minix3/lib/libc/sys/truncate.c

20 lines
405 B
C

#include <sys/cdefs.h>
#include "namespace.h"
#include <lib.h>
#include <minix/u64.h>
#include <string.h>
#include <unistd.h>
int truncate(const char *_path, off_t _length)
{
message m;
memset(&m, 0, sizeof(m));
m.m_lc_vfs_truncate.name = (vir_bytes)_path;
m.m_lc_vfs_truncate.len = strlen(_path)+1;
m.m_lc_vfs_truncate.offset = _length;
return(_syscall(VFS_PROC_NR, VFS_TRUNCATE, &m));
}