1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
{ lib
, stdenv
, fetchFromGitHub
, cmake
, ninja
, chromium
, grpc
, haskellPackages
, mercurial
, python3Packages
, abseil-cpp
}:
stdenv.mkDerivation rec {
pname = "re2";
version = "2024-03-01";
src = fetchFromGitHub {
owner = "google";
repo = "re2";
rev = version;
hash = "sha256-VuI9OsfGTdVywdyVfBrSzXSjbSfevne+YQ2oOz4R3DM=";
};
outputs = [ "out" "dev" ];
nativeBuildInputs = [ cmake ninja ];
propagatedBuildInputs = [ abseil-cpp ];
postPatch = ''
substituteInPlace re2Config.cmake.in \
--replace "\''${PACKAGE_PREFIX_DIR}/" ""
'';
# Needed for case-insensitive filesystems (i.e. MacOS) because a file named
# BUILD already exists.
cmakeBuildDir = "build_dir";
cmakeFlags = lib.optional (!stdenv.hostPlatform.isStatic) "-DBUILD_SHARED_LIBS:BOOL=ON";
# This installs a pkg-config definition.
postInstall = ''
pushd "$src"
make common-install prefix="$dev" SED_INPLACE="sed -i"
popd
'';
doCheck = true;
passthru.tests = {
inherit
chromium
grpc
mercurial;
inherit (python3Packages)
fb-re2
google-re2;
haskell-re2 = haskellPackages.re2;
};
meta = with lib; {
description = "A regular expression library";
longDescription = ''
RE2 is a fast, safe, thread-friendly alternative to backtracking regular
expression engines like those used in PCRE, Perl, and Python. It is a C++
library.
'';
license = licenses.bsd3;
homepage = "https://github.com/google/re2";
maintainers = with maintainers; [ azahi networkexception ];
platforms = platforms.all;
};
}
|
