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Backport my_strntod() from 5.0

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Change string->float conversion to delay division as long as possible.
This gives us more exact integer->float conversion for numbers of type '123.45E+02' (Bug #7740)




client/mysql.cc:
  Fix wront usage of charset (found during review of pushed code)
include/m_string.h:
  Backported my_strtod() from 5.0
mysql-test/mysql-test-run.sh:
  Run also mysql_client_test with --debug
mysql-test/r/ps_1general.result:
  Safety fix (if mysql_client_test.test fails)
mysql-test/r/type_float.result:
  More test
mysql-test/t/mysql_client_test.test:
  Comments for what to do if this test fails
mysql-test/t/ps_1general.test:
  Safety fix (if mysql_client_test.test fails)
mysql-test/t/type_float.test:
  More test to better test new strtod() function
  Test also bug #7740 (wrong comparsion between integer and float-in-integer-range)
sql/field.cc:
  Backport my_strntod() from 5.0
sql/item.cc:
  Backport my_strntod() from 5.0
sql/item.h:
  Backport my_strntod() from 5.0
sql/item_func.h:
  Backport my_strntod() from 5.0
sql/item_strfunc.cc:
  Backport my_strntod() from 5.0
sql/item_sum.cc:
  Backport my_strntod() from 5.0
sql/item_sum.h:
  Backport my_strntod() from 5.0
sql/procedure.h:
  Backport my_strntod() from 5.0
strings/ctype-simple.c:
  Backport my_strntod() from 5.0
strings/ctype-ucs2.c:
  Backport my_strntod() from 5.0
strings/strtod.c:
  Backport my_strntod() from 5.0
  Change conversion to delay division as long as possible.
  This gives us more exact integer-> float conversion for numbers of type '123.45E+02'
This commit is contained in:
unknown
2005-02-22 12:51:23 +02:00
parent ae8c3e130a
commit cb8d9c3ad4
19 changed files with 243 additions and 107 deletions
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4
client/mysql.cc
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@ -2914,9 +2914,9 @@ com_status(String *buffer __attribute__((unused)),
MYSQL_ROW cur=mysql_fetch_row(result);
if (cur)
{
tee_fprintf(stdout, "Server characterset:\t%s\n", cur[0] ? cur[2] : "");
tee_fprintf(stdout, "Server characterset:\t%s\n", cur[2] ? cur[2] : "");
tee_fprintf(stdout, "Db characterset:\t%s\n", cur[3] ? cur[3] : "");
tee_fprintf(stdout, "Client characterset:\t%s\n", cur[2] ? cur[0] : "");
tee_fprintf(stdout, "Client characterset:\t%s\n", cur[0] ? cur[0] : "");
tee_fprintf(stdout, "Conn. characterset:\t%s\n", cur[1] ? cur[1] : "");
}
mysql_free_result(result);