dnl sched_setaffinity: to improve RPC locality.
dnl statvfs: to detect disk-full conditions.
dnl strsignal: for error reporting.
+ dnl statx: fine-grain 'stat' call, new in glibc 2.28.
AC_CHECK_FUNCS([lutimes lchown posix_fallocate sched_setaffinity \
- statvfs nanosleep strsignal])
+ statvfs nanosleep strsignal statx])
dnl Check whether the store optimiser can optimise symlinks.
AC_MSG_CHECKING([whether it is possible to create a link to a symlink])
if (name == "." || name == "..") continue;
Path path = linksDir + "/" + name;
+#ifdef HAVE_STATX
+# define st_size stx_size
+# define st_nlink stx_nlink
+ struct statx st;
+ if (statx(AT_FDCWD, path.c_str(),
+ AT_SYMLINK_NOFOLLOW | AT_STATX_DONT_SYNC,
+ STATX_SIZE | STATX_NLINK, &st) == -1)
+#else
struct stat st;
if (lstat(path.c_str(), &st) == -1)
+#endif
throw SysError(format("statting `%1%'") % path);
if (st.st_nlink != 1) {
throw SysError(format("deleting `%1%'") % path);
state.results.bytesFreed += st.st_size;
+#undef st_size
+#undef st_nlink
}
struct stat st;