stem_iso_8859_1_porter.c

postgresql8.3.4源码,开源数据库

    return 1;
}

static int r_Step_2(struct SN_env * z) {
    int among_var;
    z->ket = z->c; /* [, line 58 */
    if (z->c - 2 <= z->lb || z->p[z->c - 1] >> 5 != 3 || !((815616 >> (z->p[z->c - 1] & 0x1f)) & 1)) return 0;
    among_var = find_among_b(z, a_3, 20); /* substring, line 58 */
    if (!(among_var)) return 0;
    z->bra = z->c; /* ], line 58 */
    {   int ret = r_R1(z);
        if (ret == 0) return 0; /* call R1, line 58 */
        if (ret < 0) return ret;
    }
    switch(among_var) {
        case 0: return 0;
        case 1:
            {   int ret = slice_from_s(z, 4, s_8); /* <-, line 59 */
                if (ret < 0) return ret;
            }
            break;
        case 2:
            {   int ret = slice_from_s(z, 4, s_9); /* <-, line 60 */
                if (ret < 0) return ret;
            }
            break;
        case 3:
            {   int ret = slice_from_s(z, 4, s_10); /* <-, line 61 */
                if (ret < 0) return ret;
            }
            break;
        case 4:
            {   int ret = slice_from_s(z, 4, s_11); /* <-, line 62 */
                if (ret < 0) return ret;
            }
            break;
        case 5:
            {   int ret = slice_from_s(z, 3, s_12); /* <-, line 63 */
                if (ret < 0) return ret;
            }
            break;
        case 6:
            {   int ret = slice_from_s(z, 1, s_13); /* <-, line 64 */
                if (ret < 0) return ret;
            }
            break;
        case 7:
            {   int ret = slice_from_s(z, 3, s_14); /* <-, line 66 */
                if (ret < 0) return ret;
            }
            break;
        case 8:
            {   int ret = slice_from_s(z, 3, s_15); /* <-, line 68 */
                if (ret < 0) return ret;
            }
            break;
        case 9:
            {   int ret = slice_from_s(z, 2, s_16); /* <-, line 69 */
                if (ret < 0) return ret;
            }
            break;
        case 10:
            {   int ret = slice_from_s(z, 2, s_17); /* <-, line 71 */
                if (ret < 0) return ret;
            }
            break;
        case 11:
            {   int ret = slice_from_s(z, 3, s_18); /* <-, line 72 */
                if (ret < 0) return ret;
            }
            break;
        case 12:
            {   int ret = slice_from_s(z, 3, s_19); /* <-, line 74 */
                if (ret < 0) return ret;
            }
            break;
        case 13:
            {   int ret = slice_from_s(z, 3, s_20); /* <-, line 76 */
                if (ret < 0) return ret;
            }
            break;
        case 14:
            {   int ret = slice_from_s(z, 3, s_21); /* <-, line 77 */
                if (ret < 0) return ret;
            }
            break;
    }
    return 1;
}

static int r_Step_3(struct SN_env * z) {
    int among_var;
    z->ket = z->c; /* [, line 82 */
    if (z->c - 2 <= z->lb || z->p[z->c - 1] >> 5 != 3 || !((528928 >> (z->p[z->c - 1] & 0x1f)) & 1)) return 0;
    among_var = find_among_b(z, a_4, 7); /* substring, line 82 */
    if (!(among_var)) return 0;
    z->bra = z->c; /* ], line 82 */
    {   int ret = r_R1(z);
        if (ret == 0) return 0; /* call R1, line 82 */
        if (ret < 0) return ret;
    }
    switch(among_var) {
        case 0: return 0;
        case 1:
            {   int ret = slice_from_s(z, 2, s_22); /* <-, line 83 */
                if (ret < 0) return ret;
            }
            break;
        case 2:
            {   int ret = slice_from_s(z, 2, s_23); /* <-, line 85 */
                if (ret < 0) return ret;
            }
            break;
        case 3:
            {   int ret = slice_del(z); /* delete, line 87 */
                if (ret < 0) return ret;
            }
            break;
    }
    return 1;
}

static int r_Step_4(struct SN_env * z) {
    int among_var;
    z->ket = z->c; /* [, line 92 */
    if (z->c - 1 <= z->lb || z->p[z->c - 1] >> 5 != 3 || !((3961384 >> (z->p[z->c - 1] & 0x1f)) & 1)) return 0;
    among_var = find_among_b(z, a_5, 19); /* substring, line 92 */
    if (!(among_var)) return 0;
    z->bra = z->c; /* ], line 92 */
    {   int ret = r_R2(z);
        if (ret == 0) return 0; /* call R2, line 92 */
        if (ret < 0) return ret;
    }
    switch(among_var) {
        case 0: return 0;
        case 1:
            {   int ret = slice_del(z); /* delete, line 95 */
                if (ret < 0) return ret;
            }
            break;
        case 2:
            {   int m1 = z->l - z->c; (void)m1; /* or, line 96 */
                if (!(eq_s_b(z, 1, s_24))) goto lab1;
                goto lab0;
            lab1:
                z->c = z->l - m1;
                if (!(eq_s_b(z, 1, s_25))) return 0;
            }
        lab0:
            {   int ret = slice_del(z); /* delete, line 96 */
                if (ret < 0) return ret;
            }
            break;
    }
    return 1;
}

static int r_Step_5a(struct SN_env * z) {
    z->ket = z->c; /* [, line 101 */
    if (!(eq_s_b(z, 1, s_26))) return 0;
    z->bra = z->c; /* ], line 101 */
    {   int m1 = z->l - z->c; (void)m1; /* or, line 102 */
        {   int ret = r_R2(z);
            if (ret == 0) goto lab1; /* call R2, line 102 */
            if (ret < 0) return ret;
        }
        goto lab0;
    lab1:
        z->c = z->l - m1;
        {   int ret = r_R1(z);
            if (ret == 0) return 0; /* call R1, line 102 */
            if (ret < 0) return ret;
        }
        {   int m2 = z->l - z->c; (void)m2; /* not, line 102 */
            {   int ret = r_shortv(z);
                if (ret == 0) goto lab2; /* call shortv, line 102 */
                if (ret < 0) return ret;
            }
            return 0;
        lab2:
            z->c = z->l - m2;
        }
    }
lab0:
    {   int ret = slice_del(z); /* delete, line 103 */
        if (ret < 0) return ret;
    }
    return 1;
}

static int r_Step_5b(struct SN_env * z) {
    z->ket = z->c; /* [, line 107 */
    if (!(eq_s_b(z, 1, s_27))) return 0;
    z->bra = z->c; /* ], line 107 */
    {   int ret = r_R2(z);
        if (ret == 0) return 0; /* call R2, line 108 */
        if (ret < 0) return ret;
    }
    if (!(eq_s_b(z, 1, s_28))) return 0;
    {   int ret = slice_del(z); /* delete, line 109 */
        if (ret < 0) return ret;
    }
    return 1;
}

extern int porter_ISO_8859_1_stem(struct SN_env * z) {
    z->B[0] = 0; /* unset Y_found, line 115 */
    {   int c1 = z->c; /* do, line 116 */
        z->bra = z->c; /* [, line 116 */
        if (!(eq_s(z, 1, s_29))) goto lab0;
        z->ket = z->c; /* ], line 116 */
        {   int ret = slice_from_s(z, 1, s_30); /* <-, line 116 */
            if (ret < 0) return ret;
        }
        z->B[0] = 1; /* set Y_found, line 116 */
    lab0:
        z->c = c1;
    }
    {   int c2 = z->c; /* do, line 117 */
        while(1) { /* repeat, line 117 */
            int c3 = z->c;
            while(1) { /* goto, line 117 */
                int c4 = z->c;
                if (in_grouping(z, g_v, 97, 121, 0)) goto lab3;
                z->bra = z->c; /* [, line 117 */
                if (!(eq_s(z, 1, s_31))) goto lab3;
                z->ket = z->c; /* ], line 117 */
                z->c = c4;
                break;
            lab3:
                z->c = c4;
                if (z->c >= z->l) goto lab2;
                z->c++; /* goto, line 117 */
            }
            {   int ret = slice_from_s(z, 1, s_32); /* <-, line 117 */
                if (ret < 0) return ret;
            }
            z->B[0] = 1; /* set Y_found, line 117 */
            continue;
        lab2:
            z->c = c3;
            break;
        }
        z->c = c2;
    }
    z->I[0] = z->l;
    z->I[1] = z->l;
    {   int c5 = z->c; /* do, line 121 */
        {    /* gopast */ /* grouping v, line 122 */
            int ret = out_grouping(z, g_v, 97, 121, 1);
            if (ret < 0) goto lab4;
            z->c += ret;
        }
        {    /* gopast */ /* non v, line 122 */
            int ret = in_grouping(z, g_v, 97, 121, 1);
            if (ret < 0) goto lab4;
            z->c += ret;
        }
        z->I[0] = z->c; /* setmark p1, line 122 */
        {    /* gopast */ /* grouping v, line 123 */
            int ret = out_grouping(z, g_v, 97, 121, 1);
            if (ret < 0) goto lab4;
            z->c += ret;
        }
        {    /* gopast */ /* non v, line 123 */
            int ret = in_grouping(z, g_v, 97, 121, 1);
            if (ret < 0) goto lab4;
            z->c += ret;
        }
        z->I[1] = z->c; /* setmark p2, line 123 */
    lab4:
        z->c = c5;
    }
    z->lb = z->c; z->c = z->l; /* backwards, line 126 */

    {   int m6 = z->l - z->c; (void)m6; /* do, line 127 */
        {   int ret = r_Step_1a(z);
            if (ret == 0) goto lab5; /* call Step_1a, line 127 */
            if (ret < 0) return ret;
        }
    lab5:
        z->c = z->l - m6;
    }
    {   int m7 = z->l - z->c; (void)m7; /* do, line 128 */
        {   int ret = r_Step_1b(z);
            if (ret == 0) goto lab6; /* call Step_1b, line 128 */
            if (ret < 0) return ret;
        }
    lab6:
        z->c = z->l - m7;
    }
    {   int m8 = z->l - z->c; (void)m8; /* do, line 129 */
        {   int ret = r_Step_1c(z);
            if (ret == 0) goto lab7; /* call Step_1c, line 129 */
            if (ret < 0) return ret;
        }
    lab7:
        z->c = z->l - m8;
    }
    {   int m9 = z->l - z->c; (void)m9; /* do, line 130 */
        {   int ret = r_Step_2(z);
            if (ret == 0) goto lab8; /* call Step_2, line 130 */
            if (ret < 0) return ret;
        }
    lab8:
        z->c = z->l - m9;
    }
    {   int m10 = z->l - z->c; (void)m10; /* do, line 131 */
        {   int ret = r_Step_3(z);
            if (ret == 0) goto lab9; /* call Step_3, line 131 */
            if (ret < 0) return ret;
        }
    lab9:
        z->c = z->l - m10;
    }
    {   int m11 = z->l - z->c; (void)m11; /* do, line 132 */
        {   int ret = r_Step_4(z);
            if (ret == 0) goto lab10; /* call Step_4, line 132 */
            if (ret < 0) return ret;
        }
    lab10:
        z->c = z->l - m11;
    }
    {   int m12 = z->l - z->c; (void)m12; /* do, line 133 */
        {   int ret = r_Step_5a(z);
            if (ret == 0) goto lab11; /* call Step_5a, line 133 */
            if (ret < 0) return ret;
        }
    lab11:
        z->c = z->l - m12;
    }
    {   int m13 = z->l - z->c; (void)m13; /* do, line 134 */
        {   int ret = r_Step_5b(z);
            if (ret == 0) goto lab12; /* call Step_5b, line 134 */
            if (ret < 0) return ret;
        }
    lab12:
        z->c = z->l - m13;
    }
    z->c = z->lb;
    {   int c14 = z->c; /* do, line 137 */
        if (!(z->B[0])) goto lab13; /* Boolean test Y_found, line 137 */
        while(1) { /* repeat, line 137 */
            int c15 = z->c;
            while(1) { /* goto, line 137 */
                int c16 = z->c;
                z->bra = z->c; /* [, line 137 */
                if (!(eq_s(z, 1, s_33))) goto lab15;
                z->ket = z->c; /* ], line 137 */
                z->c = c16;
                break;
            lab15:
                z->c = c16;
                if (z->c >= z->l) goto lab14;
                z->c++; /* goto, line 137 */
            }
            {   int ret = slice_from_s(z, 1, s_34); /* <-, line 137 */
                if (ret < 0) return ret;
            }
            continue;
        lab14:
            z->c = c15;
            break;
        }
    lab13:
        z->c = c14;
    }
    return 1;
}

extern struct SN_env * porter_ISO_8859_1_create_env(void) { return SN_create_env(0, 2, 1); }

extern void porter_ISO_8859_1_close_env(struct SN_env * z) { SN_close_env(z, 0); }