From 7ef4c43d600dcb46c97604c4c81bb890073cc37e Mon Sep 17 00:00:00 2001
From: Philippe Pittoli <karchnu@karchnu.fr>
Date: Mon, 6 Feb 2023 06:06:48 +0100
Subject: [PATCH] Zig implementation: only build static or shared library.

---
 zig-impl/build.zig | 27 +++++++++++++++++++++------
 1 file changed, 21 insertions(+), 6 deletions(-)

diff --git a/zig-impl/build.zig b/zig-impl/build.zig
index 4ff6f3a..3de83fb 100644
--- a/zig-impl/build.zig
+++ b/zig-impl/build.zig
@@ -6,6 +6,11 @@ const VERSION = "0.1.0";
 // declaratively construct a build graph that will be executed by an external
 // runner.
 pub fn build(b: *std.Build) void {
+    const is_release = b.option(bool, "release", "Compile a release build.") orelse false;
+
+    if (is_release) {
+        std.log.err("hello, this is the release stuff", .{});
+    }
     // Standard target options allows the person running `zig build` to choose
     // what target to build for. Here we do not override the defaults, which
     // means any target is allowed, and the default is native. Other options
@@ -17,7 +22,7 @@ pub fn build(b: *std.Build) void {
     // set a preferred release mode, allowing the user to decide how to optimize.
     const optimize = b.standardOptimizeOption(.{});
 
-    const lib = b.addStaticLibrary(.{
+    const static_lib = b.addStaticLibrary(.{
         .name = "ipc",
         // In this case the main source file is merely a path, however, in more
         // complicated build scripts, this could be a generated file.
@@ -28,22 +33,22 @@ pub fn build(b: *std.Build) void {
 
     // Link with the libc of the target system since the C allocator
     // is required in the bindings.
-    lib.linkLibC();
+    static_lib.linkLibC();
 
     // This declares intent for the library to be installed into the standard
     // location when the user invokes the "install" step (the default step when
     // running `zig build`).
-    lib.install();
+    static_lib.install();
 
-    const solib = b.addSharedLibrary(.{
+    const shared_lib = b.addSharedLibrary(.{
         .name = "ipc",
         .root_source_file = .{ .path = "src/bindings.zig" },
         .version = comptime (try std.builtin.Version.parse(VERSION)),
         .target = target,
         .optimize = optimize,
     });
-    solib.linkLibC();
-    solib.install();
+    shared_lib.linkLibC();
+    shared_lib.install();
 
     // Creates a step for unit testing.
     const main_tests = b.addTest(.{
@@ -51,10 +56,20 @@ pub fn build(b: *std.Build) void {
         .target = target,
         .optimize = optimize,
     });
+    main_tests.linkLibC();
 
     // This creates a build step. It will be visible in the `zig build --help` menu,
     // and can be selected like this: `zig build test`
     // This will evaluate the `test` step rather than the default, which is "install".
     const test_step = b.step("test", "Run library tests");
     test_step.dependOn(&main_tests.step);
+
+    const install_static_lib = b.addInstallArtifact(static_lib);
+    const static_lib_step = b.step("static", "Compile LibIPC as a static library.");
+    static_lib_step.dependOn(&install_static_lib.step);
+
+    const install_shared_lib = b.addInstallArtifact(shared_lib);
+    // b.getInstallStep().dependOn(&install_shared_lib.step);
+    const shared_lib_step = b.step("shared", "Compile LibIPC as a shared library.");
+    shared_lib_step.dependOn(&install_shared_lib.step);
 }