#include <sys_defs.h>
#if defined(STATFS_IN_SYS_MOUNT_H)
#include <sys/param.h>
#include <sys/mount.h>
#elif defined(STATFS_IN_SYS_VFS_H)
#include <sys/vfs.h>
#elif defined(STATVFS_IN_SYS_STATVFS_H)
#include <sys/statvfs.h>
#elif defined(STATFS_IN_SYS_STATFS_H)
#include <sys/statfs.h>
#else
#ifdef USE_STATFS
#error "please specify the include file with `struct statfs'"
#else
#error "please specify the include file with `struct statvfs'"
#endif
#endif
#include <msg.h>
#include <fsspace.h>
void fsspace(const char *path, struct fsspace * sp)
{
const char *myname = "fsspace";
#ifdef USE_STATFS
#ifdef USE_STRUCT_FS_DATA
struct fs_data fsbuf;
if (statfs(path, &fsbuf) < 0)
msg_fatal("statfs %s: %m", path);
sp->block_size = 1024;
sp->block_free = fsbuf.fd_bfreen;
#else
struct statfs fsbuf;
if (statfs(path, &fsbuf) < 0)
msg_fatal("statfs %s: %m", path);
sp->block_size = fsbuf.f_bsize;
sp->block_free = fsbuf.f_bavail;
#endif
#endif
#ifdef USE_STATVFS
struct statvfs fsbuf;
if (statvfs(path, &fsbuf) < 0)
msg_fatal("statvfs %s: %m", path);
sp->block_size = fsbuf.f_frsize;
sp->block_free = fsbuf.f_bavail;
#endif
if (msg_verbose)
msg_info("%s: %s: block size %lu, blocks free %lu",
myname, path, sp->block_size, sp->block_free);
}
#ifdef TEST
#include <vstream.h>
int main(int argc, char **argv)
{
struct fsspace sp;
if (argc == 1)
msg_fatal("usage: %s filesystem...", argv[0]);
while (--argc && *++argv) {
fsspace(*argv, &sp);
vstream_printf("%10s: block size %lu, blocks free %lu\n",
*argv, sp.block_size, sp.block_free);
vstream_fflush(VSTREAM_OUT);
}
return (0);
}
#endif