kc3-lang/libiconv/tests/table-to.c

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• Hash : cfef64ad
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  Date : 2005-12-28T14:19:38
  

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• tests/table-to.c

• /* Copyright (C) 2000-2002, 2004-2005 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.  */
  
  /* Create a table from Unicode to CHARSET. */
  
  #include "config.h"
  
  #include <stddef.h>
  #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
  #include <iconv.h>
  #include <errno.h>
  
  #include "binary-io.h"
  
  int main (int argc, char* argv[])
  {
    const char* charset;
    iconv_t cd;
    int bmp_only;
  
    if (argc != 2) {
      fprintf(stderr,"Usage: table-to charset\n");
      exit(1);
    }
    charset = argv[1];
  
  #if O_BINARY
    SET_BINARY(fileno(stdout));
  #endif
  
    cd = iconv_open(charset,"UCS-4-INTERNAL");
    if (cd == (iconv_t)(-1)) {
      perror("iconv_open");
      exit(1);
    }
  
    /* When testing UTF-8, stop at 0x10000, otherwise the output file gets too
       big. */
    bmp_only = (strcmp(charset,"UTF-8") == 0);
  
    {
      unsigned int i;
      unsigned char buf[10];
      for (i = 0; i < (bmp_only ? 0x10000 : 0x110000); i++) {
        unsigned int in = i;
        const char* inbuf = (const char*) &in;
        size_t inbytesleft = sizeof(unsigned int);
        char* outbuf = (char*)buf;
        size_t outbytesleft = sizeof(buf);
        size_t result;
        size_t result2 = 0;
        iconv(cd,NULL,NULL,NULL,NULL);
        result = iconv(cd,(ICONV_CONST char**)&inbuf,&inbytesleft,&outbuf,&outbytesleft);
        if (result != (size_t)(-1))
          result2 = iconv(cd,NULL,NULL,&outbuf,&outbytesleft);
        if (result == (size_t)(-1) || result2 == (size_t)(-1)) {
          if (errno != EILSEQ) {
            int saved_errno = errno;
            fprintf(stderr,"0x%02X: iconv error: ",i);
            errno = saved_errno;
            perror("");
            exit(1);
          }
        } else if (result == 0) /* ignore conversions with transliteration */ {
          if (inbytesleft == 0 && outbytesleft < sizeof(buf)) {
            unsigned int jmax = sizeof(buf) - outbytesleft;
            unsigned int j;
            printf("0x");
            for (j = 0; j < jmax; j++)
              printf("%02X",buf[j]);
            printf("\t0x%04X\n",i);
          } else if (inbytesleft == 0 && i >= 0xe0000 && i < 0xe0080) {
            /* Language tags may silently be dropped. */
          } else {
            fprintf(stderr,"0x%02X: inbytes = %ld, outbytes = %ld\n",i,(long)(sizeof(unsigned int)-inbytesleft),(long)(sizeof(buf)-outbytesleft));
            exit(1);
          }
        }
      }
    }
  
    if (iconv_close(cd) < 0) {
      perror("iconv_close");
      exit(1);
    }
  
    if (ferror(stdin) || ferror(stdout) || fclose(stdout)) {
      fprintf(stderr,"I/O error\n");
      exit(1);
    }
  
    exit(0);
  }
  

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