forked from lix-project/lix
e1a6fb7870
dependencyClosure { ... searchPath = [ ../foo ../bar ]; ... }
* Primop `dirOf' to return the directory part of a path (e.g., dirOf
/a/b/c == /a/b).
* Primop `relativise' (according to Webster that's a real word!) that
given paths A and B returns a string representing path B relative
path to A; e.g., relativise /a/b/c a/b/x/y => "../x/y".
70 lines
1.5 KiB
Nix
70 lines
1.5 KiB
Nix
rec {
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# Should point at your Nixpkgs installation.
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pkgPath = ./pkgs;
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pkgs = import (pkgPath + /system/all-packages.nix) {};
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stdenv = pkgs.stdenv;
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compileC =
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{ main
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, localIncludes ? "auto"
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, localIncludePath ? []
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, cFlags ? ""
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, sharedLib ? false
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}:
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stdenv.mkDerivation {
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name = "compile-c";
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builder = ./compile-c.sh;
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localIncludes =
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if localIncludes == "auto" then
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dependencyClosure {
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scanner = main:
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import (findIncludes {
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inherit main;
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});
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searchPath = localIncludePath;
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startSet = [main];
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}
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else
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localIncludes;
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inherit main;
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cFlags = [
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cFlags
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(if sharedLib then ["-fpic"] else [])
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(map (p: "-I" + (relativise (dirOf main) p)) localIncludePath)
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];
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};
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findIncludes = {main}: stdenv.mkDerivation {
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name = "find-includes";
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realBuilder = pkgs.perl ~ "bin/perl";
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args = [ ./find-includes.pl ];
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inherit main;
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};
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link = {objects, programName ? "program", libraries ? []}: stdenv.mkDerivation {
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name = "link";
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builder = ./link.sh;
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inherit objects programName libraries;
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};
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makeLibrary = {objects, libraryName ? [], sharedLib ? false}:
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# assert sharedLib -> fold (obj: x: assert obj.sharedLib && x) false objects
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stdenv.mkDerivation {
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name = "library";
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builder = ./make-library.sh;
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inherit objects libraryName sharedLib;
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};
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}
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