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kernel32: Close the stdio handles when creating a detached process.

This commit is contained in:
Alexandre Julliard 2008-01-14 15:49:12 +01:00
parent 9a1b626481
commit 5a3132343d
1 changed files with 33 additions and 2 deletions
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35
dlls/kernel32/process.c
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@ -1189,7 +1189,23 @@ static int fork_and_exec( const char *filename, const WCHAR *cmdline,
char **envp = build_envp( env );
close( fd[0] );
if (flags & (CREATE_NEW_PROCESS_GROUP | CREATE_NEW_CONSOLE | DETACHED_PROCESS)) setsid();
if (flags & (CREATE_NEW_PROCESS_GROUP | CREATE_NEW_CONSOLE | DETACHED_PROCESS))
{
int pid;
if (!(pid = fork()))
{
int fd = open( "/dev/null", O_RDWR );
setsid();
/* close stdin and stdout */
if (fd != -1)
{
dup2( fd, 0 );
dup2( fd, 1 );
close( fd );
}
}
else if (pid != -1) _exit(0); /* parent */
}
/* Reset signals that we previously set to SIG_IGN */
signal( SIGPIPE, SIG_DFL );
@ -1410,7 +1426,22 @@ static BOOL create_process( HANDLE hFile, LPCWSTR filename, LPWSTR cmd_line, LPW
char preloader_reserve[64], socket_env[64];
char **argv = build_argv( cmd_line, 1 );
if (flags & (CREATE_NEW_PROCESS_GROUP | CREATE_NEW_CONSOLE | DETACHED_PROCESS)) setsid();
if (flags & (CREATE_NEW_PROCESS_GROUP | CREATE_NEW_CONSOLE | DETACHED_PROCESS))
{
if (!(pid = fork()))
{
int fd = open( "/dev/null", O_RDWR );
setsid();
/* close stdin and stdout */
if (fd != -1)
{
dup2( fd, 0 );
dup2( fd, 1 );
close( fd );
}
}
else if (pid != -1) _exit(0); /* parent */
}
/* Reset signals that we previously set to SIG_IGN */
signal( SIGPIPE, SIG_DFL );