1/* maxpath.h - Find out what this system thinks PATH_MAX and NAME_MAX are. */ 2 3/* Copyright (C) 1993 Free Software Foundation, Inc. 4 5 This file is part of GNU Bash, the Bourne Again SHell. 6 7 Bash 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 10 (at your option) any later version. 11 12 Bash 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 Bash. If not, see <http://www.gnu.org/licenses/>. 19*/ 20 21#if !defined (_MAXPATH_H_) 22#define _MAXPATH_H_ 23 24/* These values are supposed to be in <limits.h> or one of the files 25 it includes. */ 26#if defined (HAVE_LIMITS_H) 27# include <limits.h> 28#endif /* !HAVE_LIMITS_H */ 29 30/* If PATH_MAX is not defined, look for MAXPATHLEN */ 31#if !defined (PATH_MAX) 32# if defined (HAVE_SYS_PARAM_H) 33# include <sys/param.h> 34# define maxpath_param_h 35# endif 36# if defined (MAXPATHLEN) && !defined (PATH_MAX) 37# define PATH_MAX MAXPATHLEN 38# endif /* MAXPATHLEN && !PATH_MAX */ 39#endif /* !PATH_MAX */ 40 41/* If NAME_MAX is not defined, look for MAXNAMLEN */ 42#if !defined (NAME_MAX) 43# if defined (HAVE_SYS_PARAM_H) && !defined (maxpath_param_h) 44# include <sys/param.h> 45# endif 46# if defined (MAXNAMLEN) && !defined (NAME_MAX) 47# define NAME_MAX MAXNAMLEN 48# endif /* MAXNAMLEN && !NAME_MAX */ 49#endif /* !NAME_MAX */ 50 51/* Default POSIX values */ 52#if !defined (PATH_MAX) && defined (_POSIX_PATH_MAX) 53# define PATH_MAX _POSIX_PATH_MAX 54#endif 55 56#if !defined (NAME_MAX) && defined (_POSIX_NAME_MAX) 57# define NAME_MAX _POSIX_NAME_MAX 58#endif 59 60 61/* Default values */ 62#if !defined (PATH_MAX) 63# define PATH_MAX 1024 64#endif 65 66#if !defined (NAME_MAX) 67# define NAME_MAX 14 68#endif 69 70#if PATH_MAX < 1024 71# undef PATH_MAX 72# define PATH_MAX 1024 73#endif 74 75#endif /* _MAXPATH_H_ */ 76