diff options
Diffstat (limited to 'locale/ctypedump.c')
| -rw-r--r-- | locale/ctypedump.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/locale/ctypedump.c b/locale/ctypedump.c new file mode 100644 index 0000000000..e00f3e0f11 --- /dev/null +++ b/locale/ctypedump.c @@ -0,0 +1,163 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <ctype.h> +#include <endian.h> +#include <stdlib.h> +#include <stdio.h> +#include <netinet/in.h> /* Just for htons() */ + +#include "localedef.h" +#include "localeinfo.h" + + +/* FIXME: these values should be part of the LC_CTYPE information. */ +#define mb_cur_max 1 +#define mb_cur_min 1 + + +#define SWAP32(v) \ + ((u32) (((((u32) (v)) & 0x000000ff) << 24) \ + | ((((u32) (v)) & 0x0000ff00) << 8) \ + | ((((u32) (v)) & 0x00ff0000) >> 8) \ + | ((((u32) (v)) & 0xff000000) >> 24))) + + + +static inline void +print_short_in_char (unsigned short val) +{ + const unsigned char *p = (const unsigned char *) &val; + printf ("\"\\%03o\\%03o\"", p[0], p[1]); +} + + +static inline void +print_int_in_char (unsigned int val) +{ + const unsigned char *p = (const unsigned char *) &val; + printf ("\"\\%03o\\%03o\\%03o\\%03o\"", p[0], p[1], p[2], p[3]); +} + + +int +ctype_output (void) +{ + int ch; + int result = 0; + const char *locname = (getenv ("LC_ALL") ?: getenv ("LC_CTYPE") ?: + getenv ("LANG") ?: "POSIX"); + + puts ("#include <endian.h>\n"); + + if (mb_cur_max == 1) + { + printf ("const char _nl_%s_LC_CTYPE_class[] = \n", locname); + for (ch = -128; ch < (1 << (8 * MB_CUR_MAX)); ++ch) + { + if (((ch + 128) % 6) == 0) + printf (" /* 0x%02x */ ", ch < 0 ? 256 + ch : ch); + print_short_in_char (htons (__ctype_b [ch < 0 ? 256 + ch : ch])); + fputc (((ch + 128) % 6) == 5 ? '\n' : ' ', stdout); + } + puts (";"); + } + + printf ("#if BYTE_ORDER == %s\n", + BYTE_ORDER == LITTLE_ENDIAN ? "LITTLE_ENDIAN" : "BIG_ENDIAN"); + + if (mb_cur_max == 1) + { + printf ("const char _nl_%s_LC_CTYPE_toupper[] = \n", locname); + for (ch = -128; ch < (1 << (8 * MB_CUR_MAX)); ++ch) + { + if (((ch + 128) % 3) == 0) + printf (" /* 0x%02x */ ", ch < 0 ? 256 + ch : ch); + print_int_in_char (__ctype_toupper[ch < 0 ? 256 + ch : ch]); + fputc (((ch + 128) % 3) == 2 ? '\n' : ' ', stdout); + } + puts (";"); + + printf ("const char _nl_%s_LC_CTYPE_tolower[] = \n", locname); + for (ch = -128; ch < (1 << (8 * MB_CUR_MAX)); ++ch) + { + if (((ch + 128) % 3) == 0) + printf (" /* 0x%02x */ ", ch < 0 ? 256 + ch : ch); + print_int_in_char (__ctype_tolower[ch < 0 ? 256 + ch : ch]); + fputc (((ch + 128) % 3) == 2 ? '\n' : ' ', stdout); + } + puts (";"); + } + else + /* not implemented */; + + printf ("#elif BYTE_ORDER == %s\n", + BYTE_ORDER == LITTLE_ENDIAN ? "BIG_ENDIAN" : "LITTLE_ENDIAN"); + + if (mb_cur_max == 1) + { + printf ("const char _nl_%s_LC_CTYPE_toupper[] = \n", locname); + for (ch = -128; ch < (1 << (8 * MB_CUR_MAX)); ++ch) + { + if (((ch + 128) % 3) == 0) + printf (" /* 0x%02x */ ", ch < 0 ? 256 + ch : ch); + print_int_in_char (SWAP32 (__ctype_toupper[ch < 0 ? 256 + ch : ch])); + fputc (((ch + 128) % 3) == 2 ? '\n' : ' ', stdout); + } + puts (";"); + + printf ("const char _nl_%s_LC_CTYPE_tolower[] = \n", locname); + for (ch = -128; ch < (1 << (8 * MB_CUR_MAX)); ++ch) + { + if (((ch + 128) % 3) == 0) + printf (" /* 0x%02x */ ", ch < 0 ? 256 + ch : ch); + print_int_in_char (SWAP32 (__ctype_tolower[ch < 0 ? 256 + ch : ch])); + fputc (((ch + 128) % 3) == 2 ? '\n' : ' ', stdout); + } + puts (";"); + } + else + /* not implemented */; + + puts ("#else\n#error \"BYTE_ORDER\" BYTE_ORDER \" not handled.\"\n#endif\n"); + + printf("const struct locale_data _nl_%s_LC_CTYPE = \n\ +{\n\ + NULL, 0, /* no file mapped */\n\ + 5,\n\ + {\n\ + _nl_C_LC_CTYPE_class,\n\ +#ifdef BYTE_ORDER == LITTLE_ENDIAN\n\ + NULL, NULL,\n\ +#endif\n\ + _nl_C_LC_CTYPE_toupper,\n\ + _nl_C_LC_CTYPE_tolower,\n\ +#ifdef BYTE_ORDER == BIG_ENDIAN\n\ + NULL, NULL,\n\ +#endif\n\ + }\n\ +};\n", locname); + + return result; +} + +/* + * Local Variables: + * mode:c + * c-basic-offset:2 + * End: + */ |