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#include <pthread.h> static pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER; void avpriv_atomic_lock(void) { pthread_mutex_lock(&atomic_lock); } void avpriv_atomic_unlock(void) { pthread_mutex_unlock(&atomic_lock); }
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#include <pthread.h> void *thread_function(void *); pthread_mutex_t mutex1 = PTHREAD_MUTEX_INITIALIZER; int counter = 0; main() { pthread_t thread_id[10]; int i, j; for(i=0; i < 10; i++) { pthread_create( &thread_id[i], 0, thread_function,...
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#include <pthread.h> uint16_t get_sequence(uint16_t *seq, pthread_mutex_t *lock) { uint16_t ret; pthread_mutex_lock(lock); ret=(*seq)++; pthread_mutex_unlock(lock); return ret; } uint16_t get_id(uint16_t *id, pthread_mutex_t *lock) { uint16_t ret; pthread_mutex_lock(lock); ret=(...
1
#include <pthread.h> void * create_mutex() { pthread_mutex_t * m = malloc(sizeof(pthread_mutex_t)); pthread_mutex_init ( m, 0 ); return m; } void destroy_mutex ( void * m ) { pthread_mutex_t * _m = ( pthread_mutex_t* ) m; pthread_mutex_destroy ( _m ); free(m); } void lo...
0
#include <pthread.h> void * thread_inc(void * arg); void * thread_des(void * arg); long long num = 0; pthread_mutex_t mutex; int main(int argc, char * argv[]) { pthread_t thread_id[100]; int i; pthread_mutex_init(&mutex, 0); for(i=0; i<100; i++) { if(i%2) pthread_create(&(thread_id...
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#include <pthread.h> pthread_cond_t cond = PTHREAD_COND_INITIALIZER; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; int main(int argc, char* argv[]) { struct Seatmap* map = (struct Seatmap*)malloc(sizeof(struct Seatmap)); initialize_seatmap(map); map->mutex = &mutex; map->cond = &c...
0
#include <pthread.h> static int files[128]; static unsigned int references[128]; static unsigned int oflag_busy_locks[128]; static pthread_mutex_t muteces[128]; static pthread_mutex_t global_lock = PTHREAD_MUTEX_INITIALIZER; static int isInit = 0; static int oflag = O_RDONLY; static int cha...
1
#include <pthread.h> long totalSum = 0; int* arr; int size; int subSize; int index; unsigned int step; } args; int* initializeArray(unsigned int size, unsigned int mode) { int *arr = malloc(sizeof(int) * size); int i,j; if(mode == 0) { for(i = 0; i < size; i++) { arr[i] = i; ...
0
#include <pthread.h> int thread_flag; pthread_cond_t thread_flag_cv = PTHREAD_COND_INITIALIZER; pthread_mutex_t thread_flag_mutex = PTHREAD_MUTEX_INITIALIZER; struct job { struct job* next; int num; }; struct job* job_queue; struct job* tail; void initialize_flag () { thread_flag = 0;...
1
#include <pthread.h> void monitor_cross(struct cart_t* cart) { pthread_mutex_lock(&gl_monLock); if (gl_direction == '\\0') gl_direction = cart->dir; else { switch (cart->dir) { fprintf(stderr, "[Cart]\\tCart %i from direction %c must ...
0
#include <pthread.h> void *sum(void *p); double *v1, *v2; double sumtotal = 0.0; int numthreads, n; pthread_mutex_t mutex; int main(int argc, char **argv) { pthread_t tid[8]; int i, myid[8]; struct timeval start, end; gettimeofday(&start, 0); pthread_mutex_init(&mutex, 0); s...
1
#include <pthread.h> int SERVER_SHUT_DOWN; pthread_mutex_t sd_lock; pthread_t sd_thread; void* shut_down(void* p) { pthread_mutex_init(&sd_lock,0); pthread_mutex_lock(&sd_lock); SERVER_SHUT_DOWN = 0; pthread_mutex_unlock(&sd_lock); static struct termios oldt, newt; tcgetattr( STDIN...
0
#include <pthread.h> pthread_t threads[4]; int thread_count; pthread_mutex_t thread_count_mutex; pthread_cond_t thread_count_condvar; sig_atomic_t sigabrt_received; void incr_thread_count (void) { pthread_mutex_lock (&thread_count_mutex); ++thread_count; if (thread_count == 4) ...
1
#include <pthread.h> int num_threads = 1; int keys[100000]; pthread_mutex_t lock; int key; int val; struct _bucket_entry *next; } bucket_entry; bucket_entry *table[5]; void panic(char *msg) { printf("%s\\n", msg); exit(1); } double now() { struct timeval tv; get...
0
#include <pthread.h> int finish = 0; pthread_rwlock_t finish_lock = PTHREAD_RWLOCK_INITIALIZER; pthread_cond_t qready = PTHREAD_COND_INITIALIZER; pthread_mutex_t qlock = PTHREAD_MUTEX_INITIALIZER; struct job { struct job *j_prev; struct job *j_next; pthread_t j_id; int data; }; struct jo...
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#include <pthread.h> char depot[15]; volatile size_t stock; pthread_mutex_t mute = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t c_full = PTHREAD_COND_INITIALIZER; pthread_cond_t c_empty = PTHREAD_COND_INITIALIZER; void show_depot(char* str) { int i = 0; printf("\\r"); for(; i<stock; ...
0
#include <pthread.h> struct node { struct node* next; int value; }; struct node * file_lock = 0; struct node * volatile file_lock_free = 0; pthread_mutex_t file_mutex; void push_lock(int value_to_push) { struct node * new_node; new_node= malloc(sizeof(struct node)); new_node-> value=value...
1
#include <pthread.h> { int valid; unsigned int session; unsigned int pathid; unsigned int energy; int done; } p_ent; int pcount = 0; int idle_uW=0; p_ent __paths[10]; int64_t __battery_energy=0; int64_t __battery_capacity=0; unsigned int __path_costs[NUMPATHS]; unsigned int __path_count...
0
#include <pthread.h> int value; pthread_cond_t rc, wc; pthread_mutex_t rm, wm; int r_wait, w_wait; }Storage; void setValue(Storage *s, int value) { s->value = value; } int getValue(Storage *s) { return s->value; } void *set_thread(void *arg) { Storage *s = (Storage *)arg; for (int...
1
#include <pthread.h> char **P; pthread_mutex_t m; pthread_cond_t cond; } Est; Est *E = 0; void myInit(){ if(E == 0){ E = (Est*)malloc(sizeof(Est)); pthread_mutex_init(&E->m, 0); pthread_cond_init(&E->cond, 0); E->P = (char**)malloc(5*sizeof(char*)); } } int ubicar(char *nom, int k)...
0
#include <pthread.h> void* func_1(void *ptr); void* func_2(void *ptr); void* func_3(void *ptr); int a = 0; pthread_mutex_t lock; int main(int argc, char *argv[]) { system("clear"); pthread_t thd1, thd2; int t1, t2; char *mesg1 = "I'm Thread 1"; char *mesg2 = "I'm Thread 2"; t1 = pthread_...
1
#include <pthread.h> pthread_mutex_t mu; pthread_cond_t registerSignal; int toTreat = 0, nTreated = 0, size = 0; int *treatTimes; FILE *outputF; void fileOP(const char* inputFile, const char* outputFile) { int num, i; FILE* file = fopen(inputFile, "r"); while (!feof(file)) { fscanf(file,...
0
#include <pthread.h> int event_handler_init(struct event_handler* eh) { do { eh->ev_cur = 0; eh->ev_end = 0; eh->ev_size = 0; eh->ev_max = MAX_EVENTS; eh->tr_busy = 0; eh->tr_min = MIN_THREADS; eh->tr_max = MAX_THREADS; eh->tr_live = eh->tr_min; eh->eh_cancel = 0; if ((eh->eve...
1
#include <pthread.h> void* wkr(void *arg) { int n, i, fd, got; long long k; char *ptr, *ptc, buf[WEBHDR]; uint64_t cd; struct qstat *tt = arg; struct epoll_event events[ECHUNK]; struct iovec iov = {.iov_base = buf, .iov_len = BHSIZE}; struct msghdr mh = { .msg_name = 0, ...
0
#include <pthread.h> { int count; int *array; }arr_num; double shared_x; pthread_mutex_t lock_x; void swap(int* a, int* b) { int aux; aux = *a; *a = *b; *b = aux; } int divide(int *vec, int left, int right) { int i, j; i = left; for (j = left + 1; ...
1
#include <pthread.h> pthread_mutex_t writeMutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t writeThreadRelease = PTHREAD_COND_INITIALIZER; pthread_mutex_t readMutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t readThreadRelease = PTHREAD_COND_INITIALIZER; pthread_cond_t rwInteraction = PTHREAD_...
0
#include <pthread.h> pthread_mutex_t mutex_lock; int waiting_students = 0; sem_t students_sem; sem_t ta_sem; void * TAWorker(); void * studentWorker(); unsigned int getRandomTime(); int main() { printf("CS149 SleepingTA from Derek Lopes\\n"); sem_init(&ta_sem, 0, 0); sem_init(&stud...
1
#include <pthread.h> pthread_mutex_t m=PTHREAD_MUTEX_INITIALIZER; pthread_attr_t attr; int hijosVivos; void *f( void *n){ int n_local,*p; p=(int *)n; n_local=*p; printf ("Creado TH:n_local %d ((int)time:%d)\\n",n_local, (int)time(0)); sleep (4); pthread_mutex_...
0
#include <pthread.h> extern int makethread(void *(*fn)(void *), void * arg); struct to_info { void (*to_fn)(void *); void *to_arg; struct timespec to_wait; }; void * timeout_helper(void *arg) { struct to_info *tip; tip = (struct to_info *)arg; nanosleep(&tip->to_wait, 0); (*tip -> to_f...
1
#include <pthread.h> pthread_mutex_t mutex; void *another(void *arg) { printf("in child thread, lock the mutex.\\n"); pthread_mutex_lock(&mutex); sleep(5); pthread_mutex_unlock(&mutex); return 0; } void prepare() { pthread_mutex_lock(&mutex); } ...
0
#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; int count = 0; int consume( void ) { int i = 10; while( i-- ){ pthread_mutex_lock( &mutex ); pthread_cond_wait( &cond, &mutex ); printf( "Consumed %d\\n",...
1
#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; int i=-1; void* someThreadFunction(){ int teller; printf("Hello from a thread!\\n"); for (teller = 0; teller < 100; teller++) { pthread_mutex_lock(&mutex); i++; pthread_mutex_unlock(&mutex); ...
0
#include <pthread.h> pthread_mutex_t cnt_mutex; sem_t sem_write; int reader_count = 0; int content = 1; pthread_t readers[10]; void * writer_func() { printf("writer start\\n"); while (1) { sem_wait(&sem_write); content++; printf("writer: %d\\n", content); ...
1
#include <pthread.h> static int num = 0; static pthread_mutex_t mut_num = PTHREAD_MUTEX_INITIALIZER; struct arg{ int i; }; void cal(int i, void* p); static void* func(void *p); int main(int argc, const char *argv[]) { int err, i; pthread_t tid[4]; for (i = 0; i < 4; i++) { err = pthrea...
0
#include <pthread.h> void *Incrementer(void *Dummy) { extern int CommonInt; extern pthread_mutex_t Mutex; sleep(rand() % 4); pthread_mutex_lock(&Mutex); if (CommonInt == 0) { sleep(rand() % 2); CommonInt += 1; printf("The common integer is now %d\\n",C...
1
#include <pthread.h> extern char **environ; pthread_mutex_t env_mutex; static pthread_once_t init_done = PTHREAD_ONCE_INIT; static void pthread_init(void) { pthread_mutexattr_t attr; pthread_mutexattr_init(&attr); pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE); pthre...
0
#include <pthread.h> int buff[10]; int buff_index; pthread_mutex_t buff_mutex; sem_t buff_sem_empty; int push_front(int val) { if(buff_index < 10) { buff[buff_index++] = val; return 0; } else return -1; } int pop_front() { if(buff_index > 0) return buff[--buff_index]; else return...
1
#include <pthread.h> struct dot_prod_data { double *a; double *b; double sum; int len; }; pthread_mutex_t mutex; struct dot_prod_data vecdata; void* worker_thread(void* data_t) { int offset=(int)(data_t); int start,end; double local_sum=0.0; int len=vecdata.len; start...
0
#include <pthread.h> int gwList_insert(struct gwListNode **head, uint32_t gw){ int i = 0; pthread_mutex_lock(&gw_lock); struct gwListNode *node = *head; struct gwListNode *prev = 0; while(node){ if(gw == node->gw) break; i++; prev = node; node = node->next; } if(node == 0){ nod...
1
#include <pthread.h> WAITTING, IDLE, ASSIGNED, BUSY }Thread_Status; pthread_t tid; pthread_mutex_t mutex; pthread_cond_t cond; Thread_Status status; task_t task; void * arg; int cnt; }Thread_pool_t; Thread_pool_t * threadPool_create_and_init(int num); ...
0
#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; long double buffer[3] = {1, 1, 1}; void * fibonacci_entry(void *lim) { long double *prev1 = &buffer[1]; long double *prev2 = &buffer[2]; for (int i = 1; i < *(int*)lim; i++) { pthread_mutex_lock(&mutex)...
1
#include <pthread.h> void mediafirefs_destroy(void *user_ptr) { printf("FUNCTION: destroy\\n"); FILE *fd; struct mediafirefs_context_private *ctx; ctx = (struct mediafirefs_context_private *)user_ptr; pthread_mutex_lock(&(ctx->mutex)); fprintf(stderr, "storing hashtab...
0
#include <pthread.h> pthread_mutex_t mAvailable; pthread_mutex_t mAllocation; pthread_mutex_t mNeed; int available[3]; int maximum[5][3]; int allocation[5][3]; int need[5][3]; void show_matrix(int array[5][3], char *array_name); int request_resources(int customer, int resources[]); int re...
1
#include <pthread.h> void *ta (void *arg); void *tb (void *arg); void *tc (void *arg); void *td (void *arg); pthread_mutex_t m1 = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t m2 = PTHREAD_MUTEX_INITIALIZER; void *ta (void *arg) { pthread_t c; (void) arg; printf ("ta: running\\n"); p...
0
#include <pthread.h> double *A; int num_threads = 2; int N = 33554432; int ocurrencia = 0; double buscar = 1; double maximun_value; double minimun_value; pthread_mutex_t A_lock; double dwalltime(){ double sec; struct timeval tv; gettimeofday(&tv,0); sec = tv.tv...
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#include <pthread.h> static pthread_mutex_t mut = PTHREAD_MUTEX_INITIALIZER; static void * thr_func(void *p) { FILE *fp; char buf[1024]; fp = fopen("/tmp/out","r+"); if(fp == 0) { perror("fopen"); exit(1); } pthread_mutex_lock(&mut); fgets(buf,1024,fp); fseek(fp,0,0); ...
0
#include <pthread.h> int i, int_rand, x, y, z; int tamanhoFila, nrExames; float float_rand; int matrizDados[4][2]; pthread_mutex_t mutex; sem_t sem_sensores[5]; struct Node{ int conjuntoDados[2][2]; struct Node *proximo; }; Node *fila; int tamanhoFila, nodoAtual; void inicializaFila(No...
1
#include <pthread.h> pthread_mutex_t globalNumberLock; int globalNumber=0; void* thread_1(){ for(int i=0; i<1000000; i++){ pthread_mutex_lock(&globalNumberLock); globalNumber++; pthread_mutex_unlock(&globalNumberLock); } return 0; } void* thread_2(){ for (int j=0; j<1000001; j++){ ...
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#include <pthread.h> int nitems; int buf[1000000]; struct { pthread_mutex_t mutex; int nput; int nval; }put = {PTHREAD_MUTEX_INITIALIZER}; struct { pthread_mutex_t mutex; pthread_cond_t cond; int nready; }nready = {PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER}; void *produce(vo...
1
#include <pthread.h> static int global = 0; pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t v = PTHREAD_COND_INITIALIZER; void perror_exit (const char *info) { perror (info); exit (1); } void *count_times (void *args) { int i = 1; while (1) { sleep (1); fprintf (stderr, "s...
0
#include <pthread.h> static pthread_mutex_t lock; static pthread_barrier_t barrier; int* counterArray; int nthreads; int ncounters; void* chain(void* arglist) { int i, j; for (i = 0; i < nthreads; i++) { pthread_mutex_lock(&lock); for (j = 0; j < ncounters; j++) ...
1
#include <pthread.h> pthread_mutex_t lock_mutex; char *buf="hello zmw"; sem_t empty,full; char buf1[50]; int fileopen; void *readfile(void *arg) { sem_wait(&empty); pthread_mutex_lock(&lock_mutex); char pro=*(char*)arg; read(fileopen,buf1,100); printf("%c read from pipe is: %s\\n",pro,buf1); ...
0
#include <pthread.h> int done; FILE *file; pthread_mutex_t lock1; pthread_mutex_t lock2; pthread_mutex_t filelock; char filename[]="MyMessage.log"; struct thread_person { pthread_t thread_id; int thread_num; pthread_attr_t attr; int start_flag; int quit_flag; int j...
1
#include <pthread.h> int QUIT = 0; pthread_mutex_t INUSE; unsigned char byte; FILE* PARLELPORT; void *all_blink(void* arg) { QUIT = 0; pthread_mutex_lock(&INUSE); while (1) { byte = 0xFF; fwrite(&byte, 1, 1, PARLELPORT); sleep(0.5); byte = 0; fwrite(&byte, 1, 1, PARLE...
0
#include <pthread.h> void *producer (void *args); void *consumer (void *args); int buf[10]; long head, tail; int full, empty; pthread_mutex_t *mut; pthread_cond_t *notFull, *notEmpty; } queue; queue *queueInit (void); void queueDelete (queue *q); void queueAdd (queue *q, int in); void q...
1
#include <pthread.h> pthread_cond_t full = PTHREAD_COND_INITIALIZER, empty = PTHREAD_COND_INITIALIZER; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; int buffer[4]; int begin = 0, end = 0, counter = 0, max = 4; void *producer( void *arg ){ printf("pthread producer id : %d run \\n", *(int *)...
0
#include <pthread.h> int nitems; int buff[1000000]; struct { pthread_mutex_t mutex; int nput; int nval; } put = { PTHREAD_MUTEX_INITIALIZER }; struct { pthread_mutex_t mutex; pthread_cond_t cond; int nready; } nready = { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER }; int ...
1
#include <pthread.h> const char* __op_to_str(int op) { switch(op) { case 1: return "Begin of access"; case 2: return "Begin of write"; case 3: return "End of write"; case 4: return "Begin of read"; case 5: return "End of read"; case 6: return "End of read/write"; } } pthread_mutex_t...
0
#include <pthread.h> int count = 0; double finalresult=0.0; pthread_mutex_t count_mutex; pthread_cond_t count_condvar; void *sub1(void *t) { int i; long tid = (long)t; double myresult=0.0; sleep(1); pthread_mutex_lock(&count_mutex); printf("sub1: thread=%ld going into wait...
1
#include <pthread.h> void *producer(),*consumer(); int *array; int limit=-1; pthread_mutex_t mtx = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; int main(int argc, char **argv) { int howmany; pthread_t johntid,marytid; long long *howlong; howmany=atoi(argv[...
0
#include <pthread.h> extern pthread_mutex_t printf_lock; extern pthread_mutex_t setup_lock; extern pthread_mutex_t chairs_lock; extern sem_t TA_ready; extern sem_t TA_done; extern sem_t Student_register; extern int setupNotDone; extern int globalSeed; extern int occupied_chairs; extern int MAX_C...
1
#include <pthread.h> int nitems; struct { pthread_mutex_t mutex; int buff[1000000]; int nput; int nval; } shared = { PTHREAD_MUTEX_INITIALIZER }; struct { pthread_mutex_t mutex; pthread_cond_t cond; int nready; }nready = { PTHREAD_MUTEX_INITIALIZER,PTHREAD_CO...
0
#include <pthread.h> void *philosopher (void *id); void grab_chopstick (int, int, char *); void down_chopsticks (int, int); int food_on_table (); int get_token (); void return_token (); pthread_mutex_t chopstick[5]; pthread_t phi...
1
#include <pthread.h> int mutateeCplusplus = 0; const char *Builder_id=""; { pthread_t tid; int is_in_instr; } thrds_t; thrds_t thrds[8]; pthread_mutex_t barrier_mutex; pthread_mutex_t count_mutex; volatile int times_level1_called; void my_barrier(volatile int *br) { int n_...
0
#include <pthread.h> pthread_mutex_t m, l; int A = 0, B = 0; void *t1(void *arg) { pthread_mutex_lock(&m); A++; if (A == 1) pthread_mutex_lock(&l); pthread_mutex_unlock(&m); pthread_mutex_lock(&m); A--; if (A == 0) pthread_mutex_unlock(&l); pthread_mutex_unlock(&m); } void *t2(void...
1
#include <pthread.h> int in = 0 ; int out = 0 ; int buff[10]={0}; sem_t empty_sem; sem_t full_sem; pthread_mutex_t mutex; int product_id = 0; int prochase_id = 0; void print() { int i; for(i=0;i<10;i++) printf("%d",buff[i]); printf("\\n"); } void *produce() { int id=++product_id; w...
0
#include <pthread.h> int nitems; struct{ pthread_mutex_t mutex; int buff[1000000]; int nput; int nval; } shared = { PTHREAD_MUTEX_INITIALIZER }; void *produce(void *); void *consume(void *); int main(int argc, char *argv[]){ int i, nthreads, count[100]; pthread_t ...
1
#include <pthread.h> sem_t PID_sem; bool stop = 0; double y = 0; struct udp_conn connection; pthread_mutex_t mutex; volatile int period_us = 5000; int udp_init_client(struct udp_conn *udp, int port, char *ip) { struct hostent *host; if ((host = gethostbyname(ip)) == 0) return -1; udp->cl...
0
#include <pthread.h> static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; static pthread_cond_t cond = PTHREAD_COND_INITIALIZER; static int running_flag = 0; static int stop_flag = 0; static pthread_t tid; static uint16_t timeout; static char *program_name; static uint32_t recorded_jobid = NO...
1
#include <pthread.h> { double *a; double *b; double sum; int vec_len; } DD; DD dotstr; pthread_t callThd[4]; pthread_mutex_t mutex_sum; void *dotprod(void *arg) { int i, start, end, len; long offset = (long)arg; double mysum, *x, *y; len = dotstr.vec_...
0
#include <pthread.h> pthread_mutex_t Mtx; int Global; void *Thread2(void *x) { barrier_wait(&barrier); pthread_mutex_lock(&Mtx); Global = 43; pthread_mutex_unlock(&Mtx); return 0; } void *Thread1(void *x) { pthread_mutex_init(&Mtx, 0); pthread_mutex_lock(&Mtx); Global = 42...
1
#include <pthread.h> pthread_mutex_t count_mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t condition_var = PTHREAD_COND_INITIALIZER; void *functionCount1(); void *functionCount2(); int count = 0; void main() { pthread_t thread1, thread2; pthread_create( &thread1, 0, &functionCount1, 0); pth...
0
#include <pthread.h> int q[4]; int qsiz; pthread_mutex_t mq; void queue_init () { pthread_mutex_init (&mq, 0); qsiz = 0; } void queue_insert (int x) { int done = 0; printf ("prod: trying\\n"); while (done == 0) { pthread_mutex_lock (&mq); if (qsiz < 4) ...
1
#include <pthread.h> int enqueue_element(struct queue *q, void *data) { struct queue_element *tmp = malloc(sizeof(struct queue_element)); if(!tmp) return ENQUEUE_FAILED; pthread_mutex_lock(q->lock); q->tail->data = data; q->tail->next = tmp; q->enqueued++; q->tail = tmp; pthread_mutex_...
0
#include <pthread.h> int q[4]; int qsiz; pthread_mutex_t mq; void queue_init () { pthread_mutex_init (&mq, 0); qsiz = 0; } void queue_insert (int x) { int done = 0; printf ("prod: trying\\n"); while (done == 0) { pthread_mutex_lock (&mq); if (qsiz < 4) ...
1
#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* t) { int i; long my_id = (long)t; for (i=0; i<10; ++i) { pthread_mutex_lock(&count_mutex); count++; if (count == 12) { pthrea...
0
#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; int num_pthreads; double c_x_min; double c_x_max; double c_y_min; double c_y_max; double pixel_width; double pixel_height; int iteration_max = 200; int image_size; unsigned char **image_buffer; int i_x_max; int i_y_m...
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#include <pthread.h>extern void __VERIFIER_error() ; extern void __VERIFIER_assume(int expr); extern int __VERIFIER_nondet_int(void); void __VERIFIER_assert(int cond) { if (!(cond)) { ERROR: __VERIFIER_error(); } return; } void *compute_pi (void *); double intervalWidth, intervalMidPoint, area = ...
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#include <pthread.h> char buf[128]; size_t pos; size_t len; int write_closed; pthread_mutex_t mutex; pthread_cond_t nonempty; pthread_cond_t nonfull; } bbuffer; bbuffer* bbuffer_new(void) { bbuffer* bb = (bbuffer*) malloc(sizeof(bbuffer)); bb->pos = 0; bb...
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#include <pthread.h> struct timespec ts; pthread_mutex_t chopstick_mutex[5]; pthread_cond_t chopstick_conds[5]; int philo_states[5]; int phil_to_chopstick(int phil_id, direction_t d){ return (phil_id + d) % 5; } int chopstick_to_phil(int stick_id, direction_t d){ return (stick_...
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#include <pthread.h> int brashno = 1000; int masa[4]; pthread_mutex_t lock; void* Mama(){ int position = 0; while(brashno) { int mama_get_brashno = rand() % 100 + 1; if(mama_get_brashno > brashno){ mama_get_brashno = brashno; } brashno -= mama_...
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#include <pthread.h> void mifuncion(int *numero); int VARIABLE_GLOBAL; pthread_mutex_t MXVARGLOBAL; int main(void) { int i; int hilos = 3; pthread_t tid[hilos][2]; pthread_mutex_init(&MXVARGLOBAL, 0); for (i = 0; i < hilos; i++) { tid[i][1] = i+1; pthread_create(&tid[i][0], 0, (vo...
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#include <pthread.h> const int GAME_PORT = 6967; int sockfd, connfd; struct sockaddr_in serv_addr, client; pthread_t worker; pthread_mutex_t enemy_mutex,ball_mutex; void host_init(); void client_init(); void logic_init() { if (is_host) { host_init(); } else { client_init()...
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#include <pthread.h> pthread_mutex_t a; pthread_mutex_t b; int k; int j; void* fn1(void * args){ pthread_mutex_lock(&a);; pthread_mutex_unlock(&b);; } void* fn2(void * args){ pthread_mutex_lock(&b);; pthread_mutex_unlock(&a);; } int main(int argc, const char *argv[]) { pthread_...
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#include <pthread.h> struct propset { char *str; int row; int delay; int dir; }; int setup(int nstrings, char *strings[], struct propset props[]); pthread_mutex_t mx = PTHREAD_MUTEX_INITIALIZER; int main(int ac, char *av[]) { int c; pthread_t thrds[10]; struct propset props[10]; ...
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#include <pthread.h> int source[2]; int out_channel[2]; int in_channel[2]; int th_id = 0; pthread_mutex_t mid; pthread_mutex_t ms[2]; void *robot (void * arg) { int id = -1; pthread_mutex_lock (&mid); id = th_id; th_id++; pthread_mutex_unlock (&mid); __VERIFIER...
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#include <pthread.h> long nNumber = 0; pthread_mutex_t mutx; void * minus(void* arg); void * plus(void* arg); void console_setting_for_eclipse_debugging(void) { setvbuf(stdout,0, _IONBF,0); setvbuf(stderr,0, _IONBF,0); } void * minus(void* arg) { int i; for(i= 0; i<100000; i++) { pthr...
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#include <pthread.h> void main_memory(void *not_used){ pthread_barrier_wait(&threads_creation); while(1){ pthread_mutex_lock(&control_sign); if (!cs.isUpdated){ while(pthread_cond_wait(&control_sign_wait, &control_sign) != 0); } ...
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#include <pthread.h> struct producers { int buffer[4]; pthread_mutex_t lock; int readpos, writepos; pthread_cond_t notempty, notfull; }; void init(struct producers * b) { pthread_mutex_init(&b->lock, 0); pthread_cond_init(&b->notempty, 0); pthread_cond_init(&b->notfull, 0); b->readpos ...
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#include <pthread.h> struct msg { struct msg* m_next; }; struct msg* workq; pthread_cond_t qready = PTHREAD_COND_INITIALIZER; pthread_mutex_t qlock = PTHREAD_MUTEX_INITIALIZER; void process_msg(void) { struct msg* mp; while (1) { pthread_mutex_lock(&qlock); while (w...
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#include <pthread.h> int max_darts; int darts_in_circle; pthread_mutex_t * darts_in_circle_lock; int total_darts_currently_thrown; pthread_mutex_t * total_darts_currently_thrown_lock; pthread_mutex_t * rand_lock; int done; int dart_is_multiple; pthread_mutex_t * dart_is_multiple_lock; p...
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#include <pthread.h> int nC = 0; pthread_cond_t c_dormir; pthread_cond_t c_corte; pthread_mutex_t m_activo; pthread_mutex_t m_corte; pthread_mutex_t m_nC; void *Barbero(void *arg); void *Cliente(void *arg); void cortaPelo(); void abandona(); void despierta(); void recibirCorte(); void duerme(...
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#include <pthread.h> void mux_4_alusrcb(void *not_used){ pthread_barrier_wait(&threads_creation); while(1){ pthread_mutex_lock(&control_sign); if (!cs.isUpdated){ while(pthread_cond_wait(&control_sign_wait,&control_sign) != 0); } ...
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#include <pthread.h> void *print_odd(void *data); void *print_even(void *data); int counter = 1; pthread_mutex_t mutex_counter; pthread_cond_t cond_odd, cond_even; void main() { pthread_mutex_init(&mutex_counter, 0); pthread_cond_init(&cond_odd, 0); pthread_cond_init(&cond_even, 0); ...
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#include <pthread.h> static char *map; static int nr_bits; extern FILE *logfile; static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; void bm_alloc(int bits) { int bytes = bits / 8; if (!bits || bits < 0 || bits % 8) DIE("invalid bit count: %d", bits); map = malloc(bytes); ...
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#include <pthread.h> pthread_mutex_t mutex; pthread_cond_t cond; void thread1(void *arg) { pthread_cleanup_push((void *) pthread_mutex_unlock,(void *)&mutex ); while(1) { printf( "thread1 is running \\n" ); pthread_mutex_lock( &mutex ); pthread_cond_wait...
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#include <pthread.h> int typ; int pocz; int kon; int numer; } par_t; volatile int running_threads = 0; volatile int p_count = 0; pthread_mutex_t primes_mutex = PTHREAD_MUTEX_INITIALIZER; int pid; int chid; void *count_primes2(void *arg) { int status; int coid; par_t reply; coid = Connec...
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#include <pthread.h> struct INSTANCE_CACHE { const char *module; const char *instance; }; static pthread_mutex_t icMutex = PTHREAD_MUTEX_INITIALIZER; static struct INSTANCE_CACHE *ic = 0; static int icSize = 0; static const char * add_ic(const char *module, const char *instance) { struct I...
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#include <pthread.h> static pthread_t thread_timer; static pthread_mutex_t mutex; void qos_enter_critical(void){ pthread_mutex_lock( &mutex ); } void qos_exit_critical(void){ pthread_mutex_unlock( &mutex ); } static void ctrl_break_handler( int ctrl ){ int res; ...
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#include <pthread.h> int status = -1; pthread_mutex_t infrared_mutex; extern int send_data(const char *data,const unsigned int length); int infrared_init() { pinMode (infrared_Pin, INPUT); pthread_mutex_init(&infrared_mutex,0); return 1; } void reset_status() { pthread_mutex_lock(&infrar...
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