[PATCH] same: pacify gcc -Wunused-variable

[Paul Eggert]

* lib/same.c (same_nameat) [!CHECK_TRUNCATION]:
Omit unused variable.
---
 ChangeLog  | 4 ++++
 lib/same.c | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 50a3bb568..bc80d0099 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2018-02-23  Paul Eggert  <address@hidden>
 
+       same: pacify gcc -Wunused-variable
+       * lib/same.c (same_nameat) [!CHECK_TRUNCATION]:
+       Omit unused variable.
+
        malloca: pacify gcc -Wbad-function-cast
        * lib/malloca.h (malloca): Pacify gcc -Wbad-function-cast
        diagnostic that I got on Fedora 27 with gcc 7.3.1 20180130.
diff --git a/lib/same.c b/lib/same.c
index 47b50be96..37420172c 100644
--- a/lib/same.c
+++ b/lib/same.c
@@ -105,9 +105,9 @@ same_nameat (int source_dfd, char const *source,
       free (source_dirname);
 
       char *dest_dirname = dir_name (dest);
-      int destdir_errno = 0;
 
 #if CHECK_TRUNCATION
+      int destdir_errno = 0;
       int open_flags = O_SEARCH | O_CLOEXEC | O_DIRECTORY;
       int destdir_fd = openat (dest_dfd, dest_dirname, open_flags);
       if (destdir_fd < 0 || fstat (destdir_fd, &dest_dir_stats) != 0)
-- 
2.14.3