From: Eliot Moss <moss@cs.umass.edu>
To: Jay K <jayk123@hotmail.com>,
"cygwin@sourceware.org" <cygwin@sourceware.org>
Subject: Re: ExitProcess does not work in Cygwin?
Date: Thu, 13 Jan 2022 08:40:19 -0500 [thread overview]
Message-ID: <1f98eb84-e3d7-bf0d-875c-3d4818e41aef@cs.umass.edu> (raw)
In-Reply-To: <MWHPR1401MB1951896B7184CC9CC408CD07E6539@MWHPR1401MB1951.namprd14.prod.outlook.com>
On 1/13/2022 1:39 AM, Jay K wrote:
> ExitProcess does not work in Cygwin?
>
> $ rm *.exe
>
> # u is for Unix
> # w is for Windows
>
> $ cat u.c
> #include <stdlib.h>
> int main()
> {
> exit(1);
> }
>
> $ gcc u.c
> $ ./a.exe
>
> $ echo $?
> 1
>
> => as expected
>
> $ cat w.c
> #include <windows.h>
>
> int main()
> {
> ExitProcess(1);
> }
>
> $ gcc w.c
> $ ./a.exe
>
> $ echo $?
> 0
>
> => not expected
>
> $ uname -a
> CYGWIN_NT-10.0 jayk-tp4 3.3.3(0.341/5/3) 2021-12-03 16:35 x86_64 Cygwin
>
> works in debugger:
>
> $ /cygdrive/c/bin/amd64/windbg.exe .\\a.exe
>
> $ echo $?
> 1
>
> ?
>
> - Jay
ExitProcess does not appear to be a POSIX function. Cygwin strives to provide a
POSIX-like interface, not a Windows-like one. However, if ExitProcess is a Windows
function, there is probably a library you can use to obtain it in Cygwin (maybe
the winsup (Windows support) library).
Eliot Moss
next prev parent reply other threads:[~2022-01-13 13:40 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-13 6:39 Jay K
2022-01-13 13:40 ` Eliot Moss [this message]
2022-01-13 17:07 ` Kaz Kylheku (Cygwin)
2022-01-13 17:19 ` Brian Inglis
2022-01-13 23:15 ` Jay K
2022-01-14 6:19 ` Brian Inglis
2022-01-26 14:23 ` Andrey Repin
2022-01-26 17:06 ` Jay K
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