minix/lib/libc/sys-minix/ftruncate.c
Lionel Sambuc befa020a9e Message type for VFS_TRUNCATE
Change-Id: I6f51c979c8986660883221d3acfa07d1c1b25dff
2014-07-28 17:05:32 +02:00

22 lines
401 B
C

#include <sys/cdefs.h>
#include "namespace.h"
#include <lib.h>
#include <minix/u64.h>
#include <string.h>
#include <unistd.h>
#ifdef __weak_alias
__weak_alias(ftruncate, _ftruncate)
#endif
int ftruncate(int _fd, off_t _length)
{
message m;
memset(&m, 0, sizeof(m));
m.m_lc_vfs_truncate.offset = _length;
m.m_lc_vfs_truncate.fd = _fd;
return(_syscall(VFS_PROC_NR, VFS_FTRUNCATE, &m));
}