1/* Program name management. 2 Copyright (C) 2001-2004, 2006 Free Software Foundation, Inc. 3 Written by Bruno Haible <haible@clisp.cons.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 <http://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 27extern "C" { 28#endif 29 30 31/* String containing name the program is called with. */ 32extern const char *program_name; 33 34/* Set program_name, based on argv[0]. */ 35extern void set_program_name (const char *argv0); 36 37#if ENABLE_RELOCATABLE 38 39/* Set program_name, based on argv[0], and original installation prefix and 40 directory, for relocatability. */ 41extern void set_program_name_and_installdir (const char *argv0, 42 const char *orig_installprefix, 43 const char *orig_installdir); 44#undef set_program_name 45#define set_program_name(ARG0) \ 46 set_program_name_and_installdir (ARG0, INSTALLPREFIX, INSTALLDIR) 47 48/* Return the full pathname of the current executable, based on the earlier 49 call to set_program_name_and_installdir. Return NULL if unknown. */ 50extern char *get_full_program_name (void); 51 52#endif 53 54 55#ifdef __cplusplus 56} 57#endif 58 59 60#endif /* _PROGNAME_H */ 61