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--
-- gcc.lua
-- Provides GCC-specific configuration strings.
-- Copyright (c) 2002-2008 Jason Perkins and the Premake project
--
premake.gcc = { }
premake.targetstyle = "linux"
--
-- Translation of Premake flags into GCC flags
--
local cflags =
{
ExtraWarnings = "-Wall",
FatalWarning = "-Werror",
NoFramePointer = "-fomit-frame-pointer",
Optimize = "-O2",
OptimizeSize = "-Os",
OptimizeSpeed = "-O3",
Symbols = "-g",
}
local cxxflags =
{
NoExceptions = "--no-exceptions",
NoRTTI = "--no-rtti",
}
--
-- Returns a list of compiler flags, based on the supplied configuration.
--
function premake.gcc.getcppflags(cfg)
-- if $(ARCH) contains multiple targets, then disable the incompatible automatic
-- dependency generation. This allows building universal binaries on MacOSX, sorta.
return "$(if $(word 2, $(ARCH)), , -MMD)"
end
function premake.gcc.getcflags(cfg)
local result = table.translate(cfg.flags, cflags)
if (cfg.kind == "SharedLib" and not os.is("windows")) then
table.insert(result, "-fPIC")
end
return result
end
function premake.gcc.getcxxflags(cfg)
local result = table.translate(cfg.flags, cxxflags)
return result
end
--
-- Returns a list of linker flags, based on the supplied configuration.
--
function premake.gcc.getldflags(cfg)
local result = { }
if (cfg.kind == "SharedLib") then
if os.is("macosx") then
result = table.join(result, { "-dynamiclib", "-flat_namespace" })
else
table.insert(result, "-shared")
end
-- create import library for DLLs under Windows
if (os.is("windows") and not cfg.flags.NoImportLib) then
table.insert(result, '-Wl,--out-implib="'..premake.gettarget(cfg, "link", "linux").fullpath..'"')
end
end
if (os.is("windows") and cfg.kind == "WindowedApp") then
table.insert(result, "-mwindows")
end
-- OS X has a bug, see http://lists.apple.com/archives/Darwin-dev/2006/Sep/msg00084.html
if (not cfg.flags.Symbols) then
if (os.is("macosx")) then
table.insert(result, "-Wl,-x")
else
table.insert(result, "-s")
end
end
return result
end
--
-- Returns a list of linker flags for library search directories and library
-- names. See bug #1729227 for background on why the path must be split.
--
function premake.gcc.getlinkflags(cfg)
local result = { }
for _, value in ipairs(premake.getlinks(cfg, "all", "directory")) do
table.insert(result, '-L' .. _MAKE.esc(value))
end
for _, value in ipairs(premake.getlinks(cfg, "all", "basename")) do
table.insert(result, '-l' .. _MAKE.esc(value))
end
return result
end
--
-- Decorate defines for the GCC command line.
--
function premake.gcc.getdefines(defines)
local result = { }
for _,def in ipairs(defines) do
table.insert(result, '-D' .. def)
end
return result
end
--
-- Decorate include file search paths for the GCC command line.
--
function premake.gcc.getincludedirs(includedirs)
local result = { }
for _,dir in ipairs(includedirs) do
table.insert(result, "-I" .. _MAKE.esc(dir))
end
return result
end
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