From 131c2d6502443b265013d4bbe715c4e9649c41a2 Mon Sep 17 00:00:00 2001
From: Dylan Araps <dylan.araps@gmail.com>
Date: Wed, 14 Jul 2021 12:38:13 +0300
Subject: [PATCH] firefox: fix build with libc++. See #282

---
 extra/firefox/build | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/extra/firefox/build b/extra/firefox/build
index ef81411c..70737384 100755
--- a/extra/firefox/build
+++ b/extra/firefox/build
@@ -39,6 +39,11 @@ mv -f _ "$_f"
 )
 export PATH="$PWD/junk/bin:$PATH"
 
+# If using libc++, CXXSTDLIB needs to be set manually.
+case $("${CC:-cc}" -print-file-name=libc++.so) in */*)
+    export CXXSTDLIB=c++
+esac
+
 # Bypass 'ccache' as it's totally useless when building
 # Firefox and only slows things down.
 export CC="${CC:-/usr/bin/cc}"