296 lines
11 KiB
C++
296 lines
11 KiB
C++
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//
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// string.hpp Strings
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//
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// =========================================================================
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//
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// Open Watcom Project
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//
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// Copyright (c) 2002-2010 Open Watcom Contributors. All Rights Reserved.
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// Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
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//
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// This file is automatically generated. Do not edit directly.
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//
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// =========================================================================
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//
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#ifndef _STRING_HPP_INCLUDED
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#define _STRING_HPP_INCLUDED
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#ifndef _ENABLE_AUTODEPEND
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#pragma read_only_file;
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#endif
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#ifndef __cplusplus
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#error This header file requires C++
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#endif
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#ifndef _COMDEF_H_INCLUDED
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#include <_comdef.h>
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#endif
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#ifndef _CTYPE_H_INCLUDED
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#include <ctype.h>
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#endif
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#ifndef _STDDEF_H_INCLUDED
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#include <stddef.h>
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#endif
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#ifndef _IOSTREAM_H_INCLUDED
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#include <iostream.h>
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#endif
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const size_t NPOS = (size_t) -1;
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// Define a typedef for a "C" function
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extern "C" {
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_WCRTLINK typedef int (*__zapcase_t)( int );
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};
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class _WPRTLINK String {
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public:
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typedef enum {
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default_size,
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reserve
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} capacity;
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// constructors
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String(); // default
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String( size_t, capacity ); // with specified size
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String( String const &, // from another String
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size_t __pos = 0,
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size_t __n = NPOS );
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String( char const *, size_t __n = NPOS ); // from C string
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String( char, size_t __rep = 1 ); // from single character
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~String(); // destructor
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// conversion operators
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operator char const * (); // to C string
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operator char const * () const; // to C string
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char const * c_str() const; // to C string
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operator char () const; // to single character
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// assignment operators
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String & operator = ( String const & ); // from another String
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String & operator = ( char const * ); // from a C string
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// append operators
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String & operator += ( String const & ); // a String
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String & operator += ( char const * ); // a C string
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String operator () ( size_t __pos, // substring operator
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size_t __len ) const;
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char & operator () ( size_t __pos ); // reference-to-char operator
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char const & operator ()
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( size_t __pos ) const; // reference-to-char operator
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char & operator [] ( size_t __pos ); // subscript operator
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char const & operator []
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( size_t __pos ) const; // subscript operator
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// comparison operators
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friend _WPRTLINK int operator == (
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String const &, String const & ); // String == String?
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friend _WPRTLINK int operator == (
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String const &, char const * ); // String == C string?
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friend _WPRTLINK int operator == (
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char const *, String const & ); // C string == String?
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friend _WPRTLINK int operator == (
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String const &, char ); // String == character?
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friend _WPRTLINK int operator == (
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char, String const & ); // character == String?
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friend _WPRTLINK int operator != (
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String const &, String const & ); // String != String?
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friend _WPRTLINK int operator != (
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String const &, char const * ); // String != C string?
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friend _WPRTLINK int operator != (
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char const *, String const & ); // C string != String?
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friend _WPRTLINK int operator != (
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String const &, char ); // String != character?
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friend _WPRTLINK int operator != (
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char, String const & ); // character != String?
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friend _WPRTLINK int operator < (
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String const &, String const & ); // String < String?
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friend _WPRTLINK int operator < (
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String const &, char const * ); // String < C string?
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friend _WPRTLINK int operator < (
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char const *, String const & ); // C string < String?
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friend _WPRTLINK int operator < (
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String const &, char ); // String < character?
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friend _WPRTLINK int operator < (
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char, String const & ); // character < String?
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friend _WPRTLINK int operator <= (
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String const &, String const & ); // String <= String?
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friend _WPRTLINK int operator <= (
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String const &, char const * ); // String <= C string?
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friend _WPRTLINK int operator <= (
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char const *, String const & ); // C string <= String?
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friend _WPRTLINK int operator <= (
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String const &, char ); // String <= character?
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friend _WPRTLINK int operator <= (
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char, String const & ); // character <= String?
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friend _WPRTLINK int operator > (
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String const &, String const & ); // String > String?
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friend _WPRTLINK int operator > (
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String const &, char const * ); // String > C string?
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friend _WPRTLINK int operator > (
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char const *, String const & ); // C string > String?
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friend _WPRTLINK int operator > (
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String const &, char ); // String > character?
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friend _WPRTLINK int operator > (
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char, String const & ); // character > String?
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friend _WPRTLINK int operator >= (
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String const &, String const & ); // String >= String?
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friend _WPRTLINK int operator >= (
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String const &, char const * ); // String >= C string?
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friend _WPRTLINK int operator >= (
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char const *, String const & ); // C string >= String?
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friend _WPRTLINK int operator >= (
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String const &, char ); // String >= character?
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friend _WPRTLINK int operator >= (
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char, String const & ); // character >= String?
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// concatenate string operators
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friend _WPRTLINK String operator + (
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String const &, String const & ); // String + String
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friend _WPRTLINK String operator + (
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String const &, char const * ); // String + C string
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friend String operator + (
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String const &, char * ); // String + C string
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friend _WPRTLINK String operator + (
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char const *, String const & ); // C string + String
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friend String operator + (
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char *, String const & ); // C string + String
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friend _WPRTLINK String operator + (
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String const &, char ); // String + character
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friend _WPRTLINK String operator + (
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char, String const & ); // character + String
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// input/output operators
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friend _WPRTLINK istream & operator >> (
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istream &, String & ); // input
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friend _WPRTLINK ostream & operator << (
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ostream &, String const & ); // output
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// Member functions:
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size_t length() const; // length of String
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char const & get_at( size_t ) const; // get the n'th character
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void put_at( size_t, char ); // replace the n'th character
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// find differing character loc
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int match( String const & ) const; // search string is a String
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int match( char const * ) const; // search string is a C string
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// find substring location
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int index( String const &, // search string is a String
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size_t __pos = 0 ) const;
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int index( char const *, // search string is a C string
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size_t __pos = 0 ) const;
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// letter case conversion
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String upper() const; // to upper case
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String lower() const; // to lower case
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int operator ! () const; // invalid String?
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int valid() const; // valid String?
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friend _WPRTLINK int valid(
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String const & ); // valid String?
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int alloc_mult_size() const; // get string_mult_size
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int alloc_mult_size( int __mult ); // get/set string_mult_size
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private:
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class StringRep {
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public:
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size_t __refcount;
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size_t __avail_length;
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size_t __used_length;
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char __value[1]; // variable length
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};
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StringRep *__srep;
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size_t __offset;
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size_t __slength;
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char *__c_string;
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// Memory for StringRep's is allocated in multiples of string_mult_size
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static size_t __string_mult_size;
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static char __ref_char;
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static StringRep *__AllocStringRep( StringRep *, size_t );
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static int __CompareStrings( String const &, String const & );
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void __AppendToStringRep( String const &, char const *, size_t );
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void __FreeStringRep();
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void __JoinStrings( char const *, size_t, char const *, size_t );
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String __ZapCase( __zapcase_t ) const;
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};
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inline char const * String::c_str() const {
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return( this->operator const char *() );
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}
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inline char &String::operator [] ( size_t __pos ) {
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return( this->operator()( __pos ) );
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}
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inline char const &String::operator [] ( size_t __pos ) const {
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return( this->operator()( __pos ) );
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}
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inline char const &String::get_at( size_t __pos ) const {
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return( this->operator()( __pos ) );
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}
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inline void String::put_at( size_t __pos, char __c ) {
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if( __pos < __slength ) {
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this->operator()( __pos ) = __c;
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} else if( __pos == __slength ) {
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*this += String( __c );
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}
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}
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inline String String::upper() const {
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return( __ZapCase( &::toupper ) );
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}
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inline String String::lower() const {
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return( __ZapCase( &::tolower ) );
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}
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inline int String::operator ! () const {
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return( __srep == NULL );
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}
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inline int String::valid() const {
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return( __srep != NULL );
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}
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inline int valid( String const &__s ) {
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return( __s.__srep != NULL );
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}
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inline size_t String::length() const {
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return( __slength );
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}
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inline int String::alloc_mult_size() const {
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return( String::__string_mult_size );
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}
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inline String operator + ( String const &__s, char *__p ) {
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return( operator + ( __s, (char const *)__p ) );
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}
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inline String operator + ( char *__p, String const &__s ) {
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return( operator + ( (char const *)__p, __s ) );
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}
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#endif
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