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add config_generator.lua for setting additional includes needed by any implementation.

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This commit is contained in:
sonoro1234
2020-01-24 16:40:16 +01:00
parent 677678af07
commit 6740445cbc
3 changed files with 34 additions and 11 deletions
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38
generator/generator.lua
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@@ -189,6 +189,13 @@ end
--------------------------------functions for C generation
--load parser module
local cpp2ffi = require"cpp2ffi"
local read_data = cpp2ffi.read_data
local save_data = cpp2ffi.save_data
local copyfile = cpp2ffi.copyfile
local serializeTableF = cpp2ffi.serializeTableF
local function func_header_impl_generate(FP)
local outtab = {}
@@ -197,11 +204,19 @@ local function func_header_impl_generate(FP)
if t.cimguiname then
local cimf = FP.defsT[t.cimguiname]
local def = cimf[t.signature]
if def.ret then --not constructor
local addcoment = def.comment or ""
local addcoment = def.comment or ""
if def.constructor then
-- it happens with vulkan impl but constructor ImGui_ImplVulkanH_Window is not needed
--assert(def.stname ~= "","constructor without struct")
--table.insert(outtab,"CIMGUI_API "..def.stname.."* "..def.ov_cimguiname ..(empty and "(void)" or --def.args)..";"..addcoment.."\n")
elseif def.destructor then
--table.insert(outtab,"CIMGUI_API void "..def.ov_cimguiname..def.args..";"..addcoment.."\n")
else
if def.stname == "" then --ImGui namespace or top level
table.insert(outtab,"CIMGUI_API".." "..def.ret.." "..def.ov_cimguiname..def.args..";"..addcoment.."\n")
else
cpp2ffi.prtable(def)
error("class function in implementations")
end
end
@@ -424,12 +439,7 @@ local function DefsByStruct(FP)
end
--load parser module
local cpp2ffi = require"cpp2ffi"
local read_data = cpp2ffi.read_data
local save_data = cpp2ffi.save_data
local copyfile = cpp2ffi.copyfile
local serializeTableF = cpp2ffi.serializeTableF
----------custom ImVector templates
local function generate_templates(code,templates)
@@ -710,14 +720,22 @@ local parser2
if #implementations > 0 then
parser2 = cpp2ffi.Parser()
local config = require"config_generator"
for i,impl in ipairs(implementations) do
local source = [[../imgui/examples/imgui_impl_]].. impl .. ".h "
local locati = [[imgui_impl_]].. impl
local pipe,err
local extra_includes = ""
local include_cmd = COMPILER=="cl" and [[ /I ]] or [[ -I ]]
if config[impl] then
for j,inc in ipairs(config[impl]) do
extra_includes = extra_includes .. include_cmd .. inc .. " "
end
end
if HAVE_COMPILER then
pipe,err = io.popen(CPRE..source,"r")
pipe,err = io.popen(CPRE..extra_includes..source,"r")
else
pipe,err = io.open(source,"r")
end