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cargo2android: Support exported C headers

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staticlib and cdylib crate types generally want to export header files
for use by C code. Allow the location of these headers to be provided to
c2a for inclusion in blueprint.

Bug: 178565008
Test: Generate rustc-demangle-capi
Change-Id: I0aa9acfb081ea39a7e13315bfc8029d06b8f55d3
This commit is contained in:
Matthew Maurer
2021-08-17 11:27:36 -07:00
parent 9e4b781de9
commit 062709c3b3
1 changed files with 16 additions and 2 deletions
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18
scripts/cargo2android.py
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@@ -127,8 +127,12 @@ WARNING_FILE_PAT = re.compile('^ *--> ([^:]*):[0-9]+')
# Rust package name with suffix -d1.d2.d3.
VERSION_SUFFIX_PAT = re.compile(r'^(.*)-[0-9]+\.[0-9]+\.[0-9]+$')
# Rust crate_type values that correspond to a library
LIBRARY_CRATE_TYPES = ['lib', 'rlib', 'dylib', 'staticlib', 'cdylib']
# Crate types corresponding to a C ABI library
C_LIBRARY_CRATE_TYPES = ['staticlib', 'cdylib']
# Crate types corresponding to a Rust ABI library
RUST_LIBRARY_CRATE_TYPES = ['lib', 'rlib', 'dylib']
# Crate types corresponding to a library
LIBRARY_CRATE_TYPES = C_LIBRARY_CRATE_TYPES + RUST_LIBRARY_CRATE_TYPES
def altered_name(name):
return RENAME_MAP[name] if (name in RENAME_MAP) else name
@@ -698,6 +702,11 @@ class Crate(object):
self.dump_edition_flags_libs()
if self.runner.args.host_first_multilib and self.host_supported and crate_type != 'test':
self.write(' compile_multilib: "first",')
if self.runner.args.exported_c_header_dir and crate_type in C_LIBRARY_CRATE_TYPES:
self.write(' include_dirs: [')
for header_dir in self.runner.args.exported_c_header_dir:
self.write(' "%s",' % header_dir)
self.write(' ],')
if self.runner.args.apex_available and crate_type in LIBRARY_CRATE_TYPES:
self.write(' apex_available: [')
for apex in self.runner.args.apex_available:
@@ -1646,6 +1655,11 @@ def get_parser():
default=False,
help=('run cargo build with existing Cargo.lock ' +
'(used when some latest dependent crates failed)'))
parser.add_argument(
'--exported_c_header_dir',
nargs='*',
help='Directories with headers to export for C usage'
)
parser.add_argument(
'--min-sdk-version',
type=str,