UCOS-II求助IMPORT OSRunning ; External referencesIMPORT OSPrioCurIMPORT OSPrioHighRdyIMPORT OSTCBCurIMPORT OSTCBHighRdyIMPORT OSIntNestingIMPORT OSIntExitIMPORT OSTaskSwHook\x05\x05IMPORT OSInterrputSumEXPORT OSStartHighRdy EXPORT OSCtxSwEXPORT OSI

UCOS-II求助IMPORT OSRunning ; External referencesIMPORT OSPrioCurIMPORT OSPrioHighRdyIMPORT OSTCBCurIMPORT OSTCBHighRdyIMPORT OSIntNestingIMPORT OSIntExitIMPORT OSTaskSwHook\x05\x05IMPORT OSInterrputSumEXPORT OSStartHighRdy EXPORT OSCtxSwEXPORT OSI
UCOS-II求助
IMPORT OSRunning ; External references
IMPORT OSPrioCur
IMPORT OSPrioHighRdy
IMPORT OSTCBCur
IMPORT OSTCBHighRdy
IMPORT OSIntNesting
IMPORT OSIntExit
IMPORT OSTaskSwHook
\x05\x05IMPORT OSInterrputSum
EXPORT OSStartHighRdy
EXPORT OSCtxSw
EXPORT OSIntCtxSw
\x05\x05EXPORT OS_ENTER_CRITICAL
EXPORT OS_EXIT_CRITICAL
\x05\x05EXPORT ItDisAll
EXPORT PendSV_Handler
IMPORT EXPORT分别是什么作用

UCOS-II求助IMPORT OSRunning ; External referencesIMPORT OSPrioCurIMPORT OSPrioHighRdyIMPORT OSTCBCurIMPORT OSTCBHighRdyIMPORT OSIntNestingIMPORT OSIntExitIMPORT OSTaskSwHook\x05\x05IMPORT OSInterrputSumEXPORT OSStartHighRdy EXPORT OSCtxSwEXPORT OSI
IMPORT 进口,指该标号在别的文件里
EXPORT 出口, 指本文件里的标号可以被别的文件调用
这两个声明缺一不可,不然编译器报错