nixpkgs/lib/sources.nix
2013-10-10 13:28:21 +02:00

30 lines
947 B
Nix

# Functions for copying sources to the Nix store.
let lib = import ./default.nix; in
rec {
# Bring in a path as a source, filtering out all Subversion and CVS
# directories, as well as backup files (*~).
cleanSource =
let filter = name: type: let baseName = baseNameOf (toString name); in ! (
# Filter out Subversion and CVS directories.
(type == "directory" && (baseName == ".git" || baseName == ".svn" || baseName == "CVS")) ||
# Filter out backup files.
(lib.hasSuffix "~" baseName)
);
in src: builtins.filterSource filter src;
# Get all files ending with the specified suffices from the given
# directory. E.g. `sourceFilesBySuffices ./dir [".xml" ".c"]'.
sourceFilesBySuffices = path: exts:
let filter = name: type:
let base = baseNameOf (toString name);
in type != "directory" && lib.any (ext: lib.hasSuffix ext base) exts;
in builtins.filterSource filter path;
}