From 3ba99e32cd6ecbbcf27ddd638209f1e0ccf5316b Mon Sep 17 00:00:00 2001
From: Vincent Rischmann
Date: Sun, 18 Sep 2022 02:17:23 +0200
Subject: build: add the preprocess-files tool

---
 build.zig | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'build.zig')

diff --git a/build.zig b/build.zig
index 0e3b025..71417e2 100644
--- a/build.zig
+++ b/build.zig
@@ -183,6 +183,21 @@ pub fn build(b: *std.build.Builder) !void {
     const target = b.standardTargetOptions(.{});
     const mode = b.standardReleaseOptions();
 
+    // Tool to preprocess the sqlite header files.
+    //
+    // Due to limitations of translate-c the standard header files can't be used for building loadable extensions
+    // so we have this tool which creates usable header files.
+
+    const preprocess_files_tool = b.addExecutable("preprocess-files", "tools/preprocess_files.zig");
+    preprocess_files_tool.setBuildMode(mode);
+    preprocess_files_tool.setTarget(getTarget(target, true));
+
+    // Add a top-level step to run the preprocess-files tool
+    const preprocess_files_run = b.step("preprocess-files", "Run the preprocess-files tool");
+
+    const preprocess_files_tool_run = preprocess_files_tool.run();
+    preprocess_files_run.dependOn(&preprocess_files_tool_run.step);
+
     // If the target is native we assume the user didn't change it with -Dtarget and run all test targets.
     // Otherwise we run a single test target.
     const test_targets = if (target.isNative())
-- 
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