strtod from mit-threads is restored and cleaned up
BitKeeper/deleted/.del-atof.c~d3edf47a9884080:
Delete: strings/atof.c
configure.in:
atod() is no longer used in MySQL
isinf() now is
include/m_string.h:
my_strtod, my_atof
include/my_global.h:
my_atof is deleted
define isinf()
libmysql/Makefile.shared:
use internal strtod
sql/gstream.cc:
use internal strtod
sql/init.cc:
my_atof is deleted
sql/item.h:
use internal strtod
sql/item_func.cc:
use internal strtod
sql/item_sum.h:
use internal strtod
sql/sql_analyse.cc:
use internal strtod
strings/Makefile.am:
use internal strtod
strings/ctype-simple.c:
use internal strtod
strings/ctype-ucs2.c:
use internal strtod
strings/strtod.c:
cleanup
stricter input checks (e.g. ".E10" is no longer a number)
don't return an "inf"
