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Kirill Smelkov
mariadb
Commits
b729e8e2
Commit
b729e8e2
authored
May 31, 2007
by
kaa@polly.local
Browse files
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Merge polly.local:/home/kaa/src/maint/bug28121/my50-bug28121
into polly.local:/home/kaa/src/maint/mysql-5.0-maint
parents
298e5002
d30872b4
Changes
3
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Showing
3 changed files
with
2 additions
and
39 deletions
+2
-39
include/m_string.h
include/m_string.h
+0
-1
sql/item_cmpfunc.cc
sql/item_cmpfunc.cc
+1
-1
strings/strtod.c
strings/strtod.c
+1
-37
No files found.
include/m_string.h
View file @
b729e8e2
...
...
@@ -107,7 +107,6 @@ extern char NEAR _dig_vec_lower[];
/* Defined in strtod.c */
extern
const
double
log_10
[
309
];
extern
const
double
log_01
[
309
];
#ifdef BAD_STRING_COMPILER
#define strmov(A,B) (memccpy(A,B,0,INT_MAX)-1)
...
...
sql/item_cmpfunc.cc
View file @
b729e8e2
...
...
@@ -507,7 +507,7 @@ int Arg_comparator::set_compare_func(Item_bool_func2 *item, Item_result type)
{
if
((
*
a
)
->
decimals
<
NOT_FIXED_DEC
&&
(
*
b
)
->
decimals
<
NOT_FIXED_DEC
)
{
precision
=
5
*
log_01
[
max
((
*
a
)
->
decimals
,
(
*
b
)
->
decimals
)
+
1
];
precision
=
5
/
log_10
[
max
((
*
a
)
->
decimals
,
(
*
b
)
->
decimals
)
+
1
];
if
(
func
==
&
Arg_comparator
::
compare_real
)
func
=
&
Arg_comparator
::
compare_real_fixed
;
else
if
(
func
==
&
Arg_comparator
::
compare_e_real
)
...
...
strings/strtod.c
View file @
b729e8e2
...
...
@@ -66,40 +66,6 @@ const double log_10[] = {
1e300
,
1e301
,
1e302
,
1e303
,
1e304
,
1e305
,
1e306
,
1e307
,
1e308
};
const
double
log_01
[]
=
{
1e-000
,
1e-001
,
1e-002
,
1e-003
,
1e-004
,
1e-005
,
1e-006
,
1e-007
,
1e-008
,
1e-009
,
1e-010
,
1e-011
,
1e-012
,
1e-013
,
1e-014
,
1e-015
,
1e-016
,
1e-017
,
1e-018
,
1e-019
,
1e-020
,
1e-021
,
1e-022
,
1e-023
,
1e-024
,
1e-025
,
1e-026
,
1e-027
,
1e-028
,
1e-029
,
1e-030
,
1e-031
,
1e-032
,
1e-033
,
1e-034
,
1e-035
,
1e-036
,
1e-037
,
1e-038
,
1e-039
,
1e-040
,
1e-041
,
1e-042
,
1e-043
,
1e-044
,
1e-045
,
1e-046
,
1e-047
,
1e-048
,
1e-049
,
1e-050
,
1e-051
,
1e-052
,
1e-053
,
1e-054
,
1e-055
,
1e-056
,
1e-057
,
1e-058
,
1e-059
,
1e-060
,
1e-061
,
1e-062
,
1e-063
,
1e-064
,
1e-065
,
1e-066
,
1e-067
,
1e-068
,
1e-069
,
1e-070
,
1e-071
,
1e-072
,
1e-073
,
1e-074
,
1e-075
,
1e-076
,
1e-077
,
1e-078
,
1e-079
,
1e-080
,
1e-081
,
1e-082
,
1e-083
,
1e-084
,
1e-085
,
1e-086
,
1e-087
,
1e-088
,
1e-089
,
1e-090
,
1e-091
,
1e-092
,
1e-093
,
1e-094
,
1e-095
,
1e-096
,
1e-097
,
1e-098
,
1e-099
,
1e-100
,
1e-101
,
1e-102
,
1e-103
,
1e-104
,
1e-105
,
1e-106
,
1e-107
,
1e-108
,
1e-109
,
1e-110
,
1e-111
,
1e-112
,
1e-113
,
1e-114
,
1e-115
,
1e-116
,
1e-117
,
1e-118
,
1e-119
,
1e-120
,
1e-121
,
1e-122
,
1e-123
,
1e-124
,
1e-125
,
1e-126
,
1e-127
,
1e-128
,
1e-129
,
1e-130
,
1e-131
,
1e-132
,
1e-133
,
1e-134
,
1e-135
,
1e-136
,
1e-137
,
1e-138
,
1e-139
,
1e-140
,
1e-141
,
1e-142
,
1e-143
,
1e-144
,
1e-145
,
1e-146
,
1e-147
,
1e-148
,
1e-149
,
1e-150
,
1e-151
,
1e-152
,
1e-153
,
1e-154
,
1e-155
,
1e-156
,
1e-157
,
1e-158
,
1e-159
,
1e-160
,
1e-161
,
1e-162
,
1e-163
,
1e-164
,
1e-165
,
1e-166
,
1e-167
,
1e-168
,
1e-169
,
1e-170
,
1e-171
,
1e-172
,
1e-173
,
1e-174
,
1e-175
,
1e-176
,
1e-177
,
1e-178
,
1e-179
,
1e-180
,
1e-181
,
1e-182
,
1e-183
,
1e-184
,
1e-185
,
1e-186
,
1e-187
,
1e-188
,
1e-189
,
1e-190
,
1e-191
,
1e-192
,
1e-193
,
1e-194
,
1e-195
,
1e-196
,
1e-197
,
1e-198
,
1e-199
,
1e-200
,
1e-201
,
1e-202
,
1e-203
,
1e-204
,
1e-205
,
1e-206
,
1e-207
,
1e-208
,
1e-209
,
1e-210
,
1e-211
,
1e-212
,
1e-213
,
1e-214
,
1e-215
,
1e-216
,
1e-217
,
1e-218
,
1e-219
,
1e-220
,
1e-221
,
1e-222
,
1e-223
,
1e-224
,
1e-225
,
1e-226
,
1e-227
,
1e-228
,
1e-229
,
1e-230
,
1e-231
,
1e-232
,
1e-233
,
1e-234
,
1e-235
,
1e-236
,
1e-237
,
1e-238
,
1e-239
,
1e-240
,
1e-241
,
1e-242
,
1e-243
,
1e-244
,
1e-245
,
1e-246
,
1e-247
,
1e-248
,
1e-249
,
1e-250
,
1e-251
,
1e-252
,
1e-253
,
1e-254
,
1e-255
,
1e-256
,
1e-257
,
1e-258
,
1e-259
,
1e-260
,
1e-261
,
1e-262
,
1e-263
,
1e-264
,
1e-265
,
1e-266
,
1e-267
,
1e-268
,
1e-269
,
1e-270
,
1e-271
,
1e-272
,
1e-273
,
1e-274
,
1e-275
,
1e-276
,
1e-277
,
1e-278
,
1e-279
,
1e-280
,
1e-281
,
1e-282
,
1e-283
,
1e-284
,
1e-285
,
1e-286
,
1e-287
,
1e-288
,
1e-289
,
1e-290
,
1e-291
,
1e-292
,
1e-293
,
1e-294
,
1e-295
,
1e-296
,
1e-297
,
1e-298
,
1e-299
,
1e-300
,
1e-301
,
1e-302
,
1e-303
,
1e-304
,
1e-305
,
1e-306
,
1e-307
,
1e-308
};
/*
Convert string to double (string doesn't have to be null terminated)
...
...
@@ -239,10 +205,8 @@ double my_strtod(const char *str, char **end_ptr, int *error)
{
exponent
=
-
exponent
;
neg_exp
=
1
;
/* neg_exp was 0 before */
step
=
array_elements
(
log_01
)
-
1
;
}
else
step
=
array_elements
(
log_10
)
-
1
;
step
=
array_elements
(
log_10
)
-
1
;
for
(;
exponent
>
step
;
exponent
-=
step
)
result
=
neg_exp
?
result
/
log_10
[
step
]
:
result
*
log_10
[
step
];
result
=
neg_exp
?
result
/
log_10
[
exponent
]
:
result
*
log_10
[
exponent
];
...
...
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