mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
58 lines
1.2 KiB
Ruby
58 lines
1.2 KiB
Ruby
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# frozen_string_literal: true
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RSpec.describe "loading dinamically linked library on a bundle exec context", :realworld => true do
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it "passes ENV right after argv in memory" do
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create_file "foo.rb", <<~RUBY
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require 'ffi'
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module FOO
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extend FFI::Library
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ffi_lib './libfoo.so'
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attach_function :Hello, [], :void
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end
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FOO.Hello()
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RUBY
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create_file "libfoo.c", <<~'C'
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#include <stdio.h>
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static int foo_init(int argc, char** argv, char** envp) {
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if (argv[argc+1] == NULL) {
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printf("FAIL\n");
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} else {
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printf("OK\n");
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}
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return 0;
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}
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#if defined(__APPLE__) && defined(__MACH__)
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__attribute__((section("__DATA,__mod_init_func"), used, aligned(sizeof(void*))))
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#else
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__attribute__((section(".init_array")))
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#endif
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static void *ctr = &foo_init;
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extern char** environ;
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void Hello() {
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return;
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}
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C
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sys_exec "gcc -g -o libfoo.so -shared -fpic libfoo.c"
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install_gemfile <<-G
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source "https://rubygems.org"
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gem 'ffi'
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G
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bundle "exec ruby foo.rb"
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expect(out).to eq("OK")
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end
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end
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