merge bitcoin#30074: use ENV flags in get_arch

contrib/devtools/test-security-check.py

@@ -28,22 +28,24 @@ def clean_files(source, executable):
     os.remove(source)
     os.remove(executable)
 
-def call_security_check(cc, source, executable, options):
+def env_flags() -> List[str]:
     # This should behave the same as AC_TRY_LINK, so arrange well-known flags
     # in the same order as autoconf would.
     #
     # See the definitions for ac_link in autoconf's lib/autoconf/c.m4 file for
     # reference.
-    env_flags: List[str] = []
+    flags: List[str] = []
     for var in ['CFLAGS', 'CPPFLAGS', 'LDFLAGS']:
-        env_flags += filter(None, os.environ.get(var, '').split(' '))
+        flags += filter(None, os.environ.get(var, '').split(' '))
+    return flags
 
-    subprocess.run([*cc,source,'-o',executable] + env_flags + options, check=True)
+def call_security_check(cc, source, executable, options):
+    subprocess.run([*cc,source,'-o',executable] + env_flags() + options, check=True)
     p = subprocess.run(['./contrib/devtools/security-check.py',executable], stdout=subprocess.PIPE, universal_newlines=True)
     return (p.returncode, p.stdout.rstrip())
 
 def get_arch(cc, source, executable):
-    subprocess.run([*cc, source, '-o', executable], check=True)
+    subprocess.run([*cc, source, '-o', executable] + env_flags(), check=True)
     binary = lief.parse(executable)
     arch = binary.abstract.header.architecture
     os.remove(executable)

contrib/devtools/test-symbol-check.py

@@ -28,10 +28,6 @@ def call_symbol_check(cc: List[str], source, executable, options):
     os.remove(executable)
     return (p.returncode, p.stdout.rstrip())
 
-def get_machine(cc: List[str]):
-    p = subprocess.run([*cc,'-dumpmachine'], stdout=subprocess.PIPE, universal_newlines=True)
-    return p.stdout.rstrip()
-
 class TestSymbolChecks(unittest.TestCase):
     def test_ELF(self):
         source = 'test1.c'