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-rw-r--r--mesonbuild/backend/backends.py3
-rw-r--r--mesonbuild/backend/ninjabackend.py13
2 files changed, 6 insertions, 10 deletions
diff --git a/mesonbuild/backend/backends.py b/mesonbuild/backend/backends.py
index 8153ff7..0e7e8e0 100644
--- a/mesonbuild/backend/backends.py
+++ b/mesonbuild/backend/backends.py
@@ -17,7 +17,6 @@ from .. import build
from .. import dependencies
from .. import mesonlib
from .. import mlog
-from .. import compilers
import json
import subprocess
from ..mesonlib import MesonException, OrderedSet
@@ -400,7 +399,7 @@ class Backend:
result = OrderedSet()
result.add('meson-out')
result.update(self.rpaths_for_bundled_shared_libraries(target))
- return list(result)
+ return tuple(result)
def object_filename_from_source(self, target, source):
assert isinstance(source, mesonlib.File)
diff --git a/mesonbuild/backend/ninjabackend.py b/mesonbuild/backend/ninjabackend.py
index 6daa939..6b2a00a 100644
--- a/mesonbuild/backend/ninjabackend.py
+++ b/mesonbuild/backend/ninjabackend.py
@@ -20,6 +20,7 @@ import subprocess
from collections import OrderedDict
import itertools
from pathlib import PurePath
+from functools import lru_cache
from . import backends
from .. import modules
@@ -147,7 +148,6 @@ class NinjaBackend(backends.Backend):
super().__init__(build)
self.name = 'ninja'
self.ninja_filename = 'build.ninja'
- self.target_arg_cache = {}
self.fortran_deps = {}
self.all_outputs = {}
@@ -1951,6 +1951,7 @@ rule FORTRAN_DEP_HACK%s
incs += compiler.get_include_args(i, False)
return incs
+ @lru_cache(maxsize=None)
def _generate_single_compile(self, target, compiler, is_generated=False):
base_proxy = self.get_base_options_for_target(target)
# Create an empty commands list, and start adding arguments from
@@ -2047,12 +2048,7 @@ rule FORTRAN_DEP_HACK%s
raise AssertionError('BUG: sources should not contain headers {!r}'.format(src))
compiler = get_compiler_for_source(target.compilers.values(), src)
- key = (target, compiler, is_generated)
- if key in self.target_arg_cache:
- commands = self.target_arg_cache[key]
- else:
- commands = self._generate_single_compile(target, compiler, is_generated)
- self.target_arg_cache[key] = commands
+ commands = self._generate_single_compile(target, compiler, is_generated)
commands = CompilerArgs(commands.compiler, commands)
build_dir = self.environment.get_build_dir()
@@ -2276,6 +2272,7 @@ rule FORTRAN_DEP_HACK%s
return linker.get_link_whole_for(target_args) if len(target_args) else []
@staticmethod
+ @lru_cache(maxsize=None)
def guess_library_absolute_path(linker, libname, search_dirs, patterns):
for d in search_dirs:
for p in patterns:
@@ -2334,7 +2331,7 @@ rule FORTRAN_DEP_HACK%s
guessed_dependencies = []
# TODO The get_library_naming requirement currently excludes link targets that use d or fortran as their main linker
if hasattr(linker, 'get_library_naming'):
- search_dirs = list(search_dirs) + linker.get_library_dirs(self.environment)
+ search_dirs = tuple(search_dirs) + linker.get_library_dirs(self.environment)
static_patterns = linker.get_library_naming(self.environment, 'static', strict=True)
shared_patterns = linker.get_library_naming(self.environment, 'shared', strict=True)
for libname in libs: