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import os
import shlex
import sys
import pydev_log
import traceback
helpers = os.path.dirname(__file__).replace('\\', '/')
def is_python(path):
if path.endswith("'") or path.endswith('"'):
path = path[1:len(path)-1]
filename = os.path.basename(path).lower()
for name in ['python', 'jython', 'pypy']:
if filename.find(name) != -1:
return True
return False
def patch_args(args):
try:
pydev_log.debug("Patching args: %s"% str(args))
import sys
new_args = []
i = 0
if len(args) == 0:
return args
if is_python(args[0]):
try:
indC = args.index('-c')
except ValueError:
indC = -1
if indC != -1:
import pydevd
host, port = pydevd.dispatch()
if port is not None:
new_args.extend(args)
new_args[indC + 1] = "import sys; sys.path.append('%s'); import pydevd; pydevd.settrace(host='%s', port=%s, suspend=False); %s"%(helpers, host, port, args[indC + 1])
return new_args
else:
new_args.append(args[0])
else:
pydev_log.debug("Process is not python, returning.")
return args
i = 1
while i < len(args):
if args[i].startswith('-'):
new_args.append(args[i])
else:
break
i+=1
if args[i].endswith('pydevd.py'): #no need to add pydevd twice
return args
for x in sys.original_argv:
if sys.platform == "win32" and not x.endswith('"'):
arg = '"%s"'%x
else:
arg = x
new_args.append(arg)
if x == '--file':
break
while i < len(args):
new_args.append(args[i])
i+=1
return new_args
except:
traceback.print_exc()
return args
def args_to_str(args):
quoted_args = []
for x in args:
if x.startswith('"') and x.endswith('"'):
quoted_args.append(x)
else:
quoted_args.append('"%s"' % x)
return ' '.join(quoted_args)
def remove_quotes(str):
if str.startswith('"') and str.endswith('"'):
return str[1:-1]
else:
return str
def str_to_args(str):
return [remove_quotes(x) for x in shlex.split(str)]
def patch_arg_str_win(arg_str):
new_arg_str = arg_str.replace('\\', '/')
args = str_to_args(new_arg_str)
if not is_python(args[0]):
return arg_str
arg_str = args_to_str(patch_args(args))
pydev_log.debug("New args: %s"% arg_str)
return arg_str
def monkey_patch_module(module, funcname, create_func):
if hasattr(module, funcname):
original_name = 'original_' + funcname
if not hasattr(module, original_name):
setattr(module, original_name, getattr(module, funcname))
setattr(module, funcname, create_func(original_name))
def monkey_patch_os(funcname, create_func):
monkey_patch_module(os, funcname, create_func)
def warn_multiproc():
import pydev_log
pydev_log.error_once(
"New process is launching. Breakpoints won't work.\n To debug that process please enable 'Attach to subprocess automatically while debugging' option in the debugger settings.\n")
def create_warn_multiproc(original_name):
def new_warn_multiproc(*args):
import os
warn_multiproc()
return getattr(os, original_name)(*args)
return new_warn_multiproc
def create_execl(original_name):
def new_execl(path, *args):
'''
os.execl(path, arg0, arg1, ...)
os.execle(path, arg0, arg1, ..., env)
os.execlp(file, arg0, arg1, ...)
os.execlpe(file, arg0, arg1, ..., env)
'''
import os
args = patch_args(args)
return getattr(os, original_name)(path, *args)
return new_execl
def create_execv(original_name):
def new_execv(path, args):
'''
os.execv(path, args)
os.execvp(file, args)
'''
import os
return getattr(os, original_name)(path, patch_args(args))
return new_execv
def create_execve(original_name):
"""
os.execve(path, args, env)
os.execvpe(file, args, env)
"""
def new_execve(path, args, env):
import os
return getattr(os, original_name)(path, patch_args(args), env)
return new_execve
def create_spawnl(original_name):
def new_spawnl(mode, path, *args):
'''
os.spawnl(mode, path, arg0, arg1, ...)
os.spawnlp(mode, file, arg0, arg1, ...)
'''
import os
args = patch_args(args)
return getattr(os, original_name)(mode, path, *args)
return new_spawnl
def create_spawnv(original_name):
def new_spawnv(mode, path, args):
'''
os.spawnv(mode, path, args)
os.spawnvp(mode, file, args)
'''
import os
return getattr(os, original_name)(mode, path, patch_args(args))
return new_spawnv
def create_spawnve(original_name):
"""
os.spawnve(mode, path, args, env)
os.spawnvpe(mode, file, args, env)
"""
def new_spawnve(mode, path, args, env):
import os
return getattr(os, original_name)(mode, path, patch_args(args), env)
return new_spawnve
def create_CreateProcess(original_name):
"""
CreateProcess(*args, **kwargs)
"""
def new_CreateProcess(appName, commandLine, *args):
try:
import _subprocess
except ImportError:
import _winapi as _subprocess
return getattr(_subprocess, original_name)(appName, patch_arg_str_win(commandLine), *args)
return new_CreateProcess
def create_CreateProcessWarnMultiproc(original_name):
"""
CreateProcess(*args, **kwargs)
"""
def new_CreateProcess(*args):
try:
import _subprocess
except ImportError:
import _winapi as _subprocess
warn_multiproc()
return getattr(_subprocess, original_name)(*args)
return new_CreateProcess
def create_fork(original_name):
def new_fork():
import os
child_process = getattr(os, original_name)() # fork
if not child_process:
import pydevd
pydevd.settrace_forked()
return child_process
return new_fork
def patch_new_process_functions():
#os.execl(path, arg0, arg1, ...)
#os.execle(path, arg0, arg1, ..., env)
#os.execlp(file, arg0, arg1, ...)
#os.execlpe(file, arg0, arg1, ..., env)
#os.execv(path, args)
#os.execve(path, args, env)
#os.execvp(file, args)
#os.execvpe(file, args, env)
monkey_patch_os('execl', create_execl)
monkey_patch_os('execle', create_execl)
monkey_patch_os('execlp', create_execl)
monkey_patch_os('execlpe', create_execl)
monkey_patch_os('execv', create_execv)
monkey_patch_os('execve', create_execve)
monkey_patch_os('execvp', create_execv)
monkey_patch_os('execvpe', create_execve)
#os.spawnl(mode, path, ...)
#os.spawnle(mode, path, ..., env)
#os.spawnlp(mode, file, ...)
#os.spawnlpe(mode, file, ..., env)
#os.spawnv(mode, path, args)
#os.spawnve(mode, path, args, env)
#os.spawnvp(mode, file, args)
#os.spawnvpe(mode, file, args, env)
monkey_patch_os('spawnl', create_spawnl)
monkey_patch_os('spawnle', create_spawnl)
monkey_patch_os('spawnlp', create_spawnl)
monkey_patch_os('spawnlpe', create_spawnl)
monkey_patch_os('spawnv', create_spawnv)
monkey_patch_os('spawnve', create_spawnve)
monkey_patch_os('spawnvp', create_spawnv)
monkey_patch_os('spawnvpe', create_spawnve)
if sys.platform != 'win32':
monkey_patch_os('fork', create_fork)
else:
#Windows
try:
import _subprocess
except ImportError:
import _winapi as _subprocess
monkey_patch_module(_subprocess, 'CreateProcess', create_CreateProcess)
def patch_new_process_functions_with_warning():
monkey_patch_os('execl', create_warn_multiproc)
monkey_patch_os('execle', create_warn_multiproc)
monkey_patch_os('execlp', create_warn_multiproc)
monkey_patch_os('execlpe', create_warn_multiproc)
monkey_patch_os('execv', create_warn_multiproc)
monkey_patch_os('execve', create_warn_multiproc)
monkey_patch_os('execvp', create_warn_multiproc)
monkey_patch_os('execvpe', create_warn_multiproc)
monkey_patch_os('spawnl', create_warn_multiproc)
monkey_patch_os('spawnle', create_warn_multiproc)
monkey_patch_os('spawnlp', create_warn_multiproc)
monkey_patch_os('spawnlpe', create_warn_multiproc)
monkey_patch_os('spawnv', create_warn_multiproc)
monkey_patch_os('spawnve', create_warn_multiproc)
monkey_patch_os('spawnvp', create_warn_multiproc)
monkey_patch_os('spawnvpe', create_warn_multiproc)
if sys.platform != 'win32':
monkey_patch_os('fork', create_warn_multiproc)
else:
#Windows
try:
import _subprocess
except ImportError:
import _winapi as _subprocess
monkey_patch_module(_subprocess, 'CreateProcess', create_CreateProcessWarnMultiproc)
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