diff options
Diffstat (limited to 'strings/do_ctype.c')
| -rw-r--r-- | strings/do_ctype.c | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/strings/do_ctype.c b/strings/do_ctype.c new file mode 100644 index 00000000000..e05926bf8d3 --- /dev/null +++ b/strings/do_ctype.c @@ -0,0 +1,200 @@ +/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB + + This 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. + + This 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 this library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, + MA 02111-1307, USA */ + +/* Prints case-convert and sort-convert tabell on stdout. This is used to + make _ctype.c easyer */ + +#ifdef DBUG_OFF +#undef DBUG_OFF +#endif + +#include <global.h> +#include <ctype.h> +#include <my_sys.h> +#include "m_string.h" + +uchar NEAR to_upper[256]; +uchar NEAR to_lower[256],NEAR sort_order[256]; + +static int ascii_output=1; +static string tab_names[]={ "to_lower[]={","to_upper[]={","sort_order[]={" }; +static uchar* tabell[]= {to_lower,to_upper,sort_order}; + +void get_options(),init_case_convert(); + +main(argc,argv) +int argc; +char *argv[]; +{ + int i,j,ch; + DBUG_ENTER ("main"); + DBUG_PROCESS (argv[0]); + + get_options(&argc,&argv); + init_case_convert(); + puts("Tabells for caseconverts and sorttest of characters\n"); + for (i=0 ; i < 3 ; i++) + { + printf("uchar NEAR %s\n",tab_names[i]); + for (j=0 ; j <= 255 ; j++) + { + ch=(int) tabell[i][j]; + if (ascii_output && isprint(ch) && ! (ch & 128)) + { + if (strchr("\\'",(char) ch)) + printf("'\\%c', ",ch); + else + printf("'%c', ",ch); + } + else + printf("'\\%03o',",ch); + if ((j+1 & 7) == 0) + puts(""); + } + puts("};\n"); + } + DBUG_RETURN(0); +} /* main */ + + /* Read options */ + +void get_options(argc,argv) +register int *argc; +register char **argv[]; +{ + int help,version; + char *pos,*progname; + + progname= (*argv)[0]; + help=0; ascii_output=1; + while (--*argc >0 && *(pos = *(++*argv)) == '-' ) + { + while (*++pos) + { + version=0; + switch(*pos) { + case 'n': /* Numeric output */ + ascii_output=0; + break; + case '#': + DBUG_PUSH (++pos); + *(pos--) = '\0'; /* Skippa argument */ + break; + case 'V': + version=1; + case 'I': + case '?': + printf("%s Ver 1.0\n",progname); + if (version) + break; + puts("Output tabells of to_lower[], to_upper[] and sortorder[]\n"); + printf("Usage: %s [-n?I]\n",progname); + puts("Options: -? or -I \"Info\" -n \"numeric output\""); + break; + default: + fprintf(stderr,"illegal option: -%c\n",*pos); + break; + } + } + } + return; +} /* get_options */ + + + /* set up max character for which isupper() and toupper() gives */ + /* right answer. Is usually 127 or 255 */ + +#ifdef USE_INTERNAL_CTYPE +#define MAX_CHAR_OK CHAR_MAX /* All chars is right */ +#else +#define MAX_CHAR_OK 127 /* 7 Bit ascii */ +#endif + + /* Initiate arrays for case-conversation */ + +void init_case_convert() +{ + reg1 int16 i; + reg2 uchar *higher_pos,*lower_pos; + DBUG_ENTER("init_case_convert"); + + for (i=0 ; i <= MAX_CHAR_OK ; i++) + { + to_upper[i]= sort_order[i]= (islower(i) ? toupper(i) : (char) i); + to_lower[i]= (isupper(i) ? tolower(i) : (char) i); + } +#if MAX_CHAR_OK != 255 + for (i--; i++ < 255 ;) + to_upper[i]= sort_order[i]= to_lower[i]= (char) i; +#endif + +#ifdef MSDOS + higher_pos= (uchar * ) "\217\216\231\232\220"; /* Extra chars to konv. */ + lower_pos= (uchar * ) "\206\204\224\201\202"; +#else +#if defined(HPUX) && ASCII_BITS_USED == 8 + higher_pos= (uchar * ) "\xd0\xd8\xda\xdb\xdc\xd3"; + lower_pos= (uchar * ) "\xd4\xcc\xce\xdf\xc9\xd7"; +#else +#ifdef USE_INTERNAL_CTYPE + higher_pos=lower_pos= (uchar* ) ""; /* System converts chars */ +#else +#if defined(DEC_MULTINATIONAL_CHAR) || defined(HP_MULTINATIONAL_CHAR) + higher_pos= (uchar * ) "\305\304\326\311\334"; + lower_pos= (uchar * ) "\345\344\366\351\374"; +#else + higher_pos= (uchar * ) "[]\\@^"; + lower_pos= (uchar * ) "{}|`~"; +#endif +#endif /* USE_INTERNAL_CTYPE */ +#endif /* HPUX */ +#endif /* MSDOS */ + + while (*higher_pos) + { + to_upper[ *lower_pos ] = sort_order[ *lower_pos ] = (char) *higher_pos; + to_lower[ *higher_pos++ ] = (char) *lower_pos++; + } + + /* sets upp sortorder; higer_pos character (upper and lower) is */ + /* changed to lower_pos character */ + +#ifdef MSDOS + higher_pos= (uchar *) "\217\216\231\232\220"; + lower_pos= (uchar *) "\216\217\231YE"; +#else +#if defined(HPUX) && ASCII_BITS_USED == 8 + higher_pos= lower_pos= (uchar *) ""; /* Tecknen i r{tt ordning */ +#else +#ifdef USE_ISO_8859_1 /* As in USG5 ICL-386 */ + higher_pos= (uchar *) "\305\304\326\334\311"; + lower_pos= (uchar *) "\304\305\326YE"; +#else + higher_pos= (uchar *) "][\\~`"; /* R{tt ordning p} tecknen */ + lower_pos= (uchar *) "[\\]YE"; /* Ordning enligt ascii */ +#endif /* USE_ISO_8859_1 */ +#endif /* HPUX */ +#endif /* MSDOS */ + + while (*higher_pos) + { + sort_order[ *higher_pos ] = + sort_order[(uchar)to_lower[*higher_pos]] = *lower_pos; + higher_pos++; lower_pos++; + } + DBUG_VOID_RETURN; +} /* init_case_convert */ |