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Re: Spawnvp on pwd.exe and mkdir.exe fails


Brian Kramer wrote:
I have a simple C++ file I am using to spawn pwd.exe and mkdir.exe. These are causing stackdumps. Can anyone help me resolve this? ls.exe does not cause a stackdump.

The same C++ file compiles using Visual Studio and the output is as expected.

In particular on Windows:
pid=1996
/cygdrive/e/tempprojects/pwd/Debug
done

And under cygwin:
pid=5860
(pwd.exe.stackdump written)
done

Here's my program:

#include <process.h>
#include <stdio.h>

int main()
{
    char* argv[] = {"pwd.exe", 0};
    int pid = spawnvp( _P_NOWAIT, argv[0], argv );
    printf("pid=%d\n",pid);

    int termstat;
    cwait( &termstat, pid, WAIT_CHILD );
    printf("done\n");

return 0; }


You should include the path to "pwd.exe" (i.e. "/bin/pwd.exe").  If this
doesn't solve your problem, I suggest you read and follow the problem
reporting guidelines found here:

Problem reports: http://cygwin.com/problems.html

FWIW, with the correction I suggested, this works fine for me with Cygwin 1.5.19.

--
Larry Hall                              http://www.rfk.com
RFK Partners, Inc.                      (508) 893-9779 - RFK Office
838 Washington Street                   (508) 893-9889 - FAX
Holliston, MA 01746

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