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16 commits

Author SHA1 Message Date
raiden00pl
bf45e12fdd Revert "cmake: normalize .config on reconfigure"
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This reverts commit 9b0d46c222.

This change was made to fix a problem in NTFC with kernel build,
but it introduces an incompatibility with make.

We are reverting this change and the NTFC issue will be resolved
on the NTFC side.

Signed-off-by: raiden00pl <raiden00@railab.me>
2026-08-13 07:54:00 +02:00
raiden00pl
9b0d46c222 cmake: normalize .config on reconfigure
olddefconfig only ran when .config was generated from the defconfig,
so changes applied to an existing .config (e.g. with kconfig-tweak)
never got their dependent defaults. Run olddefconfig on reconfigure as
well, as the Make flow does on every build.

Signed-off-by: raiden00pl <raiden00@railab.me>
Assisted-by: Claude Code
2026-08-12 14:38:44 +08:00
Alan Carvalho de Assis
87260499e1 cmake: Use NUTTX(_DIR/_BIN_DIR) instead CMAKE(_SRC_DIR/_BIN_DIR)
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This change fixes NuttX’s CMake support when NuttX is embedded
in another project via add_subdirectory(). CMake’s CMAKE_SOURCE_DIR
and CMAKE_BINARY_DIR refer to the outermost project, causing NuttX
to access its .config, generated files, host tools, and build artifacts
in the parent project’s directories. The fix introduces NUTTX_DIR and
NUTTX_BINARY_DIR, based on CMAKE_CURRENT_SOURCE_DIR and
CMAKE_CURRENT_BINARY_DIR, and consistently uses them for NuttX
self-references while preserving existing standalone builds. It fixes
the Kconfig initialization failure reported in #19697 and allows an
embedded sim:nsh build to configure, build, and boot successfully.
The change affects only the CMake build system (not Make or Kconfig
defaults), requires the corresponding nuttx-apps change, and does not
extend add_subdirectory() support to cross-compiled non-sim boards due
to CMake’s toolchain-file limitation.

Fixes #19697.

Assisted-by: Claude:claude-sonnet-5
Signed-off-by: Alan Carvalho de Assis <acassis@gmail.com>
2026-08-09 11:13:08 -03:00
Shoji Tokunaga
08a2de27cf cmake: Fix SIM_TOOLCHAIN using CMake on macOS.
Fix an issue where `SIM_TOOLCHAIN_GCC` was incorrectly set when
configuring `sim:nsh` using CMake on macOS.
Ensure that `nuttx_sethost()` is called before `nuttx_olddefconfig()`.

Signed-off-by: Shoji Tokunaga <toku@mac.com>
2026-05-25 14:32:48 +02:00
xuxin19
e9e9c76a76 cmake(enhance):include-style defconfig can modified via menuconfig
1. enhanced process_config.py script: supports both preprocess and postprocess modes

2. in preprocess mode: handles include formats and recursively records the include config tree structure to prepare for postprocess

3. In postprocess mode: compares the original file with menuconfig to identify non-#include items that should be written back

4. olddefconfig stores the original compressed include defconfig file at the very beginning

5. savedefconfig saves both the original file and the written back include defconfig

Signed-off-by: xuxin19 <xuxin19@xiaomi.com>
2026-01-15 15:42:17 -03:00
wangchengdong
a2773f267e cmake: Improve nuttx_generate_kconfig()
Enhance the nuttx_generate_kconfig() implementation to ensure that
both subdirectories and external directories containing a CMakeLists.txt
or a Kconfig file are properly included during Kconfig generation.

Signed-off-by: Chengdong Wang <wangchengdong@lixiang.com>
2025-12-02 02:45:36 +08:00
wangchengdong
c5f85f8275 CMake: Enable Kconfig generation for external directories
Currently, nuttx_generate_kconfig() can only parse subdirectories
under apps/. This patch extends its capability to also parse
external directories referenced from the apps tree.

Signed-off-by: Chengdong Wang <wangchengdong@lixiang.com>
2025-11-20 19:16:05 +08:00
wangchengdong
fd70e5f947 CMake: Enable both sub-Kconfig and generated menu Kconfig
Currently, nuttx_generate_kconfig() allows a subdirectory to have
either a handwritten sub-Kconfig or a generated menu Kconfig, but
not both.

This patch enables support for having both a sub-Kconfig and a
generated menu Kconfig within the same subdirectory.

Signed-off-by: Chengdong Wang <wangchengdong@lixiang.com>
2025-11-20 13:29:02 +08:00
xuxin19
6d629b3b36 cmake:bugfix kconfig menu in cmake cannot be generated recursively
the ${MENUCONFIG} file in the output directory is enough,
as invoking nuttx_generate_kconfig() will generate this
file in the output directory.
Since we are collecting these files recursively,
the nuttx_generate_kconfig() function of the parent directory
will be called after all the subdirectories' nuttx_generate_kconfig()
functions have been invoked.

Signed-off-by: xuxin19 <xuxin19@xiaomi.com>
2024-11-18 17:01:43 +08:00
simbit18
7db9b47465 Cmake: Improved setconfig support for setting multiple parameters
Improved setconfig support for setting multiple parameters for the .config

Added Cmake and Ninja version info

Modified savedefconfig now behaves with the same logic as the tools/refresh.sh script used for the update stage (make build) on GitHub.
2024-10-07 18:45:22 +08:00
Alin Jerpelea
41537fe90f cmake: migrate to SPDX identifier
Most tools used for compliance and SBOM generation use SPDX identifiers
This change brings us a step closer to an easy SBOM generation.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2024-09-10 11:34:40 +08:00
simbit18
ebbd585f97 cmake/nuttx_kconfig.cmake: fixed the correct .config path in the build folder
Fixing the correct .config path during the setconfig process.

changed ${NUTTX_DIR} -> ${CMAKE_BINARY_DIR}

see https://github.com/apache/nuttx/pull/13175#issuecomment-2320360957
2024-08-30 23:47:11 +08:00
simbit18
1661a66843 [cmake]: added initial support for MSYS2
Currently concerns only arm.

tools/ci/testlist/msys2.dat:
At the moment I only added the board nucleo-l152re:nsh

.github/workflows/build.yml:
Enabled cmake for msys2
2024-08-27 21:36:12 +08:00
xuxin19
94d8fba629 cmake:bugfix generate config.h contain ; characters will be handled incorrectly
`;` is treated as a list separator in CMake.
the file(STRING) function will read the wrong .config value
string(REGEX REPLACE) will also incorrectly handle lines containing `;`
so here we can only parse character by character.

Signed-off-by: xuxin19 <xuxin19@xiaomi.com>
2024-04-29 11:14:48 -03:00
xuxin19
94e6cfb662 cmake:fix invalid configs when export defconfig and .config
when func `nuttx_export_kconfig` is called for the second time,
the expired configuration will be retained causing compilation failure

Signed-off-by: xuxin19 <xuxin19@xiaomi.com>
2023-08-29 09:51:20 +08:00
chao an
6ee9ec7656 build: add initial cmake build system
1. Update all CMakeLists.txt to adapt to new layout
2. Fix cmake build break
3. Update all new file license
4. Fully compatible with current compilation environment(use configure.sh or cmake as you choose)

------------------

How to test

From within nuttx/. Configure:

cmake -B build -DBOARD_CONFIG=sim/nsh -GNinja
cmake -B build -DBOARD_CONFIG=sim:nsh -GNinja
cmake -B build -DBOARD_CONFIG=sabre-6quad/smp -GNinja
cmake -B build -DBOARD_CONFIG=lm3s6965-ek/qemu-flat -GNinja

(or full path in custom board) :
cmake -B build -DBOARD_CONFIG=$PWD/boards/sim/sim/sim/configs/nsh -GNinja

This uses ninja generator (install with sudo apt install ninja-build). To build:

$ cmake --build build

menuconfig:

$ cmake --build build -t menuconfig

--------------------------

2. cmake/build: reformat the cmake style by cmake-format

https://github.com/cheshirekow/cmake_format

$ pip install cmakelang

$ for i in `find -name CMakeLists.txt`;do cmake-format $i -o $i;done
$ for i in `find -name *\.cmake`;do cmake-format $i -o $i;done

Co-authored-by: Matias N <matias@protobits.dev>
Signed-off-by: chao an <anchao@xiaomi.com>
2023-07-08 13:50:48 +08:00