1/**********
2This library is free software; you can redistribute it and/or modify it under
3the terms of the GNU Lesser General Public License as published by the
4Free Software Foundation; either version 3 of the License, or (at your
5option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
6
7This library is distributed in the hope that it will be useful, but WITHOUT
8ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
9FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
10more details.
11
12You should have received a copy of the GNU Lesser General Public License
13along with this library; if not, write to the Free Software Foundation, Inc.,
1451 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
15**********/
16// "liveMedia"
17// Copyright (c) 1996-2020 Live Networks, Inc. All rights reserved.
18// Support for temporarily setting the locale (e.g., to "C" or "POSIX") for (e.g.) parsing or printing
19// floating-point numbers in protocol headers, or calling toupper()/tolower() on human-input strings.
20// Implementation
21
22#include "Locale.hh"
23#include <strDup.hh>
24
25Locale::Locale(char const* newLocale, LocaleCategory category) {
26#ifndef LOCALE_NOT_USED
27#ifndef NEWLOCALE_NOT_USED
28 int categoryMask;
29 switch (category) {
30 case All: { categoryMask = LC_ALL_MASK; break; }
31 case Numeric: { categoryMask = LC_NUMERIC_MASK; break; }
32 }
33 fLocale = newlocale(categoryMask, newLocale, NULL);
34 fPrevLocale = uselocale(fLocale);
35#else
36 switch (category) {
37 case All: { fCategoryNum = LC_ALL; break; }
38 case Numeric: { fCategoryNum = LC_NUMERIC; break; }
39 }
40 fPrevLocale = strDup(setlocale(fCategoryNum, NULL));
41 setlocale(fCategoryNum, newLocale);
42#endif
43#endif
44}
45
46Locale::~Locale() {
47#ifndef LOCALE_NOT_USED
48#ifndef NEWLOCALE_NOT_USED
49 if (fLocale != (locale_t)0) {
50 uselocale(fPrevLocale);
51 freelocale(fLocale);
52 }
53#else
54 if (fPrevLocale != NULL) {
55 setlocale(fCategoryNum, fPrevLocale);
56 delete[] fPrevLocale;
57 }
58#endif
59#endif
60}
61