From 7311a3ea25980c98307156bb16cf9a31b9228473 Mon Sep 17 00:00:00 2001 From: Jari Vetoniemi Date: Sat, 4 Apr 2020 23:59:51 +0900 Subject: mkxp fixes --- jni/iconv/srclib/areadlink.c | 120 ------------------------------------------- 1 file changed, 120 deletions(-) delete mode 100644 jni/iconv/srclib/areadlink.c (limited to 'jni/iconv/srclib/areadlink.c') diff --git a/jni/iconv/srclib/areadlink.c b/jni/iconv/srclib/areadlink.c deleted file mode 100644 index 4e770eb..0000000 --- a/jni/iconv/srclib/areadlink.c +++ /dev/null @@ -1,120 +0,0 @@ -/* areadlink.c -- readlink wrapper to return the link name in malloc'd storage - Unlike xreadlink and xreadlink_with_size, don't ever call exit. - - Copyright (C) 2001, 2003-2007 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 3 of the License, 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. If not, see . */ - -/* Written by Jim Meyering - and Bruno Haible . */ - -#include - -/* Specification. */ -#include "areadlink.h" - -#include -#include -#include -#include -#include -#include - -#ifndef SIZE_MAX -# define SIZE_MAX ((size_t) -1) -#endif -#ifndef SSIZE_MAX -# define SSIZE_MAX ((ssize_t) (SIZE_MAX / 2)) -#endif - -/* Call readlink to get the symbolic link value of FILENAME. - Return a pointer to that NUL-terminated string in malloc'd storage. - If readlink fails, return NULL and set errno. - If realloc fails, or if the link value is longer than SIZE_MAX :-), - return NULL and set errno to ENOMEM. */ - -char * -areadlink (char const *filename) -{ - /* The initial buffer size for the link value. A power of 2 - detects arithmetic overflow earlier, but is not required. */ -#define INITIAL_BUF_SIZE 1024 - - /* Allocate the initial buffer on the stack. This way, in the common - case of a symlink of small size, we get away with a single small malloc() - instead of a big malloc() followed by a shrinking realloc(). */ - char initial_buf[INITIAL_BUF_SIZE]; - - char *buffer = initial_buf; - size_t buf_size = sizeof (initial_buf); - - while (1) - { - /* Attempt to read the link into the current buffer. */ - ssize_t link_length = readlink (filename, buffer, buf_size); - - /* On AIX 5L v5.3 and HP-UX 11i v2 04/09, readlink returns -1 - with errno == ERANGE if the buffer is too small. */ - if (link_length < 0 && errno != ERANGE) - { - if (buffer != initial_buf) - { - int saved_errno = errno; - free (buffer); - errno = saved_errno; - } - return NULL; - } - - if ((size_t) link_length < buf_size) - { - buffer[link_length++] = '\0'; - - /* Return it in a chunk of memory as small as possible. */ - if (buffer == initial_buf) - { - buffer = (char *) malloc (link_length); - if (buffer == NULL) - /* errno is ENOMEM. */ - return NULL; - memcpy (buffer, initial_buf, link_length); - } - else - { - /* Shrink buffer before returning it. */ - if ((size_t) link_length < buf_size) - { - char *smaller_buffer = (char *) realloc (buffer, link_length); - - if (smaller_buffer != NULL) - buffer = smaller_buffer; - } - } - return buffer; - } - - if (buffer != initial_buf) - free (buffer); - buf_size *= 2; - if (SSIZE_MAX < buf_size || (SIZE_MAX / 2 < SSIZE_MAX && buf_size == 0)) - { - errno = ENOMEM; - return NULL; - } - buffer = (char *) malloc (buf_size); - if (buffer == NULL) - /* errno is ENOMEM. */ - return NULL; - } -} -- cgit v1.2.3