diff options
Diffstat (limited to 'components/libc/compilers/newlib/SConscript')
| -rw-r--r-- | components/libc/compilers/newlib/SConscript | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/components/libc/compilers/newlib/SConscript b/components/libc/compilers/newlib/SConscript index d0868bbdea..cef546e17c 100644 --- a/components/libc/compilers/newlib/SConscript +++ b/components/libc/compilers/newlib/SConscript @@ -1,21 +1,28 @@ from building import * Import('rtconfig') -src = Glob('*.c') +src = [] cwd = GetCurrentDir() group = [] - +LIBS = [] +CPPDEFINES = [] CPPPATH = [cwd] -CPPDEFINES = ['RT_USING_NEWLIB'] - -# link with libc and libm: -# libm is a frequently used lib. Newlib is compiled with -ffunction-sections in -# recent GCC tool chains. The linker would just link in the functions that have -# been referenced. So setting this won't result in bigger text size. -LIBS = ['c', 'm'] if rtconfig.PLATFORM == 'gcc': - group = DefineGroup('libc', src, depend = ['RT_USING_LIBC'], - CPPPATH = CPPPATH, CPPDEFINES = CPPDEFINES, LIBS = LIBS) + if GetDepend('RT_USING_LIBC'): + CPPDEFINES += ['RT_USING_NEWLIB'] + # link with libc and libm: + # libm is a frequently used lib. Newlib is compiled with -ffunction-sections in + # recent GCC tool chains. The linker would just link in the functions that have + # been referenced. So setting this won't result in bigger text size. + LIBS += ['c', 'm'] + + src += Glob('*.c') + if GetDepend('RT_USING_MODULE') == False: + SrcRemove(src, ['libc_syms.c']) + else: + src += ['syscalls.c'] + + group = DefineGroup('libc', src, depend = [], CPPPATH = CPPPATH, CPPDEFINES = CPPDEFINES, LIBS = LIBS) Return('group') |