int shell_exec(const ss_ &command, const ExecOptions &opts)
{
log_d(MODULE, "shell_exec(\"%s\")", cs(command));
int f = fork();
if(f == 0){
execl("/bin/sh", "sh", "-c", command.c_str(), (const char*)nullptr);
}
int exit_status;
while(wait(&exit_status) > 0);
return exit_status;
}
void add(const ss_ &path, std::function<void(const ss_ &path)> cb)
{
for(auto &pair : m_watch){
sp_<WatchThing> &watch = pair.second;
if(watch->path == path){
log_d(MODULE, "Adding callback to path \"%s\" (inotify fd=%i)",
cs(path), pair.first);
watch->cbs.push_back(cb);
return;
}
}
int r = inotify_add_watch(m_fd, path.c_str(), IN_CLOSE_WRITE |
IN_MOVED_TO | IN_CREATE | IN_MOVED_FROM | IN_DELETE |
IN_MODIFY | IN_ATTRIB);
if(r == -1){
throw Exception(ss_()+"inotify_add_watch() failed: "+
strerror(errno)+" (path="+path+")");
}
log_d(MODULE, "Watching path \"%s\" (inotify fd=%i)", cs(path), m_fd);
m_watch[r] = sp_<WatchThing>(new WatchThing(path, {cb}));
}
static void arduino_serial_write(const ss_ &data)
{
arduino_serial_write(data.c_str(), data.size());
}