60 lines
1.5 KiB
Nix
60 lines
1.5 KiB
Nix
{ stdenv, fetchurl, attr, perl, pam ? null }:
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assert pam != null -> stdenv.isLinux;
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stdenv.mkDerivation rec {
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name = "libcap-${version}";
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version = "2.25";
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src = fetchurl {
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url = "mirror://kernel/linux/libs/security/linux-privs/libcap2/${name}.tar.xz";
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sha256 = "0qjiqc5pknaal57453nxcbz3mn1r4hkyywam41wfcglq3v2qlg39";
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};
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outputs = [ "out" "dev" "lib" "doc" ]
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++ stdenv.lib.optional (pam != null) "pam";
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nativeBuildInputs = [ perl ];
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buildInputs = [ pam ];
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propagatedBuildInputs = [ attr ];
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makeFlags = [
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"lib=lib"
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(stdenv.lib.optional (pam != null) "PAM_CAP=yes")
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];
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prePatch = ''
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# use relative bash path
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substituteInPlace progs/capsh.c --replace "/bin/bash" "bash"
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# ensure capsh can find bash in $PATH
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substituteInPlace progs/capsh.c --replace execve execvpe
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'';
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preInstall = ''
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substituteInPlace Make.Rules \
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--replace 'prefix=/usr' "prefix=$lib" \
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--replace 'exec_prefix=' "exec_prefix=$out" \
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--replace 'lib_prefix=$(exec_prefix)' "lib_prefix=$lib" \
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--replace 'inc_prefix=$(prefix)' "inc_prefix=$dev" \
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--replace 'man_prefix=$(prefix)' "man_prefix=$doc"
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'';
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installFlags = "RAISE_SETFCAP=no";
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postInstall = ''
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rm "$lib"/lib/*.a
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mkdir -p "$doc/share/doc/${name}"
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cp License "$doc/share/doc/${name}/"
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'' + stdenv.lib.optionalString (pam != null) ''
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mkdir -p "$pam/lib/security"
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mv "$lib"/lib/security "$pam/lib"
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'';
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meta = {
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description = "Library for working with POSIX capabilities";
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platforms = stdenv.lib.platforms.linux;
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};
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}
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