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#include <pthread.h> int id; int numPhilo; int numEat; }Arguments; void *philosopher (void *id); pthread_mutex_t chopstick[1000]; pthread_t philo[1000]; int main (int argn,char **argv) { int i=0,timesEatting=0,numPhilo=0; Arguments* args; if (argn < 3||argn > 3){...
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#include <pthread.h> pthread_cond_t cond_var = PTHREAD_COND_INITIALIZER; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t id_mutex = PTHREAD_MUTEX_INITIALIZER; int counter = 0; int getId() { static int id = 0; pthread_mutex_lock(&id_mutex); id++; pthread...
0
#include <pthread.h> void *threadfunc(void *arg); pthread_barrier_t barrier; pthread_mutex_t mutex; int serial_count; int after_barrier_count; int main(int argc, char *argv[]) { int i, ret; pthread_t new[10]; void *joinval; pthread_mutex_init(&mutex, 0); ret = pthread_barrier_init(&ba...
1
#include <pthread.h> pthread_mutex_t chopsticks_mutex; unsigned int state = 0; int eat(int id){ int f[2], ration, i; f[0] = f[1] = id; f[id & 1] = (id + 1) % 5; for (i = 0; i < 2; i++) { pthread_mutex_lock(&chopsticks_mutex + f[i]); } int timer = abs(randomGaussian_r(9, 3, ...
0
#include <pthread.h> static int sigsegv_caught; static pthread_t tid1; static pthread_t tid2; static sigjmp_buf env; static void* glb_si_ptr; static void* glb_si_addr; static void* glb_si_call_addr; pthread_mutex_t mutex; static const int addresses_size = 64; static void* worker_thread( void*...
1
#include <pthread.h> { int count; pthread_mutex_t m; pthread_cond_t cv; } sem_t; { sem_t occupied; sem_t freeSpace; int vp; int vc; sem_t pmut; sem_t cmut; pthread_mutex_t m; } buffer_t; sem_post(sem_t *s) { pthread_mutex_lock(&s->m); s->count+...
0
#include <pthread.h> static void *handle_msg_shoot(void *ptr); static inline void send_msg_image_buffer(void); static inline void send_msg_status(void); static volatile int is_shooting, image_idx, image_count, shooting_idx, shooting_count, shooting_thread_count; static char image_buffer[25][70]; ...
1
#include <pthread.h> static pthread_mutex_t mtx = PTHREAD_MUTEX_INITIALIZER; static pthread_cond_t cond = PTHREAD_COND_INITIALIZER; static int avail = 0; static int data = 0; static void * producer(void *arg) { int cnt = *((int *) arg); int j,ret; for (j = 0; j < cnt; j++) { ...
0
#include <pthread.h> long long int size; char* D1; char* D2; int* bit1; int* bit2; int* bitr; pthread_mutex_t* D1_lock; pthread_mutex_t* D2_lock; int STATE; } database; database global_db; int is_finished = 0; long long int throughput = 0; long long int active0=0; long long int acti...
1
#include <pthread.h> struct archivoVersion{ int v; char* archivo; }; struct archivoVersion* arch; char* ips[6]; pthread_mutex_t versiones = PTHREAD_MUTEX_INITIALIZER; int cantIps=0; int cantArch=0; int imprimirIPConectada(struct svc_req *rqstp) { printf("%d.%d.%d.%d", (rqstp->rq_xprt->x...
0
#include <pthread.h> struct glob{ int a; int b; }obj; pthread_mutex_t r_mutex; int a_bakup,b_bakup; void recover(void){ pthread_mutex_consistent_np(&r_mutex); obj.a = a_bakup; obj.b = b_bakup; pthread_mutex_unlock(&r_mutex); } void *threadFunc1(void *arg){ printf("thread1 has crea...
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); } int main(){ pthread_mutex_init(&mutex,0); pthread_t tid; pthread_create(&tid,0,another,0); sleep(1);...
0
#include <pthread.h> pthread_mutex_t mutex; char msg[100]; }user_data_t; pthread_mutex_t mutex; int ref_cnt; user_data_t* data; }comm_t; void comm_get(comm_t * p) { pthread_mutex_lock(&p->mutex); if(p->ref_cnt == 0){ p->data=malloc(sizeof(user_data_t)); pthread_mutex_init(&p->data->...
1
#include <pthread.h> int counter = 4; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; void *inc_counter(void *arg) { (void) arg; pthread_mutex_lock(&mutex); counter++; fprintf(stderr, "Thread %ld : Counter value: %d\\n", pthread_self(), counter); pthread_mutex_unlock(&mute...
0
#include <pthread.h> void init_consensus() { int i; pthread_mutex_init(&mutex_consensus, 0); consensus_state_others=(float**)malloc(sizeof(float*)*(CONSENSUS_AGENTS)); for (i=0;i<CONSENSUS_AGENTS;i++) consensus_state_others[i]=(float*)malloc(sizeof(float)*3); consensus_v...
1
#include <pthread.h> int pocz ,kon,licznik = 0; char bufor[4][255]; pthread_mutex_t mutex; pthread_cond_t puste, pelne; int pk, kk; void* producent( void* arg ) { int num = 0; int cnt = 1; int prod = 1; char str[255]; num = (int) arg; printf("Start producent: %d\\n",num); while( p...
0
#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 = 0; rtn = pthread_create(&pthread...
1
#include <pthread.h> pthread_mutex_t count_lock; pthread_cond_t count_nonzero; unsigned count = 0; void * decrement_count(void *arg){ pthread_mutex_lock(&count_lock); printf("decrement_count get count_lock ^-^-%d-^-^\\n", count); while (count == 0){ printf("decrement_count co...
0
#include <pthread.h> int map_minerals = 5000; int owned_minerals = 0; int collected_minerals_overall = 0; int soldiers = 0; int workers_count = 0; pthread_t command_centers[200]; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; void* command_center_activity(void* arg) { pthread_mutex_lock(&mu...
1
#include <pthread.h> { pthread_t thread; char* name; int id; sem_t* glob_dance_sem; sem_t* glob_eat_sem; int isDancing; int isEating; } customer_t; customer_t customers[12]; int dancing_status; int eating_status; int isCurfew; pthread_mutex_t dance_mutex = PTHREAD_MUTEX_INITIALIZ...
0
#include <pthread.h> static int global = 0; static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; static 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){ ...
1
#include <pthread.h> enum {ARRAY_SIZE = 1000,}; const unsigned long int LOOP_ITERATIONS = (1 << 25); pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; pthread_barrier_t b; int global_array[ARRAY_SIZE]; void *reader(void *arg) { int tmp = *(int *)&m; pthread_barrier_wait(&b); wh...
0
#include <pthread.h> pthread_mutex_t xLock, yLock; int x, y; void * procA () { int flag = 9, step; while (flag--) { printf ("A: Incrementing x\\n"); pthread_mutex_lock (&xLock); for (step = 1000000; step > 0; step--) x++; pthread_mutex_unlock (&xLock); pthread_mutex_...
1
#include <pthread.h> pthread_mutex_t mutex; double target; void* opponent(void *arg) { for(int i = 0; i < 10000; ++i) { pthread_mutex_lock(&mutex); target -= target * 2 + tan(target); pthread_mutex_unlock(&mutex); } return 0; } int main(int argc, cha...
0
#include <pthread.h> { struct node *next; } node; { node *head; node *tail; pthread_mutex_t headLock; pthread_mutex_t tailLock; } queue; void Queue_Init(struct queue *q); void Queue_Enqueue(struct queue *q); int Queue_Dequeue( struct queue *q); void* Thread_Enqueue(void *q); void* Thread_D...
1
#include <pthread.h> static const char *sem_prefix = "/AnonSem"; static int is_mutex_inited = 0; static pthread_mutex_t sem_ptr_mutex; static int sem_id = 0; static sem_t *sem_list[16]; int sem_init(sem_t *sem, int pshared, unsigned int value) { assert(sem != 0); pid_t pid; int id; char...
0
#include <pthread.h> static const int max_fd=40; const int pthread_num=30; const int port=8888; const char *ip="127.0.0.1"; pthread_mutex_t lock=PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond=PTHREAD_COND_INITIALIZER; int server_fd[max_fd],iget=0,iput=0,work_count_end=1,work_count_begin=1,free_coun...
1
#include <pthread.h> int running = 1; int thread1_waiting = 0; pthread_t thread1; pthread_cond_t thread1_cond; int thread2_waiting = 0; pthread_t thread2; pthread_cond_t thread2_cond; void* thread1_func(void *arg){ pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; while(running){ usl...
0
#include <pthread.h> pthread_mutex_t mutex ; pthread_cond_t avail; pthread_cond_t ready; int data_ready; int data; pthread_t thread; struct stage_tag * next; } stage_t; pthread_mutex_t mutex; stage_t *head; stage_t *tail; int stages; int active; } pipe_t ; int pipe_send(stage_t ...
1
#include <pthread.h> int quitflag; sigset_t mask; pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t waitloc = PTHREAD_COND_INITIALIZER; void* thr_fn(void *arg) { int err,signo; for(;;) { err = sigwait(&mask,&signo); if(err != 0) err_exi...
0
#include <pthread.h> int joystickServer( ) { int joy_fd = open( "/dev/input/js0", O_RDONLY ); if ( joy_fd == -1 ) return 1; int num_of_axis, num_of_buttons; ioctl( joy_fd, JSIOCGAXES, &num_of_axis ); ioctl( joy_fd, JSIOCGBUTTONS, &num_of_buttons ); int * axis = ( int * ) calloc( num_of_...
1
#include <pthread.h>extern void __VERIFIER_error() ; int element[(400)]; int head; int tail; int amount; } QType; pthread_mutex_t m; int __VERIFIER_nondet_int(); int stored_elements[(400)]; _Bool enqueue_flag, dequeue_flag; QType queue; int init(QType *q) { q->head=0; q->tail...
0
#include <pthread.h> void *passenger(void* arg); pthread_mutex_t mutex; pthread_cond_t cond; int np, n, C, T, N, headOfArray, count; long long ln; int *array; int *line; struct timeval *back_to_queue; int main(int argc, char** argv){ if(argc<5){ puts("execution error, ./hw2_SRCC n C T N"); e...
1
#include <pthread.h> sem_t c_sem; int count; pthread_mutex_t mutex1 = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t condition_var = PTHREAD_COND_INITIALIZER; void *producer_thread() { while(1) { printf("\\nIN PRODUCER THREAD:[%u]\\n", pthread_self()); if(0 != pthread_mutex_lock( &mutex1)...
0
#include <pthread.h> void philosopher_fn(void*); pthread_mutex_t mutex_arr[5]; int main() { int i=0; pthread_t threads[5]; for(i=0;i<5;i++){ pthread_mutex_init(&mutex_arr[i],0); } i = 0; while(i<5){ if(pthread_create(&threads[i],0,philosopher_fn,(...
1
#include <pthread.h> pthread_mutex_t speaking; pthread_mutex_t asking; pthread_mutex_t room; pthread_cond_t question; pthread_cond_t answer; pthread_barrier_t barrier; int reporters_in_room; int done = 0; int ready = 0; int numReporters; int roomCapacity; int active_id; void *Speaker(){ pthread_...
0
#include <pthread.h> pthread_mutex_t m; pthread_mutex_t trans; int money = 1000; int transactions = 0; void* deposit(void* arg){ int taskid; taskid = (int) arg; pthread_mutex_lock(&m); money -= 100; printf("100 withdrawn from %d banker\\n", taskid); pthread_mutex_unlock(&m); pthread_mut...
1
#include <pthread.h> { int nb_ingredient1; int nb_ingredient2; int nb_ingredient3; int nb_ingredient4; pthread_t thread_epicier; pthread_t thread_cuisinieres [6]; pthread_mutex_t mutex_epicier; pthread_cond_t condition_epicier; pthread_cond_t condition_cuisinie...
0
#include <pthread.h> void *print(void *m); struct data { pthread_mutex_t lock1; }; int main () { int rt; pthread_t tid; pthread_attr_t attr; struct data d; struct data *dPtr = &d; rt = pthread_mutex_init(&(d.lock1), 0); rt = pthread_mutex_lock(&(d.lock1)); rt = p...
1
#include <pthread.h> struct quick_exit_handler { struct quick_exit_handler *next; void (*cleanup)(void); }; static struct quick_exit_handler *pool_page; static struct quick_exit_handler *pool; static size_t pool_size; static pthread_mutex_t atexit_mutex = PTHREAD_MUTEX_INITIALIZER; ...
0
#include <pthread.h> pthread_mutex_t mutex; pthread_cond_t cc, cp; int n = 0, queue[8], head = 0, tail = 0; volatile int to_consume = 10;; volatile int to_produce = 10;; void * producer(void *ptr) { pthread_mutex_lock(&mutex); while(to_produce) { if(n == 8) pthread_cond_wait(&cp, &mutex)...
1
#include <pthread.h> int get_request(struct jtag_debug_data *d, struct dbg_request *req) { ssize_t br; int rc = -EAGAIN; pthread_mutex_lock(&d->lock); if (d->client_fd < 0) goto out; if (!d->more_data) goto out; br = read(d->client_fd, req, sizeof(*req)); if (br < 0 && errno == E...
0
#include <pthread.h> pthread_mutex_t mutex; pthread_mutex_t mutex2; void *func(void *arg) { while (1) { pthread_mutex_lock(&mutex); int i; for (i = 1; i <= 5; i++) { printf("Thread 1 - %d\\n", i); } sleep(1); pt...
1
#include <pthread.h> pthread_mutex_t mutex_lock; sem_t students_sem; sem_t ta_sem; int waiting_students; int students_finished; void *student(void *args) { int index = (int) args; int seed = (index + 1) * 3 * 4 * 2 * 2; int help_count = 0; while (help_count < 2) { int ra...
0
#include <pthread.h> int count = 0; int in = 0; int out = 0; int buffer [20]; pthread_mutex_t mutex; pthread_t tid; pthread_cond_t full; pthread_cond_t empty; void insert(int item){ pthread_mutex_lock(&mutex); while (count == 20){ pthread_cond_wait(&full, &mutex); } buffer[in]...
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#include <pthread.h> pthread_barrier_t br; pthread_cond_t cv; pthread_mutex_t lock; bool n, exiting; FILE *f; int count; void * tf (void *dummy) { bool loop = 1; pthread_setschedparam_np(0, SCHED_FIFO, 0, 0xF, PTHREAD_HARD_REAL_TIME); pthread_barrier_wait(&br); while (loop) { ...
0
#include <pthread.h> int thread_count; int n; int total = 0; pthread_mutex_t mutex; void Usage(char prog_name[]); void* Lock_and_unlock(void* rank); int main(int argc, char* argv[]) { pthread_t* thread_handles; long thread; double start, finish; if (argc != 3) Usage(argv[0]); thr...
1
#include <pthread.h> enum { STATE_R=1, STATE_W, STATE_Ex, STATE_T }; struct rel_fsm_st { int state; int sfd; int dfd; char buf[1024]; int len; int pos; int64_t count; char *errstr; }; struct rel_job_st { int job_state; int fd1,fd2; struct rel_fsm_st fsm12,fsm21; int fd1_save,...
0
#include <pthread.h> const char *names[5] = { "Aleksander", "Marius", "Ingvald", "Gustav", "Martin" }; pthread_mutex_t forks[5]; const char *topic[5] = { "Spaghetti!", "Life", "Universe", "Everything", "Bathroom" }; void print(int y, int x, const char *fmt, ...) { static pthread_mutex_t s...
1
#include <pthread.h> struct thread_data { int t_index; }; int global_count = 0; pthread_t thread_id[5]; pthread_mutex_t mutex1; void *thread_start(void *param) { struct thread_data *t_param = (struct thread_data *) param; int tid = (*t_param).t_index; pthread_mutex_lock(&mutex...
0
#include <pthread.h> pthread_mutex_t mutex; pthread_t thr1, thr2, thr3; pthread_attr_t attr1, attr2, attr3; void * fonction_2(void * unused) { int i, j; fprintf(stderr, " T2 demarre\\n"); fprintf(stderr, " T2 travaille...\\n"); for (i = 0; i < 100000; i ++) for (j = 0; j < 10000; j ++...
1
#include <pthread.h> pthread_mutex_t forks[5]; void eat(void *temp){ int *me; me = temp; printf("Philo %i initializing\\n\\r", *me); int left_fork = *me; int right_fork = *me+1; if(*me == 4) { right_fork = 0; } printf("Philo %i have left fork: %i, right fork: %i \\n\\r", *me, left_fork,...
0
#include <pthread.h> pthread_mutex_t thread_sum ; static size_t limit = 4; size_t n_thread = 1; static double sec(void) { struct timeval t; gettimeofday(&t,0); return t.tv_sec + (t.tv_usec/1000000.0); } int cmp_double(double a, double b){ int result = a < b ? -1 : a == b ? 0 : 1; retur...
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#include <pthread.h> struct mt { int num; pthread_mutex_t mutex; pthread_mutexattr_t mutexattr; }; int main(void) { int i; struct mt *mm; pid_t pid; mm = mmap(0, sizeof(*mm), PROT_READ|PROT_WRITE, MAP_SHARED|MAP_ANON, -1, 0); memset(mm, 0, sizeof(*mm)); ...
0
#include <pthread.h> int sum; char *dir; void *threadcp(void *args) { char buf[16384]; char pathFile[260]; char *fd; int num_read; int fileIn,fileOut; fd= args; sprintf(pathFile,"%s/copy",dir); strcat(pathFile,fd); pthread_mutex_t mutex1 = PTHREAD_MUTEX_INITIAL...
1
#include <pthread.h> extern struct user myself; extern struct user *activeChatBuddy; extern struct group *activeChatGroup; void addUserConversationElement(struct user *src, struct user *dst, char *message) { struct user *user = (src == &myself ? dst : src); struct conversation *conv =...
0
#include <pthread.h> int pencil = 10; pthread_mutex_t mutex; pthread_cond_t cond; int flag = 0; void *thread_producer(void *argv) { for (int i = 0; i < 100; i++) { pthread_mutex_lock(&mutex); ++pencil; printf("thread produce a pencil %d\\n", pencil); pthread_mutex_unlock(&mutex); usl...
1
#include <pthread.h> static char* output_string = 0; static pthread_mutex_t output_lock; static int initialized = 0; static pthread_t thread; static void* query_desktop_thread() { if( output_string == 0 ) { output_string = calloc( 512, sizeof(char) ); } FILE *bspcfp; ...
0
#include <pthread.h> unsigned short * bellman_ford(unsigned size, unsigned vertex){ int mat[MAX][MAX], v, u, d; FILE * F; unsigned dist[MAX]; unsigned short *parent = malloc((size + 1)*sizeof(unsigned short)); if(!(F = fopen("config/enlaces.config", "r"))) return; for ( v = 1; v <= size; v...
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#include <pthread.h> int buffer1[10]; int buffer2[10]; int buffer1_pointer; int buffer1_length; int buffer2_pointer; int buffer2_length; pthread_mutex_t buffer1_mutex = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t buffer2_mutex = PTHREAD_MUTEX_INITIALIZER; void produce1() { while (1) { ...
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#include <pthread.h> void *Producer(); void *Consumer(); int BufferIndex=0; char *BUFFER; pthread_cond_t Buffer_Not_Full=PTHREAD_COND_INITIALIZER; pthread_cond_t Buffer_Not_Empty=PTHREAD_COND_INITIALIZER; pthread_mutex_t mVar=PTHREAD_MUTEX_INITIALIZER; int main() { pthread_t ptid,ctid; ...
1
#include <pthread.h> void *thread_fmain(void *); void *thread_mmain(void *); void man_leaveRR1(); void man_leaveRR2(); void man_enter(); void woman_leaveRR1(); void woman_leaveRR2(); void woman_enter(); void use_rr(); void do_other_stuff(); int get_simple_tid(pthread_t); int maleCountRR1 = 0; in...
0
#include <pthread.h> int buffer; int count = 0; pthread_cond_t cond; pthread_mutex_t mutex; void put(int value) { assert(count == 0); count = 1; buffer = value; } int get() { assert(count == 1); count = 0; return buffer; } void *producer(void *arg) { int i; int ...
1
#include <pthread.h> pthread_mutex_t mutex=PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond=PTHREAD_COND_INITIALIZER; int nbrF=0,nbrT=0,fichier_corrant=0; char** cp; void *conversion_func(void *agc) { char* nomF; int l; while (fichier_corrant<nbrF) { pthread_mutex_lock(&mutex); l=strlen(cp...
0
#include <pthread.h> static void setNumPuts(struct aipc_audiopluginmixer *audiopluginmixer){ int num_inputs=0; int num_outputs=0; int lokke; for(lokke=0;lokke<audiopluginmixer->num_callers;lokke++){ if(num_inputs<audiopluginmixer->callers[lokke]->num_inputs) num_inputs=audioplug...
1
#include <pthread.h> int sum = 0; sem_t items; sem_t slots; pthread_mutex_t my_lock = PTHREAD_MUTEX_INITIALIZER; int producer_done = 0; void *producer(void *arg1) { int i; for(i = 1; i <= 100; i++) { sem_wait(&slots); put_item(i*i); sem_post(&items); } pthread_mutex_lo...
0
#include <pthread.h> void fun_thread1(char *msg); void fun_thread2(char *msg); int g_value = 1; pthread_mutex_t mutex; int main(int argc,char *argv[]) { pthread_t thread1; pthread_t thread2; if(pthread_mutex_init(&mutex,0) !=0 ) { printf("init mutex error.\\n"); ...
1
#include <pthread.h> static pthread_barrier_t s_barrier; static pthread_mutex_t s_mutex; static pthread_cond_t s_cond; static int s_counter; static void* thread_func(void* argp) { const int thread_num = (ptrdiff_t)(argp); pthread_mutex_t invalid_mutex; char thread_name[32]; snprin...
0
#include <pthread.h> double total_grade = 0; double total_bellcurve = 0; pthread_mutex_t mutex; pthread_barrier_t barrier; void *read_grades(void *param) { FILE *fp; int i; int* grades = (int*)param; fp = fopen("grades.txt", "r"); if (fp == 0) { printf("ERROR: Could not open file ...
1
#include <pthread.h> static int cant_hilos; static int resto; static pthread_mutex_t lock; static int tarea = -1; static int A[2500][2500], B[2500][2500], C[2500][2500]; struct indices { int i, j; }; void cargarMatrices(); void realizarTarea(indice indiceGral); void *mapearTarea(void *); ind...
0
#include <pthread.h> struct th_arg{ char *disk; char *bmap; char *host; int bsize; }; int finish = 0; pthread_mutex_t map_lock = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t finish_lock = PTHREAD_MUTEX_INITIALIZER; int transfer(int sockfd, int fd, char *map, int size, long long *total) { int r...
1
#include <pthread.h> int sum; void *runner(void *param); char buffer [65536]; int letters[128]; pthread_mutex_t lock; struct threadData{ int start; int end; pthread_t tid; int index; }; int main(int argc, char *argv[]) { if (argc != 2) { fprintf(stderr,"usage: a.out <filename>\\n...
0
#include <pthread.h> int isRunning; char* command_queue[1]; pthread_t sendhello_thread; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; int calculate(int a, int b) { return a + b; } char* dequeue_Command(void) { char* cmd = 0; while (isRunning) { pthread_mutex_lo...
1
#include <pthread.h> int thread_id; int num_elements; float *vector_a; float *vector_b; double *sum; pthread_mutex_t *mutex_for_sum; } ARGS_FOR_THREAD; float compute_gold(float *, float *, int); float compute_using_pthreads(float *, float *, int); void *dot_product(voi...
0
#include <pthread.h> int memory_chunk_size = 10000000; int wait_time_us = 10000; int autotesting; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; struct node { void *memory; struct node *prev; struct node *next; }; struct node head, tail; void work(void) { int i; while (1) { struct ...
1
#include <pthread.h> int cont = 1; pthread_cond_t gate; pthread_cond_t S; pthread_mutex_t cont_mutex; int a = 0; void le_entrada(char** args, long int* N, int* threads){ *N = (long int) strtol(args[1], (char**) 0, 10); *threads = (int) strtol(args[2], (char**) 0, 10); } void *Semaphoro(void ...
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#include <pthread.h> void error(char *msg){ fprintf(stderr, "%s: %s\\n", msg, strerror(errno)); exit(1); } pthread_mutex_t beers_lock = PTHREAD_MUTEX_INITIALIZER; int beers = 200000000; void* drink_lots(void *a){ int i; pthread_mutex_lock(&beers_lock); for (i = 0; i< 10000000; i++){ ...
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#include <pthread.h> pthread_mutex_t lock1 = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t lock2 = PTHREAD_MUTEX_INITIALIZER; void prepare(void) { printf("preparing locks...\\n"); pthread_mutex_lock(&lock1); pthread_mutex_lock(&lock2); } void parent(void) { printf("parent unlocking ...
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#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> int a; pthread_mutex_t mutex_a; pthread_cond_t cond; int end_state; } incrementer_data_t; void *incrementer_work(void *args); void *incrementer2_work(void *args); int main(int argc, char **argv) { incrementer_data_t incr_in_data; incr_in_data.a = ...
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#include <pthread.h> extern pthread_mutex_t mutexLock[10]; extern volatile int condition_variable; extern pthread_barrier_t activation; extern pthread_barrier_t completion; void timespec_diff(struct timespec* time1, struct timespec* time2,struct timespec* res) { long tmp; if(time1->tv_se...
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#include <pthread.h> const int MAX_THREADS = 1024; long long number_of_tosses; long long number_in_circle; long thread_count; pthread_mutex_t mutex; void Get_args(int argc, char* argv[]); void Usage(char* prog_name); void* Compute_number_in_circle(); double randfrom(double min, double max...
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#include <pthread.h> static int count; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; void *func_1(void* args) { while(1){ pthread_mutex_lock(&mutex); sleep(1); count++; printf("this is func_1, count %d!\\n",count); pthread_mutex_unlock(&mutex); ...
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#include <pthread.h> int numRefeicoes = 0; pthread_mutex_t palitos[5]; pthread_mutex_t mut_comida; void meditar(){ sleep (1 + rand() % 2); } void pegarPalito(long id, long palito){ pthread_mutex_lock(&palitos[palito]); printf("Filosofo %ld, pegou palito %ld.\\n", id, palito); } void solta...
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#include <pthread.h> struct { pthread_mutex_t mutex; pthread_cond_t cond; int buff[10]; int nitems; } shared = { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER }; void* produce(void* arg) { for (;;) { pthread_mutex_lock(&shared.mutex); if (shar...
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#include <pthread.h> int count = 0; pthread_mutex_t count_mutex; pthread_cond_t count_threshold_cv; void *double_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) { printf("inc_c...
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#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_once_t once = PTHREAD_ONCE_INIT; pthread_key_t key; void thread_init(void) { pthread_key_create(&key,free); } char *my_getenv3( const char *name ) { char *cp; int namelen,envirlen,i; extern char **environ; pth...
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#include <pthread.h> static pthread_mutex_t mtx = PTHREAD_MUTEX_INITIALIZER; static pthread_cond_t cond = PTHREAD_COND_INITIALIZER; static int avail = 0; static int data = 0; static void *producer(void *arg) { int cnt = *((int *)arg); int j, ret; for (j = 0; j < cnt; j++) { sleep(1);...
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#include <pthread.h> static void assert_rw(struct lock_object *lock, int what) { rw_assert((struct rwlock *)lock, what); } struct lock_class lock_class_rw = { .lc_name = "rw", .lc_flags = LC_SLEEPLOCK | LC_RECURSABLE | LC_UPGRADABLE, .lc_assert = assert_rw, }; void rw_sysinit(void *...
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#include <pthread.h> int buffer[102400]; int in=0; int out=0; pthread_mutex_t lock; void Producer() { while(1) { int item=rand()%100; if(in==102400 -1) break; else { pthread_mutex_lock(&lock); ...
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#include <pthread.h> static char envbuf[ARG_MAX]; extern char **environ; char *getenv(const char *name) { int i, len; len = strlen(name); for(i = 0; environ[i] != 0; ++i) { if( (strncmp(name, environ[i], len) == 0) && (environ[i][len] == '=')) { strncpy(envbuf, &environ[i][...
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#include <pthread.h> struct h2x_thread* h2x_thread_new(struct h2x_options* options, void *(*start_routine)(void *), uint32_t thread_id) { struct h2x_thread* thread = malloc(sizeof(struct h2x_thread)); thread->options = options; thread->thread_id = thread_id; thread->epoll_fd = 0...
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#include <pthread.h> int available_resources = 5; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; void *partC(void*); void *partA(void*); int increase_count(int); int decrease_count(int); int main(int argc, char *argv[]){ if (argc != 2){ printf("incorrect number of arguments."); return...
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#include <pthread.h> FILE *compras; { int id_cliente; int id_compra; }peticion_t; { int pos_lectura; int pos_escritura; int num_peticiones; peticion_t peticiones[5]; }buffer_peticiones_t; buffer_peticiones_t bufferPeticiones; buffer_peticiones_t bufferPrioridad; pthread_mutex_t m...
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#include <pthread.h> static pthread_key_t key; static pthread_once_t init_done=PTHREAD_ONCE_INIT; pthread_mutex_t env_mutex=PTHREAD_MUTEX_INITIALIZER; extern char** environ; static void thread_init() { pthread_key_create(&key,free); } char* getenv(const char* name) { int i,len; char* envbuf; ...
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#include <pthread.h> pthread_mutex_t lock_x; void StartThread(int cs, pthread_mutex_t lock) { pthread_t pt; int* arg = malloc(sizeof(*arg)); if(arg == 0) { fprintf(stderr, "Couldn't Allocate memeory for thread argument.\\n"); exit(1); } else { *arg = cs; lock_x = lock; } i...
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#include <pthread.h> pthread_mutex_t buffer_mutex, bounded_queue_mutex; int buffer_space_error = 0; int fill = 0, pages_downloaded = 0; char buffer[100][50]; char *fetch(char *link) { pthread_mutex_lock(&bounded_queue_mutex); if(pages_downloaded == 1) { pthread_mutex_unlock(&bounded_que...
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#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; void test_filelock(int locktimes) { struct flock lock, unlock; int count = 0; int fd; lock.l_type = F_WRLCK; lock.l_start = 0; lock.l_whence = 0; lock.l_len = 1; ...
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#include <pthread.h> pthread_mutex_t mutex; int kap_valov,n_kobyl,stav_valov; pthread_cond_t emp_valov,fill; void* spravca(void* param){ while(1){ pthread_mutex_lock(&mutex); while(stav_valov>0){ pthread_cond_wait(&emp_valov,&mutex); } stav_valov = kap_valov; printf("Spravca naplna...
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#include <pthread.h> unsigned long Flag_Count; unsigned long Flag_Range; unsigned long Flag_Threads; unsigned long Threads_Completed; pthread_mutex_t Lock = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t Job_Done = PTHREAD_COND_INITIALIZER; void emit_help(void); void *worker(void *unused); int m...
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