From b567a2596989ea928cd208231cb5cf8f8806570c Mon Sep 17 00:00:00 2001
From: Philippe Pittoli <karchnu@karchnu.fr>
Date: Thu, 9 Feb 2023 16:27:02 +0100
Subject: [PATCH] Zig build system updated: can compile static binaries.

---
 mk/makefile.static-build | 1 +
 zig/build.zig            | 8 ++++++++
 zig/makefile             | 4 +++-
 3 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/mk/makefile.static-build b/mk/makefile.static-build
index e9d7bf7..6f1818b 100644
--- a/mk/makefile.static-build
+++ b/mk/makefile.static-build
@@ -1,6 +1,7 @@
 ifdef STATIC
 STATIC_BUILD ?= -static
 CRYSTAL_STATIC_BUILD ?= --static
+ZIG_STATIC_BUILD ?= -Dstatic=true
 endif
 
 # For interactive completion in the shell.
diff --git a/zig/build.zig b/zig/build.zig
index a85554f..f3750fd 100644
--- a/zig/build.zig
+++ b/zig/build.zig
@@ -58,4 +58,12 @@ pub fn build(b: *std.Build) void {
         .optimize = optimize,
     });
     link_and_install(pongd_exe);
+
+    const is_static = b.option(bool, "static", "Compile static binaries.") orelse false;
+    if (is_static) {
+        ipcd_exe.linkage = .static;
+        tcpd_exe.linkage = .static;
+        pong_exe.linkage = .static;
+        pongd_exe.linkage = .static;
+    }
 }
diff --git a/zig/makefile b/zig/makefile
index def1897..83af35a 100644
--- a/zig/makefile
+++ b/zig/makefile
@@ -1,9 +1,11 @@
 all: build
 
+include ../mk/makefile.utils
+
 update-libipc:
 	git submodule update
 
 ZIG_OPTS  ?=
 ZIG_OPTIM ?= ReleaseSafe
 build:
-	zig build -Doptimize=$(ZIG_OPTIM) $(ZIG_OPTS)
+	zig build -Doptimize=$(ZIG_OPTIM) $(ZIG_OPTS) $(ZIG_STATIC_BUILD)