From ab94db3f6afa555ca8cca8ac7daceadc826bd8da Mon Sep 17 00:00:00 2001
From: Jeremy Huddleston Sequoia <jeremyhu@apple.com>
Date: Fri, 27 Jan 2023 19:54:02 -0800
Subject: [PATCH] wayland-egl: Update wayland-egl-symbols-check for darwin

darwin prefixes C symbols with an underscore character

Signed-off-by: Jeremy Huddleston Sequoia <jeremyhu@apple.com>
---
 egl/wayland-egl-symbols-check | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/egl/wayland-egl-symbols-check b/egl/wayland-egl-symbols-check
index d04fd042..2b00765c 100755
--- a/egl/wayland-egl-symbols-check
+++ b/egl/wayland-egl-symbols-check
@@ -14,7 +14,15 @@ if ! test -n "$NM"; then
 	exit 99
 fi
 
-AVAIL_FUNCS="$($NM -D --format=bsd --defined-only $LIB | awk '{print $3}')"
+# darwin prefixes C symbols with _ and uses a different nm invocation
+case "$(uname -s)" in
+Darwin)
+	AVAIL_FUNCS="$($NM -g --defined-only $LIB | awk '{print $3}' | sed 's:^_::')"
+	;;
+*)
+	AVAIL_FUNCS="$($NM -D --format=bsd --defined-only $LIB | awk '{print $3}')"
+	;;
+esac
 
 # Official ABI, taken from the header.
 REQ_FUNCS="wl_egl_window_resize