add disk

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.28) 
+
+# dear god
+project(lindows)
+
+# find our programs
+set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake.d/")
+find_package(NTFS3g REQUIRED)
+find_package(CoreUtils REQUIRED)
+find_package(MTools REQUIRED)
+
+# make c drive mount point
+file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/lindows_c")
+file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/lindows_efi")
+
+# this should probably be a shell script, i unfortunately do not care
+add_custom_command(OUTPUT lindows_c.img
+	# create empty 16MiB disk image
+	COMMAND "${CoreUtils_dd_EXECUTABLE}" ARGS
+		if=/dev/zero
+		of=lindows_c.img
+		bs=1M
+		count=16
+	# format disk with new NTFS filesystem
+	COMMAND "${NTFS3g_Mkfs_EXECUTABLE}" ARGS -F # scary!
+		-L Windows
+		./lindows_c.img
+	# mount filesystem
+	COMMAND "${NTFS3g_Mount_EXECUTABLE}" ARGS
+		-o no_def_opts
+		lindows_c.img
+		lindows_c
+	
+	# create dirs
+	COMMAND mkdir ARGS lindows_c/Windows
+	COMMAND mkdir ARGS lindows_c/Users
+
+	# unmount filesystem
+	COMMAND "umount" ARGS lindows_c
+)
+
+# this makes the efi system partition
+add_custom_command(OUTPUT lindows_efi.img
+	COMMAND "${CoreUtils_dd_EXECUTABLE}" ARGS
+		if=/dev/zero
+		of=lindows_efi.img
+		bs=1M
+		count=16
+	COMMAND "${MTools_Format_EXECUTABLE}" ARGS -F -i lindows_efi.img
+)
+
+# make the full disk image
+add_custom_command(OUTPUT lindows.img
+	COMMAND echo ARGS label: gpt > disk.sfdisk
+	COMMAND echo ARGS unit: sectors >> disk.sfdisk
+	COMMAND echo ARGS 1M  16M C12A7328-F81F-11D2-BA4B-00A0C93EC93B - >> disk.sfdisk
+	COMMAND echo ARGS 17M 16M EBD0A0A2-B9E5-4433-87C0-68B6B72699C7 - >> disk.sfdisk
+	COMMAND "${CoreUtils_dd_EXECUTABLE}" ARGS
+		if=/dev/zero
+		of=lindows.img
+		bs=1M
+		count=64
+	# partition disk
+	COMMAND sfdisk ARGS lindows.img < disk.sfdisk
+	# write partitions
+	COMMAND "${CoreUtils_dd_EXECUTABLE}" ARGS
+		if=lindows_efi.img
+		of=lindows.img
+		bs=1M
+		count=16
+		seek=1
+	COMMAND "${CoreUtils_dd_EXECUTABLE}" ARGS
+		if=lindows_c.img
+		of=lindows.img
+		bs=1M
+		count=16
+		seek=17
+	DEPENDS lindows_c.img lindows_efi.img
+	BYPRODUCTS disk.sfdisk
+)
+
+add_custom_target(lindows ALL DEPENDS lindows.img)

cmake.d/FindCoreUtils.cmake

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+#[=============================[.rst:
+FindCoreUtils
+----------
+
+finds coreutils. crazy, isnt it?
+
+Imported Targets
+^^^^^^^^^^^^^^^
+
+Provides the following imported targets:
+
+``CoreUtils::dd``
+  The dd command
+
+Result Variables
+^^^^^^^^^^^^^^^^
+
+Defines the following variables:
+
+``CoreUtils_FOUND``
+  True if the system has coreutils
+``CoreUtils_dd_EXECUTABLE``
+  Path to dd
+
+#]=============================]
+
+include(FindPackageHandleStandardArgs)
+
+# dd
+find_program(CoreUtils_dd_EXECUTABLE
+	NAMES dd
+)
+
+find_package_handle_standard_args(CoreUtils
+	FOUND_VAR CoreUtils_FOUND
+	REQUIRED_VARS
+		CoreUtils_dd_EXECUTABLE
+)
+
+# coreutils really only looks good lowercase, but it doesnt fit with cmakes other stuff then
+if (CoreUtils_Found)
+	# add dd
+	add_executable(CoreUtils::dd UNKNOWN IMPORTED)
+	set_target_properties(CoreUtils::dd PROPERTIES
+		IMPORTED_LOCATION "${CoreUtils_dd_EXECUTABLE}"
+	)
+endif()

cmake.d/FindMTools.cmake

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+#[=============================[.rst:
+FindMTools
+----------
+
+finds mtools. holy crap wow.
+
+Result Variables
+^^^^^^^^^^^^^^^^
+
+Defines the following variables:
+
+``MTools_FOUND``
+  True if the system has mtools
+``MTools_Format_EXECUTABLE``
+  Path to mformat
+
+#]=============================]
+
+include(FindPackageHandleStandardArgs)
+
+# mformat
+find_program(MTools_Format_EXECUTABLE NAMES mformat)
+
+find_package_handle_standard_args(MTools
+	FOUND_VAR MTools_FOUND
+	REQUIRED_VARS
+		MTools_Format_EXECUTABLE
+)

cmake.d/FindNTFS3g.cmake

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+#[=============================[.rst:
+FindNTFS3g
+----------
+
+finds nsfs-3g. who woulda guessed.
+
+Result Variables
+^^^^^^^^^^^^^^^^
+
+Defines the following variables:
+
+``NTFS3g_FOUND``
+  True if the system has ntfs-3g
+``NTFS3g_Mkfs_EXECUTABLE``
+  Path to mkfs.ntfs
+``NTFS3g_Mount_EXECUTABLE``
+  Path to ntfs-3g
+
+#]=============================]
+
+include(FindPackageHandleStandardArgs)
+
+# mkfs.ntfs
+find_program(NTFS3g_Mkfs_EXECUTABLE NAMES mkfs.ntfs)
+
+# ntfs-3g
+find_program(NTFS3g_Mount_EXECUTABLE NAMES ntfs-3g)
+
+find_package_handle_standard_args(NTFS3g
+	FOUND_VAR NTFS3g_FOUND
+	REQUIRED_VARS
+		NTFS3g_Mkfs_EXECUTABLE
+		NTFS3g_Mount_EXECUTABLE
+)