修复CI问题

Author: ScuDays

components/lwp/arch/common/vdso.c

@@ -5,6 +5,7 @@
  *
  * Change Logs:
  * Date           Author         Notes
+ * 2024-07-04     rcitach        init ver.
  * 2025-04-22     ScuDays        Add VDSO functionality under the riscv64 architecture.
  */
 

components/lwp/vdso/SConscript

@@ -22,12 +22,10 @@ src    = Glob('kernel/*.c')
 src    +=Glob('kernel/*.S')
 
 
-
-PREFIX  = rtconfig.PREFIX
-CPP = PREFIX + 'cpp'
-CPPFLAGS= ' -E -P -x assembler-with-cpp'
-rtconfig.CPP = CPP
-rtconfig.CPPFLAGS = CPPFLAGS
+if not hasattr(rtconfig, 'CPP') or rtconfig.CPP is None:
+    rtconfig.CPP = rtconfig.PREFIX + 'cpp'
+if not hasattr(rtconfig, 'CPPFLAGS') or rtconfig.CPPFLAGS is None:
+    rtconfig.CPPFLAGS = ' -E -P -x assembler-with-cpp'
 
 if not os.path.exists(cwd + "/user" + "/arch" +"/" + rtconfig.ARCH + "/vdso.lds"):
     Preprocessing("user/arch/" + rtconfig.ARCH + "/vdso.lds.S", ".lds", CPPPATH=[cwd])

components/lwp/vdso/user/arch/risc-v/vdso_sys.h

@@ -34,7 +34,7 @@ static inline uint64_t __arch_get_hw_counter()
     arch_counter_enforce_ordering;
     return res;
 }
-
+// 使用了rt_weak弱符号标记该函数，默认为10000000，请根据对应平台实现这个函数。
 rt_weak inline uint64_t __arch_get_hw_frq()
 {
     return 10000000;