From 8f63583716eaaee36d99cb71ddbd6415e1c857c0 Mon Sep 17 00:00:00 2001
From: Gary Buhrmaster <gary.buhrmaster@gmail.com>
Date: Sun, 12 Jan 2025 16:16:04 +0000
Subject: [PATCH] build.yml: Use workaround for macOS builds of Tk

Fixes: #258
---
 .github/workflows/build.yml | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 12ef0f43..a434580e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -404,6 +404,22 @@ jobs:
       - name: Install dependencies
         run: brew install perl cpanminus openssl sqlite tcl-tk
 
+      - name: Create compiler ccflags C std override for older sources
+        run: |
+          echo "package CCflagsConfig;" >> /tmp/CCflagsConfig.pm
+          echo "use warnings;" >> /tmp/CCflagsConfig.pm
+          echo "use Config;" >> /tmp/CCflagsConfig.pm
+          echo "my \$ccflags = \$Config{ccflags};" >> /tmp/CCflagsConfig.pm
+          echo "\$ccflags .= ' -std=c89';" >> /tmp/CCflagsConfig.pm
+          echo "my \$obj = tied %Config;" >> /tmp/CCflagsConfig.pm
+          echo "\$obj->{ccflags} = \$ccflags;" >> /tmp/CCflagsConfig.pm
+          echo "1;" >> /tmp/CCflagsConfig.pm
+
+      - name: Install perl requirements that require older C standard
+        run: >
+          PERL5LIB="/tmp" PERL5OPT="-MCCflagsConfig" perl /opt/homebrew/bin/cpanm --notest --no-interactive
+          Tk
+
       - name: Install perl requirements
         run: >
           perl /opt/homebrew/bin/cpanm --notest --no-interactive
@@ -430,7 +446,6 @@ jobs:
           Memoize
           SOAP::Lite
           Term::ProgressBar
-          Tk
           Tk::TableMatrix
           Unicode::String
           Unicode::UTF8simple