buildman: Support #include files in defconfigs
This is used by some boards in U-Boot and is a convenient way to deal
with common settings where using a Kconfig files is not desirable.
Detect #include files and process them as if they were part of the
original file.
Signed-off-by: Simon Glass <sjg@chromium.org>
Fixes: https://source.denx.de/u-boot/custodians/u-boot-dm/-/issues/30
diff --git a/tools/buildman/boards.py b/tools/buildman/boards.py
index 3c28227..9e7b486 100644
--- a/tools/buildman/boards.py
+++ b/tools/buildman/boards.py
@@ -19,7 +19,10 @@
from buildman import board
from buildman import kconfiglib
+from u_boot_pylib import command
from u_boot_pylib.terminal import print_clear, tprint
+from u_boot_pylib import tools
+from u_boot_pylib import tout
### constant variables ###
OUTPUT_FILE = 'boards.cfg'
@@ -202,6 +205,7 @@
os.environ['KCONFIG_OBJDIR'] = ''
self._tmpfile = None
self._conf = kconfiglib.Kconfig(warn=False)
+ self._srctree = srctree
def __del__(self):
"""Delete a leftover temporary file before exit.
@@ -239,7 +243,26 @@
expect_target, match, rear = leaf.partition('_defconfig')
assert match and not rear, f'{leaf} : invalid defconfig'
- self._conf.load_config(defconfig)
+ temp = None
+ if b'#include' in tools.read_file(defconfig):
+ cmd = [
+ os.getenv('CPP', 'cpp'),
+ '-nostdinc', '-P',
+ '-I', self._srctree,
+ '-undef',
+ '-x', 'assembler-with-cpp',
+ defconfig]
+ result = command.run_pipe([cmd], capture=True, capture_stderr=True)
+ temp = tempfile.NamedTemporaryFile(prefix='buildman-')
+ tools.write_file(temp.name, result.stdout, False)
+ fname = temp.name
+ tout.info(f'Processing #include to produce {defconfig}')
+ else:
+ fname = defconfig
+
+ self._conf.load_config(fname)
+ if temp:
+ del temp
self._tmpfile = None
params = {}