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{ lib, stdenv, skawarePackages, targetPackages }:
with skawarePackages;
buildPackage {
pname = "s6-rc";
version = "0.5.4.2";
sha256 = "AL36WW+nFhUS6XLskoKiq9j9DjHwkXe616K8PY8oOYI=";
description = "A service manager for s6-based systems";
platforms = lib.platforms.unix;
outputs = [ "bin" "lib" "dev" "doc" "out" ];
configureFlags = [
"--libdir=\${lib}/lib"
"--libexecdir=\${lib}/libexec"
"--dynlibdir=\${lib}/lib"
"--bindir=\${bin}/bin"
"--includedir=\${dev}/include"
"--with-sysdeps=${skalibs.lib}/lib/skalibs/sysdeps"
"--with-include=${skalibs.dev}/include"
"--with-include=${execline.dev}/include"
"--with-include=${s6.dev}/include"
"--with-lib=${skalibs.lib}/lib"
"--with-lib=${execline.lib}/lib"
"--with-lib=${s6.out}/lib"
"--with-dynlib=${skalibs.lib}/lib"
"--with-dynlib=${execline.lib}/lib"
"--with-dynlib=${s6.out}/lib"
];
# s6-rc-compile generates built-in service definitions containing
# absolute paths to execline, s6, and s6-rc programs. If we're
# running s6-rc-compile as part of a Nix derivation, and we want to
# cross-compile that derivation, those paths will be wrong --
# they'll be for execline, s6, and s6-rc on the platform we're
# running s6-rc-compile on, not the platform we're targeting.
#
# We can detect this special case of s6-rc being used at build time
# in a derivation that's being cross-compiled, because that's the
# only time hostPlatform != targetPlatform. When that happens we
# modify s6-rc-compile to use the configuration headers for the
# system we're cross-compiling for.
postConfigure = lib.optionalString (stdenv.hostPlatform != stdenv.targetPlatform) ''
substituteInPlace src/s6-rc/s6-rc-compile.c \
--replace '<execline/config.h>' '"${targetPackages.execline.dev}/include/execline/config.h"' \
--replace '<s6/config.h>' '"${targetPackages.s6.dev}/include/s6/config.h"' \
--replace '<s6-rc/config.h>' '"${targetPackages.s6-rc.dev}/include/s6-rc/config.h"'
'';
postInstall = ''
# remove all s6 executables from build directory
rm $(find -name "s6-rc-*" -type f -mindepth 1 -maxdepth 1 -executable)
rm s6-rc libs6rc.*
mv doc $doc/share/doc/s6-rc/html
mv examples $doc/share/doc/s6-rc/examples
'';
}
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