nixpkgs/pkgs/development/perl-modules/lwp-protocol-https-cert-file.patch

From 321401098f2c86a6f68e186cfc06e030b09484b6 Mon Sep 17 00:00:00 2001
From: Tyson Whitehead <twhitehead@gmail.com>
Date: Fri, 29 Jun 2018 15:47:00 -0400
Subject: [PATCH] Respect NIX_SSL_CERT_FILE and SSL_CERT_FILE (in that order)

---
 lib/LWP/Protocol/https.pm | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/LWP/Protocol/https.pm b/lib/LWP/Protocol/https.pm
index f7230e2..c78b9ce 100644
--- a/lib/LWP/Protocol/https.pm
+++ b/lib/LWP/Protocol/https.pm
@@ -23,6 +23,14 @@ sub _extra_sock_opts
 	$ssl_opts{SSL_verify_mode} = 0;
     }
     if ($ssl_opts{SSL_verify_mode}) {
+	unless (exists $ssl_opts{SSL_ca_file} || exists $ssl_opts{SSL_ca_path}) {
+	    $ssl_opts{SSL_ca_file} = $ENV{'NIX_SSL_CERT_FILE'}
+                if !defined $ssl_opts{SSL_ca_file};
+	    $ssl_opts{SSL_ca_file} = $ENV{'SSL_CERT_FILE'}
+                if !defined $ssl_opts{SSL_ca_file};
+	    $ssl_opts{SSL_ca_file} = "/etc/ssl/certs/ca-certificates.crt"
+		if !defined $ssl_opts{SSL_ca_file} && -e "/etc/ssl/certs/ca-certificates.crt";
+	}
 	unless (exists $ssl_opts{SSL_ca_file} || exists $ssl_opts{SSL_ca_path}) {
 	    eval {
 		require Mozilla::CA;
-- 
2.14.0