utils: make N_ELEMENTS public

The calculation of the size of an array is used in the main code as well, so it makes sense to move N_ELEMENTS to a common header to use it more often. Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>
jhrozek · Feb 16, 2019 · e32920a · e32920a
1 parent d409df3
commit e32920a
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/src/tests/common.h b/src/tests/common.h
@@ -39,8 +39,6 @@
 #define SSS_ATTRIBUTE_WARN_UNUSED_RESULT
 #endif
 
-#define N_ELEMENTS(arr) (sizeof(arr) / sizeof(arr[0]))
-
 extern TALLOC_CTX *global_talloc_context;
 
 void check_leaks_push(TALLOC_CTX *ctx);

diff --git a/src/util/util.h b/src/util/util.h
@@ -726,4 +726,8 @@ errno_t create_preauth_indicator(void);
 #define P11_WAIT_FOR_CARD_TIMEOUT_DEFAULT 60
 #endif  /* SSSD_LIBEXEC_PATH */
 
+#ifndef N_ELEMENTS
+#define N_ELEMENTS(arr) (sizeof(arr) / sizeof(arr[0]))
+#endif
+
 #endif /* __SSSD_UTIL_H__ */