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Append libgcc to kernel build

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This commit is contained in:
Eryn Wells 2016-03-20 13:57:54 -04:00
parent b242a48282
commit c2a0d01995
1 changed files with 6 additions and 3 deletions
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9
src/SConscript
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@ -23,6 +23,9 @@ files = [
] ]
toolchain_bin = Dir(os.environ['POLKA_TOOLCHAIN']).Dir('bin') toolchain_bin = Dir(os.environ['POLKA_TOOLCHAIN']).Dir('bin')
toolchain_gcc_lib = Dir(os.environ['POLKA_TOOLCHAIN']).Dir('lib/gcc/i686-elf/5.3.0')
linker_script = File('linker.ld')
env.Replace(AS=toolchain_bin.File('i686-elf-as'), env.Replace(AS=toolchain_bin.File('i686-elf-as'),
CC=toolchain_bin.File('i686-elf-gcc'), CC=toolchain_bin.File('i686-elf-gcc'),
CXX=toolchain_bin.File('i686-elf-g++'), CXX=toolchain_bin.File('i686-elf-g++'),
@ -30,7 +33,8 @@ env.Replace(AS=toolchain_bin.File('i686-elf-as'),
env.Append(CCFLAGS='-ffreestanding', env.Append(CCFLAGS='-ffreestanding',
CPPDEFINES='__polka', CPPDEFINES='__polka',
CXXFLAGS='-fno-exceptions -fno-rtti', CXXFLAGS='-fno-exceptions -fno-rtti',
LINKFLAGS='-nostdlib -lgcc') LIBPATH=[toolchain_gcc_lib],
LINKFLAGS='-nostdlib -T{}'.format(linker_script.path))
# Global constructor files. These must be linked IN THIS ORDER. # Global constructor files. These must be linked IN THIS ORDER.
def crtfile_path(name): def crtfile_path(name):
@ -42,8 +46,7 @@ crtend_file = Command('crtend.o', [], Copy('$TARGET', crtfile_path('crtend.o')))
crtinit_files = ['crti.s', crtbegin_file] crtinit_files = ['crti.s', crtbegin_file]
crtfini_files = [crtend_file, 'crtn.s'] crtfini_files = [crtend_file, 'crtn.s']
linker_script = File('linker.ld') kernel = Program('polka.bin', crtinit_files + files + crtfini_files, LIBS=['gcc'])
kernel = Program('polka.bin', crtinit_files + files + crtfini_files, LINKFLAGS='-T {}'.format(linker_script.path))
Depends(kernel, linker_script) Depends(kernel, linker_script)
Alias('kernel', kernel) Alias('kernel', kernel)