cdef char* cstring = "abcdefg"
cdef void spam(char *target):
cdef char* s = cstring
while s[0]:
target[0] = s[0]
s += 1
target += 1
target[0] = c'\0'
cdef struct Grail:
char silly[42]
def eggs():
"""
>>> print(str(eggs()).replace("b'", "'"))
('abcdefg', 'abcdefg')
"""
cdef char[42] silly
cdef Grail grail
spam(silly)
spam(grail.silly)
return silly, grail.silly