---
configure.ac | 3 ++-
src/shared/missing.h | 6 ++++++
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/configure.ac b/configure.ac
index fb16904..1f2bbd0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -301,8 +301,9 @@ LIBS="$save_LIBS"
AC_CHECK_FUNCS([fanotify_init fanotify_mark])
AC_CHECK_FUNCS([__secure_getenv secure_getenv])
-AC_CHECK_DECLS([gettid, pivot_root, name_to_handle_at, setns,
LO_FLAGS_PARTSCAN],
+AC_CHECK_DECLS([gettid, pivot_root, canonicalize_file_name, name_to_handle_at,
setns, LO_FLAGS_PARTSCAN],
[], [], [[
+#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include <sys/mount.h>
diff --git a/src/shared/missing.h b/src/shared/missing.h
index 8389c28..2379950 100644
--- a/src/shared/missing.h
+++ b/src/shared/missing.h
@@ -130,6 +130,12 @@ static inline int pivot_root(const char *new_root, const
char *put_old) {
}
#endif
+#if !HAVE_DECL_CANONICALIZE_FILE_NAME
+static inline char *canonicalize_file_name(const char *path) {
+ return realpath(path, NULL);
+}
+#endif
+
#ifdef __x86_64__
# ifndef __NR_fanotify_init
# define __NR_fanotify_init 300
--
2.1.0
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