1 /***************************************************************************
2 * Copyright 1991, 1992, 1993, 1994, 1995, 1996, 2001, 2002 *
3 * David R. Hill, Leonard Manzara, Craig Schock *
4 * *
5 * This program is free software: you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation, either version 3 of the License, or *
8 * (at your option) any later version. *
9 * *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
14 * *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program. If not, see <http://www.gnu.org/licenses/>. *
17 ***************************************************************************/
18 // 2014-09
19 // This file was copied from Gnuspeech and modified by Marcelo Y. Matuda.
20
21 #include "en/letter_to_sound/suffix.h"
22
23 #include "en/letter_to_sound/ends_with.h"
24 #include "en/letter_to_sound/vowel_before.h"
25
26
27
28 namespace GS {
29 namespace En {
30
31 /******************************************************************************
32 *
33 * function: suffix
34 *
35 * purpose: Find suffix if vowel in word before the suffix.
36 * Return 0 if failed, or pointer to character which
37 * preceeds the suffix.
38 *
39 * arguments: in, end, suflist
40 *
41 * internal
42 * functions: ends_with, vowel_before
43 *
44 * library
45 * functions: none
46 *
47 ******************************************************************************/
48 const char*
suffix(const char * in,const char * end,const char * suflist)49 suffix(const char* in, const char* end, const char* suflist)
50 {
51 const char* temp = ends_with(in, end, suflist);
52 if (temp && vowel_before(in, temp + 1))
53 return temp;
54 return nullptr;
55 }
56
57 } /* namespace En */
58 } /* namespace GS */
59