1 files changed, 56 insertions, 0 deletions
diff --git a/vere/ext/lmdb/build.zig b/vere/ext/lmdb/build.zig
new file mode 100644
index 0000000..74651cc
--- /dev/null
+++ b/vere/ext/lmdb/build.zig
@@ -0,0 +1,56 @@
+const std = @import("std");
+
+pub fn build(b: *std.Build) !void {
+    const target = b.standardTargetOptions(.{});
+    const optimize = b.standardOptimizeOption(.{});
+
+    const lmdb_c = b.dependency("lmdb", .{
+        .target = target,
+        .optimize = optimize,
+    });
+
+    const lmdb = b.addStaticLibrary(.{
+        .name = "lmdb",
+        .target = target,
+        .optimize = optimize,
+    });
+
+    lmdb.linkLibC();
+
+    lmdb.addIncludePath(lmdb_c.path("libraries/liblmdb"));
+
+    var flags = std.ArrayList([]const u8).init(b.allocator);
+    defer flags.deinit();
+
+    try flags.appendSlice(&.{
+        "-fno-sanitize=all",
+        "-pthread",
+        "-O2",
+        "-g",
+        "-W",
+        "-Wall",
+        "-Wno-unused-parameter",
+        "-Wbad-function-cast",
+        "-Wuninitialized",
+    });
+
+    if (target.result.os.tag.isDarwin()) {
+        try flags.appendSlice(&.{"-DURBIT_RUNTIME_OS_DARWIN"});
+    }
+
+    lmdb.addCSourceFiles(.{
+        .root = lmdb_c.path("libraries/liblmdb"),
+        .files = &.{"midl.c"},
+        .flags = flags.items,
+    });
+
+    lmdb.addCSourceFiles(.{
+        .root = b.path("patches/lmdb-0.9.29"),
+        .files = &.{"mdb.c"},
+        .flags = flags.items,
+    });
+
+    lmdb.installHeader(lmdb_c.path("libraries/liblmdb/lmdb.h"), "lmdb/lmdb.h");
+
+    b.installArtifact(lmdb);
+}