wut/libraries/wutdevoptab_sd/devoptab_sd_fsync.c

#include "devoptab_sd.h"

int
__wut_fs_fsync(struct _reent *r,
               void *fd)
{
   FSStatus rc;
   __wut_fs_file_t *file = (__wut_fs_file_t *)fd;

   // Set up command block
   FSCmdBlock fsCmd;
   FSInitCmdBlock(&fsCmd);

   rc = FSFlushFile(__wut_devoptab_sd_client, &fsCmd, file->fd, -1);

   if (rc >= 0) {
      return 0;
   }

   r->_errno = __wut_fs_translate_error(rc);
   return -1;
}