always define FOLLY_HAVE_WEAK_SYMBOLS

yfeldblum · facebook-github-bot · commit 6a122f24deb4 · 2022-12-18T20:33:58.000-08:00
Summary: Use `cmakedefine01` in the cmake build. To extend, ever-so-slightly, the support for `-Wundef`.

Reviewed By: francoiscoulombe

Differential Revision: D41562595

fbshipit-source-id: 1d9b739cdad60253e822d61c4646610e744caf08
diff --git a/build/folly-config.h.in b/build/folly-config.h.in
@@ -10,6 +10,6 @@
 
 #cmakedefine FOLLY_HAVE_CLOCK_GETTIME 1
 #cmakedefine FOLLY_HAVE_PTHREAD_ATFORK 1
-#cmakedefine FOLLY_HAVE_WEAK_SYMBOLS 1
+#cmakedefine01 FOLLY_HAVE_WEAK_SYMBOLS
 
 #define FOLLY_HAVE_PTHREAD 1
