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/fs/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

#include <stdio.h>
#include <stdlib.h>
#include <emscripten.h>

int main() {

  EM_ASM(
    FS.trackingDelegate['willMovePath'] = function(oldpath, newpath) {
      Module.print('About to move "' + oldpath + '" to "' + newpath + '"');
    };
    FS.trackingDelegate['onMovePath'] = function(oldpath, newpath) {
      Module.print('Moved "' + oldpath + '" to "' + newpath + '"');
    };
    FS.trackingDelegate['willDeletePath'] = function(path) {
      Module.print('About to delete "' + path + '"');
    };
    FS.trackingDelegate['onDeletePath'] = function(path) {
      Module.print('Deleted "' + path + '"');
    };
    FS.trackingDelegate['onOpenFile'] = function(path, flags) { 
      Module.print('Opened "' + path + '" with flags ' + flags);
    };
    FS.trackingDelegate['onWriteToFile'] = function(path) {
      Module.print('Wrote to file "' + path + '"');
    };
  );

  FILE *file;
  file = fopen("/file.txt", "w");
  fputs("hello!", file);
  fclose(file);
  rename("/file.txt", "/renamed.txt");
  file = fopen("/renamed.txt", "r");
  char str[256] = {};
  fgets(str, 255, file);
  printf("File read returned '%s'\n", str);
  fclose(file);
  remove("/renamed.txt");
}