重新整理libc重复共用文件，创建common_for_all 和 common_for_keiliar

1 files changed, 27 insertions, 0 deletions

diff --git a/components/libc/compilers/common_all/SConscript b/components/libc/compilers/common_all/SConscript
new file mode 100644
index 0000000000..319e1a3555
--- /dev/null
+++ b/components/libc/compilers/common_all/SConscript
@@ -0,0 +1,27 @@
+from building import *
+
+Import('rtconfig')
+
+src   = []
+cwd   = GetCurrentDir()
+group = []
+CPPPATH = [cwd]
+
+if GetDepend('RT_USING_LIBC'):
+    src += Glob('*.c')
+else:
+    if GetDepend('RT_LIBC_USING_TIME'):
+        src += ['time.c']
+
+if GetDepend('RT_USING_POSIX') == False:
+    SrcRemove(src, ['unistd.c'])
+
+if rtconfig.CROSS_TOOL == 'keil':
+    CPPDEFINES = ['__CLK_TCK=RT_TICK_PER_SECOND']
+else:
+    CPPDEFINES = []
+
+if GetDepend('RT_USING_LIBC') or GetDepend('RT_LIBC_USING_TIME'):
+    group = DefineGroup('libc', src, depend = [''], CPPPATH = CPPPATH, CPPDEFINES = CPPDEFINES)
+
+Return('group')