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Add check for libatomic requirement to Python build system (#7184)

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* Add check for libatomic requirement to Python build system

* More thorough check

* Fix typos
This commit is contained in:
Christoph M. Wintersteiger 2024-03-23 18:38:14 +00:00 committed by GitHub
parent 648e05754c
commit 80642e5a7c
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GPG key ID: B5690EEEBB952194
1 changed files with 31 additions and 7 deletions
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24
scripts/mk_util.py
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@ -314,6 +314,26 @@ def test_fpmath(cc):
FPMATH_FLAGS="" FPMATH_FLAGS=""
return "UNKNOWN" return "UNKNOWN"
def test_atomic_required(cc):
t = TempFile('tstatomic.cpp')
t.add("""
#include <atomic>
std::atomic<int> x;
std::atomic<short> y;
std::atomic<char> z;
std::atomic<long long> w;
int main() {
++z;
++y;
++w;
return ++x;
}
""")
t.commit()
fails_without = exec_compiler_cmd([cc, CPPFLAGS, '', 'tstatomic.cpp', LDFLAGS, '']) != 0
ok_with = exec_compiler_cmd([cc, CPPFLAGS, '', 'tstatomic.cpp', LDFLAGS + ' -latomic', '']) == 0
return fails_without and ok_with
def find_jni_h(path): def find_jni_h(path):
for root, dirs, files in os.walk(path): for root, dirs, files in os.walk(path):
@ -2600,6 +2620,9 @@ def mk_config():
CXXFLAGS = '%s -fvisibility=hidden -fvisibility-inlines-hidden -c' % CXXFLAGS CXXFLAGS = '%s -fvisibility=hidden -fvisibility-inlines-hidden -c' % CXXFLAGS
FPMATH = test_fpmath(CXX) FPMATH = test_fpmath(CXX)
CXXFLAGS = '%s %s' % (CXXFLAGS, FPMATH_FLAGS) CXXFLAGS = '%s %s' % (CXXFLAGS, FPMATH_FLAGS)
atomic_required = test_atomic_required(CXX)
if atomic_required:
LDFLAGS = '%s -latomic' % LDFLAGS
if LOG_SYNC: if LOG_SYNC:
CXXFLAGS = '%s -DZ3_LOG_SYNC' % CXXFLAGS CXXFLAGS = '%s -DZ3_LOG_SYNC' % CXXFLAGS
if SINGLE_THREADED: if SINGLE_THREADED:
@ -2710,6 +2733,7 @@ def mk_config():
print('Prefix: %s' % PREFIX) print('Prefix: %s' % PREFIX)
print('64-bit: %s' % is64()) print('64-bit: %s' % is64())
print('FP math: %s' % FPMATH) print('FP math: %s' % FPMATH)
print('libatomic: %s' % ('required' if atomic_required else 'not required'))
print("Python pkg dir: %s" % PYTHON_PACKAGE_DIR) print("Python pkg dir: %s" % PYTHON_PACKAGE_DIR)
if GPROF: if GPROF:
print('gprof: enabled') print('gprof: enabled')