#define get_string(field) #field
#define validate(error, structure, field) \
if (__UINT64_C(0xffffffffffffffff) == structure.field) \
error = zbx_strdup(NULL, "Cannot obtain filesystem information: value of " \
get_string(field) " is unknown."); \
return SYSINFO_RET_FAIL; \
int get_fs_inode_stat(const char *fs, zbx_uint64_t *itotal, zbx_uint64_t *ifree, zbx_uint64_t *iused, double *pfree,
double *pused, const char *mode, char **error)
#ifdef HAVE_SYS_STATVFS_H
# define ZBX_STATFS statvfs
# define ZBX_FFREE f_favail
# define ZBX_STATFS statfs
# define ZBX_FFREE f_ffree
if (0 != ZBX_STATFS(fs, &s))
*error = zbx_dsprintf(NULL, "Cannot obtain filesystem information: %s", zbx_strerror(errno));
validate(*error, s, f_files);
*itotal = (zbx_uint64_t)s.f_files;
validate(*error, s, ZBX_FFREE);
*ifree = (zbx_uint64_t)s.ZBX_FFREE;