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fixes for tolower issues

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[SVN r20789]
This commit is contained in:
Jeff Garland
2003-11-12 02:58:06 +00:00
parent aa4b705aa9
commit f19fe76dde
2 changed files with 30 additions and 10 deletions
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4
include/boost/date_time/compiler_config.hpp
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@@ -31,10 +31,6 @@
#define INT64_C(value) int64_t(value)
#endif
//Workaround for missing transform
#if (defined(__BORLANDC__) || (defined(BOOST_MSVC) && (_MSC_VER <= 1200)))
#define BOOST_DATE_TIME_NO_STD_TRANSFORM 1
#endif
/* Workaround for Borland iterator error. Error was "Cannot convert 'istream *' to 'wistream *' in function istream_iterator<>::istream_iterator() */
#if defined(__BORLANDC__) && (__BORLANDC__ <= 0x0551)

36
include/boost/date_time/date_parsing.hpp
View File

@@ -14,10 +14,39 @@
#include <algorithm>
#include <cctype>
#if !defined(BOOST_NO_STD_LOCALE)
#include <locale>
#endif
namespace boost {
namespace date_time {
//! A function to replace the std::transform( , , ,tolower) construct
/*! This function simply takes a string, and changes all the characters
* in that string to lowercase (according to the default system locale).
* In the event that a compiler does not support locales, the old
* C style tolower() is used.
*/
inline
std::string convert_to_lower(const std::string& inp)
{
std::string tmp("");
unsigned i = 0;
#if defined(BOOST_NO_STD_LOCALE)
while(i < inp.length())
{
tmp += static_cast<char>(tolower(inp.at(i++)));
#else
std::locale loc("");
while(i < inp.length())
{
tmp += std::tolower(inp.at(i++), loc);
#endif
}
return std::string(tmp);
}
//! Generic function to parse a delimited date (eg: 2002-02-10)
/*! Accepted formats are: "2003-02-10" or " 2003-Feb-10" or
* "2003-Feburary-10"
@@ -52,12 +81,7 @@ namespace date_time {
else
{
typename month_type::month_map_ptr_type ptr = month_type::get_month_map_ptr();
#if defined(BOOST_DATE_TIME_NO_STD_TRANSFORM)
#else
std::transform(s.begin(), s.end(),
s.begin(),
tolower);
#endif
s = convert_to_lower(s);
typename month_type::month_map_type::iterator iter = ptr->find(s);
if(iter != ptr->end()) // required for STLport
{