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fix warnings about casting regmatch_t struct fields to size_t

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@36249 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2005-11-25 21:49:00 +00:00
parent 8ced02f601
commit 2cdf244521
1 changed files with 17 additions and 4 deletions
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21
src/common/regex.cpp
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@ -61,7 +61,7 @@
# ifdef HAVE_RE_SEARCH
# define WXREGEX_IF_NEED_LEN(x) ,x
# define WXREGEX_USING_RE_SEARCH
# else
# else
# define WXREGEX_IF_NEED_LEN(x)
# endif
# if wxUSE_UNICODE
@ -84,11 +84,24 @@ class wxRegExMatches
public:
typedef regmatch_t *match_type;
wxRegExMatches(size_t n) { m_matches = new regmatch_t[n]; }
wxRegExMatches(size_t n) { m_matches = new regmatch_t[n]; }
~wxRegExMatches() { delete [] m_matches; }
size_t Start(size_t n) const { return m_matches[n].rm_so; }
size_t End(size_t n) const { return m_matches[n].rm_eo; }
// we just use casts here because the fields of regmatch_t struct may be 64
// bit but we're limited to size_t in our public API and are not going to
// change it because operating on strings longer than 4GB using it is
// absolutely impractical anyhow, but still check at least in debug
size_t Start(size_t n) const
{
wxASSERT_MSG( m_matches[n].rm_so < UINT_MAX, _T("regex offset overflow") );
return wx_truncate_cast(size_t, m_matches[n].rm_so);
}
size_t End(size_t n) const
{
wxASSERT_MSG( m_matches[n].rm_eo < UINT_MAX, _T("regex offset overflow") );
return wx_truncate_cast(size_t, m_matches[n].rm_eo);
}
regmatch_t *get() const { return m_matches; }