88 lines
2.9 KiB
Ruby
88 lines
2.9 KiB
Ruby
class Libffi < Formula
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desc "Portable Foreign Function Interface library"
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homepage "https://sourceware.org/libffi/"
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url "https://sourceware.org/pub/libffi/libffi-3.2.1.tar.gz"
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mirror "https://mirrors.ocf.berkeley.edu/debian/pool/main/libf/libffi/libffi_3.2.1.orig.tar.gz"
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mirror "https://mirrorservice.org/sites/ftp.debian.org/debian/pool/main/libf/libffi/libffi_3.2.1.orig.tar.gz"
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sha256 "d06ebb8e1d9a22d19e38d63fdb83954253f39bedc5d46232a05645685722ca37"
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bottle do
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cellar :any
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sha256 "c63fbf004a3c314b7af3bd6b8fc50dc33c06730235cf7e245cb206307dca0933" => :high_sierra
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sha256 "13836da147e311ac2920df5a1d0f04b672ce89204334b5e0233b428572860483" => :sierra
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sha256 "82e5176c758030c4d7571ebd7b412624eed28b8379069c27e366952569168bda" => :el_capitan
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sha256 "9047ca06422e869790ec80adf37cedb3eff6e422094bde0371e24d9bb18dc3f0" => :yosemite
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end
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head do
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url "https://github.com/atgreen/libffi.git"
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depends_on "autoconf" => :build
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depends_on "automake" => :build
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depends_on "libtool" => :build
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end
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keg_only :provided_by_macos, "some formulae require a newer version of libffi"
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def install
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system "./autogen.sh" if build.head?
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system "./configure", "--disable-debug", "--disable-dependency-tracking",
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"--prefix=#{prefix}"
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system "make", "install"
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end
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test do
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(testpath/"closure.c").write <<~EOS
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#include <stdio.h>
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#include <ffi.h>
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/* Acts like puts with the file given at time of enclosure. */
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void puts_binding(ffi_cif *cif, unsigned int *ret, void* args[],
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FILE *stream)
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{
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*ret = fputs(*(char **)args[0], stream);
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}
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int main()
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{
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ffi_cif cif;
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ffi_type *args[1];
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ffi_closure *closure;
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int (*bound_puts)(char *);
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int rc;
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/* Allocate closure and bound_puts */
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closure = ffi_closure_alloc(sizeof(ffi_closure), &bound_puts);
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if (closure)
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{
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/* Initialize the argument info vectors */
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args[0] = &ffi_type_pointer;
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/* Initialize the cif */
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if (ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
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&ffi_type_uint, args) == FFI_OK)
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{
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/* Initialize the closure, setting stream to stdout */
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if (ffi_prep_closure_loc(closure, &cif, puts_binding,
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stdout, bound_puts) == FFI_OK)
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{
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rc = bound_puts("Hello World!");
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/* rc now holds the result of the call to fputs */
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}
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}
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}
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/* Deallocate both closure, and bound_puts */
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ffi_closure_free(closure);
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return 0;
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}
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EOS
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flags = ["-L#{lib}", "-lffi", "-I#{lib}/libffi-#{version}/include"]
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system ENV.cc, "-o", "closure", "closure.c", *(flags + ENV.cflags.to_s.split)
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system "./closure"
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end
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end
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