ec5f50df5f
* fix build with clangStdenv
* support foot's PGO build
* enable by default
* build should be deterministic with PGO as we use an input file which
is generated with the same seed everytime.
* apply nixpkgs-fmt
146 lines
3.6 KiB
Nix
146 lines
3.6 KiB
Nix
{ stdenv
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, lib
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, fetchzip
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, fetchurl
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, runCommandNoCC
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, fcft
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, freetype
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, pixman
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, libxkbcommon
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, fontconfig
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, wayland
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, meson
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, ninja
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, ncurses
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, scdoc
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, tllist
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, wayland-protocols
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, pkg-config
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, allowPgo ? true
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, python3 # for PGO
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}:
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let
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version = "1.6.2";
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# build stimuli file for PGO build and the script to generate it
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# independently of the foot's build, so we can cache the result
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# and avoid unnecessary rebuilds as it can take relatively long
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# to generate
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stimulusGenerator = stdenv.mkDerivation {
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pname = "foot-generate-alt-random-writes";
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inherit version;
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src = fetchurl {
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url = "https://codeberg.org/dnkl/foot/raw/tag/${version}/scripts/generate-alt-random-writes.py";
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sha256 = "0pnc5nvqrbgx5618ylrkrs9fyxjh4jcsbryfk6vlnk8x4wyyaibz";
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};
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dontUnpack = true;
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buildInputs = [ python3 ];
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installPhase = ''
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install -Dm755 $src $out
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'';
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};
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stimuliFile = runCommandNoCC "pgo-stimulus-file" { } ''
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${stimulusGenerator} \
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--rows=67 --cols=135 \
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--scroll --scroll-region \
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--colors-regular --colors-bright --colors-256 --colors-rgb \
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--attr-bold --attr-italic --attr-underline \
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--sixel \
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--seed=2305843009213693951 \
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$out
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'';
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compilerName =
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if stdenv.cc.isClang
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then "clang"
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else if stdenv.cc.isGNU
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then "gcc"
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else "unknown";
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# https://codeberg.org/dnkl/foot/src/branch/master/INSTALL.md#performance-optimized-pgo
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pgoCflags = {
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"clang" = "-O3 -Wno-ignored-optimization-argument -Wno-profile-instr-out-of-date -Wno-profile-instr-unprofiled";
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"gcc" = "-O3 -Wno-missing-profile";
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}."${compilerName}";
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# ar with lto support
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ar = {
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"clang" = "llvm-ar";
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"gcc" = "gcc-ar";
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"unknown" = "ar";
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}."${compilerName}";
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# PGO only makes sense if we are not cross compiling and
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# using a compiler which foot's PGO build supports (clang or gcc)
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doPgo = allowPgo && (stdenv.hostPlatform == stdenv.buildPlatform)
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&& compilerName != "unknown";
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in
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stdenv.mkDerivation rec {
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pname = "foot";
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inherit version;
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src = fetchzip {
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url = "https://codeberg.org/dnkl/${pname}/archive/${version}.tar.gz";
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sha256 = "08i3jmjky5s2nnc0c95c009cym91rs4sj4876sr4xnlkb7ab4812";
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};
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nativeBuildInputs = [
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meson
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ninja
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ncurses
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scdoc
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tllist
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wayland-protocols
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pkg-config
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] ++ lib.optional stdenv.cc.isClang stdenv.cc.cc.llvm;
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buildInputs = [
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fontconfig
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freetype
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pixman
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wayland
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libxkbcommon
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fcft
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];
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# recommended build flags for performance optimized foot builds
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# https://codeberg.org/dnkl/foot/src/branch/master/INSTALL.md#release-build
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CFLAGS =
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if !doPgo
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then "-O3 -fno-plt"
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else pgoCflags;
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# ar with gcc plugins for lto objects
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preConfigure = ''
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export AR="${ar}"
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'';
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mesonFlags = [ "--buildtype=release" "-Db_lto=true" ];
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# build and run binary generating PGO profiles,
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# then reconfigure to build the normal foot binary utilizing PGO
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preBuild = lib.optionalString doPgo ''
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meson configure -Db_pgo=generate
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ninja
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./pgo ${stimuliFile} ${stimuliFile} ${stimuliFile}
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meson configure -Db_pgo=use
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'' + lib.optionalString (doPgo && stdenv.cc.cc.pname == "clang") ''
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llvm-profdata merge default_*profraw --output=default.profdata
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'';
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meta = with lib; {
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homepage = "https://codeberg.org/dnkl/foot/";
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changelog = "https://codeberg.org/dnkl/foot/releases/tag/${version}";
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description = "A fast, lightweight and minimalistic Wayland terminal emulator";
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license = licenses.mit;
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maintainers = [ maintainers.sternenseemann ];
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platforms = platforms.linux;
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};
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}
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