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Annotation of embedaddon/libiconv/tests/table-to.c, revision 1.1.1.2

1.1       misho       1: /* Copyright (C) 2000-2002, 2004-2005 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.
1.1.1.2 ! misho      16:    If not, see <https://www.gnu.org/licenses/>.  */
1.1       misho      17: 
                     18: /* Create a table from Unicode to CHARSET. */
                     19: 
                     20: #include "config.h"
                     21: 
                     22: #include <stddef.h>
                     23: #include <stdio.h>
                     24: #include <stdlib.h>
                     25: #include <string.h>
                     26: #include <iconv.h>
                     27: #include <errno.h>
                     28: 
                     29: #include "binary-io.h"
                     30: 
                     31: int main (int argc, char* argv[])
                     32: {
                     33:   const char* charset;
                     34:   iconv_t cd;
                     35:   int bmp_only;
                     36: 
                     37:   if (argc != 2) {
                     38:     fprintf(stderr,"Usage: table-to charset\n");
                     39:     exit(1);
                     40:   }
                     41:   charset = argv[1];
                     42: 
                     43: #if O_BINARY
                     44:   SET_BINARY(fileno(stdout));
                     45: #endif
                     46: 
                     47:   cd = iconv_open(charset,"UCS-4-INTERNAL");
                     48:   if (cd == (iconv_t)(-1)) {
                     49:     perror("iconv_open");
                     50:     exit(1);
                     51:   }
                     52: 
                     53:   /* When testing UTF-8, stop at 0x10000, otherwise the output file gets too
                     54:      big. */
                     55:   bmp_only = (strcmp(charset,"UTF-8") == 0);
                     56: 
                     57:   {
                     58:     unsigned int i;
                     59:     unsigned char buf[10];
                     60:     for (i = 0; i < (bmp_only ? 0x10000 : 0x110000); i++) {
                     61:       unsigned int in = i;
                     62:       const char* inbuf = (const char*) &in;
                     63:       size_t inbytesleft = sizeof(unsigned int);
                     64:       char* outbuf = (char*)buf;
                     65:       size_t outbytesleft = sizeof(buf);
                     66:       size_t result;
                     67:       size_t result2 = 0;
                     68:       iconv(cd,NULL,NULL,NULL,NULL);
                     69:       result = iconv(cd,(ICONV_CONST char**)&inbuf,&inbytesleft,&outbuf,&outbytesleft);
                     70:       if (result != (size_t)(-1))
                     71:         result2 = iconv(cd,NULL,NULL,&outbuf,&outbytesleft);
                     72:       if (result == (size_t)(-1) || result2 == (size_t)(-1)) {
                     73:         if (errno != EILSEQ) {
                     74:           int saved_errno = errno;
                     75:           fprintf(stderr,"0x%02X: iconv error: ",i);
                     76:           errno = saved_errno;
                     77:           perror("");
                     78:           exit(1);
                     79:         }
                     80:       } else if (result == 0) /* ignore conversions with transliteration */ {
                     81:         if (inbytesleft == 0 && outbytesleft < sizeof(buf)) {
                     82:           unsigned int jmax = sizeof(buf) - outbytesleft;
                     83:           unsigned int j;
                     84:           printf("0x");
                     85:           for (j = 0; j < jmax; j++)
                     86:             printf("%02X",buf[j]);
                     87:           printf("\t0x%04X\n",i);
                     88:         } else if (inbytesleft == 0 && i >= 0xe0000 && i < 0xe0080) {
                     89:           /* Language tags may silently be dropped. */
                     90:         } else {
                     91:           fprintf(stderr,"0x%02X: inbytes = %ld, outbytes = %ld\n",i,(long)(sizeof(unsigned int)-inbytesleft),(long)(sizeof(buf)-outbytesleft));
                     92:           exit(1);
                     93:         }
                     94:       }
                     95:     }
                     96:   }
                     97: 
                     98:   if (iconv_close(cd) < 0) {
                     99:     perror("iconv_close");
                    100:     exit(1);
                    101:   }
                    102: 
                    103:   if (ferror(stdin) || ferror(stdout) || fclose(stdout)) {
                    104:     fprintf(stderr,"I/O error\n");
                    105:     exit(1);
                    106:   }
                    107: 
                    108:   exit(0);
                    109: }