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--
-- vs2010_vcxproj_filters.lua
-- Generate a Visual Studio 2010 C/C++ filters file.
-- Copyright (c) 2009-2011 Jason Perkins and the Premake project
--
local vc2010 = premake.vstudio.vc2010
local project = premake.project
--
-- The first portion of the filters file assigns unique IDs to each
-- directory or virtual group. Would be cool if we could automatically
-- map vpaths like "**.h" to an <Extensions>h</Extensions> element.
--
function vc2010.filteridgroup(prj)
local filters = { }
local filterfound = false
for file in project.eachfile(prj) do
-- split the path into its component parts
local folders = string.explode(file.vpath, "/", true)
local path = ""
for i = 1, #folders - 1 do
-- element is only written if there *are* filters
if not filterfound then
filterfound = true
_p(1,'<ItemGroup>')
end
path = path .. folders[i]
-- have I seen this path before?
if not filters[path] then
filters[path] = true
_p(2, '<Filter Include="%s">', path)
_p(3, '<UniqueIdentifier>{%s}</UniqueIdentifier>', os.uuid())
_p(2, '</Filter>')
end
-- prepare for the next subfolder
path = path .. "\\"
end
end
if filterfound then
_p(1,'</ItemGroup>')
end
end
--
-- The second portion of the filters file assigns filters to each source
-- code file, as needed. Section is one of "ClCompile", "ClInclude",
-- "ResourceCompile", or "None".
--
function vc2010.filefiltergroup(prj, section)
local files = vc2010.getfilegroup(prj, section)
if #files > 0 then
_p(1,'<ItemGroup>')
for _, file in ipairs(files) do
local filter
if file.name ~= file.vpath then
filter = path.getdirectory(file.vpath)
else
filter = path.getdirectory(file.name)
end
if filter ~= "." then
_p(2,'<%s Include=\"%s\">', section, path.translate(file.name, "\\"))
_p(3,'<Filter>%s</Filter>', path.translate(filter, "\\"))
_p(2,'</%s>', section)
else
_p(2,'<%s Include=\"%s\" />', section, path.translate(file.name, "\\"))
end
end
_p(1,'</ItemGroup>')
end
end
--
-- Output the VC2010 filters file
--
function vc2010.generate_filters(prj)
io.indent = " "
vc2010.header()
vc2010.filteridgroup(prj)
vc2010.filefiltergroup(prj, "None")
vc2010.filefiltergroup(prj, "ClInclude")
vc2010.filefiltergroup(prj, "ClCompile")
vc2010.filefiltergroup(prj, "ResourceCompile")
_p('</Project>')
end
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