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samba-mirror/buildtools/wafsamba/samba_rust.py
David Mulder 910a331f3e Disable the rust build by default
Signed-off-by: David Mulder <dmulder@samba.org>
Reviewed-by: Alexander Bokovoy <ab@samba.org>
2024-10-23 14:21:34 +00:00

90 lines
3.4 KiB
Python

from waflib.Configure import conf
from waflib import Build
import os
@conf
def SAMBA_CHECK_RUST(conf):
conf.find_program('cargo', var='CARGO',
mandatory=conf.env.enable_rust)
def vendor_sources(bld, enabled=True):
# force-disable when we can't build rust modules, so
# every single call doesn't need to pass this in.
if not bld.env.enable_rust:
enabled = False
# Save time, no need to build rust when fuzzing
if bld.env.enable_fuzzing:
enabled = False
# Determine the vendor directory
vendor = bld.path.find_or_declare('./vendor')
# WAF dependencies can only be explicit files, not directories, so we touch
# a file to indicate vendoring has been completed.
vendor_exists = '%s.exists' % vendor
# Locate the source manifest file
source_manifest = bld.path.find_or_declare('../../../rust/Cargo.toml')
rule = ['${CARGO}', 'vendor',
'--manifest-path=${SRC[0].abspath(env)}',
'%s' % vendor,
'&& touch %s' % vendor_exists]
bld.SAMBA_GENERATOR('vendor.exists',
' '.join(rule),
source=source_manifest,
target=vendor_exists,
group='final',
enabled=enabled)
Build.BuildContext.vendor_sources = vendor_sources
def find_sources(source_dir, dep_crate):
sources = []
for root, dirs, files in os.walk(os.path.join(source_dir, dep_crate)):
for file in files:
if os.path.splitext(file)[-1] in ['.rs', '.c', '.h']:
sources.append(os.path.join(root, file))
return sources
def SAMBA_RUST(bld, rust_subdir, target_name, dep_crates=[], enabled=True):
# force-disable when we can't build rust modules, so
# every single call doesn't need to pass this in.
if not bld.env.enable_rust:
enabled = False
# Save time, no need to build rust when fuzzing
if bld.env.enable_fuzzing:
enabled = False
release_flag = ''
if bld.env.debug or bld.env.developer:
target = os.path.join('debug', target_name)
else:
release_flag = '--release'
target = os.path.join('release', target_name)
target = bld.path.find_or_declare(target)
# The Rust target directory is one directory above the located target
target_dir = os.path.join(os.path.dirname('%s' % target), '../')
# Try to determine the source directory
source_dir = os.path.abspath(os.path.join(target_dir, '../../../rust'))
if not os.path.exists(source_dir):
raise Exception('Failed to determine rust source directory')
# Now determine the sources of each local crate
sources = find_sources(source_dir, rust_subdir)
for dep_crate in dep_crates:
sources.extend(find_sources(source_dir, dep_crate))
sources = [os.path.relpath(p, source_dir) for p in sources]
rule = ['${CARGO}', 'build',
'--manifest-path=${SRC[0].abspath(env)}',
'--target-dir=%s' % target_dir,
release_flag]
bld.SAMBA_GENERATOR(target_name,
' '.join(rule),
source='%s/Cargo.toml vendor.exists %s' % \
(rust_subdir, ' '.join(sources)),
target=target,
group='final',
enabled=enabled)
Build.BuildContext.SAMBA_RUST_LIBRARY = SAMBA_RUST
Build.BuildContext.SAMBA_RUST_BINARY = SAMBA_RUST