minix/lib/libc/posix/_truncate.c

#include <lib.h>
#include <string.h>
#define truncate	_truncate
#define ftruncate	_ftruncate
#include <unistd.h>

PUBLIC int truncate(const char *_path, off_t _length)
{
  message m;
  m.m2_p1 = (char *) _path;
  m.m2_i1 = strlen(_path)+1;
  m.m2_l1 = _length;

  return(_syscall(VFS_PROC_NR, TRUNCATE, &m));
}

PUBLIC int ftruncate(int _fd, off_t _length)
{
  message m;
  m.m2_l1 = _length;
  m.m2_i1 = _fd;

  return(_syscall(VFS_PROC_NR, FTRUNCATE, &m));
}