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#include <pthread.h> struct job { struct job* next; }; struct job* job_queue; pthread_mutex_t job_queue_mutex = PTHREAD_MUTEX_INITIALIZER; sem_t job_queue_count; void initialize_job_queue () { job_queue = 0; sem_init(&job_queue_count, 0, 0); } void* thread_function (v...
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#include <pthread.h> static pthread_mutex_t g_mutex = PTHREAD_MUTEX_INITIALIZER; static int g_db_group_ptr = -1; static void group_set_db_ptr(int i) { pthread_mutex_lock(&g_mutex); g_db_group_ptr = i; pthread_mutex_unlock(&g_mutex); } static struct group_t *group_new(void) { ...
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#include <pthread.h> unsigned long long main_counter, counter[3]; static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; void* thread_worker(void*); void* thread_worker(void* p) { int thread_num; thread_num = *(int *)p; for(;;) { pthread_mutex_lock(&mutex); ...
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#include <pthread.h> 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_cond_init(&b->notEmpty, 0); pthread_cond_init(&b->notFull...
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#include <pthread.h> static struct tbf_st *atbf[CHN_NUMS]; pthread_mutex_t tbf_mutex = PTHREAD_MUTEX_INITIALIZER; pthread_t tid_timer; pthread_once_t once_control = PTHREAD_ONCE_INIT; static int get_index(void) { int i; for (i = 0; i < sizeof atbf / sizeof atbf[0]; ++i) { if (atbf[i] == 0) { ...
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#include <pthread.h> int quitflags; sigset_t mask; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; static void *thr_fn(void *arg) { int err, signo; for( ; ; ){ err = sigwait(&mask, &signo); if(err != 0){ perror("sigwait error"); ret...
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#include <pthread.h> struct thread_data{ char * buffer; unsigned int chunk_size; int id; unsigned int *histo; int* howfar; pthread_mutex_t * mutex; }; void* parallel(void* threadArg){ struct thread_data *data = threadArg; unsigned int chunk_size = data->chu...
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#include <pthread.h> pthread_mutex_t alarm_lock= PTHREAD_MUTEX_INITIALIZER; extern const char * id; int win = 0; int nombre_aleatoire = 0; { char addr [TAILLE_ADDRESS + 1]; struct Fifo * next; } Fifo; Fifo* fifoDebut; Fifo* fifoFin; void createElementFifo(char *addr, Fifo * f) { strcpy(...
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)...
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#include <pthread.h> pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cv = PTHREAD_COND_INITIALIZER; int wake; int stop; void * thr_routine(void *arg) { pthread_mutex_lock(&m); while (wake == 0) pthread_cond_wait(&cv, &m); pthread_mutex_unlock(&m); while (stop == 0) pthre...
0
#include <pthread.h> int state[5]; pthread_mutex_t mutex; sem_t s[5]; pthread_t fil[5]; void test(int i){ if (state[i] == 1 && state[(i+5 -1)%5] != 2 && state[(i+1)%5] != 2){ state[i] = 2; sem_post(&(s[i])); } } void think(int i){ printf("%d: THINKING\\n", i); } void eat(int i){ ...
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#include <pthread.h> void *direccion; char *archivo; pthread_mutex_t mutex; }MAPA; pthread_mutex_t mutex; int calculate_position(char char1, char char2){ int a = toascii(char1); int b = toascii(char2); int posicion = ((a*128) + b); return posicion; } void agregarAMap...
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#include <pthread.h>extern void __VERIFIER_error() ; unsigned int __VERIFIER_nondet_uint(); static int top = 0; static unsigned int arr[800]; pthread_mutex_t m; _Bool flag = 0; void error(void) { ERROR: __VERIFIER_error(); return; } void inc_top(void) { top++; } void dec_top(void) { ...
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#include <pthread.h> pthread_barrier_t br; pthread_cond_t cv; pthread_mutex_t lock; bool exiting; int fd, count, spins, nn; void * tf (void *id) { pthread_setschedparam_np(0, SCHED_FIFO, 0, 0xF, PTHREAD_HARD_REAL_TIME); pthread_barrier_wait(&br); pthread_mutex_lock (&lock); if ((long) ...
0
#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; int i, n, N, n_start, n_master, n_slave; int *ids; double sum; void *Summator( void * ); int main( int argc, char **argv ) { if ( argc != 3 ) { printf( "Wrong numbers of parameters. Add n and N.\\n" ); ...
1
#include <pthread.h> pthread_mutex_t accion= PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond= PTHREAD_COND_INITIALIZER; char vendedor_actual[10]; char comprador_actual[10]; int num_vend, precio_actual; boolean compra; int vendo(int precio, char *vendedor, char *comprador){ pthread_mutex_lock(&a...
0
#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; int main() { pthread_t thread1, thread2; pthread_create( &thread1, 0, &functionCount1, 0...
1
#include <pthread.h> bool flag_completo = 0; int x, y, z; int par1_sensores[2]; int par2_sensores[2]; int cont_pos = -1; int resultados[24][3]; long double resultados_sumarizados[10]; int pares_especificos[10] = {2,3,4,5,6,8,10,12,15,20}; char* nome_sensores[10] = {"1 e 2", "1 e 3", "1 e 4",...
0
#include <pthread.h> double *a; double *b; double sum; int veclen; } dotdata; dotdata dotstr; pthread_t thread_id[4]; pthread_mutex_t mutexsum; void *dotprod(void *arg) { int i, start, end, offset, len ; double mysum, *x, *y; offset = (int)arg; len = dotstr.veclen; st...
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#include <pthread.h> pthread_mutex_t mutex; void handler(void *data) { printf("线程退出后调用我!\\n"); pthread_mutex_unlock(&mutex); } void * odd(void *arg) { int i; for (i=1; ; i+=2) { pthread_cleanup_push(handler, 0); pthread_mutex_lock(&mutex); printf("odd number : %d\\n", i); pthread_mu...
0
#include <pthread.h> uint8_t grab_new_frame; void tick(int signum) { grab_new_frame = 1; } void * grabber(void * args) { struct thread_arg * ta = (struct thread_arg *)args; struct channel * output = ta->output; struct timeval tv; struct sigaction sa; struct itimerval tmr; uint...
1
#include <pthread.h> int N; int *v; pthread_mutex_t *lock; }Counter; Counter ca, cb; void initialize_array(int *array, int N); void *thFuncA(void *arg); void *thFuncB(void *arg); int main(int argc, char *argv[]){ pthread_t *tha, *thb; int i; if(argc != 2){ return -1; } N = at...
0
#include <pthread.h> pthread_t threads[5]; pthread_mutex_t forks[5]; void fail() { printf("Could not lock a mutex.\\n"); exit(1); } void* worker (void * arg) { int id = *(int *) arg; int left = id; int right = (id + 1) % 5; if (left > right) { int tmp = left; left =...
1
#include <pthread.h> int send_request(struct client_connection *conn, struct Message *req) { int rc = 0; pthread_mutex_lock(&conn->mutex); rc = send_msg(conn->fd, req); pthread_mutex_unlock(&conn->mutex); return rc; } int receive_response(struct client_co...
0
#include <pthread.h> int value; char padding[60]; } padded_int; int count=0; padded_int counter[8]; int *array; pthread_mutex_t lock; void * global_counter_scalar(void *thread_id){ int *int_pt=array+(*((int*)thread_id)*(800000000/8)); int i; for (i=0;i<800000000/8;i++){...
1
#include <pthread.h> FILE *foto, *video, *chave; unsigned char **imagem; char h_imagem[7],w_imagem[7],h_video[7],w_video[7]; int i_img=0,j_img=0, num_bits; pthread_mutex_t mut = PTHREAD_MUTEX_INITIALIZER; void *desestenografar(){ int i,j,k; unsigned char temp, temp1 =0,temp2=0,mask1 = 0x1,...
0
#include <pthread.h> pthread_mutex_t mutex; long long number_in_circle; long long threads_tosses; long long ramain_tosses; int SEED; void* tossDarts(void*); int main(int argc, char **argv) { pthread_t* threads; long long number_of_tosses = atoll(argv[1]); long long ramain_tosses; ...
1
#include <pthread.h> int nbr_endormies; int client; pthread_mutex_t mutex; pthread_cond_t nb_changed; pthread_cond_t client_changed; struct fool{ int val; struct fool *next; }; struct fool *first; void consomme_req(struct fool *p); void* traiter_requete(void* ...
0
#include <pthread.h> static const int DEFAULT = 0644; static pthread_mutex_t bank[10000] = {PTHREAD_MUTEX_INITIALIZER}; void* connection(int pipe[2]); void printHelp(char* programName); struct option longopts[] = { {"file", required_argument, 0, 'f'}, {"jobs", required_argument, 0, 'j'} }; in...
1
#include <pthread.h> struct queue_type *reorder_buffer; void alloc_reorder_buffer(struct ftl_request p_ftl_req) { struct queue_node *q_node_iter; for (q_node_iter = reorder_buffer->head; q_node_iter != 0; q_node_iter = q_node_iter->next) { if (q_node_iter->ftl_req.id == p_ftl_req.id) { ...
0
#include <pthread.h> { char key[8]; char data[56]; } Record; { Record *array; int tid; int lowRec; int hiRec; } ThdArg; void *runner(void *param); int compare(const void *a, const void *b); void mergesort(Record *array, int arrayLength); int curNumThreads; int minThreadSize; pthread_mute...
1
#include <pthread.h> int pthread_cancel (pthread_t t) { int err = 0; struct pthread_internal_t *p = (struct pthread_internal_t*) t; pthread_init(); pthread_mutex_lock (&p->cancel_lock); if (p->attr.flags & PTHREAD_ATTR_FLAG_CANCEL_PENDING) { pthread_mutex_unlock (&p->cancel_...
0
#include <pthread.h> int func_num; } tagTHDATA; pthread_mutex_t g_mutex; void *thread_func0(void* pData) { tagTHDATA* pThdata = (tagTHDATA*)pData; while (1) { printf("--func%d --wait mutex-----\\n", pThdata->func_num); pthread_mutex_lock(&g_mutex); pr...
1
#include <pthread.h> pthread_cond_t exit_cond = PTHREAD_COND_INITIALIZER; pthread_mutex_t exit_mutex = PTHREAD_MUTEX_INITIALIZER; int log_priority = LOG_ERR; int use_syslog; FILE *logfd; static void * signal_set(int signo, void (*func) (int)) { int r; struct sigaction sig; struct siga...
0
#include <pthread.h> pthread_t bg_manager; pthread_mutex_t bg_lock = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t bg_wait = PTHREAD_COND_INITIALIZER; pthread_mutex_t net_lock = PTHREAD_MUTEX_INITIALIZER; int acquire_netlock() { pthread_mutex_lock(&net_lock); int s = get_mode(); if(s == -...
1
#include <pthread.h> char buffer_teste[40]; void iniciaRede(){ int te, tr,tet,trt; pthread_t te_rede, tr_rede, te_tabela_rotas,tr_tabela_rotas; te = pthread_create(&te_rede, 0, Prod_rede, 0); if (te) { printf("ERRO: impossivel criar a thread"); exi...
0
#include <pthread.h> struct job { struct job* next; int dato; }; struct job* job_queue; pthread_mutex_t job_queue_mutex; pthread_cond_t thread_flag_cv; int thread_flag; void initialize_flag (){ pthread_mutex_init (&job_queue_mutex, 0); pthread_cond_init (&thread_flag_cv, 0); thread_fla...
1
#include <pthread.h> void gw_dm_failed ( void *_job_id ) { gw_job_t * job; int job_id; if ( _job_id != 0 ) { job_id = *( (int *) _job_id ); job = gw_job_pool_get(job_id, GW_TRUE); if ( job == 0 ) { gw_log_print("DM",'E',"Job %i does not exist (JOB_STATE_FAILED).\\n",jo...
0
#include <pthread.h> struct img_struct* current_frame; unsigned long seqNumF; double dt2; int locX, locY; pthread_t object_detect_thread; pthread_mutex_t location_access_mutex=PTHREAD_MUTEX_INITIALIZER; struct point findBlob(struct img_struct* frame, unsigned char Ymin, unsigned char Ymax, u...
1
#include <pthread.h> int number; pthread_mutex_t mu= PTHREAD_MUTEX_INITIALIZER; void *consumer(void *dummy) { int printed= 0; " now\\"\\n", pthread_self()); while (1) { pthread_mutex_lock(&mu); pthread_mutex_unlock(&mu); if (number == 10) { printf...
0
#include <pthread.h> int hilos_entradaActivo; int active_work; void *KEY; int bufSize = 0; FILE *file_in; FILE *file_out; pthread_mutex_t mutexIN; pthread_mutex_t mutexWORK; pthread_mutex_t mutexOUT; char data; off_t offset; char state; } BufferItem; BufferItem *result; void thread_sle...
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#include <pthread.h> pthread_mutex_t mutex; uint32_t goal = UINT32_MAX - 100; void run_atomic(uint32_t *bob) { while(*bob < goal) __sync_fetch_and_add(bob, 1); } void run_mutex(uint32_t *bob) { while(*bob < goal) { pthread_mutex_lock(&mutex); (*bob)++; pthread_mutex_u...
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){ fp-...
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#include <pthread.h> pthread_mutex_t mutex ; void thread1(void *arg) ; void thread2(void *arg) ; int main(void) { int *status1, *status2 ; pthread_t thid1 ,thid2; pthread_mutexattr_t mutexattr ; mutexattr.__align = PTHREAD_MUTEX_RECURSIVE_NP ; pthread_mutex_init (&m...
0
#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<5; i++) { pthread_mutex_lock(&count_mutex); count++; printf("(%ld) co...
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#include <pthread.h> struct mymesg { long mtype; char mtext[512 + 1]; }; struct threadinfo { int qid; int fd; int len; pthread_mutex_t mutex; pthread_cond_t ready; struct mymesg m; }; void * helper(void *arg) { int n; struct threadinfo *tip = arg; ...
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#include <pthread.h> pthread_mutex_t mutex; sem_t semaphore; int platforms; int * station; } Data; Data * data; int id; } Tuple; int randomRange(int min, int max) { return rand() % (max - min + 1) + min; } struct tm getTime() { time_t now = time(0); return *localtime(&now); } st...
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#include <pthread.h> void *ThreadMain(void *arg); struct ThreadArgs { int clntSock; }; unsigned short cur_clients; pthread_mutex_t lock; int main(int argc, char *argv[]) { int servSock; int clntSock; unsigned short servPort; unsigned short max_clients; pthread_t threadID; struct Thr...
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#include <pthread.h> struct foo { int f_count; pthread_mutex_t f_lock; }; static struct foo *g_foop = 0; static struct foo *foo_alloc(void) { struct foo *fp; if ((fp = malloc(sizeof(struct foo))) != 0) { fp->f_count = 1; if (pthread_mutex_init(&fp->f_lock, 0...
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#include <pthread.h> unsigned int led_speed; pthread_mutex_t lock; static void *LEDMod(void *dummy) { unsigned int led_period; int tmp; tmp = open("/sys/class/leds/motherboard_buzzer/brightness", O_WRONLY); if (tmp < 0) exit(1); while (1) { pthread_m...
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#include <pthread.h> struct student{ int id; int numQuestions; int questionNum; }; int totalStudents; int inOffice, studentZ; sem_t readyForQuestion, questionWait, answerWait, capacity; pthread_t professor; pthread_mutex_t question_lock; int identification; void Professor(); void *StartPr...
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#include <pthread.h> void fileTransfer(void *arg); static int threadCount = 0; pthread_mutex_t alock = PTHREAD_MUTEX_INITIALIZER; char file_name[512]; int main(int argc,char **argv) { struct sockaddr_in serv_addr; struct sockaddr_in clie_addr; int sock_id; int clie_addr...
0
#include <pthread.h> void PANIC(char *msg); struct sockaddr_in dest; char request[1024]; size_t request_count = 0; const size_t request_limit = 100000; pthread_mutex_t count_mutex; static size_t make_request(void* p) { int sockfd, bytes_read; char buffer[1024]; size_t response_len...
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#include <pthread.h> int N=100; int T=2; pthread_mutex_t mutexMin, mutexMax; int *v; int min_min; int max_max; int ocurrencias=0; double dwalltime(){ double sec; struct timeval tv; gettimeofday(&tv,0); sec = tv.tv_sec + tv.tv_usec/1000000.0; retu...
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#include <pthread.h> pthread_mutex_t mutex; void *pforsend(void *_sock){ char sendbuf[4096]; long sockfd = (long)_sock; char sexit[10] = {'e','x','i','t','\\n',0}; while(1){ fgets(sendbuf, 4096, stdin); if(strcmp(sendbuf,sexit)==0){ exit(0); ...
1
#include <pthread.h> pthread_mutex_t garfo[5] = PTHREAD_MUTEX_INITIALIZER; int garfos[5]={0,0,0,0,0}; pthread_cond_t c[5] = {0,0,0,0,0}; void *filosofo(void *threadid) { long tid; tid = (long)threadid; while (1){ printf("Thread %ld tentando obter garfo à esquerda!\\n", tid);...
0
#include <pthread.h> int count = 0; int isDisponible = 0; void *p; pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; void compartir(void *ptr){ printf("Compartir...\\n"); pthread_mutex_lock(&m); if(count==0){ pthread_mutex_unlock(&m); print...
1
#include <pthread.h> double sum=0.0, a[10000000]; pthread_mutex_t sum_mutex; void *do_work(void *tid) { int i, start, *mytid, end; double mysum=0.0; mytid = (int *) tid; start = (*mytid * 10000000 / 32); end = start + 10000000 / 32; printf ("Thread %d doing iterations %d to %d\...
0
#include <pthread.h> void *thread_function(void*); int run_row=1; pthread_mutex_t test_mutex; void practice_mutex(){ int result; pthread_t a_thread[4]; pthread_mutex_init(&test_mutex, 0); for (long i = 0 ; i < NUM_THREADS; i++) { printf("In main: creating thread %ld\\n",...
1
#include <pthread.h> static pthread_mutex_t comm_lockout; int init_commfd(const char *sockpath) { if(pthread_mutex_init(&comm_lockout, 0) != 0) return -1; int sock = socket(PF_LOCAL, SOCK_STREAM, PF_UNSPEC); if(sock < 0) return -1; fcntl(sock, F_SETFD, 1); ...
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) { ...
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#include <pthread.h> static int glob = 0; pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; static void * threadFunc(void *arg) { int loops = *((int*) arg); int loc, j; for (j = 0; j < loops; j++) { pthread_mutex_lock(&lock); loc = glob; loc++; ...
0
#include <pthread.h> pthread_mutex_t mutex_garfo[5]; pthread_t ninja[5]; int id[5]; void pegar_garfos(int *filo){ pthread_mutex_lock(&(mutex_garfo[*filo])); if(*filo < 4){ pthread_mutex_lock(&(mutex_garfo[*filo + 1])); }else{ pthread_mutex_lock(&(mutex_garfo[0])); } } void larga...
1
#include <pthread.h> int items = 0; pthread_mutex_t itemsLock; void * increment(void * args) { int tid = (int) args; int counter; printf("Thread [%d]: Starting execution ...\\n", tid); printf("Thread [%d]: Initial value of items = %d\\n", tid, items); for (counter = 0; counter < 500...
0
#include <pthread.h> static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; static const char * const caller[2] = {"mutex_thread", "signal handler"}; static pthread_t mutex_tid; static pthread_t sleep_tid; static volatile int signal_handler_exit = 0; static void hold_mutex(int c) { print...
1
#include <pthread.h> int get_shmid_from_headers(struct http_header_t headers[], int num_headers) { int shmid = -1; for (int i = 0; i < num_headers; i++) { if (!strcmp(headers[i].name, IPC_HTTP_HEADER)) { shmid = atoi(headers[i].value); break; } } assert(shmid > 0); return shmid;...
0
#include <pthread.h> static const int min_eat_ms[5] = {300, 300, 300, 300, 300}; static const int max_eat_ms[5] = {600, 600, 600, 600, 600}; static const int min_think_ms[5] = {300, 300, 300, 300, 300}; static const int max_think_ms[5] = {600, 600, 600, 600, 600}; static void philosoph...
1
#include <pthread.h> extern sigset_t signal_set; extern unsigned int bwritten; extern pthread_mutex_t bwritten_mutex; int parse_pasv_reply2(char *, int, struct sockaddr_in *); int parse_list_reply(char *rbuf, int len); int ftp_get_size(struct sockaddr_in *sin, char *url, int type); void *ftp_ge...
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#include <pthread.h> double accounts[4]; pthread_mutex_t account_locks[4]; void* worker(void* fname) { FILE* f = fopen((char*) fname, "r"); if (!f) { fprintf(stderr, "Error could not open file '%s'!\\n", (char*) fname); } while (1) { int to, from; ...
1
#include <pthread.h> pthread_mutex_t mutex; int total_grade = 0; void *class_total(void *curr_grade){ pthread_mutex_lock (&mutex); total_grade += (int)curr_grade; pthread_mutex_unlock (&mutex); return 0; } int main(void) { int curr_grade = 0; pthread_t threads[10]; char ...
0
#include <pthread.h> long timeval_diff(struct timeval *t2, struct timeval *t1) { long diff = (t2->tv_usec + 1000000 * t2->tv_sec) - (t1->tv_usec + 1000000 * t1->tv_sec); return (diff); } void error(int err, char *msg) { fprintf(stderr,"%s a retourné %d, message d'erreur : %s\\n",msg,err,s...
1
#include <pthread.h> extern pthread_mutex_t __sfp_mutex; extern pthread_cond_t __sfp_cond; extern int __sfp_state; FILE * freopen(file, mode, fp) const char *file, *mode; register FILE *fp; { int f, flags, oflags; FILE *ret; if ((flags = __sflags(mode, &oflags)) == 0) { (void) fclose...
0
#include <pthread.h> struct arg_set { char *fname; int count; int thread_id; }; struct arg_set *mailbox; pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t flag = PTHREAD_COND_INITIALIZER; int main(int argc,char *argv[]) { pthread_t t1,t2,t3; struct arg_set args1,args2,ar...
1
#include <pthread.h> int storehouse[5]; int buyer_demands[3]; pthread_mutex_t store_lock[5]; bool release_condition; void InitializeStores() { int i; srand(time(0)); for (i = 0; i < 5; i++) { storehouse[i] = (rand() % 499) + 1001; } } void InitializeDemands() { int i; for (i =...
0
#include <pthread.h> struct data{ unsigned int n; int * list; }; int topstack; pthread_mutex_t mutex_q; pthread_mutex_t mutex_r; void *sieve_primes(void *arg); int find_twins(int* list, unsigned int n, int verbose); void *sieve_primes(void *arg) { unsigned int k; unsigned int m, i; st...
1
#include <pthread.h> char *time_str = 0; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; void *thread_create_str(void *arg) { time_t timeval; char *tmp = (char *)malloc(50); sleep(10); time(&timeval); bzero(tmp, 50); sprintf(tmp, "T...
0
#include <pthread.h> int buffer[5]; pthread_mutex_t mutex; sem_t pattySem; sem_t cheeseSem; sem_t bunSem; sem_t pattyFullSem; sem_t cheeseFullSem; sem_t bunFullSem; void *assemblyRobot(void *param); void *bunSupplyRobot(void *param); void *pattySupplyRobot(void *param); void *cheeseSu...
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#include <pthread.h> int Q[20]; int front = -1; int rear = -1; pthread_mutex_t mutex; sem_t full; sem_t empty; void *Supervisor(void *arg){ int student = (int)arg; pthread_detach(pthread_self()); sem_wait(&empty); pthread_mutex_lock(&mutex); rear = rear + 1; if (rear >= 20) rear = 0; ...
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#include <pthread.h> char ch; time_t end_time; sem_t customer,barber; pthread_mutex_t accessSeats; int NumberOfFreeSeats=15 ; int NumberHairCutDone=0; void *barber_function(void *arg); void *customer_function(void *arg); int main(int argc, char **argv) { pthread_t customerid[20], b...
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#include <pthread.h> int buffer=0; int data_ready = 0; int toconsume =0; int i=0; pthread_t con; pthread_t pro; pthread_mutex_t mumu ; pthread_cond_t condc; pthread_cond_t condp; void* producer (void* arg); void* consumer (void* arg); void* producer (void* arg) { for (int i=0; i<5; i++){ p...
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#include <pthread.h> pthread_mutex_t mutex[2]; void *thread_one(void *arg) { pthread_mutex_lock(&mutex[0]); sleep(1); pthread_mutex_lock(&mutex[1]); printf("go %s\\n", __func__); pthread_mutex_unlock(&mutex[0]); pthread_mutex_unlock(&mutex[1]); return (void *)0; } v...
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#include <pthread.h> pthread_mutex_t mutex; pthread_cond_t famoso_durmiendo; pthread_cond_t autografo; int ocupacion = 0; int firmado = 0; void *famoso(void *kk) { int i; while(1) { pthread_mutex_lock(&mutex); while (ocupacion < 5) { pthread_cond_wait(&famoso_durmiendo, &mute...
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#include <pthread.h> { char buffer[5]; int number; }PRODUCT; PRODUCT product ={"",0}; char ch = 'A'; pthread_mutex_t mutex; pthread_cond_t cond; void * producer_func(void * arg) { pthread_t p_id; p_id = pthread_self(); printf("producer %ld:Starting\\n",p_id); while(ch!='Z') { pthread_...
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#include <pthread.h> static int num = 0; static pthread_mutex_t mut_num = PTHREAD_MUTEX_INITIALIZER; static void *thr_primer(void *p); int main() { int err,i; pthread_t tid[4]; for(i = 0 ; i < 4; i++) { err = pthread_create(tid+i,0,thr_primer,(void *)i); if(err) { fprintf(stder...
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#include <pthread.h> static pthread_mutex_t mtx = PTHREAD_MUTEX_INITIALIZER; static pthread_cond_t cond = PTHREAD_COND_INITIALIZER; struct node { int n_number; struct node *n_next; } *head = 0; static void cleanup_handler(void *arg) { printf("Cleanup handler of second thread./n"); free(...
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#include <pthread.h> pthread_mutex_t mutex; int count; void *print(void *arg) { int no = *(int *)arg; while (count < 20) { pthread_mutex_lock(&mutex); if (count < 20) { printf("no.%d locking.....\\n", no); count++; printf("thread no...
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#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...
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#include <pthread.h> int threadIdx; }threadParams_t; pthread_t threads[3]; threadParams_t threadParams[3]; pthread_attr_t rt_sched_attr[3], attr; int rt_max_prio, rt_min_prio; struct sched_param rt_param[3]; struct sched_param main_param; pthread_attr_t main_attr; pid_t mainpid; pthread_t...
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#include <pthread.h> struct job { struct job* next; }; struct job* job_queue; extern void process_job (struct job*); pthread_mutex_t job_queue_mutex = PTHREAD_MUTEX_INITIALIZER; void* thread_function (void* arg) { while (1) { struct job* next_job; pthread_mutex_lock ...
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#include <pthread.h> void * thread_fcn(void * thread_arg); void enter_cr(int threadID); void leave_cr(int threadID); void init_synch(); void finish_synch(); void show_usage_and_exit(char* arg0); int num_threads = 0; int num_trips = 0; int max_cr_delay = 0; int max_non_cr_delay = 0; volatile i...
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#include <pthread.h> int buffer[3]; int add = 0; int rem = 0; int num = 0; pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t c_cons = PTHREAD_COND_INITIALIZER; pthread_cond_t c_prod = PTHREAD_COND_INITIALIZER; void *producer (void *param); void *consumer (void *param); int main(i...
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#include <pthread.h> unsigned char uart = 0; pthread_mutex_t rt_mutex; void* pthreat_recv_data(void* para) { int i = 0; int res = 0; unsigned long recv_count = 0; char recv_buf[254] = {0}; if ((uart == 1) || (uart == 2) || (uart == 3)) { while (1) { pthread_mutex_lock(&r...
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#include <pthread.h> struct Queue_Node { int value; struct Queue_Node *next; }; struct Queue_Header { struct Queue_Node *head; struct Queue_Node *tail; pthread_mutex_t head_Lock; pthread_mutex_t tail_Lock; }; struct Queue_Header Q_header = { 0, 0 }; void *mythread(void *arg); void Queu...
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#include <pthread.h> int q[2]; 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 < 2) ...
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#include <pthread.h> pthread_mutex_t the_mutex; pthread_cond_t cond_women; pthread_cond_t cond_man; int gender; int number=0; void woman_wants_to_enter() { pthread_mutex_lock(&the_mutex); if (gender == 1) pthread_cond_wait(&cond_women, &the_mutex); number += 1; if (number == 1) { gend...
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#include <pthread.h> int Mat_Size; int No_of_Threads; int rw = 0, cl = 0; double **I_Matrix; double **Pt_Matrix; pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; double get_rand(int n) { return ( ((double) rand()) / 32767 ) * n; } void Init_Mat() { int i,j,k; I_Matrix = (do...
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#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; sem_t b; sem_t f; void* erzeuger( void* notused ) { while(1) { sem_wait(&f); pthread_mutex_lock(&mutex); printf("Erzeuger: Element hinzugefügt\\n"); pthread_mutex_unlock(&mutex); sem_post(&b); int b_val...
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#include <pthread.h> void startTrain(); void getOff(); void TrainReturn(); void * Passenger(); int timesToRun, passLeft,noBoard, capacity, flag; pthread_mutex_t entry, board, end, ready, ride; int main (int argc, char* argv[]){ int i, noPass, thrCheck; pthread_t *pasThread; noBoard=0;...
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#include <pthread.h> struct foo{ int f_count; pthread_mutex_t f_lock; }; struct foo * foo_alloc(void) { struct foo * fp; if((fp = malloc(sizeof(struct foo))) != 0){ fp->f_count = 1; if(pthread_mutex_init(&fp->f_lock, 0) != 0){ free(fp); ...
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#include <pthread.h> char fileName[256]; long int fileSize; int fileMode; struct fileStruct *next; } fileStruct; extern int verbose_mode; void SwitchMemory(int *currentMemory, void **writeMemory, void *memory1, void *memory2, pthread_mutex_t *m1lockw, pthread_mutex_t *m1lockr, pthr...
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