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"clang" = "-O3 -Wno-ignored-optimization-argument -Wno-profile-instr-out-of-date -Wno-profile-instr-unprofiled";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