1 /* Copyright (C) 2006 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
2 
3    This program is free software; you can redistribute it and/or modify
4    it under the terms of the GNU General Public License as published by
5    the Free Software Foundation; version 2 of the License.
6 
7    This program is distributed in the hope that it will be useful,
8    but WITHOUT ANY WARRANTY; without even the implied warranty of
9    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
10    GNU General Public License for more details.
11 
12    You should have received a copy of the GNU General Public License
13    along with this program; if not, write to the Free Software
14    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
15 
16 /* Support rutiner with are using with dbug */
17 
18 #include "maria_def.h"
19 
_ma_print_key(FILE * stream,MARIA_KEY * key)20 void _ma_print_key(FILE *stream, MARIA_KEY *key)
21 {
22   _ma_print_keydata(stream, key->keyinfo->seg, key->data, key->data_length);
23 }
24 
25 
26 /* Print a key in a user understandable format */
27 
_ma_print_keydata(FILE * stream,register HA_KEYSEG * keyseg,const uchar * key,uint length)28 void _ma_print_keydata(FILE *stream, register HA_KEYSEG *keyseg,
29                        const uchar *key, uint length)
30 {
31   int flag;
32   short int s_1;
33   long	int l_1;
34   float f_1;
35   double d_1;
36   const uchar *end;
37   const uchar *key_end= key + length;
38 
39   fputs("Key: \"",stream);
40   flag=0;
41   for (; keyseg->type && key < key_end ;keyseg++)
42   {
43     if (flag++)
44       putc('-',stream);
45     end= key+ keyseg->length;
46     if (keyseg->flag & HA_NULL_PART)
47     {
48       /* A NULL value is encoded by a 1-byte flag. Zero means NULL. */
49       if (! *(key++))
50       {
51 	fprintf(stream,"NULL");
52 	continue;
53       }
54       end++;
55     }
56 
57     switch (keyseg->type) {
58     case HA_KEYTYPE_BINARY:
59       if (!(keyseg->flag & HA_SPACE_PACK) && keyseg->length == 1)
60       {						/* packed binary digit */
61 	fprintf(stream,"%d",(uint) *key++);
62 	break;
63       }
64       /* fall through */
65     case HA_KEYTYPE_TEXT:
66     case HA_KEYTYPE_NUM:
67       if (keyseg->flag & HA_SPACE_PACK)
68       {
69 	fprintf(stream,"%.*s",(int) *key,key+1);
70 	key+= (int) *key+1;
71       }
72       else
73       {
74 	fprintf(stream,"%.*s",(int) keyseg->length,key);
75 	key=end;
76       }
77       break;
78     case HA_KEYTYPE_INT8:
79       fprintf(stream,"%d",(int) *((const signed char*) key));
80       key=end;
81       break;
82     case HA_KEYTYPE_SHORT_INT:
83       s_1= mi_sint2korr(key);
84       fprintf(stream,"%d",(int) s_1);
85       key=end;
86       break;
87     case HA_KEYTYPE_USHORT_INT:
88       {
89 	ushort u_1;
90 	u_1= mi_uint2korr(key);
91 	fprintf(stream,"%u",(uint) u_1);
92 	key=end;
93 	break;
94       }
95     case HA_KEYTYPE_LONG_INT:
96       l_1=mi_sint4korr(key);
97       fprintf(stream,"%ld",l_1);
98       key=end;
99       break;
100     case HA_KEYTYPE_ULONG_INT:
101       l_1=mi_uint4korr(key);
102       fprintf(stream,"%lu",(ulong) l_1);
103       key=end;
104       break;
105     case HA_KEYTYPE_INT24:
106       fprintf(stream,"%ld",(long) mi_sint3korr(key));
107       key=end;
108       break;
109     case HA_KEYTYPE_UINT24:
110       fprintf(stream,"%lu",(ulong) mi_uint3korr(key));
111       key=end;
112       break;
113     case HA_KEYTYPE_FLOAT:
114       mi_float4get(f_1,key);
115       fprintf(stream,"%g",(double) f_1);
116       key=end;
117       break;
118     case HA_KEYTYPE_DOUBLE:
119       mi_float8get(d_1,key);
120       fprintf(stream,"%g",d_1);
121       key=end;
122       break;
123 #ifdef HAVE_LONG_LONG
124     case HA_KEYTYPE_LONGLONG:
125     {
126       char buff[21];
127       longlong10_to_str(mi_sint8korr(key),buff,-10);
128       fprintf(stream,"%s",buff);
129       key=end;
130       break;
131     }
132     case HA_KEYTYPE_ULONGLONG:
133     {
134       char buff[21];
135       longlong10_to_str(mi_sint8korr(key),buff,10);
136       fprintf(stream,"%s",buff);
137       key=end;
138       break;
139     }
140 #endif
141     case HA_KEYTYPE_BIT:
142     {
143       uint i;
144       fputs("0x",stream);
145       for (i=0 ; i < keyseg->length ; i++)
146         fprintf(stream, "%02x", (uint) *key++);
147       key= end;
148       break;
149     }
150     case HA_KEYTYPE_VARTEXT1:                   /* VARCHAR and TEXT */
151     case HA_KEYTYPE_VARTEXT2:                   /* VARCHAR and TEXT */
152     case HA_KEYTYPE_VARBINARY1:                 /* VARBINARY and BLOB */
153     case HA_KEYTYPE_VARBINARY2:                 /* VARBINARY and BLOB */
154     {
155       uint tmp_length;
156       get_key_length(tmp_length,key);
157       /*
158 	The following command sometimes gives a warning from valgrind.
159 	Not yet sure if the bug is in valgrind, glibc or mysqld
160       */
161       fprintf(stream,"%.*s",(int) tmp_length,key);
162       key+=tmp_length;
163       break;
164     }
165     default: break;			/* This never happens */
166     }
167   }
168   fputs("\"\n",stream);
169   return;
170 } /* print_key */
171 
172 
173 #ifdef EXTRA_DEBUG
174 
_ma_check_table_is_closed(const char * name,const char * where)175 my_bool _ma_check_table_is_closed(const char *name, const char *where)
176 {
177   char filename[FN_REFLEN];
178   LIST *pos;
179   DBUG_ENTER("_ma_check_table_is_closed");
180 
181   (void) fn_format(filename,name,"",MARIA_NAME_IEXT,4+16+32);
182   mysql_mutex_lock(&THR_LOCK_maria);
183   for (pos=maria_open_list ; pos ; pos=pos->next)
184   {
185     MARIA_HA *info=(MARIA_HA*) pos->data;
186     MARIA_SHARE *share= info->s;
187     if (!strcmp(share->unique_file_name.str, filename))
188     {
189       if (share->last_version)
190       {
191 	fprintf(stderr,"Warning:  Table: %s is open on %s\n", name,where);
192 	DBUG_PRINT("warning",("Table: %s is open on %s", name,where));
193         mysql_mutex_unlock(&THR_LOCK_maria);
194 	DBUG_RETURN(1);
195       }
196     }
197   }
198   mysql_mutex_unlock(&THR_LOCK_maria);
199   DBUG_RETURN(0);
200 }
201 #endif /* EXTRA_DEBUG */
202