core/pkgs/by-name/li/libpfm/default.nix

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{ lib, stdenv, fetchurl, enableShared ? !stdenv.hostPlatform.isStatic, windows
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}:
stdenv.mkDerivation (finalAttrs: {
version = "4.13.0";
pname = "libpfm";
src = fetchurl {
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url =
"mirror://sourceforge/perfmon2/libpfm4/libpfm-${finalAttrs.version}.tar.gz";
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sha256 = "sha256-0YuXdkx1VSjBBR03bjNUXQ62DG6/hWgENoE/pbBMw9E=";
};
# Don't install libpfm.so on windows as it doesn't exist
# This target is created only if `ifeq ($(SYS),Linux)` passes
patches = [ ./fix-windows.patch ];
# Upstream uses "WINDOWS" instead of "Windows" which is incorrect
# See: https://github.com/NixOS/nixpkgs/pull/252982#discussion_r1314346216
postPatch = ''
substituteInPlace config.mk examples/Makefile \
--replace '($(SYS),WINDOWS)' '($(SYS),Windows)'
'';
makeFlags = [
"PREFIX=${placeholder "out"}"
"LDCONFIG=true"
"ARCH=${stdenv.hostPlatform.uname.processor}"
"SYS=${stdenv.hostPlatform.uname.system}"
];
env.NIX_CFLAGS_COMPILE = "-Wno-error";
env.CONFIG_PFMLIB_SHARED = if enableShared then "y" else "n";
buildInputs = lib.optional stdenv.hostPlatform.isWindows windows.libgnurx;
meta = with lib; {
description = "Helper library to program the performance monitoring events";
longDescription = ''
This package provides a library, called libpfm4 which is used to
develop monitoring tools exploiting the performance monitoring
events such as those provided by the Performance Monitoring Unit
(PMU) of modern processors.
'';
license = licenses.gpl2;
maintainers = with maintainers; [ pierron t4ccer ];
platforms = platforms.linux ++ platforms.windows;
};
})