1*4882a593SmuzhiyunFrom de10fbc2386dcac3ab810c49b6977b2ee01bf426 Mon Sep 17 00:00:00 2001
2*4882a593SmuzhiyunFrom: Khem Raj <raj.khem@gmail.com>
3*4882a593SmuzhiyunDate: Wed, 17 Feb 2021 13:30:23 -0800
4*4882a593SmuzhiyunSubject: [PATCH] setup.py: Do not mix C and C++ compiler options
5*4882a593Smuzhiyun
6*4882a593SmuzhiyunEXTRA_ENV_COMPILE_ARGS is used both with CC and CXX
7*4882a593Smuzhiyunso using -std=c++11 or -std=gnu99 together will cause
8*4882a593Smuzhiyunbuild time errors espcially with clang
9*4882a593Smuzhiyun
10*4882a593SmuzhiyunKeep '-std=c++11' to fix native build error
11*4882a593Smuzhiyunwith old gcc (such as gcc 5.4.0 on ubuntu 16.04), for clang
12*4882a593Smuzhiyunwe will remove them through GRPC_PYTHON_CFLAGS at do_compile
13*4882a593Smuzhiyunin bb recipe.
14*4882a593Smuzhiyun
15*4882a593SmuzhiyunWhile export CC="gcc ", cc_args is None, it will
16*4882a593Smuzhiyuncause subprocess.Popen always return 1. On centos 8, if you don't
17*4882a593Smuzhiyuninstall package libatomic, there will be a native build error
18*4882a593Smuzhiyun`cannot find /usr/lib64/libatomic.so.1.2.0'.
19*4882a593Smuzhiyun
20*4882a593SmuzhiyunAdd no harm '-g' to cc_args if cc_args is empty.
21*4882a593Smuzhiyun
22*4882a593SmuzhiyunUpstream-Status: Inappropriate [oe specific]
23*4882a593Smuzhiyun
24*4882a593SmuzhiyunSigned-off-by: Khem Raj <raj.khem@gmail.com>
25*4882a593SmuzhiyunSigned-off-by: Hongxu Jia <hongxu.jia@windriver.com>
26*4882a593Smuzhiyun---
27*4882a593Smuzhiyun setup.py                      | 9 ++++++---
28*4882a593Smuzhiyun src/python/grpcio/commands.py | 5 ++++-
29*4882a593Smuzhiyun 2 files changed, 10 insertions(+), 4 deletions(-)
30*4882a593Smuzhiyun
31*4882a593Smuzhiyun--- a/setup.py
32*4882a593Smuzhiyun+++ b/setup.py
33*4882a593Smuzhiyun@@ -199,8 +199,11 @@ def check_linker_need_libatomic():
34*4882a593Smuzhiyun     """Test if linker on system needs libatomic."""
35*4882a593Smuzhiyun     code_test = (b'#include <atomic>\n' +
36*4882a593Smuzhiyun                  b'int main() { return std::atomic<int64_t>{}; }')
37*4882a593Smuzhiyun-    cxx = os.environ.get('CXX', 'c++')
38*4882a593Smuzhiyun-    cpp_test = subprocess.Popen([cxx, '-x', 'c++', '-std=c++11', '-'],
39*4882a593Smuzhiyun+    cxx, cxx_args = os.environ.get('CXX').split(' ', 1) or 'c++'
40*4882a593Smuzhiyun+    if not cxx_args:
41*4882a593Smuzhiyun+      cxx_args = "-g"
42*4882a593Smuzhiyun+
43*4882a593Smuzhiyun+    cpp_test = subprocess.Popen([cxx, cxx_args, '-x', 'c++', '-std=c++11', '-'],
44*4882a593Smuzhiyun                                 stdin=PIPE,
45*4882a593Smuzhiyun                                 stdout=PIPE,
46*4882a593Smuzhiyun                                 stderr=PIPE)
47*4882a593Smuzhiyun@@ -210,7 +213,7 @@ def check_linker_need_libatomic():
48*4882a593Smuzhiyun     # Double-check to see if -latomic actually can solve the problem.
49*4882a593Smuzhiyun     # https://github.com/grpc/grpc/issues/22491
50*4882a593Smuzhiyun     cpp_test = subprocess.Popen(
51*4882a593Smuzhiyun-        [cxx, '-x', 'c++', '-std=c++11', '-', '-latomic'],
52*4882a593Smuzhiyun+        [cxx, cxx_args, '-x', 'c++', '-std=c++11', '-', '-latomic'],
53*4882a593Smuzhiyun         stdin=PIPE,
54*4882a593Smuzhiyun         stdout=PIPE,
55*4882a593Smuzhiyun         stderr=PIPE)
56*4882a593Smuzhiyun--- a/src/python/grpcio/commands.py
57*4882a593Smuzhiyun+++ b/src/python/grpcio/commands.py
58*4882a593Smuzhiyun@@ -228,7 +228,10 @@ class BuildExt(build_ext.build_ext):
59*4882a593Smuzhiyun             """
60*4882a593Smuzhiyun             try:
61*4882a593Smuzhiyun                 # TODO(lidiz) Remove the generated a.out for success tests.
62*4882a593Smuzhiyun-                cc_test = subprocess.Popen(['cc', '-x', 'c', '-std=c++11', '-'],
63*4882a593Smuzhiyun+                cc_test, cc_args = os.environ.get('CC').split(' ', 1) or 'gcc'
64*4882a593Smuzhiyun+                if not cc_args:
65*4882a593Smuzhiyun+                    cc_args = "-g"
66*4882a593Smuzhiyun+                cc_test = subprocess.Popen([cc_test, cc_args, '-x', 'c', '-std=c++11', '-'],
67*4882a593Smuzhiyun                                            stdin=subprocess.PIPE,
68*4882a593Smuzhiyun                                            stdout=subprocess.PIPE,
69*4882a593Smuzhiyun                                            stderr=subprocess.PIPE)
70