homebrew-core/Formula/nettle.rb
2018-08-16 15:51:26 +01:00

66 lines
2.2 KiB
Ruby

class Nettle < Formula
desc "Low-level cryptographic library"
homepage "https://www.lysator.liu.se/~nisse/nettle/"
url "https://ftp.gnu.org/gnu/nettle/nettle-3.4.tar.gz"
mirror "https://ftpmirror.gnu.org/nettle/nettle-3.4.tar.gz"
sha256 "ae7a42df026550b85daca8389b6a60ba6313b0567f374392e54918588a411e94"
bottle do
cellar :any
sha256 "919ede5990f293392071368b6af796e5607cba014168eb05d1421caf3949ddd9" => :mojave
sha256 "d5f8ed7557a26c0a2a34031b10a34b12c0c8f518782ed1d17fb13930ecfcdf45" => :high_sierra
sha256 "d03831c4b2217900338b2316bf73b0074271b0007c2aaaa8fddf606a5f71d7ee" => :sierra
sha256 "a8f3221e9f9281d5493e09b9cbbddc7038de24fbb6375e0255294cae822b866a" => :el_capitan
end
depends_on "gmp"
def install
# macOS doesn't use .so libs. Emailed upstream 04/02/2016.
inreplace "testsuite/dlopen-test.c", "libnettle.so", "libnettle.dylib"
# The LLVM shipped with Xcode/CLT 10+ compiles binaries/libraries with
# ___chkstk_darwin, which upsets nettle's expected symbol check.
# https://github.com/Homebrew/homebrew-core/issues/28817#issuecomment-396762855
# https://lists.lysator.liu.se/pipermail/nettle-bugs/2018/007300.html
if DevelopmentTools.clang_build_version >= 1000
inreplace "testsuite/symbols-test", "get_pc_thunk",
"get_pc_thunk|(_*chkstk_darwin)"
end
system "./configure", "--disable-dependency-tracking",
"--prefix=#{prefix}",
"--enable-shared"
system "make"
system "make", "install"
system "make", "check"
end
test do
(testpath/"test.c").write <<~EOS
#include <nettle/sha1.h>
#include <stdio.h>
int main()
{
struct sha1_ctx ctx;
uint8_t digest[SHA1_DIGEST_SIZE];
unsigned i;
sha1_init(&ctx);
sha1_update(&ctx, 4, "test");
sha1_digest(&ctx, SHA1_DIGEST_SIZE, digest);
printf("SHA1(test)=");
for (i = 0; i<SHA1_DIGEST_SIZE; i++)
printf("%02x", digest[i]);
printf("\\n");
return 0;
}
EOS
system ENV.cc, "test.c", "-L#{lib}", "-lnettle", "-o", "test"
system "./test"
end
end