From 9a9d0043f2cd5819217febf3454c812dd643d471 Mon Sep 17 00:00:00 2001
From: modeco80 <lily.modeco80@protonmail.ch>
Date: Fri, 19 Jul 2024 19:34:25 -0400
Subject: [PATCH] setup scaffold for cmake build

don't care for make and it makes importing other third party code harder
---
 speech2/CMakeLists.txt            | 14 +++++++
 speech2/cmake/clangcl-winxp.cmake | 61 +++++++++++++++++++++++++++++++
 2 files changed, 75 insertions(+)
 create mode 100644 speech2/CMakeLists.txt
 create mode 100644 speech2/cmake/clangcl-winxp.cmake

diff --git a/speech2/CMakeLists.txt b/speech2/CMakeLists.txt
new file mode 100644
index 0000000..ff2da8a
--- /dev/null
+++ b/speech2/CMakeLists.txt
@@ -0,0 +1,14 @@
+cmake_minimum_required(VERSION 3.15)
+
+project(testprog)
+
+xp_init()
+
+add_executable(testprog
+	testprog.cpp
+)
+
+# use the static multithreaded C library
+set_property(TARGET testprog PROPERTY
+  MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
+
diff --git a/speech2/cmake/clangcl-winxp.cmake b/speech2/cmake/clangcl-winxp.cmake
new file mode 100644
index 0000000..cd890b1
--- /dev/null
+++ b/speech2/cmake/clangcl-winxp.cmake
@@ -0,0 +1,61 @@
+# Windows XP
+
+set(CMAKE_SYSTEM_NAME Windows)
+set(CMAKE_SYSTEM_VERSION 5.1)
+set(CMAKE_SYSTEM_PROCESSOR x86)
+
+set(TARGET_VERSION_MAJOR 5)
+set(TARGET_VERSION_MINOR)
+
+set(_MSVC_TRIPLET "i686-pc-windows-msvc")
+
+# CXXRTDIR = $(VCDIR)/crt
+# UCRTDIR = $(VCDIR)/ucrt
+# PSDKDIR = $(VCDIR)/winsdk
+
+if("$ENV{VCDIR}" STREQUAL "")
+	message(FATAL_ERROR "Please set VCDIR in your environment to an appropiate path.")
+endif()
+
+set(_CRTDIR "$ENV{VCDIR}/crt")
+set(_UCRTDIR "$ENV{VCDIR}/ucrt")
+set(_PSDKDIR "$ENV{VCDIR}/winsdk")
+
+set(_CLANG_BASEFLAGS "-target ${_MSVC_TRIPLET} -fms-extensions -fms-compatibility-version=19 -isystem ${_CRTDIR}/include -isystem ${_UCRTDIR}/include -isystem ${_PSDKDIR}/include/shared -isystem ${_PSDKDIR}/include/um")
+set(_CLANG_ARCHFLAGS "-march=pentium4")
+
+set(CMAKE_C_COMPILER "clang" CACHE FILEPATH "")
+set(CMAKE_CXX_COMPILER "clang++" CACHE FILEPATH "")
+set(CMAKE_LINKER "lld-link" CACHE FILEPATH "")
+
+
+set(CMAKE_C_FLAGS_INIT "${_CLANG_BASEFLAGS} ${_CLANG_ARCHFLAGS}")
+set(CMAKE_C_FLAGS_RELEASE_INIT "${CMAKE_C_FLAGS_INIT} -fomit-frame-pointer")
+set(CMAKE_CXX_FLAGS_INIT "${CMAKE_C_FLAGS_INIT}")
+set(CMAKE_CXX_FLAGS_RELEASE_INIT "${CMAKE_C_FLAGS_RELEASE_INIT} ${CMAKE_CXX_FLAGS_INIT}")
+
+# Set base linker library paths
+foreach(type EXE MODULE SHARED)
+	set(CMAKE_${type}_LINKER_FLAGS "-Xlinker /libpath:${_CRTDIR}/lib/x86 -Xlinker /libpath:${_UCRTDIR}/lib -Xlinker /libpath:${_PSDKDIR}/lib")
+endforeach()
+
+# Remove fluff libraries; projects should specify them
+set(CMAKE_C_STANDARD_LIBRARIES "" CACHE STRING "" FORCE)
+set(CMAKE_CXX_STANDARD_LIBRARIES "" CACHE STRING "" FORCE)
+
+# Run this once after you call project() to replace broken
+macro(xp_init)
+	foreach(lang C CXX)
+		# have to patch the link commands to replace /MANIFEST:EMBED with /MANIFEST:NO
+		# because ....
+		set(CMAKE_${lang}_CREATE_SHARED_LIBRARY
+	"<CMAKE_${lang}_COMPILER> -nostartfiles -nostdlib <CMAKE_SHARED_LIBRARY_${lang}_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS> -o <TARGET> ${CMAKE_GNULD_IMAGE_VERSION} -Xlinker /MANIFEST:EMBED -Xlinker /implib:<TARGET_IMPLIB> -Xlinker /pdb:<TARGET_PDB> -Xlinker /version:${CMAKE_SYSTEM_VERSION} <OBJECTS> <LINK_LIBRARIES> <MANIFESTS>" CACHE STRING "" FORCE)
+	set(CMAKE_${lang}_CREATE_SHARED_MODULE ${CMAKE_${lang}_CREATE_SHARED_LIBRARY} CACHE STRING "")
+		set(CMAKE_${lang}_LINK_EXECUTABLE
+	"<CMAKE_${lang}_COMPILER> -nostartfiles -nostdlib <FLAGS> <CMAKE_${lang}_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> -Xlinker /MANIFEST:NO -Xlinker /implib:<TARGET_IMPLIB> -Xlinker /pdb:<TARGET_PDB> -Xlinker /version:${CMAKE_SYSTEM_VERSION} ${CMAKE_GNULD_IMAGE_VERSION} <LINK_LIBRARIES> <MANIFESTS>" CACHE STRING "" FORCE)
+
+		# also patch these so we can set the subsytem version
+		set(CMAKE_${lang}_CREATE_WIN32_EXE "-Xlinker /subsystem:windows,${CMAKE_SYSTEM_VERSION}" CACHE STRING "")
+		set(CMAKE_${lang}_CREATE_CONSOLE_EXE "-Xlinker /subsystem:console,${CMAKE_SYSTEM_VERSION}" CACHE STRING "")
+	endforeach()
+endmacro()