diff options
Diffstat (limited to 'pkgs/build-support/fetchgit/default.nix')
| -rw-r--r-- | pkgs/build-support/fetchgit/default.nix | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/pkgs/build-support/fetchgit/default.nix b/pkgs/build-support/fetchgit/default.nix index c52a26b7165d..2ba48189833e 100644 --- a/pkgs/build-support/fetchgit/default.nix +++ b/pkgs/build-support/fetchgit/default.nix @@ -1,6 +1,20 @@ -{stdenv, git, cacert}: -{url, rev ? "HEAD", md5 ? "", sha256 ? "", leaveDotGit ? false, fetchSubmodules ? true -, name ? "git-export" +{stdenv, git, cacert}: let + urlToName = url: rev: let + base = baseNameOf url; + + matched = (builtins.match or (x: y: + abort "This version of fetchgit requires Nix >= 1.8, please upgrade!" + )) "(.*).git" base; + + short = builtins.substring 0 7 rev; + + appendShort = if (builtins.match "[a-f0-9]*" rev) != null + then "-${short}" + else ""; + in "${if matched == null then base else builtins.head matched}${appendShort}"; +in {url, rev ? "HEAD", md5 ? "", sha256 ? "", leaveDotGit ? false +, fetchSubmodules ? true +, name ? urlToName url rev }: /* NOTE: |