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nixpkgs/pkgs/by-name/ld/ld64/patches/0010-Add-vendored-libtapi-to-the-ld64-build.patch
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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 dont 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