudo apt-get install ocaml ocaml-native-compilers camlp4-extra opam 

:

问题5：Error: commons/common.cmi
is not a compiled interface for this version of OCaml.
It seems to be for an older version of OCaml.

opam update