This has been fixed in the subversion trunk and can be back-ported into
the 1.1.x code if necessary.
On 9/3/12 12:38 AM, James Wettenhall wrote:
> Hi,
>
> I have a script which calls the TurboVNC viewer, and I'm wondering whether
> there's any way for my script to determine whether the Windows version of
> TurboVNC's vncviewer.exe encountered an error or not?
>
> When testing this from the DOS command-line, I used "start /wait" to ensure
> that vncviewer.exe ran from the same shell / thread as my other DOS commands.
> Note that ErrorLevel is not an environment variable, and "echo %ErrorLevel%"
> will not work if an environment variable called "ErrorLevel" has been set.
> The "set ErrorLevel=" is used to remove any existing ErrorLevel environment
> variable.
>
> C:\> set ErrorLevel=
> C:\> start /wait /d "C:\Program Files\TurboVNC" vncviewer.exe invalid_host
> C:\> echo %ErrorLevel%
>
> I see an appropriate message dialog when I specify an invalid host - "Failed
> to get server address (invalid_host) …", but the exit code (ErrorLevel) still
> appears to be 0.
>
> Below is an example to demonstrate how the "echo %ErrorLevel%" stuff is
> supposed to work, but of course this is not a GUI application...
>
> C:\> type test-return-code.c
> #include <stdlib.h>
>
> int main(int argc, char *argv[])
> {
> return atoi(argv[1]);
> }
> C:\> gcc -o test-return-code.exe test-return-code.c
> C:\> set ErrorLevel=
> C:\> test-return-code.exe 7
> C:\> echo %ErrorLevel%
> 7
>
> C:\>
>
> Thanks,
> James
>
>
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