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path: root/contrib/libs/libiconv/genflags.c
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/* Copyright (C) 2000-2002, 2005-2006, 2008-2009 Free Software Foundation, Inc. 
   This file is part of the GNU LIBICONV Library. 
 
   The GNU LIBICONV 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 LIBICONV 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 LIBICONV Library; see the file COPYING.LIB. 
   If not, write to the Free Software Foundation, Inc., 51 Franklin Street, 
   Fifth Floor, Boston, MA 02110-1301, USA.  */ 
 
/* Creates the flags.h include file. */ 
 
#include <stdio.h> 
#include <stdlib.h> 
#include <string.h> 
 
/* Consider all encodings, including the system dependent ones. */ 
#define USE_AIX 
#define USE_OSF1 
#define USE_DOS 
#define USE_EXTRA 
 
struct loop_funcs {}; 
struct iconv_fallbacks {}; 
struct iconv_hooks {}; 
#include "converters.h" 
 
static void emit_encoding (struct wctomb_funcs * ofuncs, const char* c_name) 
{ 
  /* Prepare a converter struct. */ 
  struct conv_struct conv; 
  memset(&conv,'\0',sizeof(conv)); 
  conv.ofuncs = *ofuncs; 
 
  { 
    /* See whether the encoding can encode the accents and quotation marks. */ 
    ucs4_t probe[6] = { 0x0060, 0x00b4, 0x2018, 0x2019, 0x3131, 0x3163, }; 
    int res[6]; 
    int i; 
    for (i = 0; i < 6; i++) { 
      unsigned char buf[10]; 
      memset(&conv.ostate,'\0',sizeof(state_t)); 
      res[i] = (conv.ofuncs.xxx_wctomb(&conv,buf,probe[i],sizeof(buf)) != RET_ILUNI); 
    } 
    printf("#define ei_%s_oflags (",c_name); 
    { 
      int first = 1; 
      if (res[0] && res[1]) { 
        printf("HAVE_ACCENTS"); 
        first = 0; 
      } 
      if (res[2] && res[3]) { 
        if (!first) printf(" | "); 
        printf("HAVE_QUOTATION_MARKS"); 
        first = 0; 
      } 
      if (res[4] && res[5]) { 
        if (!first) printf(" | "); 
        printf("HAVE_HANGUL_JAMO"); 
        first = 0; 
      } 
      if (first) printf("0"); 
    } 
    printf(")\n"); 
  } 
} 
 
int main () 
{ 
  int bitmask = 1; 
  printf("/* Generated automatically by genflags. */\n"); 
  printf("\n"); 
  printf("/* Set if the encoding can encode\n"); 
  printf("   the acute and grave accents U+00B4 and U+0060. */\n"); 
  printf("#define HAVE_ACCENTS %d\n",bitmask); 
  printf("\n"); 
  bitmask = bitmask << 1; 
  printf("/* Set if the encoding can encode\n"); 
  printf("   the single quotation marks U+2018 and U+2019. */\n"); 
  printf("#define HAVE_QUOTATION_MARKS %d\n",bitmask); 
  printf("\n"); 
  bitmask = bitmask << 1; 
  printf("/* Set if the encoding can encode\n"); 
  printf("   the double-width Hangul letters (Jamo) U+3131 to U+3163. */\n"); 
  printf("#define HAVE_HANGUL_JAMO %d\n",bitmask); 
  printf("\n"); 
 
#define DEFENCODING(xxx_names,xxx,xxx_ifuncs1,xxx_ifuncs2,xxx_ofuncs1,xxx_ofuncs2) \ 
  {                                                       \ 
    struct wctomb_funcs ofuncs = xxx_ofuncs1,xxx_ofuncs2; \ 
    emit_encoding(&ofuncs,#xxx);                          \ 
  } 
#define DEFALIAS(xxx_alias,xxx) /* nothing */ 
/* Consider all encodings, including the system dependent ones. */ 
#include "encodings.def" 
#include "encodings_aix.def" 
#include "encodings_osf1.def" 
#include "encodings_dos.def" 
#include "encodings_extra.def" 
#undef DEFALIAS 
#undef DEFENCODING 
 
  if (ferror(stdout) || fclose(stdout)) 
    exit(1); 
  exit(0); 
}