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#include <pthread.h> struct job { struct job* next; }; struct job* job_queue; extern void process_job (struct job*, int*); 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_cou...
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#include <pthread.h> void *print(void *m); struct data { pthread_mutex_t lock1; pthread_mutex_t lock2; }; 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_init(&...
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#include <pthread.h> pthread_mutex_t mutex; pthread_cond_t condition; int value; } my_struct_t; my_struct_t data = {PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0}; void *waiting_thread(void *); void *signalling_thread(void *); int main(int argc, char **argv) { pthr...
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#include <pthread.h> struct mt { int num; pthread_mutex_t mutex; pthread_mutexattr_t mutexattr; }; int main(void) { int fd,i; struct mt *mm; pid_t pid; fd = open("m_test",O_CREAT | O_RDWR,0777); ftruncate(fd,sizeof(*mm)); mm = mmap(0,sizeof(*mm),PROT_READ|PROT_...
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#include <pthread.h> pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; volatile int x = 1; void *print_odd(void *arg) { int run = 1; while (run) { pthread_mutex_lock(&lock); if (x % 2 == 0) { pthread_cond_wait...
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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(void) { pthread_key_create(&key, free); } char * getenv(const char *name) { int i, ...
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#include <pthread.h> pthread_mutex_t count_mutex; pthread_cond_t count_threshold_cv; int producedCake = 0; int Table[10] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; void Mom(){ int momPosition = -1; while(producedCake < 100){ if(momPosition == 10 -1){ momPosition = 0; } else { ...
1
#include <pthread.h> char g_storage[20]; size_t g_stock = 0; pthread_mutex_t g_mtx = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t g_full = PTHREAD_COND_INITIALIZER; pthread_cond_t g_empty = PTHREAD_COND_INITIALIZER; void show (const char* who, const char* op, char prod) { printf ("%s:", who); ...
0
#include <pthread.h> struct zhw_cache_t { void **pool; size_t valid_num; size_t cache_num; size_t item_size; pthread_mutex_t lock; }; struct zhw_cache_t *zhw_cache_create(size_t cache_num, size_t item_size) { struct zhw_cache_t *p = calloc(1, sizeof(struct zhw_cache_t)); ...
1
#include <pthread.h> static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; static int next_id = 1; static void milli_sleep(int millis) { struct timespec tm; tm.tv_sec = 0; tm.tv_nsec = millis * 1000000; nanosleep(&tm, 0); } static void* hid_thread(void* arg) { int fd...
0
#include <pthread.h> struct foo *fh[29]; struct foo *fps[100] = {0}; 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(int i) { struct foo *fp; int idx; ...
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#include <pthread.h> char buffer[1024]; pthread_mutex_t mutex; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; void *thread_play_0(void *arg); void Error_print(int num,char *pStr) { if(num != 0) { perror(pStr); exit(1); } } int main(void) { int ret; pthread_t id; pthread_attr_t t...
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#include <pthread.h> void *Producer(); void *Consumer(); char *BUFFER; int BufferIndex=0; 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;...
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#include <pthread.h> int p_id; int p_fila; int p_columna; int p_weapon; }people; char** board; int N; int M; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; void move_people(people *persona, char** board){ int i, j; i = persona->p_fila; j = persona->p_colu...
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#include <pthread.h> int pthread_barrier_init(pthread_barrier_t* barrier, const void* barrier_attr, unsigned count) { int rc; _uv_barrier* b; if (barrier == 0 || count == 0) return EINVAL; if (barrier_attr != 0) return ENOTSUP; ...
1
#include <pthread.h> int sum = 0; int arr[8][100]; pthread_mutex_t sum_mutex; void* do_work(void* num) { int i, j; int cols_start, cols_end; int* int_num; int local_sum = 0; int_num = (int *) num; cols_start = *int_num * 100 / 4; cols_end = cols_start + 100 / 4; printf ...
0
#include <pthread.h> enum { NUM_ASYNC_IO = 20, PAGE_SIZE = 8, PAGE_NUMBER = 32 }; enum TYPE_OF_OPERATION { READ, WRITE }; struct paging_file_info { char *file_name; int fdw; int fdr; struct aiocb *aiocb_blocks; }; struct buff_page_info { int is_active; int page_number; }; pth...
1
#include <pthread.h> char mfork[10]; struct cv_t{ pthread_mutex_t m; pthread_cond_t cv; }; struct cv_t mcv = {PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER}; void * mthread(void *num) { int sec; int l, r; int _i; for (_i=0; _i<3; _i++){ sec = rand() % 3; sleep(sec); r = ((in...
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#include <pthread.h> int calculateNext(int s2) { int calculateNext_return; do { calculateNext_return = __nondet_int(); } while(calculateNext_return == s2 || calculateNext_return == 0); return calculateNext_return; } int seed; pthread_mutex_t m; int PseudoRandomUsingAtomic_nextInt(...
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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...
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#include <pthread.h> { int id; int tipo; } Data; Data fila[150]; int in = 0; int out = 0; int formados = 0; int atendidos = 0; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cajero_t = PTHREAD_COND_INITIALIZER; pthread_cond_t cliente_t = PTHREAD_COND_INITIALIZER; ...
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#include <pthread.h> sem_t N_FREE, lock; pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; int available[4] = {1,1,1,1}; pthread_t machineArr[4]; pthread_t stationArr[4]; int k; int m; void* runMachine(void *m); void* runStation(void *k); void release(int machine); void setup(int stations,...
0
#include <pthread.h> const int MAX_THREADS = 1024; const int MSG_MAX = 50; void* send_msg(void* rank); void get_args(int argc, char* argv[]); void usage(char* prog_name); long thread_count; long long n; int message_available, consumer; char** messages; pthread_mutex_t mutex; int main(int argc,...
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#include <pthread.h> pthread_mutex_t insert_lock; pthread_mutex_t delete_lock; pthread_mutex_t search_count_lock; struct node *head = 0; int search_count = 0; struct node { int val; struct node* next; }; void push() { struct node* new_node = malloc(si...
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#include <pthread.h> pthread_mutex_t condition_mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t condition_cond = PTHREAD_COND_INITIALIZER; int turn=0; long Counter = 0; void *Conter() { while(1) { pthread_mutex_lock( &condition_mutex ); if(turn==0) pthread_cond_wait( &condition_cond, &...
1
#include <pthread.h> pthread_mutex_t count_mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t condition_var = PTHREAD_COND_INITIALIZER; int count = 0; int sum=0; void *functionCount1(); void *functionCount2(); void main() { pthread_t thread1, thread2; pthread_create( &thread1, 0, &functionCou...
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#include <pthread.h> int arr[1024]; pthread_mutex_t l = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; pthread_cond_t cond2 = PTHREAD_COND_INITIALIZER; int lectores = 0; int escritores = 0; void *escritor(void *arg) { int i; int num = *((int *)arg); for (;;) {...
1
#include <pthread.h> int is_prime(int n) { int i; if (n <= 2) return 1; if (n % 2 == 0) return 0; for (i = 3; i < n; i += 2) { if (n % i == 0) return 0; } return 1; } struct search_range { int start; int end; ...
0
#include <pthread.h> inline size_t software_cas(size_t* reg, size_t oldval, size_t newval, pthread_mutex_t *lock) { pthread_mutex_lock(lock); if (memcmp(reg, &oldval, sizeof(void*)) == 0) { memcpy(reg, &newval, sizeof(void*)); pthread_mutex_unlock(lock); return oldval; ...
1
#include <pthread.h> struct arg_set{ char *fname; int count; }; struct arg_set *mail_box; pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t flag = PTHREAD_COND_INITIALIZER; int main(int ac, char *av[]){ pthread_t t1, t2; struct arg_set args1, args2; void *count...
0
#include <pthread.h> sem_t queue_length; struct transaction_queue_node_t *transaction_head, *transaction_tail; pthread_mutex_t mutex_queue = PTHREAD_MUTEX_INITIALIZER; volatile int transaction_id; struct transaction_queue_node_t *dequeue_transaction() { struct transaction_queue_node_t *node; sem...
1
#include <pthread.h> void *barber_entry(void *ptr); void *customer_entry(void *ptr); pthread_mutex_t mutex; int freeseats = 5; int maxseats = 5; main() { pthread_mutex_init(&mutex, 0); pthread_t thread1, thread2; int iret1, iret2; iret1 = pthread_create( &thread1, 0, barber_entry...
0
#include <pthread.h> struct net_args { int id; struct addrinfo* addrinfo; pthread_mutex_t* lock; pthread_cond_t* cond; pthread_barrier_t* barrier; int* len; char* data; int* ready; }; void print_usage(FILE* fp) { fprintf(fp, "Usage:\\n\\n"); fprintf(fp, " -h\\t\\tshow usage\\n"); fpri...
1
#include <pthread.h> pthread_mutex_t mutex; void *myfunc(void *arg) { pthread_mutex_lock(&mutex); pthread_mutex_unlock(&mutex); return 0; } void *fork_thread(void *arg) { pthread_t t; pthread_create(&t, 0, myfunc, 0); if (fork() == 0) { pthread_mutex_init(&mutex, 0); pthre...
0
#include <pthread.h> void *test_connect(void *arg); int count = 0; pthread_mutex_t lock; char *host = 0; int main(int argc, char *argv[]) { host = argv[1]; pthread_t thread[12]; int i; pthread_mutex_init(&lock, 0); for (i = 0; i < 12; i++) pthread_create(&thread[i], 0, test_connect, 0);...
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#include <pthread.h> int count = 0; 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) { printf("inc_count():...
0
#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; struct { int status; int value; } memory; void *consume(void *pv) { for (;;) { pthread_mutex_lock(&mutex); if (memory.status == 1) { printf("%d\\n", memory.value); memory.status = 0; } pthread_mut...
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#include <pthread.h> struct alarm_elem { int seconds; time_t alarm_time; struct alarm_elem *link; char message[64]; }; struct alarm_elem *alarm_list = 0; time_t current = 0; pthread_mutex_t alarm_mutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t alarm_cond = PTHREAD_COND_INITIALIZER; void a...
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#include <pthread.h> enum memmodel { MEMMODEL_RELAXED = 0, MEMMODEL_CONSUME = 1, MEMMODEL_ACQUIRE = 2, MEMMODEL_RELEASE = 3, MEMMODEL_ACQ_REL = 4, MEMMODEL_SEQ_CST = 5 }; inline static void mysync(int id, int volatile * b){ if(id == 0) { *b = 1; } else { w...
1
#include <pthread.h> void *password_comparer(void *thread_arg) { struct thread_data *t_data; struct crypt_data *c_data; int comp_len, i; ssize_t read = 0; char *password, *result; pid_t tid = syscall(SYS_gettid); t_data = (struct thread_data *) thread_arg; c_data = t_data->c_data; c_da...
0
#include <pthread.h> void *dinner_order(void *ph); void dinner_start(); { int status; const char *name; pthread_mutex_t *fork_left, *fork_right; pthread_t thread; }Philos; int main() { dinner_start(); return 0; } void dinner_start() { int i; int fail_attemp; const ch...
1
#include <pthread.h> void*rightCounter(); pthread_mutex_t mutex1 = PTHREAD_MUTEX_INITIALIZER; int rightcounter = 0; void*leftCounter(); pthread_mutex_t mutex2 = PTHREAD_MUTEX_INITIALIZER; int leftcounter = 0 ; int right[]={1,2,2,4,5,6,7,8,9,0,1,2,3,4,5,6,7,8,9,0}; int left[]={1,2,2,4,5,6,7...
0
#include <pthread.h> pthread_mutex_t mutex1 = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t mutex2 = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t e1 = PTHREAD_COND_INITIALIZER; pthread_cond_t e2 = PTHREAD_COND_INITIALIZER; void* behav1 (void *args) { pthread_mutex_lock (&mutex1); pthread_cond_b...
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#include <pthread.h> void pthread_create_(pthread_t * thread, const pthread_attr_t * attr, void * start_routine, void * arg) { if ((pthread_create(thread, attr, start_routine, arg)) != 0) { fprintf(stderr, "[ERROR] Pthread creating error\\n"); exit(1); } } void pthread_join_(pthread...
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#include <pthread.h> char str[50]; pthread_mutex_t mutex; void * write_thread (void *p) { printf("\\n In Write thread\\n"); if(pthread_mutex_lock(&mutex)==0) { printf(" Enter A string : "); fgets(str,25,stdin); printf("\\n Write job is over\\n"); pthread_mutex_unlock(&mutex); } ...
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#include <pthread.h> pthread_t thread[2]; pthread_mutex_t mut; int number=0, i; void *thread1() { printf("thread 1 start\\n"); for(i=0;i< 10;i++) { printf("thread 1[%d]=%d \\n",i, number); pthread_mutex_lock(&mut); number++; pthread_mutex_unlock(&m...
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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_t thread_id; int client_fd; struct thread_node *next; } thread_node; static int running; thread_node *head; int start_index; int sock_fd; FILE *editor_fp; struct addrinfo hints, *result; pthread_mutex_t mutex; char text[1048576]; void sync_send() { thread_node *c...
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#include <pthread.h> pthread_mutex_t mutex1 = PTHREAD_MUTEX_INITIALIZER; struct { pthread_mutex_t mutex; pthread_cond_t cond; int id; int parameter; } tp = {PTHREAD_MUTEX_INITIALIZER,PTHREAD_COND_INITIALIZER,0,0}; char services[25][50] = { "AddTwoNumbers","SubtractTwoNumbers","MultiplyTw...
1
#include <pthread.h> void *display_task(void *arg) { struct task_par *tp; tp = (struct task_par *)arg; double dt_p = 0 , dt_v = 0, dt_t = 0; int p, b; double t = 0; set_period(tp); while(1) { pthread_mutex_lock(&mux_page); p = page; ...
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#include <pthread.h> int valid; pthread_cond_t cv; pthread_mutex_t mtx; int predicate; int barrier_val; int blocked_threads; } barrier_t; pthread_mutex_t barrier_init_mutex = PTHREAD_MUTEX_INITIALIZER; int barrier_init(barrier_t *b, int val) { int rv; if ((rv=pthread_mut...
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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> char work_area[1024]; int time2exit = 0; pthread_mutex_t work_mutex; void *slave(void *arg) { sleep(1); pthread_mutex_lock(&work_mutex); while (strncmp("end", work_area, 3) != 0) { printf("you input %d characters\\n", strlen(work_area) - 1); ...
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#include <pthread.h> pthread_mutex_t lock; void *fun1() { for (int i = 0 ; i < 1000000 ; i++) { pthread_mutex_lock(&lock); pthread_mutex_unlock(&lock); } return 0; } void *fun2() { for (int i = 0 ; i < 1000000 ; i++) { pthread_mutex_lock(&lock); pt...
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#include <pthread.h> void oo_wqlock_init(struct oo_wqlock* wql) { wql->lock = 0; pthread_mutex_init(&wql->mutex, 0); pthread_cond_init(&wql->cond, 0); } void oo_wqlock_lock_slow(struct oo_wqlock* wql) { pthread_mutex_lock(&wql->mutex); while( 1 ) { uintptr_t v = wql->lock; if(...
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#include <pthread.h> pthread_mutex_t lock[5]; int sum = 40; void *fun(void *p) { int n = *(int *)p; while(1) { sleep(1); if(n == 1) { if(sum==0) { printf("eatting finished\\n"); break; } ...
0
#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(void) { pthread_key_create(&key, free); } char *getenv(const char *name) { ...
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#include <pthread.h> unsigned pegapassos(int argc, char** argv) { if (argc < 2 || argc > 2) { printf("O programa recebe o número de passos.\\n"); exit(0); } return strtoul(argv[1], 0, 10); } static unsigned STEP_NUM; static unsigned THREAD_NUM; static double STEP; static double pi...
0
#include <pthread.h> static int threads = 0; static struct mpi_bench_param_bounds_s param_bounds = { .min = 0, .max = THREADS_DEFAULT, .mult = 1, .incr = 1 }; static int compute_stop = 0; static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; static pthread_t tids[THREADS_...
1
#include <pthread.h> void *produce(void*); void *consume(void*); struct { pthread_mutex_t mutex; int buff[1000000]; int n; } shared = { PTHREAD_MUTEX_INITIALIZER }; int main(int argc, char *argv[]) { int i; int count[5]; pthread_t producers[5]; pthread_t consumer; for(i = 0; i < 5;...
0
#include <pthread.h> struct ogst_connecter *ogst_connecter_new(struct ogst_connecter *(*gen)(void), char *path) { int len; struct ogst_connecter *sock; sock = gen(); if ((sock->sd = socket(AF_UNIX, SOCK_STREAM, 0)) == -1) { perror("socket"); exit(1); } sock->socket.sun_family = A...
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#include <pthread.h> pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; void read_fifo(int r_fd) { int n; char buf[1024]; while (1) { pthread_cond_wait(&cond,&lock); n = read(r_fd,buf,sizeof(buf)); buf[n] = ...
0
#include <pthread.h> static pthread_mutex_t getgr_mutex = PTHREAD_MUTEX_INITIALIZER; static int convert (struct group *ret, struct group *result, char *buf, int buflen) { int len; int count; char **gr_mem; char *buf1; if (!buf) return -1; *result = *ret; result->gr_name = ...
1
#include <pthread.h> static FILE *fv_log_file = 0; static struct fv_buffer fv_log_buffer = FV_BUFFER_STATIC_INIT; static pthread_t fv_log_thread; static bool fv_log_has_thread = 0; static pthread_mutex_t fv_log_mutex = PTHREAD_MUTEX_INITIALIZER; static pthread_cond_t fv_log_cond = PTHREAD_COND_I...
0
#include <pthread.h> struct element{ void* value; element *next; }; struct queue{ llist in; llist out; }; pthread_mutex_t push = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t pop = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t blocking = PTHREAD_MUTEX_INITIALIZER; pthread_t id1; struct queue...
1
#include <pthread.h> pthread_mutex_t mutex[10] = { PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INI...
0
#include <pthread.h> char buf[200] = {0}; pthread_mutex_t mutex; unsigned int flag = 0; pthread_cond_t cond; void *func(void *arg) { while (flag == 0) { pthread_mutex_lock(&mutex); pthread_cond_wait(&cond, &mutex); printf("本次输入了%d个字符\\n", strlen(buf)); memset(buf, 0, sizeof(buf...
1
#include <pthread.h> int state[5]; pthread_cond_t philArray[5]; pthread_mutex_t the_mutex; void test(int i) { if (state[i] == 1 && state[(i + 4) % 5] != 2 && state[(i + 1) % 5] != 2) { state[i] = 2; printf("Philosopher %d starts eating.\\n", i); printf("[%d,...
0
#include <pthread.h> extern char hash[TCP_HASH_SIZE+1]; extern void *hash_flows2; void bulk_tcp(struct seg6_sock *sk, struct nlattr **attrs, struct nlmsghdr *nlh) { struct parser_tcp *tcphdr ; struct parser_ipv6 *ip6hdr ; struct tcp_flow_2 *flow2; struct bulk_buffer *buffer; ...
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#include <pthread.h> char *word; int count; struct dict *next; } dict_t; char * make_word( char *word ) { return strcpy( malloc( strlen( word )+1 ), word ); } FILE *infile1; pthread_mutex_t lock; dict_t *wds = 0; dict_t * make_dict(char *word) { dict_t *nd = (dict_t *) malloc( sizeof(di...
0
#include <pthread.h> pthread_mutex_t mtx[3]; pthread_t t[10]; int cnt[3]; void* doIt(void *arg) { while(cnt[0] < 5 || cnt[1] < 5 || cnt[2] < 5) { int x = 1 + rand() % 900; printf("Thread: %d\\n", x); if(x <= 300) { pthread_mutex_lock(&mtx[0]); ...
1
#include <pthread.h> int get_round(int length); void *Merge(void*args); void print_array(int length); int number_array[4096]; int barrier; pthread_mutex_t mutex; pthread_cond_t cond; pthread_t tid[4096]; int left; int mid; int right; }args; int main(int argc, char *argv[]) { FILE...
0
#include <pthread.h> void *enteroffice(void * arg); void *answerQ(void * arg); pthread_mutex_t print_mutex; pthread_mutex_t qa_mutex; sem_t q_asked; sem_t answered; sem_t office_max; struct Params{ int studentNumber; int questionNumber; }; int main(int argc, char **argv){ int args[3...
1
#include <pthread.h> int _aasg_bidalloc(struct aasg_peer *aasgp, void (*completion_handler)(struct asg_batch_id_t *), struct asg_batch_id_t **bid) { int id; struct aasg_transport *aasgx; aasgx = aasgp->aasgx; *bid = malloc(sizeof(struct asg_batch_id_t)); if (*bid == 0) re...
0
#include <pthread.h> void usage(); int factorial(int n); void *T1(void *t); void *T2(void *t); bool finished = 0; int count = 0 ; pthread_mutex_t count_mutex; int data_array[10]; } thread_data; thread_data global_data; int main(int argc, char *argv[]) { if(argc!=3) {usage(); return(1);...
1
#include <pthread.h> int count=0,pos=0,num=0; char *str; char buffer[5]; FILE *fp; pthread_mutex_t count_mutex; pthread_cond_t condc, condp; int readf(FILE *fp) { if((fp=fopen("message.txt", "r"))==0){ printf("ERROR: can't open string.txt!\\n"); return 0; } str=(char *)malloc(si...
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#include <pthread.h> sem_t c[5]; pthread_mutex_t lock; void* func(void *y) { int valuel; int valuer; int l = (int)y; int r; sem_getvalue(&c[l], &valuel); r = (l+1)%5; sem_getvalue(&c[r], &valuer); printf("\\nThe value of left is %d", valuel); printf("\\nThe value of righ...
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#include <pthread.h> pthread_mutex_t mutex_dernier_thread = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond_dernier_thread = PTHREAD_COND_INITIALIZER; pthread_mutex_t mutex_libere = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond_libere = PTHREAD_COND_INITIALIZER; void* chaine(void* arg) { int...
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#include <pthread.h> buffer_item buffer[5]; sem_t full,empty; pthread_mutex_t mutex; int in = 0, out = 0; int insert_item(buffer_item item) { sem_wait(&empty); pthread_mutex_lock(&mutex); buffer[in] = item; printf("buffer[%d]:", in); in = (in + 1) % 5; pthread_mutex_unlock(&mutex); sem_post...
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#include <pthread.h> unsigned char jrgba[] = { 1,2,3,255, 4,5,6,255, 7,8,9,255, 10,11,12,255, 13,14,15,255, 16,17,18,255, 19,20,21,255, 22,23,24,255, 25,26,27,255, 28,29,30,255 }; unsigned char jrgb[30]; { unsigned char *rgba; int rgba_len; unsigned char *rgb; ...
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#include <pthread.h> void *status_thread_handler(void *arg) { int led; int beep; int temperature; char buf[4]; while (1) { pthread_mutex_lock(&SHM->led_mutex_start); led = SHM->led_emit_status; pthread_mutex_unlock(&SHM->led_mutex_start); pthread_mutex_lock(&SHM->beep_mutex_status...
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#include <pthread.h> sem_t officeSpace; pthread_mutex_t globalLock ; pthread_cond_t answerCond; pthread_mutex_t answer_lock; pthread_cond_t askedCond; pthread_mutex_t asked_lock; int askerId ; int studentId ; int sQuestionId; pthread_mutex_t proflock; int studentsLeft; pthread_mutex_t student_lock...
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#include <pthread.h> static pthread_mutex_t POS_Turret_Write_Lock = PTHREAD_MUTEX_INITIALIZER; static int POS_Turret_Pitch_Percent; static int POS_Turret_Yaw_Percent; void Init_Turret(void) { pthread_mutex_unlock(&POS_Turret_Write_Lock); POS_Turret_Pitch_Percent=0; POS_Turret_Yaw_Per...
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#include <pthread.h> pthread_mutex_t lock; pthread_cond_t thereAreOxygen, thereAreHydrogen; int numberOxygen = 0 , numberHydrogen=0; int activeOxygen = 0 , activeHydrogen=0; long currentOxygen = 0 , currentHydrogen=0; int flagExit=0; void dataIn(){ int var=-3; if(numberHydrogen==1 && fl...
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#include <pthread.h> char shared_read_buffer[(unsigned long)80*1024]; long shared_word_count = 0; pthread_mutex_t count_mutex; struct thread_info { pthread_t thread_id; int thread_num; }; struct read_bound { unsigned long boundary_array[1 +1]; } bound_struct; unsigned long f...
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#include <pthread.h> FILE *fdatabase, *fquery, *fout; pthread_mutex_t mutex; int bmhs(char *string, int n, char *substr, int m) { int d[256]; int i, j, k; for (j = 0; j < 256; j++) d[j] = m + 1; for (j = 0; j < m; j++) d[(int) substr[j]] = m - j; i = m - 1; while (i < n) { k...
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#include <pthread.h> pthread_mutex_t mutex_numero_disponibili = PTHREAD_MUTEX_INITIALIZER; void incrementaconttorepadre(struct threadnumero *numerothreadprinc) { pthread_mutex_lock( &mutex_numero_disponibili ); if(numerothreadprinc->threadliberi>=MASSIMO_THREAD_LIBERI) { printf("ADDIO %d\...
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#include <pthread.h> struct barrier { int num; int hit; int hits[16]; pthread_cond_t ncond; pthread_mutex_t nlock; pthread_cond_t brcond; pthread_mutex_t brlock; pthread_t tids[16]; int tid_count; pthread_t daemon_tid; }; void *pbdaemon(void *arg) {...
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#include <pthread.h> int circbuf_init(struct circbuf *cbuf, char *buffer, int len, const char *name) { cbuf->buffer = buffer; cbuf->posWrite = cbuf->posRead = 0; cbuf->nlen = len; pthread_mutex_init(&cbuf->lock, 0); pthread_cond_init(&cbuf->notEmpty, 0); pthread_cond_init(&cbuf->notFull, 0...
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#include <pthread.h> static pthread_mutex_t lock; static void* thread(void* idp) { int tid = (intptr_t)idp; int i; atomic_printf("thread %d starting ...\\n", tid); for (i = 0; i < 1000; ++i) { pthread_mutex_lock(&lock); sched_yield(); pthread_mutex_unlock(&lock); } a...
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#include <pthread.h> int PBSD_mgr_put( int c, int function, int command, int objtype, char *objname, struct attropl *aoplp, char *extend) { int rc = PBSE_NONE; int sock; struct tcp_chan *chan = 0; pthread_mutex_lock(connection[c].ch_mutex); sock = connection[c].ch_so...
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#include <pthread.h> inline void client_set_id(struct client_t *target, const unsigned id) { target->cl_id = id; } inline void client_set_sock(struct client_t *target, const int sock) { target->cl_sock = sock; } inline void client_set_room(struct client_t *target, struct room_t *room) { targe...
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#include <pthread.h> pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; void mutex_cleanup(void *arg) { pthread_mutex_unlock((pthread_mutex_t*)arg); return; } void *pthread1(void *arg) { int ret; pthread_mutex_lock(&mutex); pthread_cleanup_push(mutex_cleanup, &mutex); fprintf(stdout, "p...
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#include <pthread.h> void *getMoney(char *); int totalMoney = 4000; int * moneyPtr = &totalMoney; pthread_mutex_t mutex1; int main() { pthread_t stu1, stu2, stu3; char a='a',b ='b',c ='c'; char * charptrA = &a, *charptrB=&b, *charptrC=&c; pthread_mutex_init(&mutex1, 0); whi...
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#include <pthread.h> extern void __VERIFIER_error() ; void __VERIFIER_assert(int cond) { if (!(cond)) { ERROR: __VERIFIER_error(); } return; } int myglobal; pthread_mutex_t mymutex = PTHREAD_MUTEX_INITIALIZER; void *thread_function_mutex(void *arg) { int i,j; for ( i=0; i<20; i++ ) {...
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#include <pthread.h> static sem_t no_judge; static sem_t exit_sem; static sem_t all_gone; static pthread_mutex_t mutex; static pthread_mutex_t rand_lock; static pthread_cond_t confirmed; static pthread_cond_t all_signed_in; static int num_immigs, num_specs; static int entered = 0; static in...
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#include <pthread.h> struct executionTimeMotor forwardMotorExecutionArr[(32* (TURNS + 1)) + ((TURNS + 1) * 2)]; struct executionTimeMotor backwardMotorExecutionArr[(32* (TURNS + 1)) + ((TURNS + 1) * 2)]; struct motorBlockTime forwardMotorBlockArr[(32* (TURNS + 1)) + ((TURNS + 1) * 2)]; struct mot...
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#include <pthread.h> struct mod_arr{ int *arr; int size; }; struct arr_merge{ struct mod_arr* arr1; struct mod_arr* arr2; struct mod_arr* arr3; int count; }; pthread_mutex_t mutex_var = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond_var = PTHREAD_COND_INITIALIZER; void t...
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#include <pthread.h> unsigned long long int data=0; int current_readers=0; sem_t sem_readers; pthread_mutex_t mx = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t protect_readers_count = PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t protect_start = PTHREAD_MUTEX_INITIALIZER; void* readers(void *arg)...
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#include <pthread.h> struct fade *fade_init(int samplerate, float level) { struct fade *s; if (!(s = malloc(sizeof (struct fade)))) { fprintf(stderr, "fade_init: malloc failure\\n"); exit(5); } s->samplerate = samplerate; s->baselevel = level; ...
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