From 5eb57387e8dc075cf1708912ffb0fdcda708c16f Mon Sep 17 00:00:00 2001
From: Rene Schallner <rene@renerocks.ai>
Date: Fri, 5 Jan 2024 13:44:01 +0100
Subject: [PATCH] openssl support depend on ZAP_USE_OPENSSL=true env

---
 build.zig | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/build.zig b/build.zig
index 99a1e48..cc85cb4 100644
--- a/build.zig
+++ b/build.zig
@@ -7,7 +7,13 @@ pub fn build(b: *std.build.Builder) !void {
     // between Debug, ReleaseSafe, ReleaseFast, and ReleaseSmall.
     const optimize = b.standardOptimizeOption(.{});
 
-    const use_openssl = b.option(bool, "openssl", "Use system-installed openssl for TLS support in zap") orelse false;
+    // Use an os env var to determine whether to build openssl support
+    const use_openssl = blk: {
+        if (std.os.getenv("ZAP_USE_OPENSSL")) |val| {
+            if (std.mem.eql(u8, val, "true")) break :blk true;
+        }
+        break :blk false;
+    };
 
     // create a module to be used internally.
     const zap_module = b.createModule(.{