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-rw-r--r--mesonbuild/coredata.py5
-rw-r--r--mesonbuild/interpreter/interpreter.py8
-rwxr-xr-xrun_unittests.py4
-rw-r--r--test cases/unit/48 reconfigure/meson.build2
-rw-r--r--test cases/unit/48 reconfigure/subprojects/sub1/meson.build3
5 files changed, 18 insertions, 4 deletions
diff --git a/mesonbuild/coredata.py b/mesonbuild/coredata.py
index 64f65b2..d7bacc1 100644
--- a/mesonbuild/coredata.py
+++ b/mesonbuild/coredata.py
@@ -401,6 +401,11 @@ class CoreData:
self.cross_files = self.__load_config_files(options, scratch_dir, 'cross')
self.compilers = PerMachine(OrderedDict(), OrderedDict()) # type: PerMachine[T.Dict[str, Compiler]]
+ # Set of subprojects that have already been initialized once, this is
+ # required to be stored and reloaded with the coredata, as we don't
+ # want to overwrite options for such subprojects.
+ self.initialized_subprojects: T.Set[str] = set()
+
build_cache = DependencyCache(self.options, MachineChoice.BUILD)
host_cache = DependencyCache(self.options, MachineChoice.HOST)
self.deps = PerMachine(build_cache, host_cache) # type: PerMachine[DependencyCache]
diff --git a/mesonbuild/interpreter/interpreter.py b/mesonbuild/interpreter/interpreter.py
index 143147d..270e891 100644
--- a/mesonbuild/interpreter/interpreter.py
+++ b/mesonbuild/interpreter/interpreter.py
@@ -692,6 +692,7 @@ external dependencies (including libraries) must go to "dependencies".''')
sub = SubprojectHolder(None, os.path.join(self.subproject_dir, subp_name),
disabled_feature=disabled_feature, exception=exception)
self.subprojects[subp_name] = sub
+ self.coredata.initialized_subprojects.add(subp_name)
return sub
def get_subproject(self, subp_name):
@@ -807,6 +808,7 @@ external dependencies (including libraries) must go to "dependencies".''')
self.build_def_files = list(set(self.build_def_files + subi.build_def_files))
self.build.merge(subi.build)
self.build.subprojects[subp_name] = subi.project_version
+ self.coredata.initialized_subprojects.add(subp_name)
self.summary.update(subi.summary)
return self.subprojects[subp_name]
@@ -975,7 +977,7 @@ external dependencies (including libraries) must go to "dependencies".''')
# If this is the first invocation we alway sneed to initialize
# builtins, if this is a subproject that is new in a re-invocation we
# need to initialize builtins for that
- if self.environment.first_invocation or (self.subproject != '' and self.subproject not in self.subprojects):
+ if self.environment.first_invocation or (self.subproject != '' and self.subproject not in self.coredata.initialized_subprojects):
default_options = self.project_default_options.copy()
default_options.update(self.default_project_options)
self.coredata.init_builtins(self.subproject)
@@ -2452,7 +2454,7 @@ subproject. This is a problem as it hardcodes the relative paths of these two pr
This makes it impossible to compile the project in any other directory layout and also
prevents the subproject from changing its own directory layout.
-Instead of poking directly at the internals the subproject should be executed and
+Instead of poking directly at the internals the subproject should be executed and
it should set a variable that the caller can then use. Something like:
# In subproject
@@ -2462,7 +2464,7 @@ some_dep = declare_depencency(include_directories: include_directories('include'
some_dep = depencency('some')
executable(..., dependencies: [some_dep])
-This warning will become a hard error in a future Meson release.
+This warning will become a hard error in a future Meson release.
''')
absdir_src = os.path.join(absbase_src, a)
absdir_build = os.path.join(absbase_build, a)
diff --git a/run_unittests.py b/run_unittests.py
index 905cb8f..b75eb16 100755
--- a/run_unittests.py
+++ b/run_unittests.py
@@ -4321,7 +4321,7 @@ class AllPlatformTests(BasePlatformTests):
def test_reconfigure(self):
testdir = os.path.join(self.unit_test_dir, '48 reconfigure')
- self.init(testdir, extra_args=['-Dopt1=val1'])
+ self.init(testdir, extra_args=['-Dopt1=val1', '-Dsub1:werror=true'])
self.setconf('-Dopt2=val2')
self.__reconfigure()
@@ -4332,6 +4332,7 @@ class AllPlatformTests(BasePlatformTests):
self.assertRegex(out, 'opt2 val2')
self.assertRegex(out, 'opt3 val3')
self.assertRegex(out, 'opt4 default4')
+ self.assertRegex(out, 'sub1:werror True')
self.build()
self.run_tests()
@@ -4345,6 +4346,7 @@ class AllPlatformTests(BasePlatformTests):
self.assertRegex(out, 'opt2 val2')
self.assertRegex(out, 'opt3 val3')
self.assertRegex(out, 'opt4 val4')
+ self.assertRegex(out, 'sub1:werror True')
self.assertTrue(Path(self.builddir, '.gitignore').exists())
self.build()
self.run_tests()
diff --git a/test cases/unit/48 reconfigure/meson.build b/test cases/unit/48 reconfigure/meson.build
index 6eaac5d..4f35458 100644
--- a/test cases/unit/48 reconfigure/meson.build
+++ b/test cases/unit/48 reconfigure/meson.build
@@ -7,3 +7,5 @@ message('opt4 ' + get_option('opt4'))
exe = executable('test1', 'main.c')
test('test1', exe)
+
+sub1 = subproject('sub1')
diff --git a/test cases/unit/48 reconfigure/subprojects/sub1/meson.build b/test cases/unit/48 reconfigure/subprojects/sub1/meson.build
new file mode 100644
index 0000000..4f3d2fc
--- /dev/null
+++ b/test cases/unit/48 reconfigure/subprojects/sub1/meson.build
@@ -0,0 +1,3 @@
+project('sub1')
+
+message('sub1:werror', get_option('werror'))