| #!/usr/bin/env python3 |
| """Script that generates the ctype.h-replacement in stringobject.c.""" |
| |
| NAMES = ("LOWER", "UPPER", "ALPHA", "DIGIT", "XDIGIT", "ALNUM", "SPACE") |
| |
| print(""" |
| #define FLAG_LOWER 0x01 |
| #define FLAG_UPPER 0x02 |
| #define FLAG_ALPHA (FLAG_LOWER|FLAG_UPPER) |
| #define FLAG_DIGIT 0x04 |
| #define FLAG_ALNUM (FLAG_ALPHA|FLAG_DIGIT) |
| #define FLAG_SPACE 0x08 |
| #define FLAG_XDIGIT 0x10 |
| |
| static unsigned int ctype_table[256] = {""") |
| |
| for i in range(128): |
| c = chr(i) |
| flags = [] |
| for name in NAMES: |
| if name in ("ALPHA", "ALNUM"): |
| continue |
| if name == "XDIGIT": |
| method = lambda: c.isdigit() or c.upper() in "ABCDEF" |
| else: |
| method = getattr(c, "is" + name.lower()) |
| if method(): |
| flags.append("FLAG_" + name) |
| rc = repr(c) |
| if c == '\v': |
| rc = "'\\v'" |
| elif c == '\f': |
| rc = "'\\f'" |
| if not flags: |
| print(" 0, /* 0x%x %s */" % (i, rc)) |
| else: |
| print(" %s, /* 0x%x %s */" % ("|".join(flags), i, rc)) |
| |
| for i in range(128, 256, 16): |
| print(" %s," % ", ".join(16*["0"])) |
| |
| print("};") |
| print("") |
| |
| for name in NAMES: |
| print("#define IS%s(c) (ctype_table[Py_CHARMASK(c)] & FLAG_%s)" % |
| (name, name)) |
| |
| print("") |
| |
| for name in NAMES: |
| name = "is" + name.lower() |
| print("#undef %s" % name) |
| print("#define %s(c) undefined_%s(c)" % (name, name)) |
| |
| print(""" |
| static unsigned char ctype_tolower[256] = {""") |
| |
| for i in range(0, 256, 8): |
| values = [] |
| for i in range(i, i+8): |
| if i < 128: |
| c = chr(i) |
| if c.isupper(): |
| i = ord(c.lower()) |
| values.append("0x%02x" % i) |
| print(" %s," % ", ".join(values)) |
| |
| print("};") |
| |
| print(""" |
| static unsigned char ctype_toupper[256] = {""") |
| |
| for i in range(0, 256, 8): |
| values = [] |
| for i in range(i, i+8): |
| if i < 128: |
| c = chr(i) |
| if c.islower(): |
| i = ord(c.upper()) |
| values.append("0x%02x" % i) |
| print(" %s," % ", ".join(values)) |
| |
| print("};") |
| |
| print(""" |
| #define TOLOWER(c) (ctype_tolower[Py_CHARMASK(c)]) |
| #define TOUPPER(c) (ctype_toupper[Py_CHARMASK(c)]) |
| |
| #undef tolower |
| #define tolower(c) undefined_tolower(c) |
| #undef toupper |
| #define toupper(c) undefined_toupper(c) |
| """) |