lua* improvements.

Fix some issues with luarocks looking for the wrong version and cleanup
the lua and lua51 formulae.

Closes #32354.

3 files changed, 46 insertions, 86 deletions

diff --git a/Library/Formula/lua.rb b/Library/Formula/lua.rb
index 2b6043d78..762febde7 100644
--- a/Library/Formula/lua.rb
+++ b/Library/Formula/lua.rb
@@ -1,9 +1,10 @@
-require 'formula'
+require "formula"
 
 class Lua < Formula
-  homepage 'http://www.lua.org/'
-  url 'http://www.lua.org/ftp/lua-5.2.3.tar.gz'
-  sha1 '926b7907bc8d274e063d42804666b40a3f3c124c'
+  homepage "http://www.lua.org/"
+  url "http://www.lua.org/ftp/lua-5.2.3.tar.gz"
+  mirror "https://mirrors.kernel.org/debian/pool/main/l/lua5.2/lua5.2_5.2.3.orig.tar.gz"
+  sha1 "926b7907bc8d274e063d42804666b40a3f3c124c"
   revision 1
 
   fails_with :llvm do
@@ -12,8 +13,8 @@ class Lua < Formula
   end
 
   option :universal
-  option 'with-completion', 'Enables advanced readline support'
-  option 'without-sigaction', 'Revert to ANSI signal instead of improved POSIX sigaction'
+  option "with-completion", "Enables advanced readline support"
+  option "without-sigaction", "Revert to ANSI signal instead of improved POSIX sigaction"
 
   # Be sure to build a dylib, or else runtime modules will pull in another static copy of liblua = crashy
   # See: https://github.com/Homebrew/homebrew/pull/5043
@@ -36,14 +37,14 @@ class Lua < Formula
     ENV.universal_binary if build.universal?
 
     # Use our CC/CFLAGS to compile.
-    inreplace 'src/Makefile' do |s|
-      s.remove_make_var! 'CC'
-      s.change_make_var! 'CFLAGS', "#{ENV.cflags} -DLUA_COMPAT_ALL $(SYSCFLAGS) $(MYCFLAGS)"
-      s.change_make_var! 'MYLDFLAGS', ENV.ldflags
+    inreplace "src/Makefile" do |s|
+      s.remove_make_var! "CC"
+      s.change_make_var! "CFLAGS", "#{ENV.cflags} -DLUA_COMPAT_ALL $(SYSCFLAGS) $(MYCFLAGS)"
+      s.change_make_var! "MYLDFLAGS", ENV.ldflags
     end
 
     # Fix path in the config header
-    inreplace 'src/luaconf.h', '/usr/local', HOMEBREW_PREFIX
+    inreplace "src/luaconf.h", "/usr/local", HOMEBREW_PREFIX
 
     # We ship our own pkg-config file as Lua no longer provide them upstream.
     system "make", "macosx", "INSTALL_TOP=#{prefix}", "INSTALL_MAN=#{man1}"
@@ -82,6 +83,10 @@ class Lua < Formula
     Cflags: -I${includedir}
     EOS
   end
+
+  test do
+    system "#{bin}/lua", "-e", "print ('Ducks are cool')"
+  end
 end
 
 __END__
diff --git a/Library/Formula/lua51.rb b/Library/Formula/lua51.rb
index e20e9a952..eea99e023 100644
--- a/Library/Formula/lua51.rb
+++ b/Library/Formula/lua51.rb
@@ -1,11 +1,12 @@
-require 'formula'
+require "formula"
 
 class Lua51 < Formula
   # 5.2 is not fully backwards compatible so we must retain 2 Luas for now.
   # The transition has begun. Lua will now become Lua51, and Lua52 will become Lua.
-  homepage 'http://www.lua.org/'
-  url 'http://www.lua.org/ftp/lua-5.1.5.tar.gz'
-  sha1 'b3882111ad02ecc6b972f8c1241647905cb2e3fc'
+  homepage "http://www.lua.org/"
+  url "http://www.lua.org/ftp/lua-5.1.5.tar.gz"
+  mirror "https://mirrors.kernel.org/debian/pool/main/l/lua5.1/lua5.1_5.1.5.orig.tar.gz"
+  sha1 "b3882111ad02ecc6b972f8c1241647905cb2e3fc"
 
   bottle do
     sha1 "2b64683201c6ae570760a4b60406e6f3ab26d9df" => :mavericks
@@ -19,8 +20,8 @@ class Lua51 < Formula
   end
 
   option :universal
-  option 'with-completion', 'Enables advanced readline support'
-  option 'without-sigaction', 'Revert to ANSI signal instead of improved POSIX sigaction'
+  option "with-completion", "Enables advanced readline support"
+  option "without-sigaction", "Revert to ANSI signal instead of improved POSIX sigaction"
 
   # Be sure to build a dylib, or else runtime modules will pull in another static copy of liblua = crashy
   # See: https://github.com/Homebrew/homebrew/pull/5043
@@ -44,18 +45,18 @@ class Lua51 < Formula
     ENV.universal_binary if build.universal?
 
     # Use our CC/CFLAGS to compile.
-    inreplace 'src/Makefile' do |s|
-      s.remove_make_var! 'CC'
-      s.change_make_var! 'CFLAGS', "#{ENV.cflags} $(MYCFLAGS)"
-      s.change_make_var! 'MYLDFLAGS', ENV.ldflags
-      s.sub! 'MYCFLAGS_VAL', "-fno-common -DLUA_USE_LINUX"
+    inreplace "src/Makefile" do |s|
+      s.remove_make_var! "CC"
+      s.change_make_var! "CFLAGS", "#{ENV.cflags} $(MYCFLAGS)"
+      s.change_make_var! "MYLDFLAGS", ENV.ldflags
+      s.sub! "MYCFLAGS_VAL", "-fno-common -DLUA_USE_LINUX"
     end
 
     # Fix path in the config header
-    inreplace 'src/luaconf.h', '/usr/local', HOMEBREW_PREFIX
+    inreplace "src/luaconf.h", "/usr/local", HOMEBREW_PREFIX
 
     # Fix paths in the .pc
-    inreplace 'etc/lua.pc' do |s|
+    inreplace "etc/lua.pc" do |s|
       s.gsub! "prefix= /usr/local", "prefix=#{HOMEBREW_PREFIX}"
       s.gsub! "INSTALL_MAN= ${prefix}/man/man1", "INSTALL_MAN= ${prefix}/share/man/man1"
       s.gsub! "INSTALL_INC= ${prefix}/include", "INSTALL_INC= ${prefix}/include/lua-5.1"
@@ -66,7 +67,7 @@ class Lua51 < Formula
     system "make", "macosx", "INSTALL_TOP=#{prefix}", "INSTALL_MAN=#{man1}", "INSTALL_INC=#{include}/lua-5.1"
     system "make", "install", "INSTALL_TOP=#{prefix}", "INSTALL_MAN=#{man1}", "INSTALL_INC=#{include}/lua-5.1"
 
-    (lib+"pkgconfig").install 'etc/lua.pc'
+    (lib+"pkgconfig").install "etc/lua.pc"
 
     # Renaming from Lua to Lua51.
     # Note that the naming must be both lua-version & lua.version.
@@ -84,9 +85,7 @@ class Lua51 < Formula
   end
 
   test do
-    output = `#{bin}/lua-5.1 -e "for i=0,9 do io.write(i) end"`
-    assert_equal "0123456789", output
-    assert_equal 0, $?.exitstatus
+    system "#{bin}/lua5.1", "-e", "print ('Ducks are cool')"
   end
 end
 
diff --git a/Library/Formula/luarocks.rb b/Library/Formula/luarocks.rb
index 492d65fe0..1a000174f 100644
--- a/Library/Formula/luarocks.rb
+++ b/Library/Formula/luarocks.rb
@@ -1,19 +1,10 @@
-require 'formula'
+require "formula"
 
 class Luarocks < Formula
   homepage "http://luarocks.org"
-
-  stable do
-    url "http://luarocks.org/releases/luarocks-2.2.0.tar.gz"
-    sha1 "e2de00f070d66880f3766173019c53a23229193d"
-
-    # Remove writability checks in the install script.
-    # Homebrew checks that its install targets are writable, or fails with
-    # appropriate messaging if not. The check that luarocks does has been
-    # seen to have false positives, so remove it.
-    # TODO: better document the false positive cases, or remove this patch.
-    patch :DATA
-  end
+  url "http://luarocks.org/releases/luarocks-2.2.0.tar.gz"
+  sha1 "e2de00f070d66880f3766173019c53a23229193d"
+  revision 1
 
   bottle do
     sha1 "eabd3d0f2bb7979ac831ce948e8d288569d2a0c8" => :mavericks
@@ -23,7 +14,7 @@ class Luarocks < Formula
 
   head "https://github.com/keplerproject/luarocks.git"
 
-  depends_on 'lua'
+  depends_on "lua"
 
   fails_with :llvm do
     cause "Lua itself compiles with llvm, but may fail when other software tries to link."
@@ -31,14 +22,18 @@ class Luarocks < Formula
 
   def install
     # Install to the Cellar, but direct modules to HOMEBREW_PREFIX
+    # Specify where the Lua is to avoid accidental conflict.
+    lua_prefix = Formula["lua"].opt_prefix
+
     args = ["--prefix=#{prefix}",
             "--rocks-tree=#{HOMEBREW_PREFIX}",
-            "--lua-version=5.2",
-            "--sysconfdir=#{etc}/luarocks"]
+            "--sysconfdir=#{etc}/luarocks",
+            "--with-lua=#{lua_prefix}",
+            "--lua-version=5.2"]
 
     system "./configure", *args
-    system "make"
-    system "make install"
+    system "make", "build"
+    system "make", "install"
   end
 
   def caveats; <<-EOS.undent
@@ -50,45 +45,6 @@ class Luarocks < Formula
   end
 
   test do
-    opoo "Luarocks test script installs 'lpeg'"
-    system "#{bin}/luarocks", "install", "lpeg"
-    system "lua", "-llpeg", "-e", 'print ("Hello World!")'
+    system "#{bin}/luarocks", "install", "say"
   end
 end
-
-__END__
-diff --git a/src/luarocks/fs/lua.lua b/src/luarocks/fs/lua.lua
-index b261905..f396030 100644
---- a/src/luarocks/fs/lua.lua
-+++ b/src/luarocks/fs/lua.lua
-@@ -791,31 +791,7 @@ end
- -- @return boolean or (boolean, string): true on success, false on failure,
- -- plus an error message.
- function fs_lua.check_command_permissions(flags)
--   local root_dir = path.root_dir(cfg.rocks_dir)
--   local ok = true
--   local err = ""
--   for _, dir in ipairs { cfg.rocks_dir, root_dir } do
--      if fs.exists(dir) and not fs.is_writable(dir) then
--         ok = false
--         err = "Your user does not have write permissions in " .. dir
--         break
--      end
--   end
--   local root_parent = dir.dir_name(root_dir)
--   if ok and not fs.exists(root_dir) and not fs.is_writable(root_parent) then
--      ok = false
--      err = root_dir.." does not exist and your user does not have write permissions in " .. root_parent
--   end
--   if ok then
--      return true
--   else
--      if flags["local"] then
--         err = err .. " \n-- please check your permissions."
--      else
--         err = err .. " \n-- you may want to run as a privileged user or use your local tree with --local."
--      end
--      return nil, err
--   end
-+   return true
- end