@echo off
set SRV_NAME=srv_name
set DATA_BASE=data_base

for %%a in (*.sql) do %SYBASE%\%SYBASE_OCS%\bin\isql.exe -S%SRV_NAME% -Usa -P -D%DATA_BASE% -i%%a -o%%a.log

@echo off	
if -% 1 -==-- goto no_param
if -% 2 -==-- goto no_param
if -% 3 -==-- goto no_param
if -% 4 -==-- goto no_param
if not exist %SYBASE%/%SYBASE_OCS%/bin/isql.exe goto no_isql

% 3 :

if not exist % 4 \nul goto no_directory

cd % 4 

for %%a in (*.sql) do %SYBASE%\%SYBASE_OCS%\bin\isql.exe -S% 1  -Usa -P -D% 2  -i%%a -o%%a.log
goto end

:no_param
echo.
echo Usage: run_isql ^<server^> ^<database^> ^<drive^> ^<directory^>
echo.
pause > nul
goto end

:no_directory
echo.
echo % 3 :% 4  doesn't exist
echo.
pause > nul
goto end

:no_isql
echo.
echo %SYBASE%/%SYBASE_OCS%/bin/isql.exe doesn't exist
echo.
pause > nul
goto end

:end