Odinfile

glib.so == %glib-so

glib-test.mo == () +cmd=msgfmt -c (glib-test.po) -o glib-test.mo :output/glib-test.mo

%glib-so == lua-glib.c +cc_flags=-fPIC -Werror +(%glib) +(%lua) +ld_flags=-shared +debug :exe

%glib-doc ! == <<
  lua-glib.html
  README.rst
  ldoc.css

%lua-ldoc == () +cmd='input=trim[['(lua-glib.c)']]' +cmdfile=(%mk-html) \
                      :lua_output
ldoc.css == %lua-ldoc/ldoc.css
lua-glib.html == (%lua-ldoc/lua-glib.html) +cmd='tidy||:' :stdout
%mk-html == <<
os.execute('ldoc.lua -p lua-glib -o lua-glib -d . -f discount ' .. input)
local l, lastl -- lastl is for lookahead
lastl = ''
io.input('lua-glib.html')
for l in io.lines() do
  -- change empty ul and ol to blockquote
  -- otherwise pandoc will just ignore them
  if lastl:find('<[ou]l>') and not l:find('<li>') then
    lastl = lastl:gsub('<[ou]l>', '<blockquote>') .. '\n' .. l
    local nest = 0
    while true do
      l = io.read()
      if l:find('<[ou]l>') then
        nest = nest + 1
      elseif l:find('</[ou]l>') then
        if nest > 0 then
	  nest = nest - 1
	else
          l = l:gsub('</[ou]l>', '</blockquote>')
	  break
	end
      end
     lastl = lastl .. '\n' .. l
    end
  end
  io.write(lastl .. '\n')
  lastl = l
end
io.write(lastl .. '\n')

README.html == (README.rst) +cmd='rst2html.py' :stdout
README.rst == (lua-glib.html) +cmdfile=(%mk-rst) :lua_stdout
%mk-rst == <<
-- --columns 500 provides consistent tables; --wrap=none does not
-- io.input() must be specified because pipe.lua just reassigns that
-- but does not actually reasign the program's stdin, or even io.stdin
-- local f = glib.spawn{cmd="pandoc -f html -t rst --columns 500", stdin=io.input()}
-- on the other hand, this is an opportunity to filter the HTML more
local f = glib.spawn{cmd="pandoc -f html -t rst --columns 500", stdin=true}
local lastl -- lastl is for lookahead
for l in io.lines() do
  -- I used to strip these later, but may as well make self-refs pure
  l = l:gsub('lua%-glib%.html', '')
  -- pandoc will not use sections if divs are present
  l = l:gsub('<(/?div[^>]*)>', '<!-- %1 -->')
  f:write(l .. '\n');
end
f:close()
-- skip TOC; the table below serves just as well
for l in f:lines() do
  if l:find('^Module ') then
    lastl = l .. '\n'
    break
  end
end
for l in f:lines() do
  -- pandoc's hyperlinks don't work
  -- strip out old section anchors
  if l:find('^ *%.%. _[a-z].*:$') then
    l = (f:lines())(f)
    l = (f:lines())(f)
  end
  -- strip out old section links
  local didsub, newlen
  lastl, didsub = lastl:gsub('^(`[^<`]*) <#[^>]*>`__\n',
			     function(s)
			       newlen = #s + 2
			       return s .. '`_\n'
			     end)
  if didsub then
    l = l:sub(0, newlen)
  end
  -- strip out old detail links
  lastl = lastl:gsub('((`[^ ]*)([^<`]*) <#[^>]*>`__)', function(a, s, s2)
							return s .. '`_' .. s2 ..
							       string.rep(' ', #a - #s - #s2 - 2)
						      end)
  -- add new section anchors
  if l:find('^%-%-%-%-') and lastl:sub(0, 1) ~= '`' then
    lastl = '_`' .. lastl:sub(0, -2) .. '`\n'
    l = l .. '---'
  end
  -- add new detail anchors
  if l:find('^ %*%*.*%*%*$') then
    lastl = lastl .. '\n .. _`' .. l:sub(4, -3):gsub(' .*', '') .. '`:\n\n'
  end
  -- remove Unicode nbsp
  l = l:gsub(' ', ' ')
  -- use ASCII '
  l = l:gsub('’', '\'') -- '
  -- unescaped *
  l = l:gsub('‘%*', '‘\\*')
  -- fix module link
  if l:find('====') and lastl:find('^Module ') then
    l = l .. '\n.. _glib:'
  end
  -- fix getenv link
  l = l:gsub('`glib%.', 'glib%.`')
  -- fix sections following literal block
  if lastl:find('_`random`')
     or lastl:find('_`markup_escape_text`') then
    lastl = '\n..\n' .. lastl
  end
  -- fix class links, broken above
  lastl = lastl:gsub('(_?)`Class ', 'Class %1`')
  -- fix LDoc link
  l = l:gsub('%*\\ `LD', '* `LD')
  io.write(lastl)
  lastl = l .. '\n'
end
io.write(lastl)

%lua-script == <<
-- there is no way in Odin to select this at build-time without clearing cache
if false then
   io.write("+lib_sp='/usr/local/lib'")
   io.write("+inc_sp='/usr/local/include/lua-5.2'")
   lua = 'lua52'
else
   lua = getenv('LUA_LIBNAME')
   if lua == '' then lua = 'lua' end
   io.write('+lib=' .. lua)
end

%lua == () +cmdfile=(%lua-script) :lua_stdout

%glib == () +cmd='io.write(pkg_cflags("glib-2.0") or "")' :lua_stdout