Server : Apache/2.4.41 (Ubuntu) System : Linux absol.cf 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /usr/share/emscripten/tests/fcntl-misc/

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#include <stdio.h>
#include <errno.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>

int main() {
  struct stat s;
  int f = open("/test", O_RDWR, 0777);

  printf("posix_fadvise: %d\n", posix_fadvise(f, 3, 2, POSIX_FADV_DONTNEED));
  printf("errno: %d\n", errno);
  printf("\n");
  errno = 0;

  printf("posix_fallocate: %d\n", posix_fallocate(f, 3, 2));
  printf("errno: %d\n", errno);
  stat("/test", &s);
  printf("st_size: %d\n", s.st_size);
  memset(&s, 0, sizeof s);
  printf("\n");
  errno = 0;

  printf("posix_fallocate2: %d\n", posix_fallocate(f, 3, 7));
  printf("errno: %d\n", errno);
  stat("/test", &s);
  printf("st_size: %d\n", s.st_size);
  memset(&s, 0, sizeof s);

  return 0;
}