commit:     1a947e6f6a83fde8abc06d527bf65bd054fc4ac6
Author:     Hans de Graaff <hans <AT> degraaff <DOT> org>
AuthorDate: Fri Apr 24 08:57:40 2015 +0000
Commit:     Hans de Graaff <graaff <AT> gentoo <DOT> org>
CommitDate: Fri Apr 24 08:57:40 2015 +0000
URL:        https://gitweb.gentoo.org/proj/ruby-scripts.git/commit/?id=1a947e6f

Patchset for ruby 2.2.2-r1

Add backported upstream patch to compile with hardened gcc.

 patchsets/patches-2.2.2-r1/004_gfbsd7.patch        | 37 +++++++++
 .../patches-2.2.2-r1/005_no-undefined-ext.patch    | 11 +++
 patchsets/patches-2.2.2-r1/009_no-gems.patch       | 88 ++++++++++++++++++++++
 patchsets/patches-2.2.2-r1/013_hardened_gcc.patch  | 37 +++++++++
 4 files changed, 173 insertions(+)

diff --git a/patchsets/patches-2.2.2-r1/004_gfbsd7.patch 
b/patchsets/patches-2.2.2-r1/004_gfbsd7.patch
new file mode 100644
index 0000000..450d714
--- /dev/null
+++ b/patchsets/patches-2.2.2-r1/004_gfbsd7.patch
@@ -0,0 +1,37 @@
+--- configure.in.orig  2013-05-05 19:36:02.800254192 +0200
++++ configure.in       2013-05-05 19:37:56.573346196 +0200
+@@ -2156,7 +2156,7 @@
+ fi
+ 
+ AS_CASE(["$target_os"],
+-[linux* | gnu* | k*bsd*-gnu | bsdi* | kopensolaris*-gnu | nacl], [
++[linux* | gnu* | k*bsd*-gnu | bsdi* | kopensolaris*-gnu | nacl | freebsd* | 
dragonfly*], [
+     if test "$rb_cv_binary_elf" = no; then
+       with_dln_a_out=yes
+     else
+@@ -2249,7 +2249,7 @@
+       [bsdi3*], [     AS_CASE(["$CC"],
+                       [*shlicc*], [   : ${LDSHARED='$(CC) -r'}
+                                       rb_cv_dlopen=yes])],
+-      [linux* | gnu* | k*bsd*-gnu | netbsd* | bsdi* | kopensolaris*-gnu], [
++      [linux* | gnu* | k*bsd*-gnu | netbsd* | bsdi* | kopensolaris*-gnu | 
freebsd7*], [
+                       : ${LDSHARED='$(CC) -shared'}
+                       if test "$rb_cv_binary_elf" = yes; then
+                           LDFLAGS="$LDFLAGS -Wl,-export-dynamic"
+@@ -2262,7 +2262,6 @@
+       [freebsd*|dragonfly*], [
+                       : ${LDSHARED='$(CC) -shared'}
+                       if test "$rb_cv_binary_elf" = yes; then
+-                          LDFLAGS="$LDFLAGS -rdynamic"
+                           DLDFLAGS="$DLDFLAGS "'-Wl,-soname,$@'
+                       else
+                         test "$GCC" = yes && test "$rb_cv_prog_gnu_ld" = yes 
|| LDSHARED='$(LD) -Bshareable'
+@@ -2638,7 +2637,7 @@
+     [sunos4*], [
+       LIBRUBY_ALIASES='lib$(RUBY_SO_NAME).so.$(MAJOR).$(MINOR) 
lib$(RUBY_SO_NAME).so'
+       ],
+-    [linux* | gnu* | k*bsd*-gnu | atheos* | kopensolaris*-gnu], [
++    [linux* | gnu* | k*bsd*-gnu | atheos* | kopensolaris*-gnu | freebsd7*], [
+       LIBRUBY_DLDFLAGS='-Wl,-soname,lib$(RUBY_SO_NAME).so.$(MAJOR).$(MINOR)'" 
$LDFLAGS_OPTDIR"
+       LIBRUBY_ALIASES='lib$(RUBY_SO_NAME).so.$(MAJOR).$(MINOR) 
lib$(RUBY_SO_NAME).so'
+       if test "$load_relative" = yes; then

diff --git a/patchsets/patches-2.2.2-r1/005_no-undefined-ext.patch 
b/patchsets/patches-2.2.2-r1/005_no-undefined-ext.patch
new file mode 100644
index 0000000..f279932
--- /dev/null
+++ b/patchsets/patches-2.2.2-r1/005_no-undefined-ext.patch
@@ -0,0 +1,11 @@
+--- ruby-1.9.3-preview1.orig/configure.in
++++ ruby-1.9.3-preview1/configure.in
+@@ -2038,7 +2038,7 @@ if test "$with_dln_a_out" != yes; then
+       [linux* | gnu* | k*bsd*-gnu | netbsd* | bsdi* | kopensolaris*-gnu], [
+                       : ${LDSHARED='$(CC) -shared'}
+                       if test "$rb_cv_binary_elf" = yes; then
+-                          LDFLAGS="$LDFLAGS -Wl,-export-dynamic"
++                          LDFLAGS="$LDFLAGS -Wl,-export-dynamic 
-Wl,--no-undefined"
+                       fi
+                       rb_cv_dlopen=yes],
+       [interix*], [   : ${LDSHARED='$(CC) -shared'}

diff --git a/patchsets/patches-2.2.2-r1/009_no-gems.patch 
b/patchsets/patches-2.2.2-r1/009_no-gems.patch
new file mode 100644
index 0000000..a67cbf8
--- /dev/null
+++ b/patchsets/patches-2.2.2-r1/009_no-gems.patch
@@ -0,0 +1,88 @@
+--- tool/rbinstall.rb.~1~      2015-03-25 04:33:14.000000000 +0100
++++ tool/rbinstall.rb  2015-04-14 07:07:01.169073427 +0200
+@@ -654,83 +654,11 @@
+ # :startdoc:
+ 
+ install?(:ext, :comm, :gem) do
+-  $:.unshift(File.join(srcdir, "lib"))
+-  require("rubygems.rb")
+-  gem_dir = Gem.default_dir
+-  directories = Gem.ensure_gem_subdirectories(gem_dir, :mode => $dir_mode)
+-  prepare "default gems", gem_dir, directories
+-
+-  spec_dir = File.join(gem_dir, directories.grep(/^spec/)[0])
+-  default_spec_dir = "#{spec_dir}/default"
+-  makedirs(default_spec_dir)
+-
+-  gems = {}
+-  File.foreach(File.join(srcdir, "defs/default_gems")) do |line|
+-    line.chomp!
+-    line.sub!(/\s*#.*/, '')
+-    next if line.empty?
+-    words = []
+-    line.scan(/\G\s*([^\[\]\s]+|\[([^\[\]]*)\])/) do
+-      words << ($2 ? $2.split : $1)
+-    end
+-    name, base_dir, src, execs = *words
+-    next unless name and base_dir and src
+-
+-    src       = File.join(srcdir, src)
+-    base_dir  = File.join(srcdir, base_dir)
+-    specgen   = RbInstall::Specs::Generator.new(name, base_dir, src, execs || 
[])
+-    gems[name] ||= specgen
+-  end
+-
+-  Dir.glob(srcdir+"/{lib,ext}/**/*.gemspec").each do |src|
+-    specgen   = RbInstall::Specs::Reader.new(src)
+-    gems[specgen.gemspec.name] ||= specgen
+-  end
+-
+-  gems.sort.each do |name, specgen|
+-    gemspec   = specgen.gemspec
+-    base_dir  = specgen.src.sub(/\A#{Regexp.escape(srcdir)}\//, "")
+-    full_name = "#{gemspec.name}-#{gemspec.version}"
+-
+-    puts "#{" "*30}#{gemspec.name} #{gemspec.version}"
+-    gemspec_path = File.join(default_spec_dir, "#{full_name}.gemspec")
+-    open_for_install(gemspec_path, $data_mode) do
+-      specgen.spec_source
+-    end
+-
+-    unless gemspec.executables.empty? then
+-      bin_dir = File.join(gem_dir, 'gems', full_name, 'bin')
+-      makedirs(bin_dir)
+-
+-      execs = gemspec.executables.map {|exec| File.join(srcdir, 'bin', exec)}
+-      install(execs, bin_dir, :mode => $prog_mode)
+-    end
+-  end
++  # gems are unbundled in Gentoo.
+ end
+ 
+ install?(:ext, :comm, :gem) do
+-  begin
+-    require "zlib"
+-  rescue LoadError
+-  end
+-  if defined?(Zlib)
+-    require 'pathname'
+-    gem_dir = Gem.default_dir
+-    directories = Gem.ensure_gem_subdirectories(gem_dir, :mode => $dir_mode)
+-    prepare "bundle gems", gem_dir, directories
+-    Dir.glob(srcdir+'/gems/*.gem').each do |gem|
+-      Gem.install gem, Gem::Requirement.default, :install_dir => 
with_destdir(Gem.dir), :domain => :local, :ignore_dependencies => true
+-      gemname = Pathname(gem).basename
+-      puts "#{" "*30}#{gemname}"
+-    end
+-    # fix directory permissions
+-    # TODO: Gem.install should accept :dir_mode option or something
+-    File.chmod($dir_mode, *Dir.glob(with_destdir(Gem.dir)+"/**/"))
+-    # fix .gemspec permissions
+-    File.chmod($data_mode, 
*Dir.glob(with_destdir(Gem.dir)+"/specifications/*.gemspec"))
+-  else
+-    puts "skip installing bundle gems because of lacking zlib"
+-  end
++  # gems are unbundled in Gentoo.
+ end
+ 
+ parse_args()

diff --git a/patchsets/patches-2.2.2-r1/013_hardened_gcc.patch 
b/patchsets/patches-2.2.2-r1/013_hardened_gcc.patch
new file mode 100644
index 0000000..1fefd08
--- /dev/null
+++ b/patchsets/patches-2.2.2-r1/013_hardened_gcc.patch
@@ -0,0 +1,37 @@
+Index: thread_pthread.c
+===================================================================
+--- thread_pthread.c   (revision 50315)
++++ thread_pthread.c   (revision 50316)
+@@ -662,11 +662,16 @@
+ # endif
+     struct rlimit rl;
+     volatile char buf[0x100];
++    enum {stack_check_margin = 0x1000}; /* for -fstack-check */
++
+     STACK_GROW_DIR_DETECTION;
+ 
+     if (!getrlimit(RLIMIT_STACK, &rl) && rl.rlim_cur == RLIM_INFINITY)
+       return;
+ 
++    if (size < stack_check_margin) return;
++    size -= stack_check_margin;
++
+     size -= sizeof(buf); /* margin */
+     if (IS_STACK_DIR_UPPER()) {
+       const volatile char *end = buf + sizeof(buf);
+@@ -674,13 +679,14 @@
+       if (limit > end) {
+           size = limit - end;
+           limit = alloca(size);
+-          limit[size-1] = 0;
++          limit[stack_check_margin+size-1] = 0;
+       }
+     }
+     else {
+       limit -= size;
+       if (buf > limit) {
+           limit = alloca(buf - limit);
++          limit -= stack_check_margin;
+           limit[0] = 0;
+       }
+     }

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