/
gender.c
executable file
·5651 lines (4831 loc) · 145 KB
/
gender.c
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/*
* gender.c
* --------
*
* Functions for determining the gender of a given first name.
*
* Copyright (c):
* 2007-2008: Jörg MICHAEL
* Rotkäppchenweg 34 email: namequality.pro@googlemail.com
* 30179 Hannover phone: +49/1573/8492736
* Germany
*
* SCCS: @(#) gender.c 1.2 2008-11-30
*
* This program is subject to the GNU Lesser General Public License (LGPL)
* (formerly known as GNU Library General Public Licence)
* as published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
* This file 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.
*
* You should have received a copy of the GNU Library General Public License
* along with this file; if not, write to the
* Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* Actually, the LGPL is __less__ restrictive than the better known GNU General
* Public License (GPL). See the GNU Library General Public License or the file
* LIB_GPLG.TXT for more details and for a DISCLAIMER OF ALL WARRANTIES.
*
* There is one important restriction: If you modify this program in any way
* (e.g. modify the underlying logic or translate this program into another
* programming language), you must also release the changes under the terms
* of the LGPL.
* That means you have to give out the source code to your changes,
* and a very good way to do so is mailing them to the address given below.
* I think this is the best way to promote further development and use
* of this software.
*
* If you have any remarks, feel free to e-mail to:
* ct@ct.heise.de
*
* The author's email address is:
* namequality.pro@googlemail.com
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "gen_ext.h"
#include "umlaut_g.h"
#define GENDER_VERSION "version 1.2, 2008-11-30"
/**** internally, this program uses 1 byte chars ****/
#define HASH_COUNT 256
/**** bit masks for "compare_mode" ****/
/**** (macros "1" to "8" are in "*.h" file) ****/
#define SEARCH_GENDER 16
#define SEARCH_EQUIV 32
#define SEARCH_FIRST 64
#define GENDER_COMPARE_EXACT 128
#define COMPARE_ABBREVIATION 256
#define DETAILS_FOR_COUNTRY 512
#define GET_MATCH_OR_NEXT_HIGHER 1024
#define UMLAUT_EXPAND 2048
#define IGNORE_SEPARATOR 4096
#define EXPAND_PARAM_1 8192
#define EXPAND_PARAM_2 16384
/**** bit masks for "internal_mode" ****/
#define GENDER_INITIALIZED 16
#define GENDER_GET_COUNTRY 32
#define LEV_G_COMPARE_GERMAN 64
#define LEV_G_SKIP_UPEXPAND 128
#define TRACE_GENDER 256
#define TRACE_LEV_G 512
#define CHECK_STRING "# DO NOT CHANGE: FILE-FORMAT DEFINITION-DATE = 2008-11-16 "
#define CACHE_LOOKBACK_COUNT 2
#define CHARS_TO_IGNORE "<>^,´'`~°/"
#define IS_CHAR_TO_IGNORE '\001'
#define COMPRESSED_UMLAUTS_FOR_SORTING '-'
#define EXPANDED_UMLAUTS_FOR_SORTING '+'
#define PSEUDO_VOWEL_FOR_ARABIC_NAMES '_'
#define VERY_GOOD 1
#define GOOD 2
#define MEDIUM 3
#define CHARSET_ISO_8859_1 0
#define CHARSET_UNICODE 1
#define CHARSET_UTF_8 2
/**** position and length of first names in dictionary file ****/
#define DATA_NAME_POS 3
#define DATA_NAME_LENGTH 26
#define MAX_LINE_SIZE 100
#define POS_UMLAUT_INFO 29
/**** macros needed for the Levenshtein function ****/
#define MATCHES_ANY_STRING '*'
#define MATCHES_ANY_CHAR '?'
#define MATCHES_ALL -1000
#define WORD_SEPARATORS "+-/*( )&,'´`.:"
/**** dictionary file info ****/
struct gc_struct
{ unsigned int pos; /*** first column = 0 ***/
unsigned int n;
int quality_of_statistics;
int weight;
int gc_country;
char *country_short;
char *country_text;
};
/**** Notice: "country_short" is mostly (but not always) ****/
/**** identical to international country codes ****/
static struct gc_struct gc_data[]
= {
{ 30, 0, VERY_GOOD, 60, GC_BRITAIN, "UK", "Great Britain" },
{ 31, 0, GOOD, 4, GC_IRELAND, "IRE", "Ireland" },
{ 32, 0, VERY_GOOD,150, GC_USA, "USA", "U.S.A." },
{ 33, 0, VERY_GOOD, 60, GC_ITALY, "I", "Italy" },
{ 34, 0, MEDIUM, 1, GC_MALTA, "M", "Malta" },
{ 35, 0, GOOD, 10, GC_PORTUGAL, "P", "Portugal" },
{ 36, 0, VERY_GOOD, 40, GC_SPAIN, "E", "Spain" },
{ 37, 0, VERY_GOOD, 60, GC_FRANCE, "F", "France" },
{ 38, 0, VERY_GOOD, 10, GC_BELGIUM, "B", "Belgium" },
{ 39, 0, VERY_GOOD, 1, GC_LUXEMBOURG, "LUX", "Luxembourg" },
{ 40, 0, VERY_GOOD, 14, GC_NETHERLANDS,"NL", "the Netherlands" },
{ 41, 0, GOOD, 1, GC_EAST_FRISIA,"FRI", "East Frisia" },
{ 42, 0, VERY_GOOD, 80, GC_GERMANY, "D", "Germany" },
{ 43, 0, VERY_GOOD, 8, GC_AUSTRIA, "A", "Austria" },
{ 44, 0, VERY_GOOD, 7, GC_SWISS, "CH", "Swiss" },
{ 45, 0, VERY_GOOD, 1, GC_ICELAND, "ICE", "Iceland" },
{ 46, 0, VERY_GOOD, 5, GC_DENMARK, "DK", "Denmark" },
{ 47, 0, GOOD, 4, GC_NORWAY, "N", "Norway" },
{ 48, 0, VERY_GOOD, 8, GC_SWEDEN, "S", "Sweden" },
{ 49, 0, GOOD, 5, GC_FINLAND, "FIN", "Finland" },
{ 50, 0, GOOD, 2, GC_ESTONIA, "EST", "Estonia" },
{ 51, 0, GOOD, 2, GC_LATVIA, "LTV", "Latvia" },
{ 52, 0, GOOD, 3, GC_LITHUANIA, "LIT", "Lithuania" },
{ 53, 0, GOOD, 35, GC_POLAND, "PL", "Poland" },
{ 54, 0, GOOD, 8, GC_CZECH_REP, "CZ", "Czech Republic" },
{ 55, 0, GOOD, 7, GC_SLOVAKIA, "SK", "Slovakia" },
{ 56, 0, GOOD, 11, GC_HUNGARY, "H", "Hungary" },
{ 57, 0, VERY_GOOD, 22, GC_ROMANIA, "RO", "Romania" },
{ 58, 0, GOOD, 9, GC_BULGARIA, "BG", "Bulgaria" },
{ 59, 0, MEDIUM, 4, GC_BOSNIA, "BIH","Bosnia and Herzegovina" },
{ 60, 0, GOOD, 5, GC_CROATIA, "CRO", "Croatia" },
{ 61, 0, MEDIUM, 1, GC_KOSOVO, "KOS", "Kosovo" },
{ 62, 0, MEDIUM, 2, GC_MACEDONIA, "MK", "Macedonia" },
{ 63, 0, MEDIUM, 1, GC_MONTENEGRO, "MON", "Montenegro" },
{ 64, 0, MEDIUM, 9, GC_SERBIA, "SER", "Serbia" },
{ 65, 0, MEDIUM, 2, GC_SLOVENIA, "SLO", "Slovenia" },
{ 66, 0, GOOD, 3, GC_ALBANIA, "AL", "Albania" },
{ 67, 0, GOOD, 10, GC_GREECE, "GR", "Greece" },
{ 68, 0, GOOD, 100, GC_RUSSIA, "RUS", "Russia" },
{ 69, 0, MEDIUM, 10, GC_BELARUS, "BY", "Belarus" },
{ 70, 0, MEDIUM, 4, GC_MOLDOVA, "MOL", "Moldova" },
{ 71, 0, MEDIUM, 45, GC_UKRAINE, "UKR", "Ukraine" },
{ 72, 0, MEDIUM, 3, GC_ARMENIA, "ARM", "Armenia" },
{ 73, 0, MEDIUM, 4, GC_AZERBAIJAN, "AZE", "Azerbaijan" },
{ 74, 0, MEDIUM, 5, GC_GEORGIA, "GEO", "Georgia" },
{ 75, 0, MEDIUM, 15,GC_KAZAKH_UZBEK,"KAZ", "Kazakhstan/Uzbekistan,etc." },
{ 76, 0, GOOD, 55, GC_TURKEY, "TR", "Turkey" },
{ 77, 0, GOOD, 80, GC_ARABIA, "AR", "Arabia/Persia" },
{ 78, 0, MEDIUM, 4, GC_ISRAEL, "ISR", "Israel" },
{ 79, 0, VERY_GOOD,300, GC_CHINA, "CHN", "China" },
{ 80, 0, GOOD, 250, GC_INDIA, "IND", "India/Sri Lanka" },
{ 81, 0, GOOD, 35, GC_JAPAN, "JAP", "Japan" },
{ 82, 0, GOOD, 12, GC_KOREA, "KOR", "Korea" },
{ 83, 0, GOOD, 17, GC_VIETNAM, "VN", "Vietnam" },
{ 84, 0, MEDIUM, 1, -1L, "XX", "other countries" },
{ 0, 0, 0, 0, -1L, NULL, NULL }
};
static char *umlauts_unicode[]
= {
"256", "<A/>",
"257", "<a/>",
"258", "<A^>",
"258", "<Â>", /** <A^> **/
"259", "<a^>",
"259", "<â>", /** <a^> **/
"260", "<A,>",
"261", "<a,>",
"262", "<C´>",
"263", "<c´>",
"268", "<C^>",
"268", "<CH>",
"269", "<c^>",
"269", "<ch>",
"271", "<d´>",
"272", "<Ð>",
"272", "<DJ>",
"273", "<ð>",
"273", "<dj>",
"274", "<E/>",
"275", "<e/>",
"278", "<E°>",
"279", "<e°>",
"280", "<E,>",
"281", "<e,>",
"282", "<E^>",
"282", "<Ê>",
"283", "<e^>",
"283", "<ê>",
"286", "<G^>",
"287", "<g^>",
"290", "<G,>",
"291", "<g´>",
"298", "<I/>",
"299", "<i/>",
"304", "<I°>",
"305", "<i>",
"306", "<IJ>",
"307", "<ij>",
"310", "<K,>",
"311", "<k,>",
"315", "<L,>",
"316", "<l,>",
"317", "<L´>",
"318", "<l´>",
"321", "<L/>",
"322", "<l/>",
"325", "<N,>",
"326", "<n,>",
"327", "<N^>",
"328", "<n^>",
"336", "<Ö>",
"337", "<ö>",
"338", "<OE>",
"338", "", /** <OE> **/
"339", "<oe>",
"339", "", /** <oe> **/
"344", "<R^>",
"345", "<r^>",
"350", "<S,>",
"351", "<s,>",
"352", "<S^>",
"352", "", /** <S^> **/
"352", "<SCH>",
"352", "<SH>",
"353", "<s^>",
"353", "", /** <s^> **/
"353", "<sch>",
"353", "<sh>",
"354", "<T,>",
"355", "<t,>",
"357", "<t´>",
"362", "<U/>",
"363", "<u/>",
"366", "<U°>",
"367", "<u°>",
"370", "<U,>",
"371", "<u,>",
"379", "<Z°>",
"380", "<z°>",
"381", "<Z^>",
"382", "<z^>",
"7838", "<ß>", /*** newly defined "Großes ß" ***/
NULL, NULL
};
/**** internal variables ****/
static int internal_mode = GENDER_DEFAULT_TRACE_MODE;
static FILE *f_names = NULL;
static int line_size = 0;
static long record_count = 0L;
static long cache_p [CACHE_LOOKBACK_COUNT];
static char cache_text [CACHE_LOOKBACK_COUNT] [MAX_LINE_SIZE+1];
static char up_and_conv[HASH_COUNT];
static char sortchar [HASH_COUNT];
static char sortchar2[HASH_COUNT];
static char upperchar[HASH_COUNT];
/************************************************************/
/**** phonetic rules for the Levenshtein function *********/
/************************************************************/
struct PHONETIC_RULES
{
char *text_1;
char *text_2;
int len_1;
int len_2;
int ph_diff; /*** difference in hundredths of points ***/
int hash_group;
};
static int ph_hash_group_begin[17];
static int ph_hash_group_end[17];
static int ph_rules_hash_del_ins [HASH_COUNT];
static int ph_rules_hash_replace [HASH_COUNT];
static struct PHONETIC_RULES ph_rules_german[] =
{
{ "IJ", "I", 0, 0, 10, 1 },
{ "IJ", "J", 0, 0, 30, 1 },
{ "IY", "I", 0, 0, 10, 1 },
{ "IY", "Y", 0, 0, 30, 1 },
{ "I", "J", 0, 0, 30, 1 },
{ "I", "Y", 0, 0, 30, 1 },
{ "J", "Y", 0, 0, 20, 1 },
{ "IE", "I", 0, 0, 5, 1 },
{ "IE", "", 0, 0, 120, 1 },
{ "EU", "OI", 0, 0, 10, 2 },
{ "EU", "OY", 0, 0, 10, 2 },
{ "OI", "OY", 0, 0, 5, 2 },
{ "OU", "U", 0, 0, 5, 2 },
{ "AH", "A", 0, 0, 5, 3 },
{ "H", "", 0, 0, 50, 3 },
{ "Å", "AA", 0, 0, 0, 3 },
{ "Ä", "AE", 0, 0, 0, 3 },
{ "Ä", "A", 0, 0, 40, 3 },
{ "AE", "A", 0, 0, 60, 3 },
{ "Ä", "E", 0, 0, 20, 4 },
{ "Æ", "E", 0, 0, 20, 4 },
{ "A", "ER", 0, 0, 70, 4 },
{ "AE", "E", 0, 0, 20, 4 },
{ "AE", "", 0, 0, 110, 4 },
{ "AI", "AY", 0, 0, 5, 4 },
{ "AI", "EI", 0, 0, 5, 4 },
{ "AI", "EY", 0, 0, 10, 4 },
{ "AY", "EI", 0, 0, 10, 4 },
{ "AY", "EY", 0, 0, 5, 4 },
{ "EI", "EY", 0, 0, 5, 4 },
{ "Å", "O", 0, 0, 70, 5 },
{ "Ö", "OE", 0, 0, 0, 5 },
{ "Ö", "O", 0, 0, 40, 5 },
{ "Ø", "Ö", 0, 0, 0, 5 },
{ "Ø", "OE", 0, 0, 10, 5 },
{ "Ø", "O", 0, 0, 30, 5 },
{ "", "Ö", 0, 0, 5, 5 },
{ "", "OE", 0, 0, 0, 5 },
{ "OE", "O", 0, 0, 60, 5 },
{ "OE", "", 0, 0, 110, 5 },
{ "CHS", "X", 0, 0, 100, 6 },
{ "CKS", "X", 0, 0, 30, 6 },
{ "CK", "K", 0, 0, 5, 6 },
{ "C", "K", 0, 0, 30, 6 },
{ "CHS", "", 0, 0, 200, 6 },
{ "CH", "", 0, 0, 130, 6 },
{ "CKS", "", 0, 0, 200, 6 },
{ "CK", "", 0, 0, 110, 6 },
{ "DT", "T", 0, 0, 5, 7 },
{ "D", "T", 0, 0, 30, 7 },
{ "TH", "T", 0, 0, 5, 7 },
{ "DT", "", 0, 0, 110, 7 },
{ "KS", "X", 0, 0, 5, 8 },
{ "GS", "X", 0, 0, 10, 8 },
{ "G", "K", 0, 0, 50, 8 },
{ "QU", "KW", 0, 0, 10, 8 },
{ "Q", "K", 0, 0, 10, 8 },
{ "NCH", "NSCH",0, 0, 10, 9 },
{ "NCH", "NSH", 0, 0, 10, 9 },
{ "NTX", "NCH", 0, 0, 20, 9 },
{ "NTX", "NSCH",0, 0, 20, 9 },
{ "NTX", "NSH", 0, 0, 20, 9 },
{ "NG", "NK", 0, 0, 20, 9 },
{ "ß", "SS", 0, 0, 0, 10 },
{ "ß", "S", 0, 0, 5, 10 },
{ "SCH", "SH", 0, 0, 5, 10 },
{ "SCH", "SZ", 0, 0, 20, 10 },
{ "SCH", "S", 0, 0, 100, 10 },
{ "SCH", "", 0, 0, 200, 10 },
{ "TZ", "Z", 0, 0, 5, 11 },
{ "TIA", "ZIA", 0, 0, 20, 11 },
{ "Z", "C", 0, 0, 40, 11 },
{ "Z", "S", 0, 0, 50, 11 },
{ "M", "N", 0, 0, 70, 12 },
{ "N", "U", 0, 0, 70, 12 },
{ "PH", "F", 0, 0, 5, 13 },
{ "PF", "F", 0, 0, 5, 13 },
{ "B", "P", 0, 0, 40, 13 },
{ "F", "V", 0, 0, 20, 14 },
{ "W", "V", 0, 0, 20, 14 },
{ "Ü", "UE", 0, 0, 0, 15 },
{ "Ü", "U", 0, 0, 40, 15 },
{ "Ü", "Y", 0, 0, 30, 15 },
{ "UE", "U", 0, 0, 60, 15 },
{ "UE", "", 0, 0, 110, 15 },
{ NULL, NULL, 0, 0, 0, 0 }
};
static char *russian_names[] =
{
"Aleksander", "Oleksander",
"Aleksandr", "Aliaksandr",
"Aleksandr", "Oleksandr",
"Aleksandra", "Aliaksandra",
"Aleksandra", "Oleksandra",
"Aleksey", "Aliaksei",
"Aleksey", "Aliaksey",
"Aleksey", "Oleksey",
"Aleksey", "Oleksii",
"Aleksey", "Oleksij",
"Aleksey", "Oleksiy",
"Alexander", "Olexander",
"Alexandr", "Olexandr",
"Alexandra", "Olexandra",
"Alexey", "Olexiy",
"Anatoliy", "Anatol",
"Andrey", "Andrii",
"Andrey", "Andrij",
"Andrey", "Andriy",
"Artiom", "Artsiom",
"Boris", "Barys",
"Boris", "Borys",
"Dariya", "Daryia",
"Denis", "Denys",
"Diana", "Dziana",
"Diyana", "Dziyana",
"Dmitriy", "Dmitro",
"Dmitriy", "Dmytriy",
"Dmitriy", "Dmytro",
"Dmitriy", "Dzimitry",
"Dmitriy", "Dzmitrij",
"Dmitriy", "Dzmitriy",
"Dmitry", "Dzmitry",
"Dzmitri", "Dzmitri",
"Elena", "Ellina",
"Evgeniy", "Eugeni",
"Fedor", "Fedir",
"Galina", "Galyna",
"Gennadiy", "Henadz",
"Gennadiy", "Henadzi",
"Gennadiy", "Hennadij",
"Gennadiy", "Hennadiy",
"Gennadiy", "Hennadzy",
"Georgiy", "Georgii",
"Grigorij", "Grygorij",
"Grigoriy", "Grigorii",
"Grigoriy", "Grygorii",
"Grigoriy", "Grygory",
"Igor", "Ihar",
"Igor", "Ihor",
"Ilya", "Illya",
"Irina", "Iryna",
"Jevgenija", "Jevgenija",
"Jevgeniy", "Jevgeniy",
"Jevgeniy", "Yevgen",
"Juri", "Juriy",
"Katerina", "Kateryna",
"Katerina", "Katsiaryna",
"Kiril", "Kiryl",
"Kiril", "Kiryll",
"Kiril", "Kyrylo",
"Konstantin", "Kanstantsin",
"Konstantin", "Konstantyn",
"Konstantin", "Kostiantyn",
"Konstantin", "Kostyantin",
"Konstantin", "Kostyantyn",
"Kristina", "Khrystyna",
"Kristina", "Kristsina",
"Kristina", "Krystina",
"Kristina", "Krystsina",
"Kristina", "Krystyna",
"Larisa", "Larysa",
"Leonid", "Leanid",
"Lubomir", "Lubomir",
"Ludmila", "Ludmyla",
"Lyudmila", "Lyudmyla",
"Margarita", "Marharita",
"Margarita", "Marharyta",
"Margaryta", "Margaryta",
"Marina", "Maryna",
"Mariya", "Maryia",
"Mariya", "Naryja",
"Maxim", "Maksym",
"Michail", "Michailo",
"Michail", "Michaylo",
"Michail", "Mihail",
"Mikhail", "Mikhailo",
"Mikhail", "Mikhaylo",
"Mikhail", "Mykhailo",
"Mikhail", "Mykhajlo",
"Mikhail", "Mykhaylo",
"Miroslav", "Myroslav",
"Miroslava", "Myroslava",
"Nadya", "Nadija",
"Nadya", "Nadiya",
"Natalya", "Nataliia",
"Natalya", "Natallia",
"Nikolay", "Mikalai",
"Nikolay", "Mikalaj",
"Nikolay", "Mikola",
"Nikolay", "Mykola",
"Oksana", "Aksana",
"Oleg", "Aleg",
"Oleg", "Aleh",
"Oleg", "Oleh",
"Olesia", "Alesia",
"Olesja", "Alesja",
"Olessja", "Alessja",
"Olessya", "Alessya",
"Olesya", "Alesya",
"Olga", "Olha",
"Olga", "Volha",
"Roman", "Raman",
"Rostislav", "Rostyslav",
"Sergej", "Serhij",
"Sergey", "Sergii",
"Sergey", "Sergij",
"Sergey", "Sergiy",
"Sergey", "Serhei",
"Sergey", "Serhii",
"Sergey", "Serhiy",
"Sergey", "Siarhei",
"Sergey", "Siarhej",
"Sergey", "Siarhey",
"Snezhana", "Sniazhana",
"Stanislav", "Stanislau",
"Svetlana", "Sviatlana",
"Svetlana", "Svitlana",
"Tatyana", "Tatsiana",
"Tatyana", "Tatsyana",
"Tatyana", "Tetiana",
"Tatyana", "Tetjana",
"Tatyana", "Tetyana",
"Vadim", "Vadym",
"Vadim", "Vadzim",
"Valentin", "Valentyn",
"Valentina", "Valentyna",
"Valentina", "Valiantsina",
"Valeriy", "Valerii",
"Valeriya", "Valeryia",
"Vasil", "Vasyl",
"Vera", "Vira",
"Veronika", "Veranika",
"Viacheslav", "Viachaslau",
"Viacheslav", "Viacheslau",
"Viktor", "Viktar",
"Viktoriya", "Viktoryia",
"Vladimir", "Uladzimir",
"Vladimir", "Uladzmir",
"Vladimir", "Vladymyr",
"Vladimir", "Volodimir",
"Vladimir", "Volodymyr",
"Vladislav", "Uladzislau",
"Vladislav", "Vladyslav",
"Yaroslav", "Yaraslau",
"Yevgenia", "Yauhenia",
"Yevgeniy", "Jauhen",
"Yevgeniy", "Yauhen",
"Yevgeniy", "Yauheni",
"Yevgeniya", "Yauheniya",
"Yuliya", "Yuliia",
"Yuri", "Juryj",
"Yuri", "Yurii",
"Yuri", "Yurij",
NULL, NULL
};
/************************************************************/
/**** common string functions *****************************/
/************************************************************/
static int initialize_gender (void)
{
int i,k,n;
char *s,*s2,*s3;
if (! (internal_mode & GENDER_INITIALIZED))
{
if ((int)strlen (letters_a_to_z) != 26)
{
if (internal_mode & TRACE_GENDER)
{
printf ("Error: %s is not allowed\n",
"strlen (letters_a_to_z) != 26");
}
return (-1);
}
if ((int)strlen (letters_a_to_z) != (int)strlen (letters_A_to_Z))
{
if (internal_mode & TRACE_GENDER)
{
printf ("Error: %s is not allowed\n",
"strlen(letters_a_to_z) != strlen(letters_a_to_z)");
}
return (-1);
}
if ((int)strlen (umlaut_lower) != (int)strlen (umlaut_upper))
{
if (internal_mode & TRACE_GENDER)
{
printf ("Error: %s is not allowed\n",
"strlen(umlaut_lower) != strlen(umlaut_upper)");
}
return (-1);
}
if ((int)strlen (umlaut_lower) != (int)strlen (umlaut_sort)
|| (int)strlen (umlaut_lower) != (int)strlen (umlaut_sort2))
{
if (internal_mode & TRACE_GENDER)
{
printf ("Error: %s is not allowed\n",
"strlen(umlaut_sort*) != strlen(umlaut_lower)");
}
return (-1);
}
internal_mode |= GENDER_INITIALIZED;
/**** generate arrays "sortchar", "sortchar2" and "upperchar" ****/
for (i=0; i< HASH_COUNT; i++)
{
sortchar[i] = (char) i;
sortchar2[i] = '\0';
up_and_conv[i] = (char) i;
upperchar[i] = (char) i;
}
sortchar [(unsigned char) '-'] = ' ';
sortchar [(unsigned char) '\''] = '´';
up_and_conv [(unsigned char) '-'] = ' ';
s = CHARS_TO_IGNORE;
for (i=0; s[i] != '\0'; i++)
{
k = (unsigned char) s[i];
sortchar[k] = IS_CHAR_TO_IGNORE;
}
s = letters_a_to_z;
s2 = letters_A_to_Z;
for (i=0; s[i] != '\0'; i++)
{
k = (unsigned char) s2[i];
sortchar[k] = s2[i];
up_and_conv[k] = s2[i];
upperchar[k] = s2[i];
k = (unsigned char) s[i];
sortchar[k] = s2[i];
up_and_conv[k] = s2[i];
upperchar[k] = s2[i];
}
s = umlaut_lower;
s2 = umlaut_upper;
for (i=0; s[i] != '\0'; i++)
{
n = (unsigned char) umlaut_conv[i];
k = (unsigned char) s2[i]; /** "s2" **/
up_and_conv[k] = (char) n;
upperchar[k] = s2[i];
k = (unsigned char) s[i]; /** "s" **/
up_and_conv[k] = (char) n;
upperchar[k] = s2[i];
}
s = umlaut_lower;
s2 = umlaut_sort;
s3 = umlaut_sort2;
for (i=0; s[i] != '\0'; i++)
{
k = (unsigned char) s[i];
sortchar[k] = s2[i];
if (s3[i] != ' ')
{
sortchar2[k] = s3[i];
}
k = (unsigned char) umlaut_upper[i];
sortchar[k] = s2[i];
if (s3[i] != ' ')
{
sortchar2[k] = s3[i];
}
}
/**** initialize hash values for phonetic rules ****/
for (i=0; i<17; i++)
{
ph_hash_group_begin[i] = -1;
ph_hash_group_end[i] = -1;
}
for (i=0; i< HASH_COUNT; i++)
{
ph_rules_hash_del_ins[i] = -1;
ph_rules_hash_replace[i] = 0;
}
for (i=0; ph_rules_german[i].text_1 != NULL; i++)
{
k = ph_rules_german[i].hash_group;
if (ph_hash_group_begin[k] < 0)
{
ph_hash_group_begin[k] = i;
}
if (ph_hash_group_end[k] < 0
|| strcmp (ph_rules_german[i].text_2,"") != 0)
{
ph_hash_group_end[k] = i;
}
n = (unsigned char) ph_rules_german[i].text_1[0];
ph_rules_hash_replace [n] |= 1 << (k-1);
if (ph_rules_hash_del_ins[n] < 0
&& strcmp (ph_rules_german[i].text_2,"") == 0)
{
ph_rules_hash_del_ins[n] = i;
}
n = (unsigned char) ph_rules_german[i].text_2[0];
ph_rules_hash_replace [n] |= 1 << (k-1);
n = (int)strlen (ph_rules_german[i].text_1);
ph_rules_german[i].len_1 = n;
n = (int)strlen (ph_rules_german[i].text_2);
ph_rules_german[i].len_2 = n;
}
}
return (0);
}
static int copycut (char dest[], char src[], int len)
{
int i,k,n;
char c;
k = 0;
n = 0;
i = 1;
while ((c = src[k]) != '\0' && c != '\n'
&& (k < len-1 || len < 0))
{
if (c == ' ')
{
i--;
}
else
{
i = 2;
}
if (i > 0)
{
dest[n] = c;
n++;
}
k++;
}
if (n > 0 && dest[n-1] == ' ')
{
/**** delete trailing space ****/
n--;
}
dest[n] = '\0';
return (n);
}
static int strcmp_search (char text[], char text_2[],
int compare_mode, char umlaut_info, int *diff)
/**** Internal function for "string compare": ****/
/**** Compare strings case-insensitive and ignore ****/
/**** different spellings of umlauts. ****/
/**** Return value is the same as for normal "strcmp". ****/
/**** First arg = "external" name ****/
/**** Second arg = "internal" name (with "unicode" chars) ****/
/**** Important bit masks for "compare_mode": ****/
/**** EXPAND_PARAM_1 : expand umlauts in "text" ****/
/**** EXPAND_PARAM_2 : expand umlauts in "text_2" ****/
/**** COMPARE_ABBREVIATION : compare abbreviation ****/
/**** (e.g. "C." and "Carl") ****/
/**** This function converts "src" to upper case, ****/
/**** compresses successive blanks and (if necessary) ****/
/**** expands umlauts, i.e. "ä" is converted to "AE". ****/
/**** The conversion is done "on demand" using the ****/
/**** arrays "sortchar" and "sortchar2". The second ****/
/**** array is needed only for umlauts and contains ****/
/**** null values for all other chars. ****/
{
int i,i2,k,n;
char c=0,c2=0;
if (umlaut_info == COMPRESSED_UMLAUTS_FOR_SORTING)
{
compare_mode &= ~EXPAND_PARAM_2;
}
if (umlaut_info == EXPANDED_UMLAUTS_FOR_SORTING)
{
compare_mode |= EXPAND_PARAM_2;
}
i = 0;
i2 = 0;
k = 0;
while (sortchar [(unsigned char) *text_2] == IS_CHAR_TO_IGNORE)
{
text_2++;
}
while (*text != '\0' && *text_2 != '\0')
{
/**** find next char in first string ****/
/**** (without "while (c == IS_CHAR_TO_IGNORE) ...") ****/
c = '\0';
if (i != 0)
{
if (compare_mode & EXPAND_PARAM_1)
{
c = sortchar2 [(unsigned char) *text];
}
i = 0;
text++;
}
if (c == '\0')
{
c = sortchar [(unsigned char) *text];
i = 1;
if ((c == ' ' || c == '-')
&& (compare_mode & IGNORE_SEPARATOR))
{
text++;
c = sortchar [(unsigned char) *text];
}
}
/**** find next char in second string ****/
c2 = '\0';
if (i2 != 0)
{
if (compare_mode & EXPAND_PARAM_2)
{
c2 = sortchar2 [(unsigned char) *text_2];
}
i2 = 0;
text_2++;
while (sortchar [(unsigned char) *text_2] == IS_CHAR_TO_IGNORE)
{
text_2++;
}
}
if (c2 == '\0')
{
c2 = sortchar [(unsigned char) *text_2];
i2 = 1;
if ((c2 == ' ' || c2 == '-' || *text_2 == '+')
&& (compare_mode & IGNORE_SEPARATOR))
{
text_2++;
while (sortchar [(unsigned char) *text_2] == IS_CHAR_TO_IGNORE)
{
text_2++;
}
c2 = sortchar [(unsigned char) *text_2];
}
}
if (c2 == '+')
{
/**** "internal separator" ('+') found ****/
c2 = '-';
if (c == ' ' || c == '-')
{
c2 = c;
continue; /**** important ****/
}
else if (i == 1 && i2 == 1
&& sortchar2 [(unsigned char) *text] == '\0')
{
text_2++;
while (sortchar [(unsigned char) *text_2] == IS_CHAR_TO_IGNORE)
{
text_2++;
}
c2 = sortchar [(unsigned char) *text_2];
}
}
/**** compare chars ****/
if ((compare_mode & COMPARE_ABBREVIATION)
&& c == '.' && c2 != '\0')
{
/**** strings match like (e.g.) "St." and "Steven" ****/
c = c2;
break;
}
if (c != c2)
{
/**** strings don't match ****/
break;
}
if (diff != NULL && i == 1 && i2 == 1)
{
if (upperchar [(unsigned char) *text] != upperchar [(unsigned char) *text_2])
{
if (compare_mode & GENDER_COMPARE_EXACT)
{
/**** strings don't match exactly ****/
k |= 1024;
}
c = sortchar2 [(unsigned char) *text];
c2 = sortchar2 [(unsigned char) *text_2];
if (c != c2)
{
if (c == '\0')
{
c = sortchar [(unsigned char) *(text+1)];
}
if (c2 == '\0')
{
c2 = sortchar [(unsigned char) *(text_2+1)];
}
}
if (c != c2)
{
k++;
if (c == '\0')
{
k |= 128;
}
if (c2 == '\0')
{