| /* shell.c -- tilde utility functions that are normally provided by |
| bash when readline is linked as part of the shell. */ |
| |
| /* Copyright (C) 1998-2009 Free Software Foundation, Inc. |
| |
| This file is part of the GNU Tilde Library. |
| |
| The GNU Tilde Library is free software: you can redistribute it and/or |
| modify it under the terms of the GNU General Public License as published |
| by the Free Software Foundation, either version 3 of the License, or |
| (at your option) any later version. |
| |
| The GNU Tilde Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with the GNU Tilde Library. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #if defined (HAVE_CONFIG_H) |
| # include <config.h> |
| #endif |
| |
| #if defined (HAVE_UNISTD_H) |
| # ifdef _MINIX |
| # include <sys/types.h> |
| # endif |
| # include <unistd.h> |
| #endif /* HAVE_UNISTD_H */ |
| |
| #if defined (HAVE_STDLIB_H) |
| # include <stdlib.h> |
| #else |
| # include "ansi_stdlib.h" |
| #endif /* HAVE_STDLIB_H */ |
| |
| #if defined (HAVE_STRING_H) |
| # include <string.h> |
| #else |
| # include <strings.h> |
| #endif /* !HAVE_STRING_H */ |
| |
| #include <pwd.h> |
| |
| #if !defined (HAVE_GETPW_DECLS) |
| extern struct passwd *getpwuid (); |
| #endif /* !HAVE_GETPW_DECLS */ |
| |
| char * |
| get_env_value (varname) |
| char *varname; |
| { |
| return ((char *)getenv (varname)); |
| } |
| |
| char * |
| get_home_dir () |
| { |
| char *home_dir; |
| struct passwd *entry; |
| |
| home_dir = (char *)NULL; |
| entry = getpwuid (getuid ()); |
| if (entry) |
| home_dir = entry->pw_dir; |
| return (home_dir); |
| } |