porter.cc

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/* Generated by Snowball 2.0.0 - https://snowballstem.org/ */


#include <config.h>
#include <limits.h>
#include "porter.h"

#define s_0_0 (s_0_1 + 2)
static const symbol s_pool[] = {
#define s_0_1 0
'i', 'e', 's',
#define s_0_2 3
's', 's', 'e', 's',
#define s_0_3 s_0_2
#define s_1_1 7
'b', 'b',
#define s_1_2 9
'd', 'd',
#define s_1_3 11
'f', 'f',
#define s_1_4 13
'g', 'g',
#define s_1_5 15
'b', 'l',
#define s_1_6 17
'm', 'm',
#define s_1_7 19
'n', 'n',
#define s_1_8 21
'p', 'p',
#define s_1_9 23
'r', 'r',
#define s_1_10 25
'a', 't',
#define s_1_11 27
't', 't',
#define s_1_12 29
'i', 'z',
#define s_2_0 (s_2_1 + 1)
#define s_2_1 31
'e', 'e', 'd',
#define s_2_2 34
'i', 'n', 'g',
#define s_3_0 37
'a', 'n', 'c', 'i',
#define s_3_1 41
'e', 'n', 'c', 'i',
#define s_3_2 45
'a', 'b', 'l', 'i',
#define s_3_3 49
'e', 'l', 'i',
#define s_3_4 52
'a', 'l', 'l', 'i',
#define s_3_5 56
'o', 'u', 's', 'l', 'i',
#define s_3_6 61
'e', 'n', 't', 'l', 'i',
#define s_3_7 66
'a', 'l', 'i', 't', 'i',
#define s_3_8 71
'b', 'i', 'l', 'i', 't', 'i',
#define s_3_9 77
'i', 'v', 'i', 't', 'i',
#define s_3_10 (s_3_11 + 1)
#define s_3_11 82
'a', 't', 'i', 'o', 'n', 'a', 'l',
#define s_3_12 89
'a', 'l', 'i', 's', 'm',
#define s_3_13 s_3_11
#define s_3_14 94
'i', 'z', 'a', 't', 'i', 'o', 'n',
#define s_3_15 101
'i', 'z', 'e', 'r',
#define s_3_16 105
'a', 't', 'o', 'r',
#define s_3_17 109
'i', 'v', 'e', 'n', 'e', 's', 's',
#define s_3_18 116
'f', 'u', 'l', 'n', 'e', 's', 's',
#define s_3_19 123
'o', 'u', 's', 'n', 'e', 's', 's',
#define s_4_0 130
'i', 'c', 'a', 't', 'e',
#define s_4_1 135
'a', 't', 'i', 'v', 'e',
#define s_4_2 140
'a', 'l', 'i', 'z', 'e',
#define s_4_3 145
'i', 'c', 'i', 't', 'i',
#define s_4_4 150
'i', 'c', 'a', 'l',
#define s_4_5 154
'f', 'u', 'l',
#define s_4_6 157
'n', 'e', 's', 's',
#define s_5_0 161
'i', 'c',
#define s_5_1 163
'a', 'n', 'c', 'e',
#define s_5_2 167
'e', 'n', 'c', 'e',
#define s_5_3 171
'a', 'b', 'l', 'e',
#define s_5_4 175
'i', 'b', 'l', 'e',
#define s_5_5 179
'a', 't', 'e',
#define s_5_6 182
'i', 'v', 'e',
#define s_5_7 185
'i', 'z', 'e',
#define s_5_8 188
'i', 't', 'i',
#define s_5_9 191
'a', 'l',
#define s_5_10 193
'i', 's', 'm',
#define s_5_11 196
'i', 'o', 'n',
#define s_5_12 199
'e', 'r',
#define s_5_13 201
'o', 'u', 's',
#define s_5_14 204
'a', 'n', 't',
#define s_5_15 (s_5_16 + 1)
#define s_5_16 (s_5_17 + 1)
#define s_5_17 207
'e', 'm', 'e', 'n', 't',
#define s_5_18 s_5_13
};


static const struct among a_0[4] =
{
/*  0 */ { 1, s_0_0, -1, 3},
/*  1 */ { 3, s_0_1, 0, 2},
/*  2 */ { 4, s_0_2, 0, 1},
/*  3 */ { 2, s_0_3, 0, -1}
};


static const struct among a_1[13] =
{
/*  0 */ { 0, 0, -1, 3},
/*  1 */ { 2, s_1_1, 0, 2},
/*  2 */ { 2, s_1_2, 0, 2},
/*  3 */ { 2, s_1_3, 0, 2},
/*  4 */ { 2, s_1_4, 0, 2},
/*  5 */ { 2, s_1_5, 0, 1},
/*  6 */ { 2, s_1_6, 0, 2},
/*  7 */ { 2, s_1_7, 0, 2},
/*  8 */ { 2, s_1_8, 0, 2},
/*  9 */ { 2, s_1_9, 0, 2},
/* 10 */ { 2, s_1_10, 0, 1},
/* 11 */ { 2, s_1_11, 0, 2},
/* 12 */ { 2, s_1_12, 0, 1}
};


static const struct among a_2[3] =
{
/*  0 */ { 2, s_2_0, -1, 2},
/*  1 */ { 3, s_2_1, 0, 1},
/*  2 */ { 3, s_2_2, -1, 2}
};


static const struct among a_3[20] =
{
/*  0 */ { 4, s_3_0, -1, 3},
/*  1 */ { 4, s_3_1, -1, 2},
/*  2 */ { 4, s_3_2, -1, 4},
/*  3 */ { 3, s_3_3, -1, 6},
/*  4 */ { 4, s_3_4, -1, 9},
/*  5 */ { 5, s_3_5, -1, 11},
/*  6 */ { 5, s_3_6, -1, 5},
/*  7 */ { 5, s_3_7, -1, 9},
/*  8 */ { 6, s_3_8, -1, 13},
/*  9 */ { 5, s_3_9, -1, 12},
/* 10 */ { 6, s_3_10, -1, 1},
/* 11 */ { 7, s_3_11, 10, 8},
/* 12 */ { 5, s_3_12, -1, 9},
/* 13 */ { 5, s_3_13, -1, 8},
/* 14 */ { 7, s_3_14, 13, 7},
/* 15 */ { 4, s_3_15, -1, 7},
/* 16 */ { 4, s_3_16, -1, 8},
/* 17 */ { 7, s_3_17, -1, 12},
/* 18 */ { 7, s_3_18, -1, 10},
/* 19 */ { 7, s_3_19, -1, 11}
};


static const struct among a_4[7] =
{
/*  0 */ { 5, s_4_0, -1, 2},
/*  1 */ { 5, s_4_1, -1, 3},
/*  2 */ { 5, s_4_2, -1, 1},
/*  3 */ { 5, s_4_3, -1, 2},
/*  4 */ { 4, s_4_4, -1, 2},
/*  5 */ { 3, s_4_5, -1, 3},
/*  6 */ { 4, s_4_6, -1, 3}
};


static const struct among a_5[19] =
{
/*  0 */ { 2, s_5_0, -1, 1},
/*  1 */ { 4, s_5_1, -1, 1},
/*  2 */ { 4, s_5_2, -1, 1},
/*  3 */ { 4, s_5_3, -1, 1},
/*  4 */ { 4, s_5_4, -1, 1},
/*  5 */ { 3, s_5_5, -1, 1},
/*  6 */ { 3, s_5_6, -1, 1},
/*  7 */ { 3, s_5_7, -1, 1},
/*  8 */ { 3, s_5_8, -1, 1},
/*  9 */ { 2, s_5_9, -1, 1},
/* 10 */ { 3, s_5_10, -1, 1},
/* 11 */ { 3, s_5_11, -1, 2},
/* 12 */ { 2, s_5_12, -1, 1},
/* 13 */ { 3, s_5_13, -1, 1},
/* 14 */ { 3, s_5_14, -1, 1},
/* 15 */ { 3, s_5_15, -1, 1},
/* 16 */ { 4, s_5_16, 15, 1},
/* 17 */ { 5, s_5_17, 16, 1},
/* 18 */ { 2, s_5_18, -1, 1}
};

static const unsigned char g_v[] = { 17, 65, 16, 1 };

static const unsigned char g_v_WXY[] = { 1, 17, 65, 208, 1 };

static const symbol s_0[] = { 's', 's' };
static const symbol s_1[] = { 'i' };
static const symbol s_2[] = { 'e', 'e' };
static const symbol s_3[] = { 'e' };
static const symbol s_4[] = { 'e' };
static const symbol s_5[] = { 'i' };
static const symbol s_6[] = { 't', 'i', 'o', 'n' };
static const symbol s_7[] = { 'e', 'n', 'c', 'e' };
static const symbol s_8[] = { 'a', 'n', 'c', 'e' };
static const symbol s_9[] = { 'a', 'b', 'l', 'e' };
static const symbol s_10[] = { 'e', 'n', 't' };
static const symbol s_11[] = { 'e' };
static const symbol s_12[] = { 'i', 'z', 'e' };
static const symbol s_13[] = { 'a', 't', 'e' };
static const symbol s_14[] = { 'a', 'l' };
static const symbol s_15[] = { 'f', 'u', 'l' };
static const symbol s_16[] = { 'o', 'u', 's' };
static const symbol s_17[] = { 'i', 'v', 'e' };
static const symbol s_18[] = { 'b', 'l', 'e' };
static const symbol s_19[] = { 'a', 'l' };
static const symbol s_20[] = { 'i', 'c' };
static const symbol s_21[] = { 'Y' };
static const symbol s_22[] = { 'Y' };
static const symbol s_23[] = { 'y' };

int Xapian::InternalStemPorter::r_shortv() {
    if (out_grouping_b_U(g_v_WXY, 89, 121, 0)) return 0;
    if (in_grouping_b_U(g_v, 97, 121, 0)) return 0;
    if (out_grouping_b_U(g_v, 97, 121, 0)) return 0;
    return 1;
}

int Xapian::InternalStemPorter::r_R1() {
    if (!(I_p1 <= c)) return 0;
    return 1;
}

int Xapian::InternalStemPorter::r_R2() {
    if (!(I_p2 <= c)) return 0;
    return 1;
}

int Xapian::InternalStemPorter::r_Step_1a() {
    int among_var;
    ket = c;
    if (c <= lb || p[c - 1] != 115) return 0;
    among_var = find_among_b(s_pool, a_0, 4, 0, 0);
    if (!(among_var)) return 0;
    bra = c;
    switch (among_var) {
        case 1:
            {   int ret = slice_from_s(2, s_0);
                if (ret < 0) return ret;
            }
            break;
        case 2:
            {   int ret = slice_from_s(1, s_1);
                if (ret < 0) return ret;
            }
            break;
        case 3:
            {   int ret = slice_del();
                if (ret < 0) return ret;
            }
            break;
    }
    return 1;
}

int Xapian::InternalStemPorter::r_Step_1b() {
    int among_var;
    ket = c;
    if (c - 1 <= lb || (p[c - 1] != 100 && p[c - 1] != 103)) return 0;
    among_var = find_among_b(s_pool, a_2, 3, 0, 0);
    if (!(among_var)) return 0;
    bra = c;
    switch (among_var) {
        case 1:
            {   int ret = r_R1();
                if (ret <= 0) return ret;
            }
            {   int ret = slice_from_s(2, s_2);
                if (ret < 0) return ret;
            }
            break;
        case 2:
            {   int m_test1 = l - c;
                {   
                    int ret = out_grouping_b_U(g_v, 97, 121, 1);
                    if (ret < 0) return 0;
                    c -= ret;
                }
                c = l - m_test1;
            }
            {   int ret = slice_del();
                if (ret < 0) return ret;
            }
            {   int m_test2 = l - c;
                if (c - 1 <= lb || p[c - 1] >> 5 != 3 || !((68514004 >> (p[c - 1] & 0x1f)) & 1)) among_var = 3; else
                among_var = find_among_b(s_pool, a_1, 13, 0, 0);
                if (!(among_var)) return 0;
                c = l - m_test2;
            }
            switch (among_var) {
                case 1:
                    {   int saved_c = c;
                        insert_s(c, c, 1, s_3);
                        c = saved_c;
                    }
                    break;
                case 2:
                    ket = c;
                    {   int ret = skip_utf8(p, c, lb, 0, -1);
                        if (ret < 0) return 0;
                        c = ret;
                    }
                    bra = c;
                    {   int ret = slice_del();
                        if (ret < 0) return ret;
                    }
                    break;
                case 3:
                    if (c != I_p1) return 0;
                    {   int m_test3 = l - c;
                        {   int ret = r_shortv();
                            if (ret <= 0) return ret;
                        }
                        c = l - m_test3;
                    }
                    {   int saved_c = c;
                        insert_s(c, c, 1, s_4);
                        c = saved_c;
                    }
                    break;
            }
            break;
    }
    return 1;
}

int Xapian::InternalStemPorter::r_Step_1c() {
    ket = c;
    {   int m1 = l - c; (void)m1;
        if (c <= lb || p[c - 1] != 'y') goto lab1;
        c--;
        goto lab0;
    lab1:
        c = l - m1;
        if (c <= lb || p[c - 1] != 'Y') return 0;
        c--;
    }
lab0:
    bra = c;
    {   
        int ret = out_grouping_b_U(g_v, 97, 121, 1);
        if (ret < 0) return 0;
        c -= ret;
    }
    {   int ret = slice_from_s(1, s_5);
        if (ret < 0) return ret;
    }
    return 1;
}

int Xapian::InternalStemPorter::r_Step_2() {
    int among_var;
    ket = c;
    if (c - 2 <= lb || p[c - 1] >> 5 != 3 || !((815616 >> (p[c - 1] & 0x1f)) & 1)) return 0;
    among_var = find_among_b(s_pool, a_3, 20, 0, 0);
    if (!(among_var)) return 0;
    bra = c;
    {   int ret = r_R1();
        if (ret <= 0) return ret;
    }
    switch (among_var) {
        case 1:
            {   int ret = slice_from_s(4, s_6);
                if (ret < 0) return ret;
            }
            break;
        case 2:
            {   int ret = slice_from_s(4, s_7);
                if (ret < 0) return ret;
            }
            break;
        case 3:
            {   int ret = slice_from_s(4, s_8);
                if (ret < 0) return ret;
            }
            break;
        case 4:
            {   int ret = slice_from_s(4, s_9);
                if (ret < 0) return ret;
            }
            break;
        case 5:
            {   int ret = slice_from_s(3, s_10);
                if (ret < 0) return ret;
            }
            break;
        case 6:
            {   int ret = slice_from_s(1, s_11);
                if (ret < 0) return ret;
            }
            break;
        case 7:
            {   int ret = slice_from_s(3, s_12);
                if (ret < 0) return ret;
            }
            break;
        case 8:
            {   int ret = slice_from_s(3, s_13);
                if (ret < 0) return ret;
            }
            break;
        case 9:
            {   int ret = slice_from_s(2, s_14);
                if (ret < 0) return ret;
            }
            break;
        case 10:
            {   int ret = slice_from_s(3, s_15);
                if (ret < 0) return ret;
            }
            break;
        case 11:
            {   int ret = slice_from_s(3, s_16);
                if (ret < 0) return ret;
            }
            break;
        case 12:
            {   int ret = slice_from_s(3, s_17);
                if (ret < 0) return ret;
            }
            break;
        case 13:
            {   int ret = slice_from_s(3, s_18);
                if (ret < 0) return ret;
            }
            break;
    }
    return 1;
}

int Xapian::InternalStemPorter::r_Step_3() {
    int among_var;
    ket = c;
    if (c - 2 <= lb || p[c - 1] >> 5 != 3 || !((528928 >> (p[c - 1] & 0x1f)) & 1)) return 0;
    among_var = find_among_b(s_pool, a_4, 7, 0, 0);
    if (!(among_var)) return 0;
    bra = c;
    {   int ret = r_R1();
        if (ret <= 0) return ret;
    }
    switch (among_var) {
        case 1:
            {   int ret = slice_from_s(2, s_19);
                if (ret < 0) return ret;
            }
            break;
        case 2:
            {   int ret = slice_from_s(2, s_20);
                if (ret < 0) return ret;
            }
            break;
        case 3:
            {   int ret = slice_del();
                if (ret < 0) return ret;
            }
            break;
    }
    return 1;
}

int Xapian::InternalStemPorter::r_Step_4() {
    int among_var;
    ket = c;
    if (c - 1 <= lb || p[c - 1] >> 5 != 3 || !((3961384 >> (p[c - 1] & 0x1f)) & 1)) return 0;
    among_var = find_among_b(s_pool, a_5, 19, 0, 0);
    if (!(among_var)) return 0;
    bra = c;
    {   int ret = r_R2();
        if (ret <= 0) return ret;
    }
    switch (among_var) {
        case 1:
            {   int ret = slice_del();
                if (ret < 0) return ret;
            }
            break;
        case 2:
            {   int m1 = l - c; (void)m1;
                if (c <= lb || p[c - 1] != 's') goto lab1;
                c--;
                goto lab0;
            lab1:
                c = l - m1;
                if (c <= lb || p[c - 1] != 't') return 0;
                c--;
            }
        lab0:
            {   int ret = slice_del();
                if (ret < 0) return ret;
            }
            break;
    }
    return 1;
}

int Xapian::InternalStemPorter::r_Step_5a() {
    ket = c;
    if (c <= lb || p[c - 1] != 'e') return 0;
    c--;
    bra = c;
    {   int m1 = l - c; (void)m1;
        {   int ret = r_R2();
            if (ret == 0) goto lab1;
            if (ret < 0) return ret;
        }
        goto lab0;
    lab1:
        c = l - m1;
        {   int ret = r_R1();
            if (ret <= 0) return ret;
        }
        {   int m2 = l - c; (void)m2;
            {   int ret = r_shortv();
                if (ret == 0) goto lab2;
                if (ret < 0) return ret;
            }
            return 0;
        lab2:
            c = l - m2;
        }
    }
lab0:
    {   int ret = slice_del();
        if (ret < 0) return ret;
    }
    return 1;
}

int Xapian::InternalStemPorter::r_Step_5b() {
    ket = c;
    if (c <= lb || p[c - 1] != 'l') return 0;
    c--;
    bra = c;
    {   int ret = r_R2();
        if (ret <= 0) return ret;
    }
    if (c <= lb || p[c - 1] != 'l') return 0;
    c--;
    {   int ret = slice_del();
        if (ret < 0) return ret;
    }
    return 1;
}

int Xapian::InternalStemPorter::stem() {
    I_Y_found = 0;
    {   int c1 = c;
        bra = c;
        if (c == l || p[c] != 'y') goto lab0;
        c++;
        ket = c;
        {   int ret = slice_from_s(1, s_21);
            if (ret < 0) return ret;
        }
        I_Y_found = 1;
    lab0:
        c = c1;
    }
    {   int c2 = c;
        while(1) {
            int c3 = c;
            while(1) {
                int c4 = c;
                if (in_grouping_U(g_v, 97, 121, 0)) goto lab3;
                bra = c;
                if (c == l || p[c] != 'y') goto lab3;
                c++;
                ket = c;
                c = c4;
                break;
            lab3:
                c = c4;
                {   int ret = skip_utf8(p, c, 0, l, 1);
                    if (ret < 0) goto lab2;
                    c = ret;
                }
            }
            {   int ret = slice_from_s(1, s_22);
                if (ret < 0) return ret;
            }
            I_Y_found = 1;
            continue;
        lab2:
            c = c3;
            break;
        }
        c = c2;
    }
    I_p1 = l;
    I_p2 = l;
    {   int c5 = c;
        {   
            int ret = out_grouping_U(g_v, 97, 121, 1);
            if (ret < 0) goto lab4;
            c += ret;
        }
        {   
            int ret = in_grouping_U(g_v, 97, 121, 1);
            if (ret < 0) goto lab4;
            c += ret;
        }
        I_p1 = c;
        {   
            int ret = out_grouping_U(g_v, 97, 121, 1);
            if (ret < 0) goto lab4;
            c += ret;
        }
        {   
            int ret = in_grouping_U(g_v, 97, 121, 1);
            if (ret < 0) goto lab4;
            c += ret;
        }
        I_p2 = c;
    lab4:
        c = c5;
    }
    lb = c; c = l;

    {   int m6 = l - c; (void)m6;
        {   int ret = r_Step_1a();
            if (ret < 0) return ret;
        }
        c = l - m6;
    }
    {   int m7 = l - c; (void)m7;
        {   int ret = r_Step_1b();
            if (ret < 0) return ret;
        }
        c = l - m7;
    }
    {   int m8 = l - c; (void)m8;
        {   int ret = r_Step_1c();
            if (ret < 0) return ret;
        }
        c = l - m8;
    }
    {   int m9 = l - c; (void)m9;
        {   int ret = r_Step_2();
            if (ret < 0) return ret;
        }
        c = l - m9;
    }
    {   int m10 = l - c; (void)m10;
        {   int ret = r_Step_3();
            if (ret < 0) return ret;
        }
        c = l - m10;
    }
    {   int m11 = l - c; (void)m11;
        {   int ret = r_Step_4();
            if (ret < 0) return ret;
        }
        c = l - m11;
    }
    {   int m12 = l - c; (void)m12;
        {   int ret = r_Step_5a();
            if (ret < 0) return ret;
        }
        c = l - m12;
    }
    {   int m13 = l - c; (void)m13;
        {   int ret = r_Step_5b();
            if (ret < 0) return ret;
        }
        c = l - m13;
    }
    c = lb;
    {   int c14 = c;
        if (!(I_Y_found)) goto lab5;
        while(1) {
            int c15 = c;
            while(1) {
                int c16 = c;
                bra = c;
                if (c == l || p[c] != 'Y') goto lab7;
                c++;
                ket = c;
                c = c16;
                break;
            lab7:
                c = c16;
                {   int ret = skip_utf8(p, c, 0, l, 1);
                    if (ret < 0) goto lab6;
                    c = ret;
                }
            }
            {   int ret = slice_from_s(1, s_23);
                if (ret < 0) return ret;
            }
            continue;
        lab6:
            c = c15;
            break;
        }
    lab5:
        c = c14;
    }
    return 1;
}

Xapian::InternalStemPorter::InternalStemPorter()
    : I_Y_found(0), I_p2(0), I_p1(0)
{
}

Xapian::InternalStemPorter::~InternalStemPorter()
{
}

std::string
Xapian::InternalStemPorter::get_description() const
{
    return "porter";
}