english_stem.c

PostgreSQL7.4.6 for Linux

	return 1;
}

static int
r_Step_1b(struct SN_env * z)
{
	int			among_var;

	z->ket = z->c;				/* [, line 64 */
	among_var = find_among_b(z, a_3, 6);		/* substring, line 64 */
	if (!(among_var))
		return 0;
	z->bra = z->c;				/* ], line 64 */
	switch (among_var)
	{
		case 0:
			return 0;
		case 1:
			if (!r_R1(z))
				return 0;		/* call R1, line 66 */
			slice_from_s(z, 2, s_7);	/* <-, line 66 */
			break;
		case 2:
			{
				int			m_test = z->l - z->c;		/* test, line 69 */

				while (1)
				{				/* gopast, line 69 */
					if (!(in_grouping_b(z, g_v, 97, 121)))
						goto lab0;
					break;
			lab0:
					if (z->c <= z->lb)
						return 0;
					z->c--;
				}
				z->c = z->l - m_test;
			}
			slice_del(z);		/* delete, line 69 */
			{
				int			m_test = z->l - z->c;		/* test, line 70 */

				among_var = find_among_b(z, a_2, 13);	/* substring, line 70 */
				if (!(among_var))
					return 0;
				z->c = z->l - m_test;
			}
			switch (among_var)
			{
				case 0:
					return 0;
				case 1:
					{
						int			c = z->c;

						insert_s(z, z->c, z->c, 1, s_8);		/* <+, line 72 */
						z->c = c;
					}
					break;
				case 2:
					z->ket = z->c;		/* [, line 75 */
					if (z->c <= z->lb)
						return 0;
					z->c--;		/* next, line 75 */
					z->bra = z->c;		/* ], line 75 */
					slice_del(z);		/* delete, line 75 */
					break;
				case 3:
					if (z->c != z->I[0])
						return 0;		/* atmark, line 76 */
					{
						int			m_test = z->l - z->c;		/* test, line 76 */

						if (!r_shortv(z))
							return 0;	/* call shortv, line 76 */
						z->c = z->l - m_test;
					}
					{
						int			c = z->c;

						insert_s(z, z->c, z->c, 1, s_9);		/* <+, line 76 */
						z->c = c;
					}
					break;
			}
			break;
	}
	return 1;
}

static int
r_Step_1c(struct SN_env * z)
{
	z->ket = z->c;				/* [, line 83 */
	{
		int			m = z->l - z->c;	/* or, line 83 */

		if (!(eq_s_b(z, 1, s_10)))
			goto lab1;
		goto lab0;
lab1:
		z->c = z->l - m;
		if (!(eq_s_b(z, 1, s_11)))
			return 0;
	}
lab0:
	z->bra = z->c;				/* ], line 83 */
	if (!(out_grouping_b(z, g_v, 97, 121)))
		return 0;
	{
		int			m = z->l - z->c;	/* not, line 84 */

		if (z->c > z->lb)
			goto lab2;			/* atlimit, line 84 */
		return 0;
lab2:
		z->c = z->l - m;
	}
	slice_from_s(z, 1, s_12);	/* <-, line 85 */
	return 1;
}

static int
r_Step_2(struct SN_env * z)
{
	int			among_var;

	z->ket = z->c;				/* [, line 89 */
	among_var = find_among_b(z, a_4, 24);		/* substring, line 89 */
	if (!(among_var))
		return 0;
	z->bra = z->c;				/* ], line 89 */
	if (!r_R1(z))
		return 0;				/* call R1, line 89 */
	switch (among_var)
	{
		case 0:
			return 0;
		case 1:
			slice_from_s(z, 4, s_13);	/* <-, line 90 */
			break;
		case 2:
			slice_from_s(z, 4, s_14);	/* <-, line 91 */
			break;
		case 3:
			slice_from_s(z, 4, s_15);	/* <-, line 92 */
			break;
		case 4:
			slice_from_s(z, 4, s_16);	/* <-, line 93 */
			break;
		case 5:
			slice_from_s(z, 3, s_17);	/* <-, line 94 */
			break;
		case 6:
			slice_from_s(z, 3, s_18);	/* <-, line 96 */
			break;
		case 7:
			slice_from_s(z, 3, s_19);	/* <-, line 98 */
			break;
		case 8:
			slice_from_s(z, 2, s_20);	/* <-, line 100 */
			break;
		case 9:
			slice_from_s(z, 3, s_21);	/* <-, line 101 */
			break;
		case 10:
			slice_from_s(z, 3, s_22);	/* <-, line 103 */
			break;
		case 11:
			slice_from_s(z, 3, s_23);	/* <-, line 105 */
			break;
		case 12:
			slice_from_s(z, 3, s_24);	/* <-, line 107 */
			break;
		case 13:
			if (!(eq_s_b(z, 1, s_25)))
				return 0;
			slice_from_s(z, 2, s_26);	/* <-, line 108 */
			break;
		case 14:
			slice_from_s(z, 3, s_27);	/* <-, line 109 */
			break;
		case 15:
			slice_from_s(z, 4, s_28);	/* <-, line 110 */
			break;
		case 16:
			if (!(in_grouping_b(z, g_valid_LI, 99, 116)))
				return 0;
			slice_del(z);		/* delete, line 111 */
			break;
	}
	return 1;
}

static int
r_Step_3(struct SN_env * z)
{
	int			among_var;

	z->ket = z->c;				/* [, line 116 */
	among_var = find_among_b(z, a_5, 9);		/* substring, line 116 */
	if (!(among_var))
		return 0;
	z->bra = z->c;				/* ], line 116 */
	if (!r_R1(z))
		return 0;				/* call R1, line 116 */
	switch (among_var)
	{
		case 0:
			return 0;
		case 1:
			slice_from_s(z, 4, s_29);	/* <-, line 117 */
			break;
		case 2:
			slice_from_s(z, 3, s_30);	/* <-, line 118 */
			break;
		case 3:
			slice_from_s(z, 2, s_31);	/* <-, line 119 */
			break;
		case 4:
			slice_from_s(z, 2, s_32);	/* <-, line 121 */
			break;
		case 5:
			slice_del(z);		/* delete, line 123 */
			break;
		case 6:
			if (!r_R2(z))
				return 0;		/* call R2, line 125 */
			slice_del(z);		/* delete, line 125 */
			break;
	}
	return 1;
}

static int
r_Step_4(struct SN_env * z)
{
	int			among_var;

	z->ket = z->c;				/* [, line 130 */
	among_var = find_among_b(z, a_6, 18);		/* substring, line 130 */
	if (!(among_var))
		return 0;
	z->bra = z->c;				/* ], line 130 */
	if (!r_R2(z))
		return 0;				/* call R2, line 130 */
	switch (among_var)
	{
		case 0:
			return 0;
		case 1:
			slice_del(z);		/* delete, line 133 */
			break;
		case 2:
			{
				int			m = z->l - z->c;	/* or, line 134 */

				if (!(eq_s_b(z, 1, s_33)))
					goto lab1;
				goto lab0;
		lab1:
				z->c = z->l - m;
				if (!(eq_s_b(z, 1, s_34)))
					return 0;
			}
	lab0:
			slice_del(z);		/* delete, line 134 */
			break;
	}
	return 1;
}

static int
r_Step_5(struct SN_env * z)
{
	int			among_var;

	z->ket = z->c;				/* [, line 139 */
	among_var = find_among_b(z, a_7, 2);		/* substring, line 139 */
	if (!(among_var))
		return 0;
	z->bra = z->c;				/* ], line 139 */
	switch (among_var)
	{
		case 0:
			return 0;
		case 1:
			{
				int			m = z->l - z->c;	/* or, line 140 */

				if (!r_R2(z))
					goto lab1;	/* call R2, line 140 */
				goto lab0;
		lab1:
				z->c = z->l - m;
				if (!r_R1(z))
					return 0;	/* call R1, line 140 */
				{
					int			m = z->l - z->c;		/* not, line 140 */

					if (!r_shortv(z))
						goto lab2;		/* call shortv, line 140 */
					return 0;
			lab2:
					z->c = z->l - m;
				}
			}
	lab0:
			slice_del(z);		/* delete, line 140 */
			break;
		case 2:
			if (!r_R2(z))
				return 0;		/* call R2, line 141 */
			if (!(eq_s_b(z, 1, s_35)))
				return 0;
			slice_del(z);		/* delete, line 141 */
			break;
	}
	return 1;
}

static int
r_exception2(struct SN_env * z)
{
	z->ket = z->c;				/* [, line 147 */
	if (!(find_among_b(z, a_8, 8)))
		return 0;				/* substring, line 147 */
	z->bra = z->c;				/* ], line 147 */
	if (z->c > z->lb)
		return 0;				/* atlimit, line 147 */
	return 1;
}

static int
r_exception1(struct SN_env * z)
{
	int			among_var;

	z->bra = z->c;				/* [, line 159 */
	among_var = find_among(z, a_9, 18); /* substring, line 159 */
	if (!(among_var))
		return 0;
	z->ket = z->c;				/* ], line 159 */
	if (z->c < z->l)
		return 0;				/* atlimit, line 159 */
	switch (among_var)
	{
		case 0:
			return 0;
		case 1:
			slice_from_s(z, 3, s_36);	/* <-, line 163 */
			break;
		case 2:
			slice_from_s(z, 3, s_37);	/* <-, line 164 */
			break;
		case 3:
			slice_from_s(z, 3, s_38);	/* <-, line 165 */
			break;
		case 4:
			slice_from_s(z, 3, s_39);	/* <-, line 166 */
			break;
		case 5:
			slice_from_s(z, 3, s_40);	/* <-, line 167 */
			break;
		case 6:
			slice_from_s(z, 3, s_41);	/* <-, line 171 */
			break;
		case 7:
			slice_from_s(z, 5, s_42);	/* <-, line 172 */
			break;
		case 8:
			slice_from_s(z, 4, s_43);	/* <-, line 173 */
			break;
		case 9:
			slice_from_s(z, 5, s_44);	/* <-, line 174 */
			break;
		case 10:
			slice_from_s(z, 4, s_45);	/* <-, line 175 */
			break;
		case 11:
			slice_from_s(z, 5, s_46);	/* <-, line 176 */
			break;
	}
	return 1;
}

static int
r_postlude(struct SN_env * z)
{
	if (!(z->B[0]))
		return 0;				/* Boolean test Y_found, line 192 */
	while (1)
	{							/* repeat, line 192 */
		int			c = z->c;

		while (1)
		{						/* goto, line 192 */
			int			c = z->c;

			z->bra = z->c;		/* [, line 192 */
			if (!(eq_s(z, 1, s_47)))
				goto lab1;
			z->ket = z->c;		/* ], line 192 */
			z->c = c;
			break;
	lab1:
			z->c = c;
			if (z->c >= z->l)
				goto lab0;
			z->c++;
		}
		slice_from_s(z, 1, s_48);		/* <-, line 192 */
		continue;
lab0:
		z->c = c;
		break;
	}
	return 1;
}

extern int
english_stem(struct SN_env * z)
{
	{
		int			c = z->c;	/* or, line 196 */

		if (!r_exception1(z))
			goto lab1;			/* call exception1, line 196 */
		goto lab0;
lab1:
		z->c = c;
		{
			int			c_test = z->c;	/* test, line 198 */

			{
				int			c = z->c + 3;

				if (0 > c || c > z->l)
					return 0;
				z->c = c;		/* hop, line 198 */
			}
			z->c = c_test;
		}
		{
			int			c = z->c;		/* do, line 199 */

			if (!r_prelude(z))
				goto lab2;		/* call prelude, line 199 */
	lab2:
			z->c = c;
		}
		{
			int			c = z->c;		/* do, line 200 */

			if (!r_mark_regions(z))
				goto lab3;		/* call mark_regions, line 200 */
	lab3:
			z->c = c;
		}
		z->lb = z->c;
		z->c = z->l;			/* backwards, line 201 */

		{
			int			m = z->l - z->c;		/* do, line 203 */

			if (!r_Step_1a(z))
				goto lab4;		/* call Step_1a, line 203 */
	lab4:
			z->c = z->l - m;
		}
		{
			int			m = z->l - z->c;		/* or, line 205 */

			if (!r_exception2(z))
				goto lab6;		/* call exception2, line 205 */
			goto lab5;
	lab6:
			z->c = z->l - m;
			{
				int			m = z->l - z->c;	/* do, line 207 */

				if (!r_Step_1b(z))
					goto lab7;	/* call Step_1b, line 207 */
		lab7:
				z->c = z->l - m;
			}
			{
				int			m = z->l - z->c;	/* do, line 208 */

				if (!r_Step_1c(z))
					goto lab8;	/* call Step_1c, line 208 */
		lab8:
				z->c = z->l - m;
			}
			{
				int			m = z->l - z->c;	/* do, line 210 */

				if (!r_Step_2(z))
					goto lab9;	/* call Step_2, line 210 */
		lab9:
				z->c = z->l - m;
			}
			{
				int			m = z->l - z->c;	/* do, line 211 */

				if (!r_Step_3(z))
					goto lab10; /* call Step_3, line 211 */
		lab10:
				z->c = z->l - m;
			}
			{
				int			m = z->l - z->c;	/* do, line 212 */

				if (!r_Step_4(z))
					goto lab11; /* call Step_4, line 212 */
		lab11:
				z->c = z->l - m;
			}
			{
				int			m = z->l - z->c;	/* do, line 214 */

				if (!r_Step_5(z))
					goto lab12; /* call Step_5, line 214 */
		lab12:
				z->c = z->l - m;
			}
		}
lab5:
		z->c = z->lb;
		{
			int			c = z->c;		/* do, line 217 */

			if (!r_postlude(z))
				goto lab13;		/* call postlude, line 217 */
	lab13:
			z->c = c;
		}
	}
lab0:
	return 1;
}

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

extern void
english_close_env(struct SN_env * z)
{
	SN_close_env(z);
}