def test_stdlib_and_errno():
write = standard_c_lib.write
write.argtypes = [c_int, c_char_p, c_size_t]
write.restype = c_size_t
# clear errno first
set_errno(0)
assert get_errno() == 0
write(-345, "abc", 3)
assert get_errno() != 0
set_errno(0)
assert get_errno() == 0
def test_stdlib_and_errno():
py.test.skip("this is expected on top of pypy, we need to fix ctypes in a way that is now in 2.6 in order to make this reliable")
write = standard_c_lib.write
write.argtypes = [c_int, c_char_p, c_size_t]
write.restype = c_size_t
# clear errno first
set_errno(0)
assert get_errno() == 0
write(-345, "abc", 3)
assert get_errno() != 0
set_errno(0)
assert get_errno() == 0
def test_stdlib_and_errno():
py.test.skip("this is expected on top of pypy, we need to fix ctypes in a way that is now in 2.6 in order to make this reliable")
write = standard_c_lib.write
write.argtypes = [c_int, c_char_p, c_size_t]
write.restype = c_size_t
# clear errno first
set_errno(0)
assert get_errno() == 0
write(-345, "abc", 3)
assert get_errno() != 0
set_errno(0)
assert get_errno() == 0
def getrusage(who):
ru = _struct_rusage()
ret = _getrusage(who, byref(ru))
if ret == -1:
errno = get_errno()
if errno == EINVAL:
raise ValueError("invalid who parameter")
raise error(errno)
return struct_rusage((
float(ru.ru_utime),
float(ru.ru_stime),
ru.ru_maxrss,
ru.ru_ixrss,
ru.ru_idrss,
ru.ru_isrss,
ru.ru_minflt,
ru.ru_majflt,
ru.ru_nswap,
ru.ru_inblock,
ru.ru_oublock,
ru.ru_msgsnd,
ru.ru_msgrcv,
ru.ru_nsignals,
ru.ru_nvcsw,
ru.ru_nivcsw,
))
def getrusage(who):
ru = _struct_rusage()
ret = _getrusage(who, byref(ru))
if ret == -1:
errno = get_errno()
if errno == EINVAL:
raise ValueError("invalid who parameter")
raise error(errno)
return struct_rusage((
float(ru.ru_utime),
float(ru.ru_stime),
ru.ru_maxrss,
ru.ru_ixrss,
ru.ru_idrss,
ru.ru_isrss,
ru.ru_minflt,
ru.ru_majflt,
ru.ru_nswap,
ru.ru_inblock,
ru.ru_oublock,
ru.ru_msgsnd,
ru.ru_msgrcv,
ru.ru_nsignals,
ru.ru_nvcsw,
ru.ru_nivcsw,
))
def bindtextdomain(domain, dir):
"""bindtextdomain(domain, dir) -> string
Bind the C library's domain to dir."""
dirname = _bindtextdomain(domain, dir)
if not dirname:
errno = get_errno()
raise OSError(errno)
return dirname
def bindtextdomain(domain, dir):
"""bindtextdomain(domain, dir) -> string
Bind the C library's domain to dir."""
dirname = _bindtextdomain(domain, dir)
if not dirname:
errno = get_errno()
raise OSError(errno)
return dirname
def getrusage(who):
ru = _struct_rusage()
ret = _getrusage(who, byref(ru))
if ret == -1:
errno = get_errno()
if errno == EINVAL:
raise ValueError("invalid who parameter")
raise ResourceError(errno)
return struct_rusage(ru)
def getrlimit(resource):
if not (0 <= resource < RLIM_NLIMITS):
return ValueError("invalid resource specified")
rlim = rlimit()
ret = _getrlimit(resource, byref(rlim))
if ret == -1:
errno = get_errno()
raise ResourceError(errno)
return (rlim.rlim_cur, rlim.rlim_max)
def getrlimit(resource):
if not(0 <= resource < RLIM_NLIMITS):
return ValueError("invalid resource specified")
rlim = rlimit()
ret = _getrlimit(resource, byref(rlim))
if ret == -1:
errno = get_errno()
raise error(errno)
return (rlim.rlim_cur, rlim.rlim_max)
def setrlimit(resource, rlim):
if not (0 <= resource < RLIM_NLIMITS):
return ValueError("invalid resource specified")
rlim = rlimit(rlim[0], rlim[1])
ret = _setrlimit(resource, byref(rlim))
if ret == -1:
errno = get_errno()
if errno == EINVAL:
return ValueError("current limit exceeds maximum limit")
elif errno == EPERM:
return ValueError("not allowed to raise maximum limit")
else:
raise ResourceError(errno)
def setrlimit(resource, rlim):
if not(0 <= resource < RLIM_NLIMITS):
return ValueError("invalid resource specified")
rlimit_check_bounds(*rlim)
rlim = rlimit(rlim[0], rlim[1])
ret = _setrlimit(resource, byref(rlim))
if ret == -1:
errno = get_errno()
if errno == EINVAL:
return ValueError("current limit exceeds maximum limit")
elif errno == EPERM:
return ValueError("not allowed to raise maximum limit")
else:
raise error(errno)
def locking(fd, mode, nbytes):
'''lock or unlock a number of bytes in a file.'''
rv = _locking(fd, mode, nbytes)
if rv != 0:
e = get_errno()
raise IOError(e, errno.errorcode[e])
def locking(fd, mode, nbytes):
"""lock or unlock a number of bytes in a file."""
rv = _locking(fd, mode, nbytes)
if rv != 0:
e = get_errno()
raise IOError(e, errno.errorcode[e])
