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Diffstat (limited to 'src/base/gcc.lua')
| -rw-r--r-- | src/base/gcc.lua | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/src/base/gcc.lua b/src/base/gcc.lua new file mode 100644 index 0000000..c7114fb --- /dev/null +++ b/src/base/gcc.lua @@ -0,0 +1,124 @@ +-- +-- gcc.lua +-- Provides GCC-specific configuration strings. +-- Copyright (c) 2002-2008 Jason Perkins and the Premake project +-- + +-- +-- I don't know if this is the right breakdown or API to individual compilers +-- yet so treat it all as experimental. I won't know until I get the change +-- to implement a few different compilers across different toolset actions. +-- + + + premake.tools.gcc = { } + + premake.tools.gcc.cflags = + { + ExtraWarnings = "-Wall", + FatalWarning = "-Werror", + NoFramePointer = "-fomit-frame-pointer", + Optimize = "-O2", + OptimizeSize = "-Os", + OptimizeSpeed = "-O3", + Symbols = "-g", + } + + premake.tools.gcc.cxxflags = + { + NoExceptions = "--no-exceptions", + NoRTTI = "--no-rtti", + } + + + function premake.tools.gcc.make_defines(cfg) + return table.implode(cfg.defines, '-D "', '"', ' ') + end + + + function premake.tools.gcc.make_includes(cfg) + return table.implode(cfg.incdirs, '-I "', '"', ' ') + end + + + function premake.tools.gcc.make_cppflags(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.tools.gcc.make_cflags(cfg) + local flags = table.translate(cfg.flags, premake.tools.gcc.cflags) + + if (cfg.kind == "SharedLib" and not os.is("windows")) then + table.insert(flags, "-fPIC") + end + + return table.concat(flags, " ") + end + + + function premake.tools.gcc.make_cxxflags(cfg) + local flags = table.translate(cfg.flags, premake.tools.gcc.cxxflags) + return table.concat(flags, " ") + end + + + function premake.tools.gcc.make_ldflags(cfg) + local flags = { } + + if (cfg.kind == "SharedLib") then + if (not os.is("macosx")) then + table.insert(flags, "-shared") + end + + -- create import library for DLLs under Windows + if (os.is("windows") and not table.contains(cfg.flags, "NoImportLib")) then + table.insert(flags, '-Wl,--out-implib="' .. premake.project.gettargetfile(cfg, "implib", "StaticLib", "linux") .. '"') + end + end + + if (os.is("windows") and cfg.kind == "WindowedExe") then + table.insert(flags, "-mwindows") + end + + -- OS X has a bug, see http://lists.apple.com/archives/Darwin-dev/2006/Sep/msg00084.html + if (not table.contains(cfg.flags, "Symbols")) then + if (os.is("macosx")) then + table.insert(flags, "-Wl,-x") + else + table.insert(flags, "-s") + end + end + + if (os.is("macosx") and table.contains(flags, "Dylib")) then + table.insert(flags, "-dynamiclib -flat_namespace") + end + + -- need to split path from libraries to avoid runtime errors (see bug #1729227) + local dirs = { } + local names = { } + for _, link in ipairs(premake.project.getlibraries(cfg, cfg.links)) do + local dir = path.getdirectory(link) + local name = path.getbasename(link) + + if (dir ~= "" and not table.contains(cfg.libdirs, dir) and not table.contains(dirs, dir)) then + table.insert(dirs, dir) + end + + table.insert(names, name) + end + + return table.concat(flags, " ") .. table.implode(cfg.libdirs, ' -L "', '"').. table.implode(dirs, ' -L "', '"') .. table.implode(names, ' -l "', '"') + end + + + function premake.tools.gcc.make_file_rule(file) + if (path.iscfile(file)) then + return "$(CC) $(CFLAGS) -o $@ -c $<" + else + return "$(CXX) $(CXXFLAGS) -o $@ -c $<" + end + end + |