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Re: Trouble accessing functions in cygwin1.dll
- To: cygwin at cygwin dot com
- Subject: Re: Trouble accessing functions in cygwin1.dll
- From: Christopher Faylor <cgf at redhat dot com>
- Date: Thu, 7 Dec 2000 02:05:46 -0500
- References: <010401c06010$3099e870$4c3ca8c0@adacel.com.au>
- Reply-To: cygwin at cygwin dot com
On Thu, Dec 07, 2000 at 04:40:21PM +1100, Peter Tersteeg wrote:
>Hi,
>
>I'm trying to use cygwin in a VC++ project (not pleasant, but I don't have a
>choice) and I'm trying to access several functions using LoadLibrary and
>GetProcAddress. I've used assertions to check that they are found successfully,
>but at runtime the program crashes when calling any of these functions.
>
>The problem seems to be that I'm calling the functions with invalid parameters,
>but I can't find any info that contradicts the parameters I'm using. The
>functions and the parameters I'm using are:
>
>pid_t wait(int *)
>int fcnt(int, int, ...)
>pid_t fork(void)
>int pipe(int __fildes[2])
>int stat(const char *__path, struct stat *__sbuf)
>
>pid_t is defined as an unsigned int.
>
>If anyone knows if these are okay or not, please let me know.
It's not ok. The fact that the program crashes should be a mild hint that this
is so.
You can't call cygwin from a VC++ program unless you really really know what
you're doing. And even then, I'm not too sure.
cgf
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