On Tue, May 7, 2019 at 12:17 AM David Mathog <mat...@caltech.edu> wrote:
>
> On 04-May-2019 20:31, Liu Hao wrote:
> > 在 2019/5/4 上午6:16, David Mathog 写道:
>
> Thanks for the feedback, but I'm still nowhere near getting this to
> work.
>
> >>
> >> Issues:
> >>
> >>
> >> 1. Compiler warnings:
> >>
> >> c_spawn_n.c: In function 'main':
> >> c_spawn_n.c:47:13: warning: passing argument 3 of 'CreateThread' from
> >> incompatible pointer type [-Wincompatible-pointer-types]
> >> RunCommand, // thread function name
> >> ^~~~~~~~~~
> >
> > `LPTHREAD_START_ROUTINE` is the type of the parameter of
> > `CreateThread()`, which a pointer-to-function. The proper return type
> > for a thread procedure is `DWORD` rather than this thing.
>
> Changed the called routine to (see below):
>
> DWORD RunCommand( void *lpParam ){
try :
DWORD WINAPI Runcommand(LPVOID lpParam) { ...}
see https://docs.microsoft.com/en-us/windows/desktop/procthread/creating-threads
Vincent Torri
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