release/src/router/libiconv/lib/genflags.c

   1 /* Copyright (C) 2000-2002, 2005-2006, 2008-2009 Free Software Foundation, Inc.
   2    This file is part of the GNU LIBICONV Library.
   3
   4    The GNU LIBICONV Library is free software; you can redistribute it
   5    and/or modify it under the terms of the GNU Library General Public
   6    License as published by the Free Software Foundation; either version 2
   7    of the License, or (at your option) any later version.
   8
   9    The GNU LIBICONV Library is distributed in the hope that it will be
  10    useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Library General Public License for more details.
  13
  14    You should have received a copy of the GNU Library General Public
  15    License along with the GNU LIBICONV Library; see the file COPYING.LIB.
  16    If not, write to the Free Software Foundation, Inc., 51 Franklin Street,
  17    Fifth Floor, Boston, MA 02110-1301, USA.  */
  18
  19 /* Creates the flags.h include file. */
  20
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <string.h>
  24
  25 /* Consider all encodings, including the system dependent ones. */
  26 #define USE_AIX
  27 #define USE_OSF1
  28 #define USE_DOS
  29 #define USE_EXTRA
  30
  31 struct loop_funcs {};
  32 struct iconv_fallbacks {};
  33 struct iconv_hooks {};
  34 #include "converters.h"
  35
  36 static void emit_encoding (struct wctomb_funcs * ofuncs, const char* c_name)
  37 {
  38   /* Prepare a converter struct. */
  39   struct conv_struct conv;
  40   memset(&conv,'\0',sizeof(conv));
  41   conv.ofuncs = *ofuncs;
  42
  43   {
  44     /* See whether the encoding can encode the accents and quotation marks. */
  45     ucs4_t probe[6] = { 0x0060, 0x00b4, 0x2018, 0x2019, 0x3131, 0x3163, };
  46     int res[6];
  47     int i;
  48     for (i = 0; i < 6; i++) {
  49       unsigned char buf[10];
  50       memset(&conv.ostate,'\0',sizeof(state_t));
  51       res[i] = (conv.ofuncs.xxx_wctomb(&conv,buf,probe[i],sizeof(buf)) != RET_ILUNI);
  52     }
  53     printf("#define ei_%s_oflags (",c_name);
  54     {
  55       int first = 1;
  56       if (res[0] && res[1]) {
  57         printf("HAVE_ACCENTS");
  58         first = 0;
  59       }
  60       if (res[2] && res[3]) {
  61         if (!first) printf(" | ");
  62         printf("HAVE_QUOTATION_MARKS");
  63         first = 0;
  64       }
  65       if (res[4] && res[5]) {
  66         if (!first) printf(" | ");
  67         printf("HAVE_HANGUL_JAMO");
  68         first = 0;
  69       }
  70       if (first) printf("0");
  71     }
  72     printf(")\n");
  73   }
  74 }
  75
  76 int main ()
  77 {
  78   int bitmask = 1;
  79   printf("/* Generated automatically by genflags. */\n");
  80   printf("\n");
  81   printf("/* Set if the encoding can encode\n");
  82   printf("   the acute and grave accents U+00B4 and U+0060. */\n");
  83   printf("#define HAVE_ACCENTS %d\n",bitmask);
  84   printf("\n");
  85   bitmask = bitmask << 1;
  86   printf("/* Set if the encoding can encode\n");
  87   printf("   the single quotation marks U+2018 and U+2019. */\n");
  88   printf("#define HAVE_QUOTATION_MARKS %d\n",bitmask);
  89   printf("\n");
  90   bitmask = bitmask << 1;
  91   printf("/* Set if the encoding can encode\n");
  92   printf("   the double-width Hangul letters (Jamo) U+3131 to U+3163. */\n");
  93   printf("#define HAVE_HANGUL_JAMO %d\n",bitmask);
  94   printf("\n");
  95
  96 #define DEFENCODING(xxx_names,xxx,xxx_ifuncs1,xxx_ifuncs2,xxx_ofuncs1,xxx_ofuncs2) \
  97   {                                                       \
  98     struct wctomb_funcs ofuncs = xxx_ofuncs1,xxx_ofuncs2; \
  99     emit_encoding(&ofuncs,#xxx);                          \
 100   }
 101 #define DEFALIAS(xxx_alias,xxx) /* nothing */
 102 /* Consider all encodings, including the system dependent ones. */
 103 #include "encodings.def"
 104 #include "encodings_aix.def"
 105 #include "encodings_osf1.def"
 106 #include "encodings_dos.def"
 107 #include "encodings_extra.def"
 108 #undef DEFALIAS
 109 #undef DEFENCODING
 110
 111   if (ferror(stdout) || fclose(stdout))
 112     exit(1);
 113   exit(0);
 114 }