diff options
Diffstat (limited to 'storage/ndb/src/common/portlib/NdbConfig.c')
-rw-r--r-- | storage/ndb/src/common/portlib/NdbConfig.c | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/storage/ndb/src/common/portlib/NdbConfig.c b/storage/ndb/src/common/portlib/NdbConfig.c new file mode 100644 index 00000000000..b275143646f --- /dev/null +++ b/storage/ndb/src/common/portlib/NdbConfig.c @@ -0,0 +1,145 @@ +/* Copyright (C) 2003 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 <ndb_global.h> +#include <NdbConfig.h> +#include <NdbEnv.h> +#include <NdbMem.h> +#include <basestring_vsnprintf.h> + +static const char *datadir_path= 0; + +const char * +NdbConfig_get_path(int *_len) +{ + const char *path= NdbEnv_GetEnv("NDB_HOME", 0, 0); + int path_len= 0; + if (path) + path_len= strlen(path); + if (path_len == 0 && datadir_path) { + path= datadir_path; + path_len= strlen(path); + } + if (path_len == 0) { + path= "."; + path_len= strlen(path); + } + if (_len) + *_len= path_len; + return path; +} + +static char* +NdbConfig_AllocHomePath(int _len) +{ + int path_len; + const char *path= NdbConfig_get_path(&path_len); + int len= _len+path_len; + char *buf= NdbMem_Allocate(len); + basestring_snprintf(buf, len, "%s%s", path, DIR_SEPARATOR); + return buf; +} + +void +NdbConfig_SetPath(const char* path){ + datadir_path= path; +} + +char* +NdbConfig_NdbCfgName(int with_ndb_home){ + char *buf; + int len= 0; + + if (with_ndb_home) { + buf= NdbConfig_AllocHomePath(128); + len= strlen(buf); + } else + buf= NdbMem_Allocate(128); + basestring_snprintf(buf+len, 128, "Ndb.cfg"); + return buf; +} + +static +char *get_prefix_buf(int len, int node_id) +{ + char tmp_buf[sizeof("ndb_pid#############")+1]; + char *buf; + if (node_id > 0) + basestring_snprintf(tmp_buf, sizeof(tmp_buf), "ndb_%u", node_id); + else + basestring_snprintf(tmp_buf, sizeof(tmp_buf), "ndb_pid%u", getpid()); + tmp_buf[sizeof(tmp_buf)-1]= 0; + + buf= NdbConfig_AllocHomePath(len+strlen(tmp_buf)); + strcat(buf, tmp_buf); + return buf; +} + +char* +NdbConfig_ErrorFileName(int node_id){ + char *buf= get_prefix_buf(128, node_id); + int len= strlen(buf); + basestring_snprintf(buf+len, 128, "_error.log"); + return buf; +} + +char* +NdbConfig_ClusterLogFileName(int node_id){ + char *buf= get_prefix_buf(128, node_id); + int len= strlen(buf); + basestring_snprintf(buf+len, 128, "_cluster.log"); + return buf; +} + +char* +NdbConfig_SignalLogFileName(int node_id){ + char *buf= get_prefix_buf(128, node_id); + int len= strlen(buf); + basestring_snprintf(buf+len, 128, "_signal.log"); + return buf; +} + +char* +NdbConfig_TraceFileName(int node_id, int file_no){ + char *buf= get_prefix_buf(128, node_id); + int len= strlen(buf); + basestring_snprintf(buf+len, 128, "_trace.log.%u", file_no); + return buf; +} + +char* +NdbConfig_NextTraceFileName(int node_id){ + char *buf= get_prefix_buf(128, node_id); + int len= strlen(buf); + basestring_snprintf(buf+len, 128, "_trace.log.next"); + return buf; +} + +char* +NdbConfig_PidFileName(int node_id){ + char *buf= get_prefix_buf(128, node_id); + int len= strlen(buf); + basestring_snprintf(buf+len, 128, ".pid"); + return buf; +} + +char* +NdbConfig_StdoutFileName(int node_id){ + char *buf= get_prefix_buf(128, node_id); + int len= strlen(buf); + basestring_snprintf(buf+len, 128, "_out.log"); + return buf; +} |