Re: import library

From:
"Leo Violette" <lviolette@orrtax.com>
Newsgroups:
microsoft.public.vc.mfc,microsoft.public.vc.language
Date:
Fri, 30 May 2008 17:23:10 -0700
Message-ID:
<66058856-E2F5-4D69-9847-56CC7B226FD1@microsoft.com>
What you are describing is a system configuration issue. In other words,
you're source code is dependent on some 3rd party library that is installed
on the system. Since that is the case, you don't want to reference it from
your project settings because that would mean hard-coding an absolute search
path into your project.

Here's a couple alternatives. We do option 1 below:

1. Document that your project requires MSADO15.DLL to be installed on the
system and that the folder it is installed in be added to
Tools|Options|Project and Solutions|VC++ Directories|Include Files.

2. Add in your source tree some sort of 3rdPartyLibs\MSADO folder and put a
copy of the DLL there. Then, add that folder to the include search path for
whatever project needs to build it.

"Jim Johnson" <aopiyy001@yahoo.com> wrote in message
news:oi98041cr9ujdejgkhsai7ooi5qc7a9dg8@4ax.com...

I have an application that needs to import a DLL file for some
database call like -

#import "c:\Program Files\Common Files\System\ADO\msado15.dll" \
             rename("EOF", "EndOfFile")

the path is OS dependent - what if I run on some other PC but the
msado15.dll is not specificed in the path specified? for this case -
#import "c:\Program Files\Common Files\System\ADO\

any easy way to work around this problem where I don't have a hard
coded path in my code??

============

#import "c:\Program Files\Common Files\System\ADO\msado15.dll" \
             rename("EOF", "EndOfFile")

typedef ADODB::_RecordsetPtr RecPtr;
typedef ADODB::_ConnectionPtr CnnPtr;

class Database;
class Table;

class Database
{
public:
CnnPtr m_Cnn;
char m_ErrStr[500];
Database();
bool Open(char* UserName, char* Pwd,char* CnnStr);
bool Execute(char* CmdStr, Table& Tbl);
void GetErrorErrStr(char* ErrStr);
};

class Table{
public:
RecPtr m_Rec;
char m_ErrStr[500];
Table();
void GetErrorErrStr(char* ErrStr);
int ISEOF();
HRESULT MoveNext();
HRESULT MovePrevious();
HRESULT MoveFirst();
HRESULT MoveLast();

bool Get(char* FieldName, char* FieldValue);
bool Get(char* FieldName,SYSTEMTIME& FieldValue);
bool Get(char* FieldName,int& FieldValue);

   BOOL VariantTimeToSystemTimeWithMilliseconds (/*input*/ double
dVariantTime, /*output*/SYSTEMTIME *st);
};

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