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winegcc: Ignore the test link command stdout and stderr messages. 

Otherwise invoking winegcc on any platform where our first guess at
the link options fails results in a lot of confusing error messages.
This commit is contained in:
Francois Gouget 2013-09-06 14:33:24 +02:00 committed by Alexandre Julliard
parent 4343c9e1f7
commit 7d3f6d4c60
1 changed files with 16 additions and 0 deletions
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16
tools/winegcc/winegcc.c
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@ -334,7 +334,9 @@ static int try_link( const strarray *prefix, const strarray *link_tool, const ch
{
const char *in = get_temp_file( "try_link", ".c" );
const char *out = get_temp_file( "try_link", ".out" );
const char *err = get_temp_file( "try_link", ".err" );
strarray *link = strarray_dup( link_tool );
int sout = -1, serr = -1;
int ret;
create_file( in, 0644, "int main(void){return 1;}\n" );
@ -344,7 +346,21 @@ static int try_link( const strarray *prefix, const strarray *link_tool, const ch
strarray_addall( link, strarray_fromstring( cflags, " " ) );
strarray_add( link, in );
sout = dup( fileno(stdout) );
freopen( err, "w", stdout );
serr = dup( fileno(stderr) );
freopen( err, "w", stderr );
ret = spawn( prefix, link, 1 );
if (sout >= 0)
{
dup2( sout, fileno(stdout) );
close( sout );
}
if (serr >= 0)
{
dup2( serr, fileno(stderr) );
close( serr );
}
strarray_free( link );
return ret;
}