/usr/include/mimetic/strutils.h is in libmimetic-dev 0.9.7-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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copyright : (C) 2002-2008 by Stefano Barbato
email : stefano@codesink.org
$Id: strutils.h,v 1.10 2008-10-07 11:06:26 tat Exp $
***************************************************************************/
#ifndef _MIMETIC_STRINGUTILS_H_
#define _MIMETIC_STRINGUTILS_H_
#include <string>
#include <cstring>
#include <iostream>
#include <algorithm>
#include <cstring>
namespace mimetic
{
extern const std::string nullstring;
struct ichar_traits : public std::char_traits<char>
{
static bool eq (const char_type & c1, const char_type& c2)
{ return (toupper(c1) == toupper(c2)); }
static bool ne (const char_type& c1, const char_type& c2)
{ return (toupper(c1) != toupper(c2)); }
static bool lt (const char_type& c1, const char_type& c2)
{ return (toupper(c1) < toupper(c2)); }
static int compare (const char_type* s1, const char_type* s2, size_t n)
{
for(size_t i=0; i < n; ++i)
if(toupper(s1[i]) != toupper(s2[i]))
return (toupper(s1[i]) < toupper(s2[i])) ?-1: 1;
return 0;
}
static const char* find( const char* s, int n, char a )
{
while( n-- > 0 && tolower(*s) != tolower(a) )
++s;
return s;
}
};
//typedef std::istring <char, ichar_traits> istring;
using std::string;
struct istring: public string
{
istring()
{}
//typedef std::string::allocator_type allocator_type;
istring(const std::string& right)
: string(right)
{}
explicit istring(const allocator_type& al)
: string(al)
{}
istring(const istring& right)
: string(right)
{}
istring(const istring& right, size_type roff, size_type count = npos)
: string(right, roff, count)
{}
istring(const istring& right, size_type roff, size_type count,
const allocator_type& al)
: string(right, roff, count, al)
{}
istring(const value_type *ptr, size_type count)
: string(ptr, count)
{}
istring(const value_type *ptr, size_type count,const allocator_type& al)
: string(ptr, count, al)
{}
istring(const value_type *ptr)
: string(ptr)
{}
istring(const value_type *ptr,const allocator_type& al)
: string(ptr, al)
{}
istring(size_type count, value_type ch)
: string(count,ch)
{}
istring(size_type count, value_type ch,const allocator_type& al)
: string(count,ch,al)
{}
template <class InIt>
istring(InIt first, InIt last)
: string(first, last)
{}
template <class InIt>
istring(InIt first, InIt last,const allocator_type& al)
: string(first, last, al)
{}
};
inline bool operator==(const istring& is, const std::string& s)
{
return (0 == ichar_traits::compare(is.c_str(),s.c_str(),
std::max(is.length(),s.length())) );
}
inline bool operator!=(const istring& is, const std::string& s)
{
return (0 != ichar_traits::compare(is.c_str(),s.c_str(),
std::max(is.length(),s.length())) );
}
inline bool operator!=(const istring& is, const char* str)
{
return (0 != ichar_traits::compare(is.c_str(),str,
std::max(is.length(),::strlen(str))) );
}
inline bool operator==(const istring& is, const char* str)
{
return (0 == ichar_traits::compare(is.c_str(),str,
std::max(is.length(),::strlen(str))) );
}
inline std::string dquoted(const std::string& s)
{
return "\"" + s + "\"";
}
inline std::string parenthed(const std::string& s)
{
return "(" + s + ")";
}
/// removes double quotes
inline std::string remove_dquote(const std::string& s)
{
int len = s.length();
if( len < 2)
return s;
if(s[0] == '"' && s[len-1] == '"')
return std::string(s, 1, len-2);
return s;
}
/**
* returns the \e canonical representation of \p s (see RFC822)
* if \p no_ws is true removes all blanks from the resulting string
*/
std::string canonical(const std::string& s, bool no_ws = false);
/// removes leading and trailing blanks
inline std::string remove_external_blanks(const std::string& in)
{
if(!in.length())
return in;
std::string s = in;
int beg = 0, end = s.length();
for(; beg < end; ++beg)
if(s[beg] != ' ' && s[beg] != '\t')
break;
end = s.length() - 1;
for(; end > beg; --end)
if(s[end] != ' ' && s[end] != '\t')
break;
s.assign(std::string(s, beg, end - beg + 1));
return s;
}
}
#endif
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