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libiconv 1.16

    1: /* Program name management.
    2:    Copyright (C) 2001-2004, 2006, 2009-2019 Free Software Foundation, Inc.
    3:    Written by Bruno Haible <bruno@clisp.org>, 2001.
    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: #ifndef _PROGNAME_H
   19: #define _PROGNAME_H
   20: 
   21: /* Programs using this file should do the following in main():
   22:      set_program_name (argv[0]);
   23:  */
   24: 
   25: 
   26: #ifdef __cplusplus
   27: extern "C" {
   28: #endif
   29: 
   30: 
   31: /* String containing name the program is called with.  */
   32: extern DLL_VARIABLE const char *program_name;
   33: 
   34: /* Set program_name, based on argv[0].
   35:    argv0 must be a string allocated with indefinite extent, and must not be
   36:    modified after this call.  */
   37: extern void set_program_name (const char *argv0);
   38: 
   39: #if ENABLE_RELOCATABLE
   40: 
   41: /* Set program_name, based on argv[0], and original installation prefix and
   42:    directory, for relocatability.  */
   43: extern void set_program_name_and_installdir (const char *argv0,
   44:                                              const char *orig_installprefix,
   45:                                              const char *orig_installdir);
   46: #undef set_program_name
   47: #define set_program_name(ARG0) \
   48:   set_program_name_and_installdir (ARG0, INSTALLPREFIX, INSTALLDIR)
   49: 
   50: /* Return the full pathname of the current executable, based on the earlier
   51:    call to set_program_name_and_installdir.  Return NULL if unknown.  */
   52: extern char *get_full_program_name (void);
   53: 
   54: #endif
   55: 
   56: 
   57: #ifdef __cplusplus
   58: }
   59: #endif
   60: 
   61: 
   62: #endif /* _PROGNAME_H */