// Main function
int main() {
int ret1, ret2, ret3;
TCB_t *RunQ = 0;
InitQueue(&RunQ);
ret1 = InitSem(&mutex, 1);
if(ret1 < 0)
{
printf("Error initializing access semaphore");
}
ret2 = InitSem(&rsem, 1);
if(ret2 < 0)
{
printf("Error initializing reader semaphore");
}
ret3 = InitSem(&wsem, 1);
if(ret3 < 0)
{
printf("Error initializing order semaphore");
}
start_thread(reader);
start_thread(reader);
start_thread(reader);
start_thread(writer);
start_thread(writer);
run();
return 0;
}
void main(char** args) {
TCB_t* threads[READER + WRITER];
puts("initializing semaphores and threads");
srand(time(NULL));
mutex = malloc(sizeof(SEM_t));
rsem = malloc(sizeof(SEM_t));
wsem = malloc(sizeof(SEM_t));
InitSem(mutex, 1);
InitSem(rsem, 0);
InitSem(wsem, 0);
InitQueue(&runQ);
int i = 0, j = 0, h = 0;
while (i < READER + WRITER) {
int r = rand() % 2;
if (j < READER && r == 0) {
puts("Adding reader");
start_thread(threads[i], reader);
i++; j++;
}
if (h < WRITER && r == 1) {
puts("Adding writer");
start_thread(threads[i], writer);
i++; h++;
}
}
puts("runQ content:");
printQueue(runQ);
puts("\nstarting threads\n");
run();
}
status_t OverlayComposer::readyToRun()
{
static bool initGFXFlag = false;
if (initGFXFlag == false)
{
bool ret = initEGL();
if (!ret)
{
ALOGE("Init EGL ENV failed");
return -1;
}
initOpenGLES();
initGFXFlag = true;
}
sem_init(&cmdSem, 0, 0);
sem_init(&doneSem, 0, 0);
sem_init(&displaySem, 0, 0);
InitSem();
return NO_ERROR;
}
int main(void) {
const char * loop1Name = "loop1";
const char * loop2Name = "loop2";
const char * loop3Name = "loop3";
const char * loop4Name = "loop4";
const char * loop5Name = "loop5";
InitQueue(&RunQ);
InitSem(&sem, 4);
printf("\nstarting...\n");
start_thread(*loop1, loop1Name);
start_thread(*loop2, loop2Name);
start_thread(*loop3, loop3Name);
start_thread(*loop4, loop4Name);
start_thread(*loop5, loop5Name);
run();
return EXIT_SUCCESS;
}
/* Return error message from errlist
*/
const char *errorfromlist(int err){
pStrErrList el, sel;
const char *errmess="";
for( sel=el=errlist; el; el=el->next )
if( el->code==err )
return el->text;
if(!err_sem_init){ err_sem_init=1; InitSem(&err_sem); }
if( !LockSem(&err_sem) ){
if(sel!=errlist) /* List changed, check again */
for( el=errlist; el && (el!=sel); el=el->next )
if( el->code==err ){
errmess = el->text;
goto skip_newerrortolist;
}
errmess = newerrortolist(err);
skip_newerrortolist:
ReleaseSem(&err_sem);
}
return errmess;
}
int main()
{
printf("Creating global RunQ and Semaphore\n");
//Global RunQ
TCB_t *RunQ=0;
semaphore = NewSem();
InitQueue(&RunQ); //Initialize an empty queue
InitQueue(&(semaphore->RunSemQ)); // TODO: Change name?
InitSem(semaphore, SEMAPHORE_SIZE);
printf("Initializing threads. This represents building factories...\n");
start_thread(thread1);//Factory1
start_thread(thread2);//Factory2
start_thread(thread3);//Factory3
// start_thread(thread4);//Factory4
// start_thread(thread5);//Factory5
printf("Threads initialized. Running now.\n");
run();//Let the magic happen
return 0;
}
int branch (register void (*F) (void *), register void *arg, register size_t size)
{
register int rc;
char *tmp;
/* We make our own copy of arg for the child as the parent may destroy it
* before the child finish to use it. It's not really needed with fork()
* but we do not want extra checks for HAVE_FORK before free(arg) in the
* child. */
if (size > 0)
{
if ((tmp = malloc (size)) == NULL)
{
Log (1, "malloc failed");
return -1;
}
else
{
memcpy (tmp, arg, size);
arg = tmp;
}
}
else
arg = 0;
#if defined(HAVE_FORK) && !defined(HAVE_THREADS) && !defined(AMIGA) && !defined(DEBUGCHILD)
again:
if (!(rc = fork ()))
{
/* new process */
mypid = getpid();
F (arg);
exit (0);
}
else if (rc < 0)
{
if (errno == EINTR) goto again;
/* parent, error */
Log (1, "fork: %s", strerror (errno));
}
else
{
/* parent, free our copy of args */
xfree (arg);
}
#endif
#if defined(HAVE_THREADS) && !defined(DEBUGCHILD)
#ifdef WITH_PTHREADS
{ thread_args_t args;
pthread_t tid;
args.F = F;
args.args = arg;
InitSem(&args.mutex);
LockSem(&args.mutex);
if ((rc = pthread_create (&tid, NULL, thread_start, &args)) != 0)
{
Log (1, "pthread_create: %s", strerror (rc));
rc = -1;
}
else
{
LockSem(&args.mutex); /* wait until thread releases this mutex */
#ifdef HAVE_GETTID
rc = args.tid;
#else
rc = (int)(0xffff & (long int)tid);
#endif
}
ReleaseSem(&args.mutex);
CleanSem(&args.mutex);
}
#else
if ((rc = BEGINTHREAD (F, STACKSIZE, arg)) < 0)
Log (1, "_beginthread: %s", strerror (errno));
#endif
#endif
#ifdef AMIGA
/* this is rather bizzare. this function pretends to be a fork and behaves
* like one, but actually it's a kind of a thread. so we'll need semaphores */
if (!(rc = ix_vfork ()))
{
vfork_setup_child ();
ix_vfork_resume ();
F (arg);
exit (0);
}
else if (rc < 0)
{
Log (1, "ix_vfork: %s", strerror (errno));
}
#endif
#if defined(DOS) || defined(DEBUGCHILD)
rc = 0;
F (arg);
#endif
return rc;
}
int main (int argc, char *argv[])
#endif
{
char tmp[128];
#if defined(HAVE_FORK)
char **saved_argv;
mypid = getpid();
/* save argv as setproctitle() under some systems will change it */
saved_argv = mkargv (argc, argv);
configpath = parseargs(argc, saved_argv);
#else
configpath = parseargs(argc, argv);
#endif
saved_envp = mkargv (-1, environ);
#ifdef WIN32
if (service_flag==w32_installservice && !configpath)
Log (0, "%s: invalid command line: config name must be specified", extract_filename(argv[0]));
w32Init();
#ifdef BINKD9X
{
int win9x_rc;
win9x_rc = win9x_process(argc, argv);
if (win9x_rc != -1)
return win9x_rc;
}
#endif
#endif
tzset();
if (poll_flag && server_flag)
Log (0, "-p and -s cannot be used together");
#if defined(WIN32) && !defined(BINKD9X)
if (service_flag!=w32_noservice)
if (service(argc, argv, environ) && service_flag!=w32_run_as_service) {
Log(0, "Windows NT service error");
}
if (tray_flag)
do_tray_flag();
else
{
atexit(UnloadBinkdIcon);
LoadBinkdIcon();
}
#endif
/* No command line options: run both client and server */
if (!client_flag && !server_flag)
client_flag = server_flag = 1;
InitSem (&hostsem);
InitSem (&resolvsem);
InitSem (&lsem);
InitSem (&blsem);
InitSem (&varsem);
InitSem (&config_sem);
InitEventSem (&eothread);
InitEventSem (&wakecmgr);
#ifdef OS2
InitSem (&fhsem);
#endif
/* Init for ftnnode.c */
nodes_init ();
if (configpath)
{
current_config = readcfg (configpath);
if (!current_config)
Log (0, "error in configuration, aborting");
if (dumpcfg_flag)
{
debug_readcfg ();
exit(0);
}
InitLog(current_config->loglevel, current_config->conlog,
current_config->logpath, current_config->nolog.first);
}
else if (verbose_flag)
{
#if defined(WIN32) && defined(BINKD9X)
AllocTempConsole();
#endif
printf ("Binkd " MYVER " (" __DATE__ " " __TIME__ "%s)\n", get_os_string ());
if (verbose_flag>1)
{
printf ("Compilation flags: " _DBNKD ".\n");
printf ("Facilities: "
#ifndef srv_getaddrinfo
"fsp1035 "
#endif
#ifndef HAVE_GETADDRINFO
"rfc2553emu "
#else
"ipv6 "
#endif
"\n");
}
exit (0);
}
else if (argc > 1)
Log (0, "%s: invalid command line: config name must be specified", extract_filename(argv[0]));
else
usage ();
print_args (tmp, sizeof (tmp), argv + 1);
#ifdef WIN32
if (service_flag==w32_run_as_service)
Log (4, "BEGIN service '%s', " MYNAME "/" MYVER "%s%s", service_name, get_os_string(), tmp);
else
Log (4, "BEGIN standalone, " MYNAME "/" MYVER "%s%s", get_os_string(), tmp);
#else
Log (4, "BEGIN, " MYNAME "/" MYVER "%s%s", get_os_string(), tmp);
#endif
if (sock_init ())
Log (0, "sock_init: %s", TCPERR ());
bsy_init ();
rnd ();
initsetproctitle (argc, argv, environ);
#ifdef WIN32
SetFileApisToOEM();
#endif
/* Set up break handler, set up exit list if needed */
if (!set_break_handlers ())
Log (0, "cannot install break handlers");
#if defined(SIGPIPE)
signal(SIGPIPE, SIG_IGN);
#endif
#if defined(WITH_ZLIB) && defined(ZLIBDL)
if (current_config->zlib_dll[0]) {
if (!zlib_init(current_config->zlib_dll))
Log (2, "cannot load %s, GZ compression disabled", current_config->zlib_dll);
else
Log (6, "%s loaded successfully", current_config->zlib_dll);
} else
Log (current_config->zrules.first ? 3 : 5, "zlib-dll not defined, GZ compression disabled");
#endif
#if defined(WITH_BZLIB2) && defined(ZLIBDL)
if (current_config->bzlib2_dll[0]) {
if (!bzlib2_init(current_config->bzlib2_dll))
Log (2, "cannot load %s, BZ2 compression disabled", current_config->bzlib2_dll);
else
Log (6, "%s loaded successfully", current_config->bzlib2_dll);
} else
Log (current_config->zrules.first
#ifdef WITH_ZLIB
&& !zlib_loaded
#endif
? 3 : 5, "bzlib2-dll not defined, BZ2 compression disabled");
#endif
#ifdef WITH_PERL
if (current_config->perl_script[0]) {
if (!perl_init(current_config->perl_script, current_config)) {
if (current_config->perl_strict)
Log (0, "error parsing Perl script %s", current_config->perl_script);
} else {
perl_on_start(current_config);
perl_config_loaded(current_config);
}
}
#endif
#ifdef HAVE_FORK
signal (SIGCHLD, sighandler);
#endif
{ /* Create polls and release polls list */
struct maskchain *psP;
for (psP = psPolls.first; psP; psP = psP->next)
poll_node (psP->mask, current_config);
simplelist_free(&psPolls.linkpoint, destroy_maskchain);
}
if (no_flag)
Log (0, "Exit on option '-n'");
if (inetd_flag)
{
FTN_ADDR ftn_addr, *pftn_addr;
int tempfd;
pftn_addr = NULL;
if (remote_node)
{
if (parse_ftnaddress (remote_node, &ftn_addr, current_config->pDomains.first))
{
char szFTNAddr[FTN_ADDR_SZ + 1];
exp_ftnaddress (&ftn_addr, current_config->pAddr, current_config->nAddr, current_config->pDomains.first);
pftn_addr = &ftn_addr;
ftnaddress_to_str (szFTNAddr, pftn_addr);
Log (3, "Session with %s", szFTNAddr);
}
else
Log (1, "`%s' cannot be parsed as a Fido-style address", remote_node);
}
if (!remote_addr)
{
char *p = getenv("SSH_CONNECTION");
if (p)
{
remote_addr = strdup(p);
p = strchr(remote_addr, ' ');
if (p) *p = '\0';
}
}
/* not using stdin/stdout itself to avoid possible collisions */
if (inetd_socket_in == -1)
inetd_socket_in = dup(fileno(stdin));
if (inetd_socket_out == -1)
inetd_socket_out = dup(fileno(stdout));
#ifdef UNIX
tempfd = open("/dev/null", O_RDWR);
#else
tempfd = open("nul", O_RDWR);
#endif
if (tempfd != -1)
{
dup2(tempfd, fileno(stdin));
dup2(tempfd, fileno(stdout));
close(tempfd);
}
protocol (inetd_socket_in, inetd_socket_out, NULL, pftn_addr, remote_addr, current_config);
soclose (inetd_socket_out);
exit (0);
}
#ifdef BINKD_DAEMONIZE
if (daemon_flag)
{
if (binkd_daemonize(1) < 0)
Log (0, "Cannot daemonize");
else
mypid = getpid();
}
#endif
#if defined(HAVE_FORK)
signal (SIGHUP, sighandler);
#endif
if (client_flag && !server_flag)
{
clientmgr (0);
exit (0);
}
pidsmgr = (int) getpid ();
if (client_flag && (pidcmgr = branch (clientmgr, 0, 0)) < 0)
{
Log (0, "cannot branch out");
}
if (*current_config->pid_file)
{
if ( unlink (current_config->pid_file) == 0 ) /* successfully unlinked, i.e.
an old pid_file was found */
Log (1, "unexpected pid_file: %s: unlinked", current_config->pid_file);
else
{
int current_log_level = 1;
switch ( errno )
{
case ENOENT : /* file not found or null pathname */
current_log_level = 8; /* it's ok */
break;
default :
break;
}
Log (current_log_level, "unlink_pid_file: %s: %s", current_config->pid_file, strerror (errno));
}
create_sem_file (current_config->pid_file, 1);
}
servmgr ();
return 0;
}
