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libiconv 1.16

    1: /* A C macro for declaring that specific arguments must not be NULL.
    2:    Copyright (C) 2009-2019 Free Software Foundation, Inc.
    3: 
    4:    This program is free software: you can redistribute it and/or modify it
    5:    under the terms of the GNU General Public License as published
    6:    by the Free Software Foundation; either version 3 of the License, or
    7:    (at your option) any later version.
    8: 
    9:    This program is distributed in the hope that it will be useful,
   10:    but WITHOUT ANY WARRANTY; without even the implied warranty of
   11:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   12:    General Public License for more details.
   13: 
   14:    You should have received a copy of the GNU General Public License
   15:    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
   16: 
   17: /* _GL_ARG_NONNULL((n,...,m)) tells the compiler and static analyzer tools
   18:    that the values passed as arguments n, ..., m must be non-NULL pointers.
   19:    n = 1 stands for the first argument, n = 2 for the second argument etc.  */
   20: #ifndef _GL_ARG_NONNULL
   21: # if (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) || __GNUC__ > 3
   22: #  define _GL_ARG_NONNULL(params) __attribute__ ((__nonnull__ params))
   23: # else
   24: #  define _GL_ARG_NONNULL(params)
   25: # endif
   26: #endif