From 1cc095a404dad3420023bb1fd0b8b856b86068cb Mon Sep 17 00:00:00 2001
From: Thomas Ferreira de Lima <tlima@princeton.edu>
Date: Sat, 11 Feb 2023 17:57:18 -0500
Subject: [PATCH] adding libpng installation in github actions for macos

---
 pyproject.toml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pyproject.toml b/pyproject.toml
index 96e9652d8..e30cc2354 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,6 +24,9 @@ before-build = "ccache -s"
 environment-pass = ["HOST_CCACHE_DIR"]
 
 [tool.cibuildwheel.macos]
-before-all = "brew deps --tree --installed"
+before-all = [
+  "brew install libpng",
+  "brew deps --tree --installed",
+]
 # Repair macOS wheels (include libpng with the wheel, for example)
 repair-wheel-command = "delocate-wheel --require-archs {delocate_archs} -w {dest_dir} -v --ignore-missing-dependencies {wheel}"
\ No newline at end of file