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#include <pthread.h> unsigned short ADPAL[256]; static char pathbuf[4096]; int isIphone5; void *_psg; static void *_spu; static pthread_mutex_t lckobj = PTHREAD_MUTEX_INITIALIZER; extern struct VgsKeyInfo _vgskey; int vgsint_init(const char *rompath) { char log[1024]; sta...
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#include <pthread.h> { pthread_mutex_t mutex; struct timespec *queue; int s_queue; int i_queue; int n_queue; pthread_cond_t not_empty; pthread_cond_t not_full; int max_send; int n_sent; } queue_t; { queue_t *queue; int id; pthread_t pid; } args_t; void *sender(void *arg...
0
#include <pthread.h> static pthread_mutex_t m_trace = PTHREAD_MUTEX_INITIALIZER; void output_init() { return; } void output( char * string, ... ) { va_list ap; char *ts="[??:??:??]"; struct tm * now; time_t nw; pthread_mutex_lock(&m_trace); nw = time(0); now = localt...
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#include <pthread.h> pthread_mutex_t count_lock; pthread_cond_t count_nonzero; unsigned count = 0; void * decrement_count(void *arg){ while(1){ pthread_mutex_lock(&count_lock); printf("decrement_count get count_lock ^-^-%d-^-^\\n", count); while (count == 0){ ...
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#include <pthread.h> struct node *head = 0; struct node *create_node(int value) { struct node *newnode = malloc(sizeof(struct node)); newnode->value = value; newnode->next = 0; return newnode; } void insert(struct list *L, int value){ struct node *newnode = create_node(value...
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#include <pthread.h> pthread_mutex_t mutex; pthread_cond_t cond; pthread_t thread; unsigned data; unsigned acks; unsigned tests_total, tests_failed; bool done; void report(const char* name, bool passed) { static const char* status[] = { "FAIL", "PASS" }; printf("%s: %s\\n", status...
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#include <pthread.h> void initEventQueue(){ pthread_mutex_init(&SlicEvntQueueLenMutex, 0); pthread_mutex_lock (&SlicEvntQueueLenMutex); struct SlicEvntQueue *tmp = (struct SlicEvntQueue*)malloc(sizeof(struct SlicEvntQueue)); SlicEvntQueueLen = 0; HeadSlicEvntQueue = tmp; EndSlicEvntQueue = ...
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#include <pthread.h> long i, N, paralelism; long double timetick; long *vector; long debug = 0, power; struct My_threads { long init; long fin; pthread_t thread; int id; }; struct My_threads *p_threads; pthread_mutex_t count_lock; pthread_cond_t ok_to_proceed; int count; } mylib_barrie...
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#include <pthread.h> pthread_cond_t cond; pthread_mutex_t mutex; void* p_func(void* p) { pthread_mutex_lock(&mutex); int ret; int i=( int)p; printf(" i am child %d,this is wait entrance\\n",i ); ret=pthread_cond_wait(&cond,&mutex); if(0!=ret) { printf("pthread_cond_wait ret is %...
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#include <pthread.h> int a[8]; int b[8]; int c[4]; pthread_t mc[4]; pthread_t display; pthread_mutex_t mc_lock[4] = { PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER }; void *thr_mc(void *arg) { printf("MC%d: tid %u\\n", ...
0
#include <pthread.h> long int c1,c2,c3,c4; pthread_mutex_t m1,m2,m3,m4; void * th1(void * p) { long int i,j,n; pthread_mutex_lock(&m1); for(n=3;n<=4000000;n+=2) { j=sqrt(n); for(i=2;i<=j+1;i++) if(n%i==0) break; if(i>=j) { c1++; printf("%ld\\n",n); } } pthread_mutex_unlock(&m1)...
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#include <pthread.h> void diskfs_nrele (struct node *np) { int locked = FALSE; struct references result; refcounts_demote (&np->refcounts, &result); if (result.hard == 0) { locked = TRUE; pthread_mutex_lock (&np->lock); diskfs_lost_hardrefs (np); if (!...
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#include <pthread.h> pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER, cond_baby = PTHREAD_COND_INITIALIZER; int finish = 0; int foodbits = 0; struct checkerarg { int f; long r; int *working; int *eating; pthread_mutex_t *mut; }; struct paren...
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#include <pthread.h> int mediafirefs_setxattr(const char *path, const char *name, const char *value, size_t size, int flags) { printf("FUNCTION: setxattr. path: %s\\n", path); (void)path; (void)name; (void)value; (void)size; (void)flags; st...
0
#include <pthread.h> struct list_node **head_p; struct argument_list arguments; pthread_mutex_t lock; struct list_node { int data; struct list_node* next; }; struct argument_list { int m; float mOps[3]; struct list_node** head_p; int threads; }; int member(int value, struct ...
1
#include <pthread.h> void ports_enable_bucket (struct port_bucket *bucket) { pthread_mutex_lock (&_ports_lock); bucket->flags &= ~PORT_BUCKET_NO_ALLOC; if (bucket->flags & PORT_BUCKET_ALLOC_WAIT) { bucket->flags &= ~PORT_BUCKET_ALLOC_WAIT; pthread_cond_broadcast (&_ports_bloc...
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#include <pthread.h> struct wonk{ int a; } *shrdPtr, *symb_shrdPtr; pthread_mutex_t lock; struct wonk *getNewVal(struct wonk**old){ *old = 0; struct wonk *newval = (struct wonk*)malloc(sizeof(struct wonk)); newval->a = 1; return newval; } void *updaterThread(void *arg){ ...
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#include <pthread.h> int sock; struct sockaddr_in servAddr; int port; char *ipAddr; char parametersList[1024]; uint32_t key[4] = { 31231234, 412334, 12341, 657657 }; pthread_mutex_t lock; char *event = 0; suseconds_t lastUpdate = 0; struct per_session_data__event { suseconds_t timeOf...
0
#include <pthread.h> struct thread_data{ char *str1; char *str2; }; int total = 0; int n1,n2; char *s1,*s2; FILE *fp; pthread_mutex_t mutexsum; volatile int running_threads = 0; int readf(FILE *fp) { if((fp=fopen("strings.txt", "r"))==0){ printf("ERROR: can't open message.txt!...
1
#include <pthread.h> double integral = 0.0; pthread_mutex_t soma; { double a; double b; int N; } Targumentos; double AreaTrapezio(double dx, double h1, double h2) { return (dx*(h1+h2)/2); } double f(double x) { return (4*sqrt(1-x*x)); } void ThreadCalculaArea(Targumentos *ar...
0
#include <pthread.h> size_t size; size_t align; union { uintptr_t index; void* address; } object; void* value; } __emutls_control; static inline void* emutls_memalign_alloc(size_t align, size_t size) { void *base; char* object; if ((object = ma...
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#include <pthread.h> static void alarm_handler(int signo); static void *logger_start(void *arg); static struct { int curr; char log[MAX_LOG_ENTRY][MAX_STRING_LENGTH]; pthread_mutex_t mutex; } buff; void init_buffer() { printf("RING BUFFER: Initializing the ring buffer\\n"); ...
0
#include <pthread.h> uint32_t counter; pthread_t threads[2]; pthread_mutex_t _lock = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t _start = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t _cond = PTHREAD_COND_INITIALIZER; void *thread_function (void *thread_data) { pthread_mutex_lock(&_start); ...
1
#include <pthread.h> struct screen_in_t { int up, down, left, right; int a; }; struct screen_tty_t { const struct screen_ops_t *ops; pthread_t thread; struct { pthread_mutex_t mutex; pthread_cond_t cond; int ev; } event; struct map_t map; struct screen_in_t i...
0
#include <pthread.h> const int capacity = 100; const int round_max = 50000; int capacity; int size; item_t* space; pthread_mutex_t lock; pthread_cond_t some_space; pthread_cond_t some_items; } storage_t; void* produce(void* param) { storage_t* storage = (storage_t*) param; ...
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#include <pthread.h> pthread_mutex_t mutex; void* thread(void* p) { int *q=(int*)p; int i; for(i=0;i<10000000;i++) { pthread_mutex_lock(&mutex); *q+=1; pthread_mutex_unlock(&mutex); } printf("the thread %d creat success,\\n",*q); return 0; } int main() { pthread_t id; int i,ret; ...
0
#include <pthread.h> int G_CHUNK_SIZE; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; large_uint G_current_start; large_uint G_subset_count; int G_terminated_flag; large_uint G_steps; void increment_step() { pthread_mutex_lock(&mutex); G_steps++; pthread_mutex_unlock(&mutex); } struct s...
1
#include <pthread.h> void *heartbeater(void); void timer_handler(void); void setup_timer(void); int *old_seq; int *new_seq; int seq_size; int sequence_num; pthread_t heartbeat_thread; pthread_mutex_t suspend_mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t suspend_cond = PTHREAD_COND_INITIAL...
0
#include <pthread.h> sem_t tob_paper; sem_t match_paper; sem_t tob_match; pthread_mutex_t table_mutex; pthread_cond_t condition_var; void serve_tob_paper(); void serve_match_paper(); void serve_tob_match(); void consumer_tob_paper(); void consumer_match_paper(); void consumer_tob_match(); ...
1
#include <pthread.h> unsigned int TEST_TMP; unsigned int TEST_VALUE_CA[8][3] = { {CMD_READ, REG_MC34704_GENERAL1, &TEST_TMP}, {CMD_SUB, 2, 0}, {CMD_READ, REG_MC34704_GENERAL2, &TEST_TMP}, {CMD_SUB, 0, 0}, {CMD_READ, REG_MC34704_FAULTS, &TEST_TMP}, {CMD_UNSUB, 0, 0}, {CMD_UNSUB, ...
0
#include <pthread.h> int limite = 650000; int contatore = 0; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t condizione = PTHREAD_COND_INITIALIZER; void *somma (){ printf("T somma: %d partito\\n",(int)pthread_self()); int sum = 0; for(int i = 0; i < 1000; i++){ int generat...
1
#include <pthread.h> int somme_alea; int cpt; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t mutex_cpt = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond_cpt = PTHREAD_COND_INITIALIZER; void* thread_rand(void * arg){ int random_val = (int) ((float) 10 * rand()...
0
#include <pthread.h> void * additionneur(void *); pthread_t tid[2]; int nombre = 0; pthread_mutex_t lock; main( int argc, char *argv[] ) { int i; for (i=0; i<2; i++) { pthread_create(&tid[i], 0, additionneur, 0); } for ( i = 0; i < 2; i++) pthread_join(tid[i], 0); printf(...
1
#include <pthread.h> double _glfwPlatformGetTime( void ) { struct timeval tv; gettimeofday( &tv, 0 ); return tv.tv_sec + (double) tv.tv_usec / 1000000.0 - _glfwLibrary.Timer.t0; } void _glfwPlatformSetTime( double time ) { struct timeval tv; gettimeofday( &tv, 0 ); _...
0
#include <pthread.h> int work_id = 0; struct Job { int id; pthread_t tid; pthread_cond_t cond; pthread_mutex_t mutex; int time; char c; struct Job* next; }; void do_job(struct Job* jp) { printf("%c", jp->c); jp->time--; work_id++; if (work_id == 4) work_id = 0; pth...
1
#include <pthread.h> void* passenger_arrive(void* arg){ pthread_mutex_lock(&station.station_key); station.waiting_passenger_count+=1; printf("\\npassenger arrived, \\twaiting list = %d", station.waiting_passenger_count); while(1){ if((station.available_seat_count<=0)||(station.tra...
0
#include <pthread.h> void vegas_thread_args_init(struct vegas_thread_args *a, int instance_id) { a->instance_id = instance_id; a->priority=0; a->finished=0; pthread_cond_init(&a->finished_c,0); pthread_mutex_init(&a->finished_m,0); } void vegas_thread_args_destroy(struct vegas...
1
#include <pthread.h> int printflag = 1; pthread_mutex_t gmutex = PTHREAD_MUTEX_INITIALIZER; void s_handler(int signum) { pthread_mutex_lock(&gmutex); printf("Enter signal handler function for : %d\\n", signum); if (printflag) printflag = 0; else ...
0
#include <pthread.h> int nlibre = 123; void* ALL_IS_OK = (void*)123456789L; pthread_cond_t c; pthread_mutex_t mutex; void* allouer(void* n){ int i; int* p_n = (int*)n; for(i=0; i<100; i++){ pthread_mutex_lock(&mutex); while(*p_n > nlibre){ pthread_cond_wait(&c, &mutex); pthread_con...
1
#include <pthread.h> const char *test_doc = "Check that shared FS is migrated properly"; const char *test_author = "Stanislav Kinsburskiy <skinsbursky@virtuozzo.com>"; enum kcmp_type { KCMP_FILE, KCMP_VM, KCMP_FILES, KCMP_FS, KCMP_SIGHAND, KCMP_IO, KCMP_SYSVSEM, KCMP_TYPES, }; static ...
0
#include <pthread.h> static unsigned long rnd = 11; int buffer[10]; int out = 0; int in = 0; int count = 0; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t count_threshold; void *producer(void *param); void *consumer(void *param); int genrnd(unsigned int n); void printbuf(); i...
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#include <pthread.h> int buf[10]; pthread_mutex_t m; sem_t pro,cust; int count; int index1,index2; void* pro1(void* p) { while(1) { sleep(rand()%5); sem_wait(&pro); pthread_mutex_lock(&m); buf[index1]=count; index1=(index1+1)%10; printf("pro:...
0
#include <pthread.h> void* original(void* filename){ FILE* aux; printf("\\nEl fichero que quiero leer. <%s>\\n", (char*)filename); if((aux = fopen((char*)filename, "r")) == 0){ printf("\\nFichero no encontrado."); exit(1); } do{ pthread_mutex_lock(&escritor); ...
1
#include <pthread.h> int numCookies =0; int tid; } thread_param; pthread_mutex_t mutex; pthread_cond_t emptyCond; pthread_cond_t fullCond; void* thread_consumer_func(void* pthread_arg) { thread_param* myParam = (thread_param*) pthread_arg; int cookiesRetrieved =0; while(cookiesRetrieved...
0
#include <pthread.h> struct thread_data { long long soffset, foffset, offset; pthread_t tid; }; struct thread_data wthread[(1024)]; int nthreads; unsigned int bwritten = 0; pthread_mutex_t bwritten_mutex = PTHREAD_MUTEX_INITIALIZER; long long fake_read(char *buffer, size_t size) ; long long...
1
#include <pthread.h> pthread_t patron[90], theaterMan; pthread_mutex_t Entrance, Exit; sem_t Seats; void wander () { sleep (2 + (rand() % 4)); } void *patronJob (void *id) { long myNo = (long)id; int gotSeat; while (1) { do { wander (); } while (0 != pthread_mutex_trylock (&...
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#include <pthread.h> int available_resources = 5; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; void *partC(void*); void increase_count(int); void decrease_count(int); int main(int argc, char *argv[]){ if (argc != 2){ printf("incorrect nu...
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#include <pthread.h> pthread_cond_t cond_tick; pthread_mutex_t mutex_tick; int capture_state = 2; extern struct branch branches[BRANCH_NUM]; timer_t timerid; int sync() { int retval = 0; struct itimerspec its; int i; int expected_fn; int current_fn; unsigned long exp...
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#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; pthread_mutex_t mymutex2 ; pthread_cond_t mycond2 ; pthread_mutex_t mymutex3 ; pthread_cond_t mycond3 ; void *thread1(void *); void *thread2(void *); int i=1; void maketimeou...
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#include <pthread.h> pthread_mutexattr_t mutex_attr; pthread_mutex_t mutex; struct to_info{ void (*to_fn)(void *); void *to_arg; struct timespec to_wait; }; static void object_fun(void *arg) { printf("%d\\n", 21); pthread_mutex_lock(&mutex); printf("%d\\n", 23); pthre...
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#include <pthread.h> int BUFF_SIZE = 512; int QUEUE_SIZE = 32; char *queue; char *next_pop; char *next_push; pthread_mutex_t lock; int inc_pop() { pthread_mutex_lock(&lock); if (next_pop >= queue + (BUFF_SIZE * QUEUE_SIZE)) { next_pop = queue; } else { next_pop += BUF...
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#include <pthread.h> void *produce(void* arg) { for (;;) { pthread_mutex_lock(&shared.mutex); if (shared.nputs >= nitems) { pthread_mutex_unlock(&shared.mutex); return 0; } shared.buff[shared.nputs] = shared.nval; shared.nputs++; shared.nval++; pthread_mutex_unlock(&sh...
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#include <pthread.h> int A[10*3], B[10*3], LOG[3]; int RIS; pthread_mutex_t lock; void * single_thread(void * t) { int tid = (int) t; int start = tid * 10; int somma = 0; for(int i = start; i < start + 10; i++) somma += A[i] * B[i]; pthread_mutex_lock(&lock);...
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#include <pthread.h> pthread_mutex_t mutex; int cnt; void espera_activa( int tiempo) { time_t t; t = time(0) + tiempo; while(time(0) < t); } void *tareaA( void * args) { printf("tareaA::voy a dormir\\n"); sleep(3); printf("tareaA::me despierto y pillo mutex\\n"); pthread_mutex_lo...
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#include <pthread.h> int quitflag;sigset_t mask; pthread_mutex_t lock=PTHREAD_MUTEX_INITIALIZER; pthread_cond_t wait1=PTHREAD_COND_INITIALIZER; void* thr_fn(void*arg) { int err,signo; while(1) { if((err=sigwait(&mask,&signo))!=0) err_quit("sigwait failed\\n"); switch(signo) { case SIG...
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#include <pthread.h> void *Producer(void *); void *Consumer(void *); pthread_cond_t condp; pthread_cond_t condc; pthread_mutex_t mutex; int g_data[10]; int g_idx; int main(void) { pthread_t pid, cid; pthread_cond_init(&condp, 0); pthread_cond_init(&condc, 0); pthread_mutex_init(&mutex...
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#include <pthread.h> buffer_item buffer[6]; int index_counter = 0; void *thread_Insert(void *arg); void *thread_Remove(void *arg); sem_t bin_sem; pthread_mutex_t mutx; char thread1[]="Thread A"; char thread2[]="Thread B"; char thread3[]="Thread C"; int main(int argc, char **argv) { ...
1
#include <pthread.h> static void * SafeQueue_head(struct SafeQueue * self) { pthread_mutex_lock(& self->mutex); void * head = self->queue->head(self->queue); pthread_mutex_unlock(& self->mutex); return head; } static bool SafeQueue_pop(struct SafeQueue * self, void ** head) { ...
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#include <pthread.h> int count = 0; int thread_ids[3] = {0,1,2}; pthread_mutex_t count_mutex; pthread_cond_t count_threshold_cv; void *inc_count(void *idp) { int j,i; double result=0.0; int *my_id = idp; for (i=0; i<10; i++) { pthread_mutex_lock(&count_mutex); count++; ...
1
#include <pthread.h> int gift_count = 26000; pthread_mutex_t gift_count_lock = PTHREAD_MUTEX_INITIALIZER; void* bring_gifts(void* box) { int i = 0; int limit = 1000; for (; i < limit; i++) { pthread_mutex_lock(&gift_count_lock); gift_count -= 1; pthread_mutex_unlock(&gift_count_lock)...
0
#include <pthread.h> enum reorder { SORT, SHUFFLE }; struct int_list_s *next_node; int val; } int_list; int_list *first_node; } int_list_head; int_list_head *head; pthread_mutex_t *mutex; int val; unsigned int sleep_time; } pthread_push_context; void *_pthread_push(void *arg) { pthrea...
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#include <pthread.h> void ports_resume_bucket_rpcs (struct port_bucket *bucket) { pthread_mutex_lock (&_ports_lock); assert_backtrace (bucket->flags & PORT_BUCKET_INHIBITED); bucket->flags &= ~PORT_BUCKET_INHIBITED; if (bucket->flags & PORT_BUCKET_BLOCKED) { bucket->flags &= ~POR...
0
#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; void *thread1(void *); void *thread2(void *); int i=1; int main(void) { pthread_t t_a; pthread_t t_b; pthread_create(&t_a,0,thread1,(void *)0); pthread_create(...
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#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; long long sum = 0; void * counting_thread(void *arg) { int offset = *(int *) arg; pthread_mutex_lock(&mutex); for (int i = 0; i < 100000000; i++) { sum += offset; } pthread_mutex_unlock(...
0
#include <pthread.h> struct arg_struct{ int lower; int upper; }; int NUMOFTHREADS; double sum; void *runner(void *param); int arg; pthread_mutex_t mutexSum; int main(int argc, char *argv[]) { pthread_attr_t attr; sum = 0.0; arg = atoi(argv[1]); int NUMOFTHREADS = 4; struct arg_struct arg...
1
#include <pthread.h> pthread_mutex_t * mutex_measurements; pthread_mutex_t * mutex_alerts; pthread_mutex_t mutex_file = PTHREAD_MUTEX_INITIALIZER; pthread_t UCR; pthread_t * list_of_UADS; int * measurements; int * alerts; FILE * f; void * start_reading(void * attr); void * start_monitoring();...
0
#include <pthread.h> void *log_thread_function(void *arg); int type; int len; }log_item; int fd; int total; int curr; char* buf; pthread_mutex_t buf_lock; pthread_cond_t log_cond; }log_queue; log_queue log_que = {-1, 0, 0, 0, PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER}; in...
1
#include <pthread.h> pthread_mutex_t mx, my; int x=2, y=2; void *thread1() { int a; pthread_mutex_lock(&mx); a = x; pthread_mutex_lock(&my); y = y + a; y = y + a; y = y + a; y = y + a; y = y + a; y = y + a; y = y + a; y = y + a; y = y + a; y = y + a; y = y + a; y = y + a; y = y +...
0
#include <pthread.h> static int bloom_table[1000000] = {0}; pthread_mutex_t bt_lock = PTHREAD_MUTEX_INITIALIZER; static unsigned int encrypt(char *key, unsigned int id) { unsigned int val = 0; switch(id){ case 0: val = times33(key); break; case 1: ...
1
#include <pthread.h> void *functionC(); pthread_mutex_t mutex1 = PTHREAD_MUTEX_INITIALIZER; int counter = 0; void *functionC() { pthread_mutex_lock( &mutex1 ); counter++; printf("Counter value: %d\\n",counter); pthread_mutex_unlock( &mutex1 ); } main() { int rc1, rc2; pthread_t...
0
#include <pthread.h> pthread_mutex_t mutex0 = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t mutex1 = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t mutex2 = PTHREAD_MUTEX_INITIALIZER; int NR_JOBS =0; int jobID = 0; struct job { int job_id; int nr_phases; int jobTime; int current_phase; int p...
1
#include <pthread.h> pthread_mutex_t mutex_a; pthread_mutex_t mutex_b; void* thread_a(void* arg) { printf("Hello from Thread A.\\n"); pthread_mutex_lock(&mutex_a); sleep(1); pthread_mutex_lock(&mutex_b); printf("Doing important work in Thread A.\\n"); pthread_mutex_unlo...
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#include <pthread.h>extern int __VERIFIER_nondet_int(void); extern void __VERIFIER_error() ; int element[(800)]; int head; int tail; int amount; } QType; pthread_mutex_t m; int __VERIFIER_nondet_int(); int stored_elements[(800)]; _Bool enqueue_flag, dequeue_flag; QType queu...
1
#include <pthread.h> int consumers; size_t buffer_size; char* buffer; pthread_cond_t* read_lock; pthread_mutex_t* write_lock; bool eof; } buffer_t; int id; FILE* fd; buffer_t* buffer; } thread_spec; void* writer (void* arg) { thread_spec* specs = (thread_spec*) arg; int...
0
#include <pthread.h> double nanotime() { struct timespec now; if (clock_gettime(CLOCK_MONOTONIC, &now)) { do { fprintf(stderr, "Can't read clock.\\n"); perror(""); exit(1); } while (0); } return (double)now.tv_sec + 1e-9 * (double)now.tv_nsec; } struct incrementer_input { int32_t...
1
#include <pthread.h> pthread_mutex_t the_mutex; pthread_cond_t condC; pthread_cond_t condP; int bufferSize = 10; int buffer = 0; int total = 0; void *producer1(void *ptr) { printf("pro1\\n"); for(int i = 0; i < 50; i++) { pthread_mutex_lock(&the_mutex); if(total == 50){ exit(0); } w...
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#include <pthread.h> double *a_t; double *b_t; double sum; pthread_mutex_t mutex; double two_norm(double *a, double *b, long length){ double ret_val = 0.0; for(long i = 0; i < length; ++i){ ret_val += a[i] * b[i]; } return ret_val; } void *two_norm_thread(void *arg) { long id = (lo...
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#include <pthread.h> pthread_mutex_t cs0, cs1; int globalX = 0; int globalY = 0; void print_safe() { printf("-------- safe\\n"); } void print_deadlock() { printf("------------- could deadlock\\n"); } void * work0 (void *arg) { pthread_mutex_lock (&cs0); printf("work0: got lock 0\\n"); ...
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#include <pthread.h> sem_t chopsticks[5]; pthread_mutex_t mutex; void *philosopher(void *arg){ int id = (int) arg; int state = 1; int right = (id + 1) % 5; int left = (id + 5 - 1) % 5; char ptrState[32]; while(1){ switch(state){ case 1: usleep(...
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#include <pthread.h> pthread_mutex_t mutex1=PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t mutex2=PTHREAD_MUTEX_INITIALIZER; void *thread_worker(void *); void critical_section(int thread_num,int i); int main(void){ int rtn,i; pthread_t pthread_id; rtn=pthread_create(&pthread_id,0,(void *)thread_wo...
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#include <pthread.h> struct foo { int id; int refs; pthread_mutex_t mutex; }; struct foo* alloc(int id) { struct foo* p; if ((p = (struct foo*)malloc(sizeof(struct foo))) != 0) { p->id = id; p->refs = 1; if (pthread_mutex_init(&p->mutex, 0) != 0) { free(p); return ...
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#include <pthread.h> { char request_type; int account; int target; int amount; } request; pthread_mutex_t lock; int shared_balance = 0; void *withdraw_money_thread(int amount) { pthread_mutex_lock(&lock); printf("\\n Processing withdraw request.. current balance %d", shared_balance); ...
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#include <pthread.h> int fork[2]; pthread_mutex_t lock[2]; int meals[2]; int take_up(int pid, int fid) { pthread_mutex_lock(lock + fid); int success = 0; if (fork[fid] == 1) { fork[fid] = 0; success = 1; } pthread_mutex_unlock(lock + fid); return success; } ...
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#include <pthread.h> int balanco=10000; pthread_t threads[2]; pthread_mutex_t mutex_balanco; void *deposita(void *valor) { int i,*a= (int *) valor; pthread_mutex_lock(&mutex_balanco); balanco += *a; pthread_mutex_unlock(&mutex_balanco); pthread_exit(0); } void *saque(void ...
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#include <pthread.h> const int MAX_PRODUCER = 20; const int MAX_CONSUMER = 20; int head = 0; int tail = 0; int buffer[5]; pthread_mutex_t mutex; sem_t emptyBuffers; sem_t fullBuffer; void initialize_locks() { pthread_mutex_init(&mutex,0); sem_init(&emptyBuffers,0,5); sem_init(&...
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#include <pthread.h> pthread_mutex_t proc[2]; pthread_t id[2]; pthread_cond_t condn[2]; int clock_t_1, clock_t_2=0, clock_t_3=0; void * increment_1(void * arg) { int * interval; interval=(int *)arg; while(1) { sleep(1); clock_t_1 = clock_t_1 + (*interval); printf("\\nclock 1 = %d", clo...
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#include <pthread.h> void *worker(void *param); pthread_mutex_t mutex; int circle_count = 0; double random_double() { return random() / ((double)32767 + 1); } int main (int argc, const char * argv[]) { int darts_per_thread = 50000000/ 2; int i; double estimated_pi; pthread_t tids[2...
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#include <pthread.h> int thread_count; pthread_mutex_t thread_count_mutex; pthread_cond_t thread_count_condvar; void incr_thread_count (void) { pthread_mutex_lock (&thread_count_mutex); ++thread_count; if (thread_count == 4) pthread_cond_signal (&thread_count_condvar); pthread_m...
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#include <pthread.h> { char estado; pthread_t thread; } filosofo_t; filosofo_t * filosofos; { char estado; sem_t semaphore; } garfo_t; garfo_t * garfos; int numFG = 0; pthread_mutex_t mutexImpressao; pthread_cond_t filosofosInicializados; pthread_mutex_t mutexFilosofosInicializ...
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#include <pthread.h> pthread_mutex_t mutexl = PTHREAD_MUTEX_INITIALIZER; int global_data = 0; void read_data(); void set_data(); int main(void) { pthread_t thread1, thread2; int thread_return1, thread_return2; int i; for (i = 0; i < 5; i++) { thread_return1 = pthrea...
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#include <pthread.h>extern void __VERIFIER_error() ; int element[(800)]; int head; int tail; int amount; } QType; pthread_mutex_t m; int __VERIFIER_nondet_int(); int stored_elements[(800)]; _Bool enqueue_flag, dequeue_flag; QType queue; int init(QType *q) { q->head=0; q->tail...
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#include <pthread.h> int **A; int **W; int size; int number_threads; pthread_mutex_t **mutex; pthread_cond_t Condition; pthread_cond_t **CondMatrix; int DEBUG = 0; int main(int argc, char * argv[]){ Lab2_loadinput(&A, &size); number_threads = parse_number_threads(argc, argv, size); create_m...
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#include <pthread.h> void tcp_setaddress(struct tcp_socket* inputsocket, char* inputstring) { inputsocket->servaddr.sin_addr.s_addr = inet_addr(inputstring); } void tcp_setport(struct tcp_socket* inputsocket, int port) { inputsocket->servaddr.sin_port = htons(port); } void tcp_createsocket(str...
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#include <pthread.h> pthread_mutex_t foodLock, forkLock; pthread_cond_t forkCond; pthread_mutex_t forks[10]; pthread_t philosophers[10]; int id; } param; void get_forks(int phil, int fork1, int fork2){ pthread_mutex_lock(&forkLock); printf("locking forks %d\\n", phil); int res1, res2; i...
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#include <pthread.h> pthread_mutex_t mx, my; int x=2, y=2; void *thread1() { int a; pthread_mutex_lock(&mx); a = x; pthread_mutex_lock(&my); y = y + a; y = y + a; y = y + a; y = y + a; y = y + a; pthread_mutex_unlock(&my); a = a + 1; pthread_mutex_lock(&my); y = y + a; y = y + a; y...
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#include <pthread.h> pthread_mutex_t mutex_count; pthread_cond_t cond_produce; pthread_cond_t cond_consume; int count = 0; void *produce(void *arg) { srand((int)time(0)); while (1) { pthread_mutex_lock(&mutex_count); while (5 == count) { pthread_cond_wait(&cond_produce, &mutex_co...
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#include <pthread.h> pthread_mutex_t mutex; pthread_mutex_t s[5]; state_t state[5]; int done; int eatcount[5]; void philosopher(void *); void think(int i); void take_forks(int i); void eat(int i); void put_forks(int i); void test(int i); void mysleep(int milliseconds); int main(int argc...
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#include <pthread.h> pthread_mutex_t monitor; pthread_cond_t red[3]; int santaClaus=0; int reindeer=1; int consultations=2; int reindeerNum=0; int elvesNum=0; void *Elf(){ printf("Elf is waiting at the door\\n"); pthread_mutex_lock(&monitor); elvesNum++; if (elvesNum==3){ pthr...
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#include <pthread.h> struct log_head head_table[HASH_SIZE]; void debug(char *p, int len) { while(len--) printf("%c",*p++); printf("\\n"); } void hash_init() { int i; for(i=0; i<HASH_SIZE; ++i) { pthread_mutex_init(&head_table[i].head_lock, 0); head_table[i].head = 0; } } static void _...
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#include <pthread.h> struct arg_set { char *fname; int count; struct arg_set **mailboxp; pthread_mutex_t *lockp; pthread_cond_t *flagp; }; static void *count_words(void *a); static int do_count(char *filename); static void mnarrate(char *str); static void cnarrate(char *str); int main(...
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