https://www.cs.put.poznan.pl/jkonczak/ Wed, 13 May 2026 18:56:48 +0200 FeedCreator 1.7.2-ppt DokuWiki https://www.cs.put.poznan.pl/jkonczak/lib/tpl/dokuwiki/images/favicon.ico https://www.cs.put.poznan.pl/jkonczak/ https://www.cs.put.poznan.pl/jkonczak/os_cp:semaphores:solutions?rev=1694783930&do=diff #include <fcntl.h> #include <semaphore.h> #include <stdio.h> int main() { sem_t *mySemaphore = sem_open("/mySemaphore", O_CREAT | O_EXCL, 0666, 0); if (mySemaphore == SEM_FAILED) { perror("Creating the semaphore failed"); return 1; } sem_wait(mySemaphore); return 0; } os_cp:semaphores Fri, 15 Sep 2023 15:18:50 +0200