1  /* Duplicate a bounded initial segment of a string, with out-of-memory
       2     checking.
       3     Copyright (C) 2003, 2009-2023 Free Software Foundation, Inc.
       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 <https://www.gnu.org/licenses/>.  */
      17  
      18  /* This file uses _GL_ATTRIBUTE_MALLOC, _GL_ATTRIBUTE_RETURNS_NONNULL.  */
      19  #if !_GL_CONFIG_H_INCLUDED
      20   #error "Please include config.h first."
      21  #endif
      22  
      23  #include <stdlib.h>
      24  
      25  /* Return a newly allocated copy of at most N bytes of STRING.
      26     In other words, return a copy of the initial segment of length N of
      27     STRING.  */
      28  extern char *xstrndup (const char *string, size_t n)
      29    _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE
      30    _GL_ATTRIBUTE_RETURNS_NONNULL;