From 04654ba7b57ccbf583db899a327f8f7000f90546 Mon Sep 17 00:00:00 2001
From: Jeremy Huddleston Sequoia <jeremyhu@apple.com>
Date: Fri, 27 Jan 2023 23:51:20 -0800
Subject: [PATCH] tests: Update os-wrappers-test to build on non-ELF platforms

The !ELF case just avoids the weak link-fu that was added to support
sanitizers.

Signed-off-by: Jeremy Huddleston Sequoia <jeremyhu@apple.com>
---
 tests/os-wrappers-test.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/tests/os-wrappers-test.c b/tests/os-wrappers-test.c
index 717fc19f..50218594 100644
--- a/tests/os-wrappers-test.c
+++ b/tests/os-wrappers-test.c
@@ -47,6 +47,7 @@
 
 static int fall_back;
 
+#ifdef __ELF__
 /* Play nice with sanitizers
  *
  * Sanitizers need to intercept syscalls in the compiler run-time library. As
@@ -71,6 +72,13 @@ static int fall_back;
 #define REAL(func) (__interceptor_ ## func) ?				\
 	__interceptor_ ## func :					\
 	(__typeof__(&__interceptor_ ## func))dlsym(RTLD_NEXT, #func)
+#else
+#define DECL(ret_type, func, ...) \
+	static ret_type (*real_ ## func)(__VA_ARGS__);			\
+	static int wrapped_calls_ ## func;
+
+#define REAL(func) (__typeof__(real_ ## func)) dlsym(RTLD_NEXT, #func)
+#endif
 
 DECL(int, socket, int, int, int);
 DECL(int, fcntl, int, int, ...);