Dear friends, I am new to vc++. I am writing an application that executes a dos command which generates some files. I can user CreateProcess methid to call the dos command. But I want to exit the function only after the completion of dos command. Is it possible? I heared that I can use WaitForSingleObject. Could any body teach me how to write this? thanks

thank u

Dear friends, What is the difference between BSTR and char*. I am writing a COM dll. It has an API which accepts a string (like patient name). Which datatype should be used? BSTR or char*? Please advice me. Thanks in advance Shihab

FileOperationsDlg.obj : error LNK2001: unresolved external symbol "public: void __thiscall CFileOperationsDlg::TestReadFile(unsigned short const *,class CMemFile &)" (?TestReadFile@CFileOperationsDlg@@QAEXPBGAAVCMemFile@@@Z) Debug/FileOperations.exe : fatal error LNK1120: 1 unresolved externals Error executing link.exe. can anybody give me any hint to solve this

what is the reason for this error. I am new to this group Please help me. error LNK2001: unresolved external symbol "public: void __thiscall

Dear All, Is it possible to write a string from vbscript to console. How can we write that? regds Shihab