Re: [INTERFACES] psqlodbc

"Thomas G. Lockhart" <lockhart(at)alumni(dot)caltech(dot)edu> writes:

>
> I'm trying to build the ODBC driver to use with an iODBC interface for
> the upcoming release of ApplixWare on Linux. I notice that in the last
> few days the psqlodbc distribution has acquired a Makefile and a
> README.Linux, but the build is not going very well.
>
> Has anyone tried to build on a Unix box recently? If so, how?? The first
> file fails on a WINAPI-ed typedef...
>

Try with this patch. Since I doubt anyone needs translation DLLs under
linux I simply ifdefed out some code. Though it's posible to use
dlopen/dlsym/dlclose instead of LoadLibrary/GetProcAddress/FreeLibrary...

Aleksey

diff -c psqlodbc.old/connection.c psqlodbc/connection.c
*** psqlodbc.old/connection.c Tue Jul 28 13:03:23 1998
--- psqlodbc/connection.c Tue Jul 28 12:57:17 1998
***************
*** 380,390 ****
--- 380,392 ----
}
}

+ #ifndef UNIX
/* Check for translation dll */
if ( self->translation_handle) {
FreeLibrary (self->translation_handle);
self->translation_handle = NULL;
}
+ #endif

mylog("exit CC_Cleanup\n");
return TRUE;
***************
*** 393,399 ****
int
CC_set_translation (ConnectionClass *self)
{
!
if (self->translation_handle != NULL) {
FreeLibrary (self->translation_handle);
self->translation_handle = NULL;
--- 395,401 ----
int
CC_set_translation (ConnectionClass *self)
{
! #ifndef UNIX
if (self->translation_handle != NULL) {
FreeLibrary (self->translation_handle);
self->translation_handle = NULL;
***************
*** 424,429 ****
--- 426,432 ----
self->errormsg = "Could not find translation DLL functions.";
return FALSE;
}
+ #endif

return TRUE;
}
diff -c psqlodbc.old/connection.h psqlodbc/connection.h
*** psqlodbc.old/connection.h Tue Jul 28 13:03:10 1998
--- psqlodbc/connection.h Tue Jul 28 12:36:56 1998
***************
*** 162,167 ****
--- 162,174 ----
char name[MAX_TABLE_LEN+1];
};

+ #ifdef UNIX
+ #define WINAPI CALLBACK
+ #define DLLHANDLE void *
+ #else
+ #define DLLHANDLE HINSTANCE
+ #endif
+
/* Translation DLL entry points */
typedef BOOL (FAR WINAPI *DataSourceToDriverProc) (UDWORD,
SWORD,
***************
*** 199,205 ****
int ntables;
COL_INFO **col_info;
long translation_option;
! HINSTANCE translation_handle;
DataSourceToDriverProc DataSourceToDriver;
DriverToDataSourceProc DriverToDataSource;
char transact_status; /* Is a transaction is currently in progress */
--- 206,212 ----
int ntables;
COL_INFO **col_info;
long translation_option;
! DLLHANDLE translation_handle;
DataSourceToDriverProc DataSourceToDriver;
DriverToDataSourceProc DriverToDataSource;
char transact_status; /* Is a transaction is currently in progress */

--
Aleksey Demakov
avd(at)gcom(dot)ru