59 lines
1.7 KiB
Ruby
59 lines
1.7 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 "http://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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revision 1
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sha1 "6acd9f1ee9f3762d8e63a1fc2ee63c8ac83b67f4" => :yosemite
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sha1 "f0a3c6d0415677ad7e741c0e5b954d513f433833" => :mavericks
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sha1 "15b34af17f282400e8792e74787d7b8cf7308c30" => :mountain_lion
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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 http://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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