v4k-git-backup/tools/lua/ninja.lua

726 lines
24 KiB
Lua

--
-- Name: premake-ninja/ninja.lua
-- Purpose: Define the ninja action.
-- Author: Dmitry Ivanov
-- Created: 2015/07/04
-- Copyright: (c) 2015 Dmitry Ivanov
--
local p = premake
local tree = p.tree
local project = p.project
local config = p.config
local fileconfig = p.fileconfig
premake.modules.ninja = {}
local ninja = p.modules.ninja
local function get_key(cfg)
if cfg.platform then
return cfg.project.name .. "_" .. cfg.buildcfg .. "_" .. cfg.platform
else
return cfg.project.name .. "_" .. cfg.buildcfg
end
end
local build_cache = {}
local function add_build(cfg, output, extra_outputs, command, args)
local cached = build_cache[output]
if cached ~= nil then
if extra_outputs == cached.extra_outputs
and command == cached.command
and table.equals(args or {}, cached.args or {})
then
-- custom_command rule is identical for each configuration (contrary to other rules)
-- So we can compare extra parameter
if string.startswith(cached.command, "custom_command") then
p.w("# INFO: Rule ignored, same as " .. cached.cfg_key)
else
local cfg_key = get_key(cfg)
p.warn(cached.cfg_key .. " and " .. cfg_key .. " both generate (differently?) " .. output .. ". Ignoring " .. cfg_key)
p.w("# WARNING: Rule ignored, using the one from " .. cached.cfg_key)
end
else
local cfg_key = get_key(cfg)
p.warn(cached.cfg_key .. " and " .. cfg_key .. " both generate differently " .. output .. ". Ignoring " .. cfg_key)
p.w("# ERROR: Rule ignored, using the one from " .. cached.cfg_key)
end
p.w("# build " .. output .. ": " .. command)
for i, arg in ipairs(args or {}) do
p.w("# " .. arg)
end
return
end
p.w("build " .. output .. ": " .. command)
for i, arg in ipairs(args or {}) do
p.w(" " .. arg)
end
build_cache[output] = {
cfg_key = get_key(cfg),
extra_outputs = extra_outputs,
command = command,
args = args
}
end
function ninja.esc(value)
value = value:gsub("%$", "$$") -- TODO maybe there is better way
value = value:gsub(":", "$:")
value = value:gsub("\n", "$\n")
value = value:gsub(" ", "$ ")
return value
end
function ninja.quote(value)
value = value:gsub("\\", "\\\\")
value = value:gsub("'", "\\'")
value = value:gsub("\"", "\\\"")
return "\"" .. value .. "\""
end
-- in some cases we write file names in rule commands directly
-- so we need to propely escape them
function ninja.shesc(value)
if type(value) == "table" then
local result = {}
local n = #value
for i = 1, n do
table.insert(result, ninja.shesc(value[i]))
end
return result
end
if value:find(" ") then
return ninja.quote(value)
end
return value
end
-- generate solution that will call ninja for projects
function ninja.generateWorkspace(wks)
local oldGetDefaultSeparator = path.getDefaultSeparator
path.getDefaultSeparator = function() return "/" end
p.w("# solution build file")
p.w("# generated with premake ninja")
p.w("")
p.w("# build projects")
local cfgs = {} -- key is concatenated name or variant name, value is string of outputs names
local key = ""
local cfg_first = nil
local cfg_first_lib = nil
for prj in p.workspace.eachproject(wks) do
if p.action.supports(prj.kind) and prj.kind ~= p.NONE then
for cfg in p.project.eachconfig(prj) do
key = prj.name .. "_" .. cfg.buildcfg
if cfg.platform ~= nil then key = key .. "_" .. cfg.platform end
if not cfgs[cfg.buildcfg] then cfgs[cfg.buildcfg] = "" end
cfgs[cfg.buildcfg] = cfgs[cfg.buildcfg] .. key .. " "
-- set first configuration name
if (cfg_first == nil) and (cfg.kind == p.CONSOLEAPP or cfg.kind == p.WINDOWEDAPP) then
cfg_first = key
end
if (cfg_first_lib == nil) and (cfg.kind == p.STATICLIB or cfg.kind == p.SHAREDLIB) then
cfg_first_lib = key
end
-- include other ninja file
p.w("subninja " .. p.esc(ninja.projectCfgFilename(cfg, true)))
end
end
end
if cfg_first == nil then cfg_first = cfg_first_lib end
p.w("")
p.w("# targets")
for cfg, outputs in pairs(cfgs) do
p.w("build " .. p.esc(cfg) .. ": phony " .. outputs)
end
p.w("")
p.w("# default target")
p.w("default " .. p.esc(cfg_first))
p.w("")
path.getDefaultSeparator = oldGetDefaultSeparator
end
function ninja.list(value)
if #value > 0 then
return " " .. table.concat(value, " ")
else
return ""
end
end
local function shouldcompileasc(filecfg)
if filecfg.compileas and filecfg.compileas ~= "Default" then
return p.languages.isc(filecfg.compileas)
end
return path.iscfile(filecfg.abspath)
end
local function shouldcompileascpp(filecfg)
if filecfg.compileas and filecfg.compileas ~= "Default" then
return p.languages.iscpp(filecfg.compileas)
end
return path.iscppfile(filecfg.abspath)
end
local function getDefaultToolsetFromOs()
local system_name = os.target()
if system_name == "windows" then
return "msc"
elseif system_name == "macosx" then
return "clang"
elseif system_name == "linux" then
return "gcc"
else
p.warnOnce("unknown_system", "no toolchain set and unknown system " .. system_name .. " so assuming toolchain is gcc")
return "gcc"
end
end
local function getToolsetExecutables(cfg, toolset, toolset_name)
local cc = ""
local cxx = ""
local ar = ""
local link = ""
local rc = ""
if toolset_name == "msc" then
-- TODO premake doesn't set tools names for msc, do we want to fix it ?
cc = "cl"
cxx = "cl"
ar = "lib"
link = "cl"
rc = "rc"
elseif toolset_name == "clang" or toolset_name == "gcc" then
if not cfg.gccprefix then cfg.gccprefix = "" end
cc = toolset.gettoolname(cfg, "cc")
cxx = toolset.gettoolname(cfg, "cxx")
ar = toolset.gettoolname(cfg, "ar")
link = toolset.gettoolname(cfg, iif(cfg.language == "C", "cc", "cxx"))
else
p.error("unknown toolchain " .. toolset_name)
end
return cc, cxx, ar, link, rc
end
local function getFileDependencies(cfg)
local dependencies = {}
if #cfg.prebuildcommands > 0 or cfg.prebuildmessage then
dependencies = {"prebuild_" .. get_key(cfg)}
end
for i = 1, #cfg.dependson do
table.insert(dependencies, cfg.dependson[i] .. "_" .. cfg.buildcfg)
end
return dependencies
end
local function getcflags(toolset, cfg, filecfg)
local buildopt = ninja.list(filecfg.buildoptions)
local cppflags = ninja.list(toolset.getcppflags(filecfg))
local cflags = ninja.list(toolset.getcflags(filecfg))
local defines = ninja.list(table.join(toolset.getdefines(filecfg.defines), toolset.getundefines(filecfg.undefines)))
local includes = ninja.list(toolset.getincludedirs(cfg, filecfg.includedirs, filecfg.externalincludedirs))
local forceincludes = ninja.list(toolset.getforceincludes(cfg))
return buildopt .. cppflags .. cflags .. defines .. includes .. forceincludes
end
local function getcxxflags(toolset, cfg, filecfg)
local buildopt = ninja.list(filecfg.buildoptions)
local cppflags = ninja.list(toolset.getcppflags(filecfg))
local cxxflags = ninja.list(toolset.getcxxflags(filecfg))
local defines = ninja.list(table.join(toolset.getdefines(filecfg.defines), toolset.getundefines(filecfg.undefines)))
local includes = ninja.list(toolset.getincludedirs(cfg, filecfg.includedirs, filecfg.externalincludedirs))
local forceincludes = ninja.list(toolset.getforceincludes(cfg))
return buildopt .. cppflags .. cxxflags .. defines .. includes .. forceincludes
end
local function getldflags(toolset, cfg)
local ldflags = ninja.list(table.join(toolset.getLibraryDirectories(cfg), toolset.getldflags(cfg), cfg.linkoptions))
-- experimental feature, change install_name of shared libs
--if (toolset_name == "clang") and (cfg.kind == p.SHAREDLIB) and ninja.endsWith(cfg.buildtarget.name, ".dylib") then
-- ldflags = ldflags .. " -install_name " .. cfg.buildtarget.name
--end
return ldflags
end
local function prebuild_rule(cfg)
if #cfg.prebuildcommands > 0 or cfg.prebuildmessage then
local commands = {}
if cfg.prebuildmessage then
commands = {os.translateCommandsAndPaths("{ECHO} " .. cfg.prebuildmessage, cfg.project.basedir, cfg.project.location)}
end
commands = table.join(commands, os.translateCommandsAndPaths(cfg.prebuildcommands, cfg.project.basedir, cfg.project.location))
if (#commands > 1) then
commands = 'sh -c ' .. ninja.quote(table.implode(commands,"","",";"))
else
commands = commands[1]
end
p.w("rule run_prebuild")
p.w(" command = " .. p.esc(commands))
p.w(" description = prebuild")
p.w("")
end
end
local function postbuild_rule(cfg)
if #cfg.postbuildcommands > 0 or cfg.postbuildmessage then
local commands = {}
if cfg.postbuildmessage then
commands = {os.translateCommandsAndPaths("{ECHO} " .. cfg.postbuildmessage, cfg.project.basedir, cfg.project.location)}
end
commands = table.join(commands, os.translateCommandsAndPaths(cfg.postbuildcommands, cfg.project.basedir, cfg.project.location))
if (#commands > 1) then
commands = 'sh -c ' .. ninja.quote(table.implode(commands,"","",";"))
else
commands = commands[1]
end
p.w("rule run_postbuild")
p.w(" command = " .. p.esc(commands))
p.w(" description = postbuild")
p.w("")
end
end
local function compilation_rules(cfg, toolset, toolset_name, pch)
---------------------------------------------------- figure out toolset executables
local cc, cxx, ar, link, rc = getToolsetExecutables(cfg, toolset, toolset_name)
local all_cflags = getcflags(toolset, cfg, cfg)
local all_cxxflags = getcxxflags(toolset, cfg, cfg)
local all_ldflags = getldflags(toolset, cfg)
if toolset_name == "msc" then
-- for some reason Visual Studio add this libraries as "defaults" and premake doesn't tell us this
local default_msvc_libs = " kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib"
p.w("rule cc")
p.w(" command = " .. cc .. all_cflags .. " /nologo /showIncludes -c $in /Fo$out")
p.w(" description = cc $out")
p.w(" deps = msvc")
p.w("")
p.w("rule cxx")
p.w(" command = " .. cxx .. all_cxxflags .. " /nologo /showIncludes -c $in /Fo$out")
p.w(" description = cxx $out")
p.w(" deps = msvc")
p.w("")
p.w("rule cc_flags")
p.w(" command = " .. cc .. " $CFLAGS" .. " /nologo /showIncludes -c $in /Fo$out")
p.w(" description = cc $out")
p.w(" deps = msvc")
p.w("")
p.w("rule cxx_flags")
p.w(" command = " .. cxx .. " $CXXFLAGS" .. " /nologo /showIncludes -c $in /Fo$out")
p.w(" description = cxx $out")
p.w(" deps = msvc")
p.w("")
p.w("rule rc")
p.w(" command = " .. rc .. " /nologo /fo$out $in")
p.w(" description = rc $out")
p.w("")
if cfg.kind == p.STATICLIB then
p.w("rule ar")
p.w(" command = " .. ar .. " $in /nologo -OUT:$out")
p.w(" description = ar $out")
p.w("")
else
p.w("rule link")
p.w(" command = " .. link .. " $in" .. ninja.list(ninja.shesc(toolset.getlinks(cfg, true))) .. default_msvc_libs .. " /link" .. all_ldflags .. " /nologo /out:$out")
p.w(" description = link $out")
p.w("")
end
elseif toolset_name == "clang" then
local force_include_pch = ""
if pch then
force_include_pch = " -include " .. p.esc(pch.placeholder)
p.w("rule build_pch")
p.w(" command = " .. iif(cfg.language == "C", cc .. all_cflags .. " -x c-header", cxx .. all_cxxflags .. " -x c++-header") .. " -H -MMD -MF $out.d -c -o $out $in")
p.w(" description = build_pch $out")
p.w(" depfile = $out.d")
p.w(" deps = gcc")
end
p.w("rule cc")
p.w(" command = " .. cc .. all_cflags .. force_include_pch .. " -x c -MMD -MF $out.d -c -o $out $in")
p.w(" description = cc $out")
p.w(" depfile = $out.d")
p.w(" deps = gcc")
p.w("")
p.w("rule cxx")
p.w(" command = " .. cxx .. all_cxxflags .. force_include_pch .. " -x c++ -MMD -MF $out.d -c -o $out $in")
p.w(" description = cxx $out")
p.w(" depfile = $out.d")
p.w(" deps = gcc")
p.w("")
p.w("rule cc_flags")
p.w(" command = " .. cc .. " $CFLAGS".. force_include_pch .. " -x c -MMD -MF $out.d -c -o $out $in")
p.w(" description = cc $out")
p.w(" depfile = $out.d")
p.w(" deps = gcc")
p.w("")
p.w("rule cxx_flags")
p.w(" command = " .. cxx .. " $CXXFLAGS" .. force_include_pch .. " -x c++ -MMD -MF $out.d -c -o $out $in")
p.w(" description = cxx $out")
p.w(" deps = msvc")
p.w("")
if cfg.kind == p.STATICLIB then
p.w("rule ar")
p.w(" command = " .. ar .. " rcs $out $in")
p.w(" description = ar $out")
p.w("")
else
p.w("rule link")
p.w(" command = " .. link .. " -o $out $in" .. ninja.list(ninja.shesc(toolset.getlinks(cfg, true))) .. all_ldflags)
p.w(" description = link $out")
p.w("")
end
elseif toolset_name == "gcc" then
local force_include_pch = ""
if pch then
force_include_pch = " -include " .. p.esc(pch.placeholder)
p.w("rule build_pch")
p.w(" command = " .. iif(cfg.language == "C", cc .. all_cflags .. " -x c-header", cxx .. all_cxxflags .. " -x c++-header") .. " -H -MMD -MF $out.d -c -o $out $in")
p.w(" description = build_pch $out")
p.w(" depfile = $out.d")
p.w(" deps = gcc")
end
p.w("rule cc")
p.w(" command = " .. cc .. all_cflags .. force_include_pch .. " -x c -MMD -MF $out.d -c -o $out $in")
p.w(" description = cc $out")
p.w(" depfile = $out.d")
p.w(" deps = gcc")
p.w("")
p.w("rule cxx")
p.w(" command = " .. cxx .. all_cxxflags .. force_include_pch .. " -x c++ -MMD -MF $out.d -c -o $out $in")
p.w(" description = cxx $out")
p.w(" depfile = $out.d")
p.w(" deps = gcc")
p.w("")
p.w("rule cc_flags")
p.w(" command = " .. cc .. " $CFLAGS".. force_include_pch .. " -x c -MMD -MF $out.d -c -o $out $in")
p.w(" description = cc $out")
p.w(" depfile = $out.d")
p.w(" deps = gcc")
p.w("")
p.w("rule cxx_flags")
p.w(" command = " .. cxx .. " $CXXFLAGS" .. force_include_pch .. " -x c++ -MMD -MF $out.d -c -o $out $in")
p.w(" description = cxx $out")
p.w(" deps = msvc")
p.w("")
if cfg.kind == p.STATICLIB then
p.w("rule ar")
p.w(" command = " .. ar .. " rcs $out $in")
p.w(" description = ar $out")
p.w("")
else
p.w("rule link")
p.w(" command = " .. link .. " -o $out $in" .. ninja.list(ninja.shesc(toolset.getlinks(cfg, true))) .. all_ldflags)
p.w(" description = link $out")
p.w("")
end
end
end
local function custom_command_rule()
p.w("rule custom_command")
p.w(" command = $CUSTOM_COMMAND")
p.w(" description = $CUSTOM_DESCRIPTION")
p.w("")
end
local function collect_generated_files(prj, cfg)
local generated_files = {}
tree.traverse(project.getsourcetree(prj), {
onleaf = function(node, depth)
function append_to_generated_files(filecfg)
local output = project.getrelative(prj, filecfg.buildoutputs[1])
table.insert(generated_files, p.esc(output))
end
local filecfg = fileconfig.getconfig(node, cfg)
local rule = p.global.getRuleForFile(node.name, prj.rules)
if fileconfig.hasCustomBuildRule(filecfg) then
append_to_generated_files(filecfg)
elseif rule then
local environ = table.shallowcopy(filecfg.environ)
if rule.propertydefinition then
p.rule.prepareEnvironment(rule, environ, cfg)
p.rule.prepareEnvironment(rule, environ, filecfg)
end
local rulecfg = p.context.extent(rule, environ)
append_to_generated_files(rulecfg)
end
end,
}, false, 1)
return generated_files
end
local function pch_build(cfg, pch)
local pch_dependency = ""
if pch then
pch_dependency = " | " .. pch.gch
add_build(cfg, p.esc(pch.gch), "", "build_pch " .. p.esc(pch.input))
end
return pch_dependency
end
local function custom_command_build(prj, cfg, filecfg, filename, file_dependencies)
local output = project.getrelative(prj, filecfg.buildoutputs[1])
local inputs = ""
if #filecfg.buildinputs > 0 then
inputs = table.implode(filecfg.buildinputs," ","","")
end
local commands = {}
if filecfg.buildmessage then
commands = {os.translateCommandsAndPaths("{ECHO} " .. filecfg.buildmessage, prj.basedir, prj.location)}
end
commands = table.join(commands, os.translateCommandsAndPaths(filecfg.buildcommands, prj.basedir, prj.location))
if (#commands > 1) then
commands = 'sh -c ' .. ninja.quote(table.implode(commands,"","",";"))
else
commands = commands[1]
end
add_build(cfg, p.esc(output), "", "custom_command | " .. p.esc(filename) .. inputs .. iif(#file_dependencies > 0, "||" .. ninja.list(file_dependencies), ""),
{"CUSTOM_COMMAND = " .. commands, "CUSTOM_DESCRIPTION = custom build " .. p.esc(output)})
end
local function compile_file_build(cfg, filecfg, toolset, pch_dependency, regular_file_dependencies, objfiles)
local obj_dir = project.getrelative(cfg.workspace, cfg.objdir)
local has_custom_settings = fileconfig.hasFileSettings(filecfg)
if shouldcompileasc(filecfg) then
local objfilename = obj_dir .. "/" .. filecfg.objname .. iif(toolset_name == "msc", ".obj", ".o")
objfiles[#objfiles + 1] = objfilename
local cflags = {}
if has_custom_settings then
cflags = {"CFLAGS = " .. getcflags(toolset, cfg, filecfg)}
end
add_build(cfg, p.esc(objfilename), "", iif(has_custom_settings, "cc_flags ", "cc ") .. p.esc(filecfg.relpath) .. pch_dependency .. regular_file_dependencies, cflags)
elseif shouldcompileascpp(filecfg) then
local objfilename = obj_dir .. "/" .. filecfg.objname .. iif(toolset_name == "msc", ".obj", ".o")
objfiles[#objfiles + 1] = objfilename
local cxxflags = {}
if has_custom_settings then
cxxflags = {"CXXFLAGS = " .. getcxxflags(toolset, cfg, filecfg)}
end
add_build(cfg, p.esc(objfilename), "", iif(has_custom_settings, "cxx_flags ", "cxx ") .. p.esc(filecfg.relpath) .. pch_dependency .. regular_file_dependencies, cxxflags)
elseif path.isresourcefile(filecfg.abspath) then
local objfilename = obj_dir .. "/" .. filecfg.name .. ".res"
objfiles[#objfiles + 1] = objfilename
add_build(cfg, p.esc(objfilename), "", "rc " .. p.esc(filecfg.relpath))
end
end
local function files_build(prj, cfg, toolset, toolset_name, pch_dependency, regular_file_dependencies, file_dependencies)
local objfiles = {}
tree.traverse(project.getsourcetree(prj), {
onleaf = function(node, depth)
local filecfg = fileconfig.getconfig(node, cfg)
local rule = p.global.getRuleForFile(node.name, prj.rules)
if fileconfig.hasCustomBuildRule(filecfg) then
custom_command_build(prj, cfg, filecfg, node.relpath, file_dependencies)
elseif rule then
local environ = table.shallowcopy(filecfg.environ)
if rule.propertydefinition then
p.rule.prepareEnvironment(rule, environ, cfg)
p.rule.prepareEnvironment(rule, environ, filecfg)
end
local rulecfg = p.context.extent(rule, environ)
custom_command_build(prj, cfg, rulecfg, node.relpath, file_dependencies)
else
compile_file_build(cfg, filecfg, toolset, pch_dependency, regular_file_dependencies, objfiles)
end
end,
}, false, 1)
p.w("")
return objfiles
end
local function generated_files_build(cfg, generated_files, key)
local final_dependency = ""
if #generated_files > 0 then
p.w("# generated files")
add_build(cfg, "generated_files_" .. key, "", "phony" .. ninja.list(generated_files))
final_dependency = " || generated_files_" .. key
end
return final_dependency
end
-- generate project + config build file
function ninja.generateProjectCfg(cfg)
local oldGetDefaultSeparator = path.getDefaultSeparator
path.getDefaultSeparator = function() return "/" end
local prj = cfg.project
local key = prj.name .. "_" .. cfg.buildcfg
-- TODO why premake doesn't provide default name always ?
local toolset_name = _OPTIONS.cc or cfg.toolset or ninja.getDefaultToolsetFromOs()
local toolset = p.tools[toolset_name]
p.w("# project build file")
p.w("# generated with premake ninja")
p.w("")
-- premake-ninja relies on scoped rules
-- and they were added in ninja v1.6
p.w("ninja_required_version = 1.6")
p.w("")
---------------------------------------------------- figure out settings
local pch = nil
if toolset_name ~= "msc" then
pch = p.tools.gcc.getpch(cfg)
if pch then
pch = {
input = pch,
placeholder = project.getrelative(cfg.workspace, path.join(cfg.objdir, path.getname(pch))),
gch = project.getrelative(cfg.workspace, path.join(cfg.objdir, path.getname(pch) .. ".gch"))
}
end
end
---------------------------------------------------- write rules
p.w("# core rules for " .. cfg.name)
prebuild_rule(cfg)
postbuild_rule(cfg)
compilation_rules(cfg, toolset, toolset_name, pch)
custom_command_rule()
---------------------------------------------------- build all files
p.w("# build files")
local pch_dependency = pch_build(cfg, pch)
local generated_files = collect_generated_files(prj, cfg)
local file_dependencies = getFileDependencies(cfg)
local regular_file_dependencies = ""
if #generated_files > 0 then
regular_file_dependencies = " || generated_files_" .. key .. ninja.list(file_dependencies)
elseif #file_dependencies > 0 then
regular_file_dependencies = " ||" .. ninja.list(file_dependencies)
end
local obj_dir = project.getrelative(cfg.workspace, cfg.objdir)
local objfiles = files_build(prj, cfg, toolset, toolset_name, pch_dependency, regular_file_dependencies, file_dependencies)
local final_dependency = generated_files_build(cfg, generated_files, key)
---------------------------------------------------- build final target
if #cfg.prebuildcommands > 0 or cfg.prebuildmessage then
p.w("# prebuild")
add_build(cfg, "prebuild_" .. get_key(cfg), "", "run_prebuild")
end
if #cfg.postbuildcommands > 0 or cfg.postbuildmessage then
p.w("# postbuild")
add_build(cfg, "postbuild_" .. get_key(cfg), "", "run_postbuild | " .. ninja.outputFilename(cfg))
end
-- we don't pass getlinks(cfg) through dependencies
-- because system libraries are often not in PATH so ninja can't find them
local libs = ninja.list(p.esc(config.getlinks(cfg, "siblings", "fullpath")))
if cfg.kind == p.STATICLIB then
p.w("# link static lib")
add_build(cfg, p.esc(ninja.outputFilename(cfg)), "", "ar " .. table.concat(p.esc(objfiles), " ") .. libs .. final_dependency)
elseif cfg.kind == p.SHAREDLIB then
local output = ninja.outputFilename(cfg)
p.w("# link shared lib")
local extra_output = ""
if ninja.endsWith(output, ".dll") then
extra_output = " | " .. p.esc(ninja.noext(output, ".dll")) .. ".lib" .. " " .. p.esc(ninja.noext(output, ".dll")) .. ".exp"
elseif ninja.endsWith(output, ".so") then
extra_output = " | " .. p.esc(ninja.noext(output, ".so")) .. ".a"
elseif ninja.endsWith(output, ".dylib") then
-- in case of .dylib there are no corresponding .a file
else
p.error("unknown type of shared lib '" .. output .. "', so no idea what to do, sorry")
end
add_build(cfg, p.esc(output), extra_output, "link " .. table.concat(p.esc(objfiles), " ") .. libs .. final_dependency)
elseif (cfg.kind == p.CONSOLEAPP) or (cfg.kind == p.WINDOWEDAPP) then
p.w("# link executable")
add_build(cfg, p.esc(ninja.outputFilename(cfg)), "", "link " .. table.concat(p.esc(objfiles), " ") .. libs .. final_dependency)
else
p.error("ninja action doesn't support this kind of target " .. cfg.kind)
end
p.w("")
if #cfg.postbuildcommands > 0 or cfg.postbuildmessage then
add_build(cfg, key, "", "phony postbuild_" .. get_key(cfg))
else
add_build(cfg, key, "", "phony " .. ninja.outputFilename(cfg))
end
p.w("")
path.getDefaultSeparator = oldGetDefaultSeparator
end
-- return name of output binary relative to build folder
function ninja.outputFilename(cfg)
return project.getrelative(cfg.workspace, cfg.buildtarget.directory) .. "/" .. cfg.buildtarget.name
end
-- return name of build file for configuration
function ninja.projectCfgFilename(cfg, relative)
if relative ~= nil then
relative = project.getrelative(cfg.workspace, cfg.location) .. "/"
else
relative = ""
end
local ninjapath = relative .. "build_" .. cfg.project.name .. "_" .. cfg.buildcfg
if cfg.platform ~= nil then ninjapath = ninjapath .. "_" .. cfg.platform end
return ninjapath .. ".ninja"
end
-- check if string starts with string
function ninja.startsWith(str, starts)
return str:sub(0, starts:len()) == starts
end
-- check if string ends with string
function ninja.endsWith(str, ends)
return str:sub(-ends:len()) == ends
end
-- removes extension from string
function ninja.noext(str, ext)
return str:sub(0, str:len() - ext:len())
end
-- generate all build files for every project configuration
function ninja.generateProject(prj)
if not p.action.supports(prj.kind) or prj.kind == p.NONE then
return
end
for cfg in project.eachconfig(prj) do
p.generate(cfg, ninja.projectCfgFilename(cfg), ninja.generateProjectCfg)
end
end
include("_preload.lua")
return ninja