61 lines
1.9 KiB
Ruby
61 lines
1.9 KiB
Ruby
class Lightning < Formula
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desc "Generates assembly language code at run-time"
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homepage "https://www.gnu.org/software/lightning/"
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url "https://ftpmirror.gnu.org/lightning/lightning-2.1.0.tar.gz"
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mirror "https://ftp.gnu.org/gnu/lightning/lightning-2.1.0.tar.gz"
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sha256 "1fa3a2421852598b3162d6765645bb3cd0fccb5f0c105d0800c64c8428b749a6"
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bottle do
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cellar :any
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rebuild 2
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sha256 "0f8883b4b47ad82796587ec62285c371144d733cbe795db4e9b7c09872a6ebad" => :sierra
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sha256 "34f86d2f39e14f17aaf7fe51e84351f86f23ce4898b1e200694917f24ac7db55" => :el_capitan
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sha256 "985f3b7ba1060b88eb98698dd912d24c11a874dc949b9ffc221bff310a98736f" => :yosemite
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sha256 "816ac38c2ef65ba50247b9c31ad310f610ef26c490be12cb3fb03f4ef5418b6e" => :mavericks
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end
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depends_on "binutils" => [:build, :optional]
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def install
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args = [
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"--disable-dependency-tracking",
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"--disable-silent-rules",
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"--prefix=#{prefix}",
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]
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args << "--disable-disassembler" if build.without? "binutils"
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system "./configure", *args
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system "make", "check", "-j1"
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system "make", "install"
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end
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test do
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# from https://www.gnu.org/software/lightning/manual/lightning.html#incr
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(testpath/"test.c").write <<-EOS.undent
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#include <stdio.h>
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#include <lightning.h>
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static jit_state_t *_jit;
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typedef int (*pifi)(int);
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int main(int argc, char *argv[]) {
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jit_node_t *in;
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pifi incr;
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init_jit(argv[0]);
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_jit = jit_new_state();
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jit_prolog();
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in = jit_arg();
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jit_getarg(JIT_R0, in);
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jit_addi(JIT_R0, JIT_R0, 1);
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jit_retr(JIT_R0);
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incr = jit_emit();
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jit_clear_state();
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printf("%d + 1 = %d\\n", 5, incr(5));
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jit_destroy_state();
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finish_jit();
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return 0;
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}
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EOS
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system ENV.cc, "test.c", "-L#{lib}", "-llightning", "-o", "test"
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system "./test"
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end
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end
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