bool CGrayInstall::OpenFile( CGFile & file, LPCTSTR pszName, WORD wFlags )
{
ASSERT(pszName);
if ( !m_sPreferPath.IsEmpty() )
{
if ( file.Open(GetPreferPath(pszName), wFlags) )
return true;
}
else
{
if ( file.Open(GetFullExePath(pszName), wFlags) )
return true;
if ( file.Open(GetFullCDPath(pszName), wFlags) )
return true;
}
return false;
}
static int ExecuteCommand(const char *program, const char *arg)
{
pid_t childpid;
int result;
const char *argv[3];
childpid = fork();
if (childpid == 0)
{
// This is the child. Execute the command.
argv[0] = GetFullExePath(program);
argv[1] = arg;
argv[2] = NULL;
execvp(argv[0], (char **) argv);
exit(0x80);
}
else
{
// This is the parent. Wait for the child to finish, and return
// the status code.
waitpid(childpid, &result, 0);
if (WIFEXITED(result) && WEXITSTATUS(result) != 0x80)
{
return WEXITSTATUS(result);
}
else
{
return -1;
}
}
}