[問題] 請教標頭檔的問題

看板C_and_CPP (C/C++)作者wackyjazz (阿信)時間16年前 (2009/08/20 13:41)推噓2(2推 0噓 6→)

留言8則, 3人參與討論串1/1

#ifndef JSIOPORT_H #define JSIOPORT_H #ifndef __cplusplus extern "C" { #endif #ifndef IN #define IN #endif #define JSPORT_API _stdcall UCHAR JSPORT_API CALLBACK JSDIOInit(); VOID JSPORT_API CALLBACK JSDIOClose(); UCHAR JSPORT_API CALLBACK JSReadChar( IN USHORT Address ); USHORT JSPORT_API CALLBACK JSReadWord( IN USHORT Address ); ULONG JSPORT_API CALLBACK JSReadLong( IN USHORT Address ); USHORT JSPORT_API CALLBACK JSReadIntelligentWord( IN USHORT Address , IN USHORT Index ); ULONG JSPORT_API CALLBACK JSReadIntelligentLong( IN USHORT Address , IN USHORT Index ); VOID JSPORT_API CALLBACK JSWriteChar( IN USHORT Address, IN UCHAR Value ); VOID JSPORT_API CALLBACK JSWriteWord( IN USHORT Address, IN USHORT Value ); VOID JSPORT_API CALLBACK JSWriteLong( IN USHORT Address, IN ULONG Value ); VOID JSPORT_API CALLBACK JSWriteIntelligentWord( IN USHORT Address, IN USHORT Index, IN USHORT DATA ); VOID JSPORT_API CALLBACK JSWriteIntelligentLong( IN USHORT Address, IN USHORT Index, IN ULONG DATA ); UCHAR JSPORT_API CALLBACK GetBitFrByte( IN UCHAR Data, IN UCHAR Bit ); UCHAR JSPORT_API CALLBACK GetBitFrWord( IN USHORT Data, IN UCHAR Bit ); UCHAR JSPORT_API CALLBACK SetBitToByte( IN UCHAR Data, IN UCHAR Bit, IN UCHAR ON ); USHORT JSPORT_API CALLBACK SetBitToWord( IN USHORT Data, IN UCHAR Bit, IN UCHAR ON ); #ifndef __cplusplus } #endif #endif // JSIOPORT_H 我使用visual c++ 編譯完會出現h(5) : error C2059: 語法錯誤 : '字串' (extern "c" 這一行) 網路上的說法是extern "c"是專寫給C++看，請問各位高手，此標頭檔要如何修改才能被C 引用?? -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 218.173.132.58