From 707cc94fe52463870a9c6c8e2e66eaaa389e601d Mon Sep 17 00:00:00 2001 From: Boris Kolpackov Date: Tue, 24 Feb 2009 15:16:26 +0200 Subject: Start tracking XSD/e with git after version 3.0.0 --- libxsde/xsde/cxx/parser/validating/double.cxx | 99 +++++++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 libxsde/xsde/cxx/parser/validating/double.cxx (limited to 'libxsde/xsde/cxx/parser/validating/double.cxx') diff --git a/libxsde/xsde/cxx/parser/validating/double.cxx b/libxsde/xsde/cxx/parser/validating/double.cxx new file mode 100644 index 0000000..947f983 --- /dev/null +++ b/libxsde/xsde/cxx/parser/validating/double.cxx @@ -0,0 +1,99 @@ +// file : xsde/cxx/parser/validating/double.cxx +// author : Boris Kolpackov +// copyright : Copyright (c) 2005-2009 Code Synthesis Tools CC +// license : GNU GPL v2 + exceptions; see accompanying LICENSE file + +#include // strtod + +#include + +#include + +namespace xsde +{ + namespace cxx + { + namespace parser + { + namespace validating + { + void double_pimpl:: + _pre () + { + size_ = 0; + sign_ = none; + state_ = leading_ws; + } + + void double_pimpl:: + _characters (const ro_string& s) + { + if (!parse (s, str_, 127)) + _schema_error (schema_error::invalid_double_value); + } + + void double_pimpl:: + _post () + { + ro_string tmp (str_, size_); + size_t size = trim_right (tmp); + + if (size != 0 && tmp[0] != '-' && tmp[0] != '+') + { + str_[size] = '\0'; + + if (tmp == "INF") + { + switch (sign_) + { + case none: + { + value_ = strtod ("INF", 0); + break; + } + case plus: + { + _schema_error (schema_error::invalid_double_value); + break; + } + case minus: + { + value_ = strtod ("-INF", 0); + break; + } + } + } + else if (tmp == "NaN") + { + if (sign_ == none) + value_ = strtod ("NAN", 0); + else + _schema_error (schema_error::invalid_double_value); + + } + else + { + char* p; + set_errno (0); + value_ = strtod (str_, &p); + + if (*p != '\0' || get_errno () != 0) + _schema_error (schema_error::invalid_double_value); + + if (sign_ == minus) + value_ = -value_; + } + } + else + _schema_error (schema_error::invalid_double_value); + } + + double double_pimpl:: + post_double () + { + return value_; + } + } + } + } +} -- cgit v1.1