code.delx.au - gnu-emacs/blob - src/dynlib.h

   1 /* Portable API for dynamic loading.
   2
   3 Copyright 2015-2016 Free Software Foundation, Inc.
   4
   5 This file is part of GNU Emacs.
   6
   7 GNU Emacs is free software: you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation, either version 3 of the License, or (at
  10 your option) any later version.
  11
  12 GNU Emacs is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef DYNLIB_H
  21 #define DYNLIB_H
  22
  23 #include <stdbool.h>
  24
  25 typedef void *dynlib_handle_ptr;
  26 dynlib_handle_ptr dynlib_open (const char *path);
  27 void *dynlib_sym (dynlib_handle_ptr h, const char *sym);
  28 typedef struct dynlib_function_ptr_nonce *(*dynlib_function_ptr) (void);
  29 dynlib_function_ptr dynlib_func (dynlib_handle_ptr h, const char *sym);
  30 bool dynlib_addr (void *ptr, const char **path, const char **sym);
  31 const char *dynlib_error (void);
  32 int dynlib_close (dynlib_handle_ptr h);
  33
  34 #endif /* DYNLIB_H */