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1df294c07e
Both the library and the user code need to be rebuilt with the preprocessor symbol __THREAD_SAFE defined to get thread-safe code. git-svn-id: file:///Users/olsen/Code/migration-svn-zu-git/logical-line-staging/clib2/trunk@14843 87f5fb63-7c3d-0410-a384-fd976d0f7a62
245 lines
6.0 KiB
C
245 lines
6.0 KiB
C
/*
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* $Id: stdlib_mktemp.c,v 1.7 2005-02-28 10:07:32 obarthel Exp $
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*
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* :ts=4
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*
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* Portable ISO 'C' (1994) runtime library for the Amiga computer
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* Copyright (c) 2002-2005 by Olaf Barthel <olsen@sourcery.han.de>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Neither the name of Olaf Barthel nor the names of contributors
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* may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _STDLIB_NULL_POINTER_CHECK_H
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#include "stdlib_null_pointer_check.h"
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#endif /* _STDLIB_NULL_POINTER_CHECK_H */
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/****************************************************************************/
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#ifndef _STDLIB_HEADERS_H
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#include "stdlib_headers.h"
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#endif /* _STDLIB_HEADERS_H */
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/****************************************************************************/
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#include <time.h>
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#include <dos.h>
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/****************************************************************************/
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/* The following is not part of the ISO 'C' (1994) standard. */
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/****************************************************************************/
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char *
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mktemp(char * name_template)
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{
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#if defined(UNIX_PATH_SEMANTICS)
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struct name_translation_info name_template_nti;
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#endif /* UNIX_PATH_SEMANTICS */
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char * test_name;
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struct Process * this_process;
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APTR old_window_pointer;
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char * result = NULL;
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size_t template_offset;
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size_t template_len;
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size_t name_len;
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size_t offset;
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time_t now;
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ULONG pseudo_random_number;
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BPTR lock;
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size_t i;
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ENTER();
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SHOWSTRING(name_template);
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assert(name_template != NULL);
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if(__check_abort_enabled)
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__check_abort();
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#if defined(CHECK_FOR_NULL_POINTERS)
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{
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if(name_template == NULL)
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{
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SHOWMSG("invalid name template");
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__set_errno(EFAULT);
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goto out;
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}
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}
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#endif /* CHECK_FOR_NULL_POINTERS */
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this_process = (struct Process *)FindTask(NULL);
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SHOWSTRING(name_template);
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/* So, how long is that name template? */
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name_len = strlen(name_template);
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if(name_len == 0)
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{
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SHOWMSG("invalid name template");
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__set_errno(EINVAL);
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goto out;
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}
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/* Find out how many trailing 'X' characters there are in
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the template. There should be at least 6. We also want
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to know where to find the first 'X' and how many of the
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'X' characters there are. */
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template_offset = 0;
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template_len = 0;
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for(i = 0 ; i < name_len ; i++)
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{
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assert( name_len >= (i + 1) );
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offset = name_len - (i + 1);
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if(name_template[offset] != 'X')
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break;
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template_offset = offset;
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template_len++;
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}
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SHOWVALUE(template_offset);
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SHOWVALUE(template_len);
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if(template_len == 0)
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{
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SHOWMSG("invalid name template");
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