def detect_windows_subsystem_test(self):
# Dont raise test
result = OSInfo.detect_windows_subsystem()
if not OSInfo.bash_path() or platform.system() != "Windows":
self.assertEqual(None, result)
else:
self.assertEqual(str, type(result))
def conditional_parameter_expansion_test(self):
# https://github.com/conan-io/conan/issues/3911
client = TestClient()
client.save({"conanfile.txt": ""})
client.run("profile new default --detect")
client.run("profile update env.PREPEND_VAR=[1,2,three] default")
client.run("install . -g virtualenv")
activate = load(os.path.join(client.current_folder, "activate.sh"))
self.assertIn(
"PREPEND_VAR=\"1\":\"2\":\"three\"${PREPEND_VAR+:$PREPEND_VAR}",
activate)
client.runner("%s -c 'source \"%s/activate.sh\" && env'" %
(OSInfo.bash_path(), client.current_folder))
# Check no trailing path separator ":"
self.assertNotIn("PREPEND_VAR=1:2:three:", client.out)
self.assertIn("PREPEND_VAR=1:2:three",
client.out) # Check correct value
# Check old value is preserved
client.runner(
"%s -c 'export PREPEND_VAR=kk && source \"%s/activate.sh\" && env'"
% (OSInfo.bash_path(), client.current_folder))
self.assertIn("PREPEND_VAR=1:2:three:kk", client.out)
def run_in_windows_bash(conanfile,
bashcmd,
cwd=None,
subsystem=None,
msys_mingw=True,
env=None):
""" Will run a unix command inside a bash terminal
It requires to have MSYS2, CYGWIN, or WSL
"""
env = env or {}
if platform.system() != "Windows":
raise ConanException("Command only for Windows operating system")
subsystem = subsystem or OSInfo.detect_windows_subsystem()
if not subsystem:
raise ConanException(
"Cannot recognize the Windows subsystem, install MSYS2/cygwin "
"or specify a build_require to apply it.")
if subsystem == MSYS2 and msys_mingw:
# This needs to be set so that msys2 bash profile will set up the environment correctly.
env_vars = {
"MSYSTEM": ("MINGW32" if conanfile.settings.get_safe("arch")
== "x86" else "MINGW64"),
"MSYS2_PATH_TYPE":
"inherit"
}
else:
env_vars = {}
with environment_append(env_vars):
hack_env = ""
# In the bash.exe from WSL this trick do not work, always the /usr/bin etc at first place
if subsystem != WSL:
def get_path_value(container, subsystem_name):
"""Gets the path from the container dict and returns a string with the path for the subsystem_name"""
_path_key = next(
(name
for name in container.keys() if "path" == name.lower()),
None)
if _path_key:
_path_value = container.get(_path_key)
if isinstance(_path_value, list):
return ":".join([
unix_path(path, path_flavor=subsystem_name)
for path in _path_value
])
else:
return unix_path(_path_value,
path_flavor=subsystem_name)
# First get the PATH from the conanfile.env
inherited_path = get_path_value(conanfile.env, subsystem)
# Then get the PATH from the real env
env_path = get_path_value(env, subsystem)
# Both together
full_env = ":".join(v for v in [env_path, inherited_path] if v)
# Put the build_requires and requires path at the first place inside the shell
hack_env = ' && PATH="%s:$PATH"' % full_env if full_env else ""
for var_name, value in env.items():
if var_name == "PATH":
continue
hack_env += ' && %s=%s' % (var_name, value)
# Needed to change to that dir inside the bash shell
if cwd and not os.path.isabs(cwd):
cwd = os.path.join(get_cwd(), cwd)
curdir = unix_path(cwd or get_cwd(), path_flavor=subsystem)
to_run = 'cd "%s"%s && %s ' % (curdir, hack_env, bashcmd)
bash_path = OSInfo.bash_path()
bash_path = '"%s"' % bash_path if " " in bash_path else bash_path
wincmd = '%s --login -c %s' % (bash_path, escape_windows_cmd(to_run))
conanfile.output.info('run_in_windows_bash: %s' % wincmd)
# If is there any other env var that we know it contains paths, convert it to unix_path
used_special_vars = [
var for var in ["AR", "AS", "RANLIB", "LD", "STRIP", "CC", "CXX"]
if var in conanfile.env.keys()
]
normalized_env = {
p: unix_path(conanfile.env[p], path_flavor=subsystem)
for p in used_special_vars
}
# https://github.com/conan-io/conan/issues/2839 (subprocess=True)
with environment_append(normalized_env):
return conanfile._conan_runner(wincmd,
output=conanfile.output,
subprocess=True)
