Message-Id: <200501200310.j0K3AwKT020441@delorie.com>
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From: "Gary R. Van Sickle" <g DOT r DOT vansickle AT worldnet DOT att DOT net>
To: <cygwin AT cygwin DOT com>
Subject: RE: cygwin programs called from non-cygwin programs mauling \" in args
Date: Wed, 19 Jan 2005 21:08:13 -0600
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> -----Original Message-----
> From: cygwin-owner AT cygwin DOT com 
> [mailto:cygwin-owner AT cygwin DOT com] On Behalf Of Yitzchak Scott-Thoennes
> Sent: Wednesday, January 19, 2005 5:34 PM
> To: cygwin AT cygwin DOT com
> Subject: Re: cygwin programs called from non-cygwin programs 
> mauling \" in args
> 
> On Wed, Jan 12, 2005 at 10:42:48PM -0800, Yitzchak 
> Scott-Thoennes wrote:
> > $ cat child.c
> > #include <stdio.h>
> > int main(int argc, char **argv)
> > {
> >   printf("[%s]\n", argv[1]);
> >   return 0;
> > }
> > 
> > $ cat parent.c
> > #include <unistd.h>
> > int main(int argc, char **argv) {
> >   char *args[] = { argv[1], "a\\\"b\\\"c", 0};
> >   execv( argv[1], args);
> >   return 1;
> > }
> > 
> > $ gcc -mno-cygwin -Wall parent.c -o nocygparent
> > parent.c: In function `main':
> > parent.c:4: warning: passing arg 2 of `execv' from incompatible 
> > pointer type
> > 
> > $ gcc -Wall child.c -o cygchild
> > 
> > $ ./nocygparent cygchild
> > [a\b"c]
> 
> Can anybody else confirm this?
> 

Lessee....

...sorta.  I get:

"
$ ./nocygparent cygchild

~
$ [a\b"c]
"

And then it sits there waiting for input.  When I hit enter it quits and
brings me back to the prompt.  This is with snapshot 20050116 and gcc (GCC)
3.4.1 (cygming special).

What happens if you correct the warning?

-- 
Gary R. Van Sickle


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