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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; int out = 0; char q[10]; void *inc_count(void *t) { int i; long my_id = (long)t; while(!out){ fprintf(stdout,"Enter q to quit: "); fscanf(stdi...
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#include <pthread.h> pthread_mutex_t mutex; pthread_cond_t fillmore; pthread_cond_t macchina; int tank = 4; int i, j, ii = 0; void *prepare(void *a) { while(ii < (15/4)){ pthread_mutex_lock(&mutex); if (tank != 0) printf("(P)I'm resting\\n"); while (tank != 0){ pthread_cond_wait(...
0
#include <pthread.h> pthread_mutex_t mutex; pthread_cond_t condA; pthread_cond_t condB; sem_t sem1; sem_t sem2; int contadorA; int contadorB; void * imprimirA() { while(1) { pthread_mutex_lock(&mutex); if(contadorA == 2) pthread_cond_wait(&condA, &mutex); printf("A\\n")...
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#include <pthread.h> static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; static pthread_cond_t cond = PTHREAD_COND_INITIALIZER; static volatile int counter = 0; static volatile int exiting = 0; void *decrementer (void *arg) { int counterVal; for (;;) { pthread_mutex...
0
#include <pthread.h> const int MAX_THREADS = 5; long tid; char name[20]; unsigned int age; } tls_t; static pthread_mutex_t lock; static pthread_key_t key_tls; static pthread_once_t once = PTHREAD_ONCE_INIT; static void make_key(){ pthread_key_create(&key_tls, 0); } static void ...
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#include <pthread.h> int cond =0; pthread_cond_t condthread = PTHREAD_COND_INITIALIZER; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; int max = 0; void* thread_func(void* arg) { int i, nb; int *param; int *lvl = (int*)arg; pthread_t *tid; nb = (*lvl)+1; pthread_mutex_lock(&mute...
0
#include <pthread.h> void iOsalTimespecPlusMs (struct timespec *pTS, unsigned int millisecond) { struct timeval tv; struct timespec ts; gettimeofday (&tv, 0); ts.tv_sec = tv.tv_sec; ts.tv_nsec = tv.tv_usec * 1000; ts.tv_sec += (millisecond / 1000); ts.tv_nsec += (millisecond % 100...
1
#include <pthread.h> static pthread_mutex_t mutex_C; static int A [3][2] = { {1,2}, {3,4}, {5,6} }; static int B [2][3] = { {7,8,9}, {3,7,1} }; static int C [3][3]; void *hesapla(void *mat); struct matris { int i; int j; }; int main() { pthread_t thread[3][3]; int ...
0
#include <pthread.h> pthread_mutex_t mutex; void sleep_rand(void) { sleep(rand() % 8 + 1); } void *northbound_farmer(void *param) { int id = *((int *) param); sleep_rand(); pthread_mutex_lock(&mutex); sleep_rand(); pthread_mutex_unlock(&mutex); pthread_exit(0); } void *southb...
1
#include <pthread.h> struct ezcfg_ezctp { struct ezcfg *ezcfg; int shm_id; size_t shm_size; void *shm_addr; size_t cq_unit_size; size_t cq_length; size_t cq_free; int cq_head; int cq_tail; pthread_mutex_t cq_mutex; }; static bool fill_ezctp_info(struct ezcfg_ezctp *ezctp, const c...
0
#include <pthread.h> int main(int argc, char *argv[]) { int i; int num_req_threads = argc-2; int num_res_threads = MIN_RESOLVER_THREADS; pthread_t req_threads[num_req_threads]; pthread_t res_threads[num_res_threads]; pthread_mutex_init(&queue_mutex, 0); pthread_mutex_init(&output_mutex, 0...
1
#include <pthread.h> const char invalid[] = {' ','\\n', '<'}; int sharedByteRead = 0; int sharedTotalCount = 0; int total_length; FILE *fp; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t mutex2 = PTHREAD_MUTEX_INITIALIZER; void* GetDataBytes() { char data[5000 + 1]; ...
0
#include <pthread.h> long *id; void *data; } Message; Message * message_create() { Message *message = (Message*) malloc( sizeof(Message ) ); return message; } void message_destroy( Message * message ) { if ( message != 0 ) { free( message ); } } struct LinkedNode *link; Mes...
1
#include <pthread.h> pthread_mutex_t mutex; FILE *fp; int numero = 0; void * worker(void *arg) { int tempo = rand() % 20; int temp; int order = (int)arg; pthread_t thread_id = pthread_self(); printf("Nova thread %d criada TID = %d\\n", order, (unsigned int)thread_id); pthread_mutex...
0
#include <pthread.h> char buf[4]; int occupied; int in,out; pthread_mutex_t mutex; pthread_cond_t m; pthread_cond_t l; } buffer_t; buffer_t buffer; void * thread1(void *); void * thread2(void *); pthread_t tid[2]; int main( int argc, char *argv[] ) { int i; pthread_cond_init(&...
1
#include <pthread.h> { double *a, *b, sum; int veclen; } DOTDATA; DOTDATA dotstr; pthread_t callThd[4]; pthread_mutex_t mutexsum; void *dotprod(void *arg) { int i, start, end, len; long offset = (long)arg; double mysum, *x, *y; len = dotstr.veclen; start = offset*len; end = start+len...
0
#include <pthread.h> unsigned long seqNum; double dt; FILE *file_fd; struct img_struct* img_old; struct img_struct* img_new; float xv_buffer[5]; float yv_buffer[5]; int buf_ind = 0; pthread_t horizontal_velocities_thread; pthread_mutex_t velocity_access_mutex = PTHREAD_MUTEX_INITIALIZER; ...
1
#include <pthread.h> int campo[10][10], op[10][10], countbombas[100]; pthread_mutex_t mutex_bomba[25]; pthread_t gerando[25]; int verificaBomba(int linha, int coluna, int comparado) { int z; for(z=0; z<25; z++) { if(op[linha][coluna] == comparado) { return...
0
#include <pthread.h> extern void __VERIFIER_error() ; int __VERIFIER_nondet_int(void); void ldv_assert(int expression) { if (!expression) { ERROR: __VERIFIER_error();}; return; } pthread_t t1; pthread_mutex_t mutex; int pdev; void *thread1(void *arg) { pthread_mutex_lock(&mutex); pdev = 6;...
1
#include <pthread.h> extern char *strtok_r(char *str, const char *delim, char **saveptr); pthread_mutex_t mutex; char **palabras; int num_palabras[3] = {0, 0, 0}; char *ruta; int *numCaracteresLinea; int bloque; char **parrafos; int hilos; int numero_lineas(char *ruta, int *tam_lineas) { i...
0
#include <pthread.h> int file_des; int record_number; size_t buffer = 1024; char *word; int thread_no; pthread_t *threads_arr; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t mutex2= PTHREAD_MUTEX_INITIALIZER; struct record{ int id; char text[1020]; }; int finish =0; lon...
1
#include <pthread.h> enum { OFF, ON }; void *WriteFunc(void *arg); void *ReadFunc(void *arg); void Handler(int signal_num); sem_t sem; pthread_cond_t cond_read; pthread_mutex_t mutex; size_t g_read_counter = 0; size_t counter = 0; int num_of_readers = 10; volatile int g_flag = 1; int main(in...
0
#include <pthread.h> double variancia_threads = 0; double media_t = 0; static pthread_mutex_t mutexLock; struct parametros_calculo { int posicao; long int *v; }; void* calcula_variancia(void* args) { struct parametros_calculo* p = (struct parametros_calculo*) args; int i = p->posicao; whi...
1
#include <pthread.h> char** theArray; pthread_mutex_t mutex; void* ServerEcho(void *args); int main(){ printf("creating mutex \\n"); pthread_mutex_init(&mutex,0); theArray=malloc(100*sizeof(char)); for (int i=0; i<100;i++){ theArray[i]=malloc(100*sizeof(char)); ...
0
#include <pthread.h> pthread_mutex_t *muts; struct node ** list; int SIZE; void hash_init(int N) { printf("hash init\\n"); if(N <= MAXTH){ srand( time(0)); SIZE = 10; printf("Number of buckets is %d\\n", SIZE); list = (struct node**)malloc(SIZE * sizeof(struct node*)); muts = (pthre...
1
#include <pthread.h>extern void __VERIFIER_error() ; unsigned int __VERIFIER_nondet_uint(); static int top = 0; static unsigned int arr[400]; pthread_mutex_t m; _Bool flag = 0; void error(void) { ERROR: __VERIFIER_error(); return; } void inc_top(void) { top++; } void dec_top(void) { ...
0
#include <pthread.h> struct csema { pthread_mutex_t m_mutex; pthread_cond_t m_cond; int m_count; }; void csema_ctr(struct csema* p) { memset(p, 0, sizeof(*p)); pthread_mutex_init(&p->m_mutex, 0); pthread_cond_init(&p->m_cond, 0); } void csema_dtr(struct csema* p) { pthread_cond...
1
#include <pthread.h> struct pthread_args { int iterations; pthread_mutex_t mutex; }; void * pi_thread(void *ptr) { double tsum = 0; struct pthread_args *args = (struct pthread_args*)ptr; for(;;) { pthread_mutex_lock(&(args->mutex)); int i = args->iterations; args->iterations += 10...
0
#include <pthread.h> struct foo *fh[29]; pthread_mutex_t hashlock = PTHREAD_MUTEX_INITIALIZER; struct foo { int f_count; pthread_mutex_t f_lock; int f_id; struct foo *f_next; }; struct foo *foo_alloc(int id) { struct foo *fp; int idx; if ((fp = malloc(sizeof(struct foo))) != 0) { ...
1
#include <pthread.h> int w, h; v2df zero = { 0.0, 0.0 }; v2df four = { 4.0, 4.0 }; v2df nzero; double inverse_w; double inverse_h; char *whole_data; int y_pick; pthread_mutex_t y_mutex = PTHREAD_MUTEX_INITIALIZER; static void * worker(void *_args) { char *data; double x, y; int ...
0
#include <pthread.h> pthread_mutex_t m; pthread_cond_t cl, ce; int ecriture; int nb_lecteurs, nb_lect_att, nb_ecri_att; } lectred; int nb; struct linked_list *next; } linked_list; struct lectred sync; struct linked_list *head; } linked_list_head; linked_list_...
1
#include <pthread.h> struct thread_args { int allocation_size; int array_size; int thread_count; }; struct timespec timer_start() { struct timespec start_time; clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &start_time); return start_time; } long timer_end(struct timespec st...
0
#include <pthread.h> int my_num=500; pthread_mutex_t mylock = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t win= PTHREAD_MUTEX_INITIALIZER; int client_guessed=0; int winner_thread=-1; pthread_t threads[10]; int client_count=0; int thread_count=0; void* worker(void*param){ struct sockaddr_i...
1
#include <pthread.h> void (*function)(void*); void* argument; } pool_task_t; pthread_mutex_t lock; pthread_cond_t notify; pthread_t *threads; pool_task_t *queue; int thread_count; int task_queue_size_limit; int head; int tail; } pool_t; static void *thread_do_work(vo...
0
#include <pthread.h> int many_handles = 1; int fd; const char * filename; uint64_t stride; uint64_t offset; uint64_t last; uint64_t write_size; pthread_cond_t cond; pthread_mutex_t mutex; struct worker * next; } worker; void * func(void * argp) { worker * arg = argp...
1
#include <pthread.h> void* frame_base; struct RINGBUFFER; { void *pBuffer[4]; unsigned int indexInsert; unsigned int indexRemove; unsigned int count; pthread_mutex_t mutex; sem_t semEmpty; sem_t semFull; void (*f_addBuffer)(struct RINGBUFFER *ringBuffer, void *buffer); ...
0
#include <pthread.h> struct rt_extrRoadStationTime *extrRoadStationTime(int *findErr) { struct rt_extrRoadStationTime *rt; int num; FILE *fp; mxml_node_t *root; mxml_node_t *item; int statNo; int tmisNo; int routeNo; int bifurcation_distance; int bifurcation_speed; int up_down_trip = -1;...
1
#include <pthread.h> int VT_mc34704_OC_setup(void) { int rv = TFAIL; rv = TPASS; return rv; } int VT_mc34704_OC_cleanup(void) { int rv = TFAIL; rv = TPASS; return rv; } int VT_mc34704_test_OC(void) { int fd; fd = open(MC34704_DEVICE, O_RDWR); if (fd < 0) { pthre...
0
#include <pthread.h> static int top=0; static unsigned int arr[(10)]; pthread_mutex_t m; _Bool flag=(0); void inc_top(void) { top++; } void dec_top(void) { top--; } int get_top(void) { return top; } int stack_empty(void) { (top==0) ? (1) : (0); } int push(unsigned int *stack, int x) { ...
1
#include <pthread.h> double _glfwPlatformGetTime( void ) { struct timeval tv; gettimeofday( &tv, 0 ); return tv.tv_sec + (double) tv.tv_usec / 1000000.0 - _glfwTimer.t0; } void _glfwPlatformSetTime( double time ) { struct timeval tv; gettimeofday( &tv, 0 ); _glfwTimer.t0...
0
#include <pthread.h> struct _qsd_pool { qsd_pool *next; qsd_pool *prev; void *data; void *cur; size_t data_sz; pthread_mutex_t pool_lock; }; static qsd_pool *pool_list_head = 0; static qsd_pool *pool_list_tail = 0; static pthread_mutex_t pool_list_lock = PTHR...
1
#include <pthread.h> int global_PULSE = 1000; int PIN = 7; pthread_mutex_t lock; void setup() { wiringPiSetup (); int PULSE = 1000; pinMode (PIN,OUTPUT); int arming_time; digitalWrite(PIN,HIGH); for (arming_time = 0; arming_time < 200; arming_time++) { digitalWrite(PIN,HIGH); delayM...
0
#include <pthread.h> extern int dev_buzzer_fd; extern char dev_buzzer_mask; extern pthread_mutex_t mutex_buzzer; extern pthread_cond_t cond_buzzer; void *pthread_buzzer (void *arg) { struct input_event event; if ((dev_buzzer_fd = open (DEV_BUZZER, O_RDWR | O_NONBLOCK)) < 0) { printf ("Cann...
1
#include <pthread.h> int *arr; int tid; int size; int nthreads; double *time; } params; int pairmax(int *arr, int startIndex, int endIndex); void *threadParallelSum( void *ptr ); double maximum(double a, double b); long upper_power_of_two(long v); static int globa...
0
#include <pthread.h> unsigned int nthreads = 30; int load_grid(int grid[][9], char *filename); int grid[9][9]; int erros = 0; int nextTask = 0; pthread_mutex_t mutexErr, mutexTask; void checkCol(int col) { for (int i = 0; i < 9; i++) { for (int j = i + 1; j < 9; j++) { if (grid[i][co...
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) ...
0
#include <pthread.h> pthread_mutex_t M; int DATA = 0; int accessi1 = 0; int accessi2 = 0; void *thread1_process (void * arg) { int k = 1; while (k) { pthread_mutex_lock(&M); accessi1++; DATA++; k = (DATA >= 10 ? 0 : 1); printf("accessi di T1: %d\\n", accessi1); pthread_mutex_unlo...
1
#include <pthread.h> long thread_count; long long n; double sum; pthread_mutex_t mutex; void GET_TIME(double now) { struct timeval t; gettimeofday(&t, 0); now = t.tv_sec + t.tv_usec/1000000.0; } void* Thread_sum(void* rank) { long my_rank = (long) rank; double factor; long...
0
#include <pthread.h> void error(const char * msg){ fprintf(stderr, "%s: %s\\n", strerror(errno)); exit(1); } pthread_mutex_t beers_lock = PTHREAD_MUTEX_INITIALIZER; int beers = 2000000; void* drink_lots(void* a){ int i; pthread_mutex_lock(&beers_lock); for(i = 0; i < 100000; i++){ bee...
1
#include <pthread.h> int count; struct foo *m_fp; struct foo *fh[29]; pthread_mutex_t hashlock = PTHREAD_MUTEX_INITIALIZER; struct foo { int f_count; pthread_mutex_t f_lock; struct foo *f_next; int f_id; }; struct foo * foo_alloc(void) { struct foo *fp; int idx; if ((fp = malloc(siz...
0
#include <pthread.h> struct hdr_mutex* hdr_mutex_alloc(void) { return malloc(sizeof(hdr_mutex)); } void hdr_mutex_free(struct hdr_mutex* mutex) { free(mutex); } int hdr_mutex_init(struct hdr_mutex* mutex) { return pthread_mutex_init(&mutex->_mutex, 0); } void hdr_mutex_destroy...
1
#include <pthread.h> static int global_time = 100; pthread_mutex_t lock; struct _pulse pulse; } my_message_t; void *time_update( void *ptr ); void *teller_1( void *ptr ); void *teller_2( void *ptr ); void *teller_3( void *ptr ); struct Customer { int time_in; int time...
0
#include <pthread.h> extern pthread_mutex_t mutex_refresh; extern pthread_mutex_t mutex_refresh_updata; extern pthread_mutex_t mutex_global; extern pthread_mutex_t mutex_slinklist; extern pthread_cond_t cond_refresh; extern pthread_cond_t cond_refresh_updata; extern pthread_cond_t cond_sqlite; ...
1
#include <pthread.h> pthread_mutex_t lockclassroom; pthread_cond_t cv_students; pthread_mutex_t lockquestion; void* answerqestion(void); void Student(int id,pthread_t studentId[]); void* EnterOffice(int id); void QuestionStart(int id); void QuestionDone(int id); void LeaveOffice(int id); vo...
0
#include <pthread.h> int N = 0; int P = 0; int C = 0; int X = 0; int Ptime = 0; int Ctime = 0; int *buffer; pthread_mutex_t queue_lock; sem_t queue_empty, queue_full; void enqueue(int value) { int i = 0; for(i=0; i<N; i++) { if(buffer[i]==0){ buffer[i]=value; break; } } fprintf(st...
1
#include <pthread.h> int id; int claseCliente; } Cliente; sem_t cajGeneral; sem_t cajEmpresarial; pthread_mutex_t mutex; int contGeneral=0; int contEmpresarial=0; void * procesoGeneral(void*); void * procesoEmpresarial(void*); int main(int argc, const char * argv[]) { srand (time(...
0
#include <pthread.h> int My_pthread_create(pthread_t *tidp, const pthread_attr_t *attr, void *(*start_rtn)(void *), void *arg) { int result=pthread_create(tidp,attr,start_rtn,arg); if(0!=result) { printf("thread(0x%x) call pthread_create failed,because %s\\n", pt...
1
#include <pthread.h> long long unsigned int in = 0; unsigned int n_threads, nval, *id; pthread_t *monte_carlo_threads; pthread_mutex_t monte_carlo_mutex; void *monte_carlo_pi_thread(void *rank) { unsigned int my_rank = *((unsigned int*) rank); int local_size = nval / n_threads, ...
0
#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; char *services[25] = {"AddTwoNumbers","SubtractTwoNumbers","MultiplyTwoNumbers","DivideTwoNumbers", "Square","SquareRoot","Area","Volume","Perimeter","Circumference","Surf...
1
#include <pthread.h> static const char alphabet[] = "abcdefghijklmnopqrstuvwxyz" "ABCDEFGHIJKLMNOPQRSTUVWXYZ" "0123456789"; static const int alphabet_size = sizeof(alphabet) - 1; static const int max_chars = 20; int current_number_chars = 0; bool success_decrypt = 0; char* md5_to_decryp...
0
#include <pthread.h> pthread_t threads[2]; struct sched_param nrt_param; pthread_mutex_t rsrcA, rsrcB; volatile int rsrcACnt=0, rsrcBCnt=0, noWait=0; void *grabRsrcs(void *threadid) { if((int)threadid == 1) { printf("THREAD 1 grabbing resources\\n"); pthread_mutex_...
1
#include <pthread.h> const int LIMIT = -1; const int COUNT = 11; struct prodcons { int buffer[4]; pthread_mutex_t key; int read, write; pthread_cond_t notEmpty; pthread_cond_t notFull; } buffer; void init(struct prodcons * b) { pthread_mutex_init(&b->key, 0); pthread_c...
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#include <pthread.h> int balance; int id; pthread_mutex_t mutex; } bank_account; bank_account A, B; int counter = 0; init_account(bank_account *a) { a->id = counter++; a->balance = 0; pthread_mutex_init(&a->mutex, 0); } void deposit(bank_account *f, bank_account *t, int ammount) {...
1
#include <pthread.h> double result; pthread_mutex_t mutexsum; double func(double x) { return x * x * x + 3; } struct threadArgs { int id; double left; int steps; double step; }; void *PrintHello(void *arguments) { struct threadArgs *args = (struct threadArgs *)arguments...
0
#include <pthread.h> sem_t semaphore; pthread_mutex_t mutex; pthread_cond_t cond; int count = 0; void *writePipe(void* f) { int *fd = (int*)f; char * msg = "Ashish through pipe!"; int i=0; printf("\\nchild:\\n"); while(msg[i] !='\\0') { pthread_mutex_lock(&mutex); ...
1
#include <pthread.h> static int next_command; static int leftSpeed; static int rightSpeed; static unsigned char * leftBump; static unsigned char * rightBump; static int run_thread; static pthread_mutex_t command_mutex; static char bumpsRead; void roombath_init() { pthread_mutex_init(&command_mut...
0
#include <pthread.h> pthread_mutex_t spoons[20]; pthread_mutex_t pr = PTHREAD_MUTEX_INITIALIZER; int spoon_stat[20]={0}; void think(int id){ } void eat(int id){ pthread_mutex_lock(&pr); printf("Philosopher %d is eating with spoons %d and %d!\\n",id,(id)%(20),(id+1)%(20)); spoon_stat[(i...
1
#include <pthread.h> pthread_once_t __continuation_pthread_once = PTHREAD_ONCE_INIT; pthread_key_t __async_pthread_key; int __continuation_pthread_jmpbuf_initialized = 0; int __continuation_pthread_jmpcode[sizeof(jmp_buf) / sizeof(void *)] = { 0 }; static pthread_mutex_t jmpbuf_mutex; sta...
0
#include <pthread.h> enum { PROC0, PROC1 } volatile state = PROC0; void *print(); const int LINES = 5, LOOP = 10; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t proceed = PTHREAD_COND_INITIALIZER; int main() { pthread_t* handle = malloc(2*sizeof(pthread_t)); ...
1
#include <pthread.h> char *outboard; char *inboard; pthread_barrier_t *barrier; pthread_mutex_t *mutex; int *return_count; int total_nrows; int tid; int gens_max; } arguments; void *evaluate_board(void *thread_args); char* parallel_game_of_life(char* outboard, char* inboard, const int nrow...
0
#include <pthread.h> static volatile unsigned char bee_control = STOP; pthread_mutex_t *bee_mutex; int bee_init() { if (-1 == wiringPiSetup()) { printf("Setup wiringPi failed!"); return 0; } pinMode (bee_Pin, OUTPUT); bee_mutex = (pthread_mutex_t *) malloc( sizeof(pthread_mutex_t) ); ...
1
#include <pthread.h> double *A; int num_threads = 2; int N = 33554432; int ocurrencia = 0; double buscar = 1; pthread_mutex_t sumando; double dwalltime(){ double sec; struct timeval tv; gettimeofday(&tv,0); sec = tv.tv_sec + tv.tv_usec/1000000.0; return ...
0
#include <pthread.h> void *reader(void *); void *writer(void *); int nloop = 1000, nreaders = 6, nwriters = 4; struct { pthread_rwlock_t rwlock; pthread_mutex_t rcountlock; int nreaders; int nwriters; } shared = { PTHREAD_RWLOCK_INITIALIZER, PTHREAD_MUTEX_INITIALIZER }; int main(...
1
#include <pthread.h> struct job { struct job* next; }; struct job * job_queue = 0; pthread_mutex_t job_queue_mutex = PTHREAD_MUTEX_INITIALIZER; void process_job(struct job *job) { } void* thread_function(void* arg) { while(1) { struct job *next_job; pthread_mute...
0
#include <pthread.h> pthread_mutex_t mutex; pthread_cond_t cv; int elves_exited; elf_status *status; void * elf_thread(void *arg) { int id; id = (int) arg; usleep(((int)(20 + ((double)random() / 32767) * (30 - 20 + 1)))); printf("Elf %d prepared sumptious feast!\\n", id); ...
1
#include <pthread.h> static int const writerMaxPeriod = 10; static int const writingMaxPeriod = 5; static int const readerMaxPeriod = 30; static int const readingMaxPeriod = 5; static int const randomSleepsPeriod = 3; { pthread_t threadId; int userId; } thread_info_type; static pthr...
0
#include <pthread.h> int *buffer; int N, B; int front = 0; int end = 0; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; void *producer(void *params) { srand(time(0)); int i = 0; int num = 0; while ( i<N ) { while(((front+1) % B) == end); num = rand()...
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#include <pthread.h> static void* (*oldMalloc) (size_t, const void*); static void* (*oldRealloc) (void*, size_t, const void*); static double failDelay; static size_t failMinSize; static double failProbability; static double failStartStamp; pthread_mutex_t lock; static double currentTimeStamp (...
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#include <pthread.h> pthread_t thread[2]; pthread_mutex_t mut; int number=0, i; void *thread1() { printf ("thread1 : I'm thread 1\\n"); for (i = 0; i < 10; i++) { printf("thread1 : number = %d\\n",number); pthread_mutex_lock(&mut); number++; pthread_...
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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> int main(int argc, char const *argv[]) { srand(time(0)); int i,tmp[P],err; err = pthread_mutex_init(&disp_mutex,0); assert(!err); for(i = 0;i < P;++i) { forkState[i] = 1; phil_cycles[i] = 0; err = pthread_mutex_init(&mutex[i],0); assert(!err); err = pthread_...
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#include <pthread.h> pthread_mutex_t shared_array_mutex = PTHREAD_MUTEX_INITIALIZER; char shared_array_changed = 0; int a[] = {1, 2, 3, 4, 5, 6, 7, 8}; int b[] = {1, 3, 5, 7, 11, 13, 17, 19, 23}; int c[] = {-9, -7, -5, -3, -1, 0, 1, 2}; void * thread_func1 (void * arg) { int i; for(i = 0; i < ...
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#include <pthread.h> struct cores_pthread *cores_pthread_make (int availables) { int i; struct cores_pthread *cores = malloc(sizeof(struct cores_pthread)); cores->cores = availables; cores->running = 0; cores->threads = malloc(sizeof(pthread_t)*cores->cores); for (i=0; i < cores->cores; ++i) ...
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#include <pthread.h> pthread_mutex_t semaforo; int * buffer; int tamBuffer; int usoBuffer=0; void * produce(void * l); void * consume(void *); void validaCreate(int e); void validaJoin(int e); int main(){ srand(time(0)); pthread_mutex_init(&semaforo,0); pthread_t * hilos; hilos=(...
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#include <pthread.h> pthread_mutex_t stdout_mutex = PTHREAD_MUTEX_INITIALIZER; int global_histogram[8] = { 0 }; int fhistogram(char const *path) { FILE *f = fopen(path, "r"); int local_histogram[8] = { 0 }; if (f == 0) { fflush(stdout); return -1; } int i = 0; ...
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#include <pthread.h> { double *a; double *b; double c; int wsize; int repeat; } dotdata_t; dotdata_t dotdata; pthread_mutex_t mutexsum; void *dotprod_worker(void *arg) { int i, k; long offset = (long) arg; double *a = dotdata.a; double *b = dotdata.b; int...
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#include <pthread.h> { double *a; double *b; double sum; int veclen; } DOTDATA; DOTDATA dotstr; pthread_t callThd[4]; pthread_mutex_t mutexsum; void *dotprod(void *arg) { int i, start, end, len ; long offset; double mysum, *x, *y; offset = (long)arg; l...
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#include <pthread.h> static int first[9]; static int second[9]; static int result[9]; char p; static char cmd = 'c'; static pthread_mutex_t mutex; void *crt(void *p) { while (1) { if (cmd == 'c') { pthread_mutex_lock(&mutex); for (int i = 0; i < 9; ++i) {...
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#include <pthread.h> static pthread_mutex_t mutex1 = PTHREAD_MUTEX_INITIALIZER; static pthread_mutex_t mutex2 = PTHREAD_MUTEX_INITIALIZER; int n = 0, size = 0; char buf[5]; void *fun1(void *arg) { pthread_mutex_unlock(&mutex1); int fd = *(int*)arg; while (1) { pthread_mutex_lock(&mutex1...
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#include <pthread.h> extern char **environ; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; static pthread_key_t key; static pthread_once_t init_done = PTHREAD_ONCE_INIT; static void thread_init(void) { printf("thread_init\\n"); pthread_key_create(&key, free); } char *mygetenv(const char ...
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#include <pthread.h> pthread_t threads[2]; int tasks[2]; pthread_mutex_t locks[2]; void *thr_f(void *arg) { int id = (int)arg; while (1) { printf("Thread %d waiting for task\\n", id); pthread_mutex_lock(&locks[id]); pthread_mutex_lock(&locks[id]); pthread_mutex_unlock(&locks[id]); ...
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#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; int compare(const int * a, const int * b){ if (*a > *b){ return(1); } else if( *b > *a){ return(-1); } else{ return(0); } } int is_prime(int p){ int i; if(p < 2){ return(0); } i = 2; while(i*i <= p){ ...
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#include <pthread.h> struct MessagePool *CreateMessagePool() { struct MessagePool *pool = (struct MessagePool *)malloc(sizeof(struct MessagePool)); if (pool == 0) { printf("allocated pool error\\n"); return 0; } pthread_mutex_init(&pool->poolMutex, 0); pool->count = 0; int i = 0; for ...
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#include <pthread.h> static int fd; static int disconnect; static char *ip; static char *port; static uint32_t cuid; static pthread_t hthid; static pthread_t rthid; static pthread_mutex_t fdlock; pthread_t thid; pthread_mutex_t mutex; pthread_cond_t cond; uint8_t *buff; uint32_t buffsize;...
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#include <pthread.h> double time_diff(struct timeval x , struct timeval y) { double x_ms , y_ms , diff; x_ms = (double)x.tv_sec*1000000 + (double)x.tv_usec; y_ms = (double)y.tv_sec*1000000 + (double)y.tv_usec; diff = (double)y_ms - (double)x_ms; return diff; } pthread_mutex_...
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#include <pthread.h> int result = 0; pthread_mutex_t mutex; pthread_mutex_t fict; pthread_mutex_t write; pthread_cond_t blocked; char password[256]; void *WritingThread() { while(1) { pthread_mutex_lock(&write); if (result) break; pthread_mutex_lock(&mutex); printf("Enter password...
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#include <pthread.h> struct foo { int f_count; pthread_mutex_t f_lock; int f_id; }; struct foo * foo_alloc(int id) { struct foo *fp; if ((fp = (struct foo*)malloc(sizeof(struct foo))) != 0) { fp->f_count = 1; fp->f_id = id; if (pthread_mutex_init(&fp->f_lock, 0) != 0) { free(fp); ...
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#include <pthread.h> int vec[5000] = {0}; int n = 0; pthread_mutex_t exclusion; void printVector() { int i; for(i = 1; i <= 2000; i++) { printf("%d ", vec[i]); } printf("\\n"); } void *computeThread(void *arg) { printf("Started thread \\n"); int i; fo...
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#include <pthread.h> int buffer[10]; sem_t buffer_full; sem_t buffer_empty; pthread_mutex_t thread_mutex; pthread_t produce_thread; pthread_t consume_thread; void *consume() { int k = 0; while (k < 100) { sem_wait(&buffer_empty); pthread_mutex_lock(&thread_mutex);...
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#include <pthread.h> int N=100; int T=4; pthread_mutex_t count_lock; pthread_cond_t ok_to_proceed; int count; } barrier; double escalar; barrier *barrera; double max, min, suma; double *R; double* M[3]; pthread_mutex_t mutexMax; pthread_mutex_t mutexMin; pthread_mutex_t mutexAvg; vo...
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