mirror of
https://github.com/MariaDB/server.git
synced 2025-01-15 19:42:28 +01:00
3d6eb7afcf
This fixed the MySQL bug# 20338 about misuse of double underscore prefix __WIN__, which was old MySQL's idea of identifying Windows Replace it by _WIN32 standard symbol for targeting Windows OS (both 32 and 64 bit) Not that connect storage engine is not fixed in this patch (must be fixed in "upstream" branch)
96 lines
2.8 KiB
C
96 lines
2.8 KiB
C
/* Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */
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#include "mysys_priv.h"
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#include <m_string.h>
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#if defined(_WIN32)
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#define DELIM ';'
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#else
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#define DELIM ':'
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#endif
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my_bool init_tmpdir(MY_TMPDIR *tmpdir, const char *pathlist)
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{
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char *end, *copy;
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char buff[FN_REFLEN];
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DBUG_ENTER("init_tmpdir");
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DBUG_PRINT("enter", ("pathlist: %s", pathlist ? pathlist : "NULL"));
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mysql_mutex_init(key_TMPDIR_mutex, &tmpdir->mutex, MY_MUTEX_INIT_FAST);
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if (my_init_dynamic_array(key_memory_MY_TMPDIR_full_list, &tmpdir->full_list,
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sizeof(char*), 1, 5, MYF(0)))
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goto err;
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if (!pathlist || !pathlist[0])
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{
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/* Get default temporary directory */
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pathlist=getenv("TMPDIR"); /* Use this if possible */
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#if defined(_WIN32)
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if (!pathlist)
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pathlist=getenv("TEMP");
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if (!pathlist)
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pathlist=getenv("TMP");
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#endif
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if (!pathlist || !pathlist[0])
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pathlist= DEFAULT_TMPDIR;
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}
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do
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{
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size_t length;
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end=strcend(pathlist, DELIM);
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strmake(buff, pathlist, (uint) (end-pathlist));
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length= cleanup_dirname(buff, buff);
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if (!(copy= my_strndup(key_memory_MY_TMPDIR_full_list, buff, length, MYF(MY_WME))) ||
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insert_dynamic(&tmpdir->full_list, (uchar*) ©))
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DBUG_RETURN(TRUE);
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pathlist=end+1;
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}
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while (*end);
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freeze_size(&tmpdir->full_list);
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tmpdir->list=(char **)tmpdir->full_list.buffer;
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tmpdir->max=tmpdir->full_list.elements-1;
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tmpdir->cur=0;
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DBUG_RETURN(FALSE);
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err:
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delete_dynamic(&tmpdir->full_list); /* Safe to free */
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mysql_mutex_destroy(&tmpdir->mutex);
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DBUG_RETURN(TRUE);
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}
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char *my_tmpdir(MY_TMPDIR *tmpdir)
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{
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char *dir;
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if (!tmpdir->max)
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return tmpdir->list[0];
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mysql_mutex_lock(&tmpdir->mutex);
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dir=tmpdir->list[tmpdir->cur];
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tmpdir->cur= (tmpdir->cur == tmpdir->max) ? 0 : tmpdir->cur+1;
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mysql_mutex_unlock(&tmpdir->mutex);
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return dir;
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}
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void free_tmpdir(MY_TMPDIR *tmpdir)
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{
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uint i;
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if (!tmpdir->full_list.elements)
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return;
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for (i=0; i<=tmpdir->max; i++)
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my_free(tmpdir->list[i]);
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delete_dynamic(&tmpdir->full_list);
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mysql_mutex_destroy(&tmpdir->mutex);
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}
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