From 2846b56c7e1d88942bd3de96cbe3fec6b0304012 Mon Sep 17 00:00:00 2001
From: Randy Eckenrode <randy@largeandhighquality.com>
Date: Wed, 13 Nov 2024 13:53:14 -0500
Subject: [PATCH 10/18] Add vendored libtapi to the ld64 build

---
 meson.build                          |  3 +-
 subprojects/libtapi/meson.build      | 44 ++++++++++++++++++++++++++++
 subprojects/libtapi/tapi/meson.build | 11 +++++++
 3 files changed, 57 insertions(+), 1 deletion(-)
 create mode 100644 subprojects/libtapi/meson.build
 create mode 100644 subprojects/libtapi/tapi/meson.build

diff --git a/meson.build b/meson.build
index a79f03f..244458c 100644
--- a/meson.build
+++ b/meson.build
@@ -26,7 +26,8 @@ libcodedirectory_dep = dependency(
 )
 libtapi_dep = dependency(
     'libtapi',
-    version : [ '>=1500' , '<1600' ],
+    version : [ '>=1600' , '<1700' ],
+    fallback : [ 'libtapi', 'libtapi_dep' ],
 )
 llvm_dep = dependency(
     'llvm',
diff --git a/subprojects/libtapi/meson.build b/subprojects/libtapi/meson.build
new file mode 100644
index 0000000..9cd1dcc
--- /dev/null
+++ b/subprojects/libtapi/meson.build
@@ -0,0 +1,44 @@
+project(
+    'libtapi',
+    'c', 'cpp',
+    default_options : {'c_std': 'c23', 'cpp_std': 'c++23'},
+    license : 'NCSA',
+    license_files : 'LICENSE.TXT',
+    meson_version : '>=1.6.0',
+    version : '1600.0.11.8',
+)
+
+
+cc = meson.get_compiler('c')
+cxx = meson.get_compiler('cpp')
+
+# libtapi only needs a subset of functionality from LLVM, so link only what it needs statically
+# to avoid ODR violations when loading LTO plugins (which don’t use these APIs).
+llvm_dep = dependency(
+    'llvm',
+    modules : [
+        'demangle',
+        'targetparser',
+        'textapi',
+    ],
+    static : true,
+    version : '>=19.1'
+)
+
+
+subdir('tapi')
+
+libtapi = static_library(
+    'tapi',
+    sources : [
+        'APIVersion.cpp',
+        'LinkerInterfaceFile.cpp',
+        'Version.cpp',
+    ],
+)
+
+libtapi_dep = declare_dependency(
+    dependencies : [ llvm_dep ],
+    include_directories : [ '.' ],
+    link_with : libtapi,
+)
diff --git a/subprojects/libtapi/tapi/meson.build b/subprojects/libtapi/tapi/meson.build
new file mode 100644
index 0000000..c9e463a
--- /dev/null
+++ b/subprojects/libtapi/tapi/meson.build
@@ -0,0 +1,11 @@
+version_components = meson.project_version().split('.')
+version_inc = configure_file(
+    configuration : {
+        'TAPI_VERSION' : meson.project_version(),
+        'TAPI_VERSION_MAJOR' : version_components[0],
+        'TAPI_VERSION_MINOR' : version_components[1],
+        'TAPI_VERSION_PATCH' : version_components[2],
+    },
+    input : 'Version.inc.in',
+    output : '@BASENAME@',
+)
-- 
2.47.2