1 /* Store a character in UTF-32 string. 2 Copyright (C) 2002, 2005-2006, 2009-2021 Free Software Foundation, Inc. 3 Written by Bruno Haible <bruno@clisp.org>, 2002. 4 5 This file is free software: you can redistribute it and/or modify 6 it under the terms of the GNU Lesser General Public License as 7 published by the Free Software Foundation; either version 2.1 of the 8 License, or (at your option) any later version. 9 10 This file 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 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public License 16 along with this program. If not, see <https://www.gnu.org/licenses/>. */ 17 18 #include <config.h> 19 20 #if defined IN_LIBUNISTRING 21 /* Tell unistr.h to declare u32_uctomb as 'extern', not 'static inline'. */ 22 # include "unistring-notinline.h" 23 #endif 24 25 /* Specification. */ 26 #include "unistr.h" 27 28 #if !HAVE_INLINE 29 30 int 31 u32_uctomb (uint32_t *s, ucs4_t uc, ptrdiff_t n) /* */ 32 { 33 if (uc < 0xd800 || (uc >= 0xe000 && uc < 0x110000)) 34 { 35 if (n > 0) 36 { 37 *s = uc; 38 return 1; 39 } 40 else 41 return -2; 42 } 43 else 44 return -1; 45 } 46 47 #endif