Merge branch 'master' into security

1 files changed, 11 insertions, 8 deletions

diff --git a/components/libc/compilers/common/SConscript b/components/libc/compilers/common/SConscript
index 319e1a3555..b1982aa329 100644
--- a/components/libc/compilers/common/SConscript
+++ b/components/libc/compilers/common/SConscript
@@ -9,19 +9,22 @@ 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 GetDepend('RT_USING_POSIX') == False:
+        SrcRemove(src, ['unistd.c', 'delay.c'])
+elif GetDepend('RT_LIBC_USING_TIME'):
+    src += ['time.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)
+group = DefineGroup('libc', src, depend = [], CPPPATH = CPPPATH, CPPDEFINES = CPPDEFINES)
+
+list = os.listdir(cwd)
+for d in list:
+    path = os.path.join(cwd, d)
+    if os.path.isfile(os.path.join(path, 'SConscript')):
+        group = group + SConscript(os.path.join(d, 'SConscript'))
 
 Return('group')