diff options
Diffstat (limited to 'contrib/patch/addext.c')
-rw-r--r-- | contrib/patch/addext.c | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/contrib/patch/addext.c b/contrib/patch/addext.c deleted file mode 100644 index 56d0e4f..0000000 --- a/contrib/patch/addext.c +++ /dev/null @@ -1,106 +0,0 @@ -/* addext.c -- add an extension to a file name - Copyright (C) 1990, 1997 Free Software Foundation, Inc. - - This program 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 2, or (at your option) - any later version. - - This program 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 this program; see the file COPYING. - If not, write to the Free Software Foundation, - 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -/* Written by David MacKenzie <djm@gnu.ai.mit.edu> and Paul Eggert */ - -#if HAVE_CONFIG_H -# include <config.h> -#endif - -#ifndef HAVE_DOS_FILE_NAMES -#define HAVE_DOS_FILE_NAMES 0 -#endif -#ifndef HAVE_LONG_FILE_NAMES -#define HAVE_LONG_FILE_NAMES 0 -#endif - -#include <backupfile.h> - -#if HAVE_LIMITS_H -# include <limits.h> -#endif -#ifndef _POSIX_NAME_MAX -#define _POSIX_NAME_MAX 14 -#endif - -#include <sys/types.h> -#if HAVE_STRING_H -# include <string.h> -#else -# include <strings.h> -#endif - -#if HAVE_UNISTD_H -# include <unistd.h> -#endif - -/* Append to FILENAME the extension EXT, unless the result would be too long, - in which case just append the character E. */ - -void -addext (filename, ext, e) - char *filename; - char const *ext; - int e; -{ - char *s = base_name (filename); - size_t slen = strlen (s), extlen = strlen (ext); - long slen_max = -1; - -#if HAVE_PATHCONF && defined _PC_NAME_MAX - if (slen + extlen <= _POSIX_NAME_MAX && ! HAVE_DOS_FILE_NAMES) - /* The file name is so short there's no need to call pathconf. */ - slen_max = _POSIX_NAME_MAX; - else if (s == filename) - slen_max = pathconf (".", _PC_NAME_MAX); - else - { - char c = *s; - *s = 0; - slen_max = pathconf (filename, _PC_NAME_MAX); - *s = c; - } -#endif - if (slen_max < 0) - slen_max = HAVE_LONG_FILE_NAMES ? 255 : 14; - - if (HAVE_DOS_FILE_NAMES && slen_max <= 12) - { - /* Live within DOS's 8.3 limit. */ - char *dot = strchr (s, '.'); - if (dot) - { - slen -= dot + 1 - s; - s = dot + 1; - slen_max = 3; - } - else - slen_max = 8; - extlen = 9; /* Don't use EXT. */ - } - - if (slen + extlen <= slen_max) - strcpy (s + slen, ext); - else - { - if (slen_max <= slen) - slen = slen_max - 1; - s[slen] = e; - s[slen + 1] = 0; - } -} |