/* Copyright (C) 2000 MySQL AB 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 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, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include "mysys_priv.h" #include <m_string.h> #if defined( __WIN__) || defined(OS2) || defined(__NETWARE__) #define DELIM ';' #else #define DELIM ':' #endif my_bool init_tmpdir(MY_TMPDIR *tmpdir, const char *pathlist) { char *end, *copy; char buff[FN_REFLEN]; DYNAMIC_ARRAY t_arr; pthread_mutex_init(&tmpdir->mutex, MY_MUTEX_INIT_FAST); if (my_init_dynamic_array(&t_arr, sizeof(char*), 1, 5)) return TRUE; if (!pathlist || !pathlist[0]) { /* Get default temporary directory */ pathlist=getenv("TMPDIR"); /* Use this if possible */ #if defined( __WIN__) || defined(OS2) || defined(__NETWARE__) if (!pathlist) pathlist=getenv("TEMP"); if (!pathlist) pathlist=getenv("TMP"); #endif if (!pathlist || !pathlist[0]) pathlist=(char*) P_tmpdir; } do { end=strcend(pathlist, DELIM); convert_dirname(buff, pathlist, end); if (!(copy=my_strdup(buff, MYF(MY_WME)))) return TRUE; if (insert_dynamic(&t_arr, (gptr)©)) return TRUE; pathlist=end+1; } while (*end); freeze_size(&t_arr); tmpdir->list=(char **)t_arr.buffer; tmpdir->max=t_arr.elements-1; tmpdir->cur=0; return FALSE; } char *my_tmpdir(MY_TMPDIR *tmpdir) { char *dir; pthread_mutex_lock(&tmpdir->mutex); dir=tmpdir->list[tmpdir->cur]; tmpdir->cur= (tmpdir->cur == tmpdir->max) ? 0 : tmpdir->cur+1; pthread_mutex_unlock(&tmpdir->mutex); return dir; } void free_tmpdir(MY_TMPDIR *tmpdir) { uint i; for (i=0; i<=tmpdir->max; i++) my_free(tmpdir->list[i], MYF(0)); my_free((gptr)tmpdir->list, MYF(0)); pthread_mutex_destroy(&tmpdir->mutex); }