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Diffstat (limited to 'code/splines/util_str.h')
| -rwxr-xr-x | code/splines/util_str.h | 817 |
1 files changed, 817 insertions, 0 deletions
diff --git a/code/splines/util_str.h b/code/splines/util_str.h new file mode 100755 index 0000000..514464b --- /dev/null +++ b/code/splines/util_str.h @@ -0,0 +1,817 @@ +/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+===========================================================================
+*/
+//need to rewrite this
+
+#ifndef __UTIL_STR_H__
+#define __UTIL_STR_H__
+
+#include <assert.h>
+#include <string.h>
+#include <stdio.h>
+
+#ifdef _WIN32
+#pragma warning(disable : 4710) // function 'blah' not inlined
+#endif
+
+void TestStringClass ();
+
+class strdata
+ {
+ public:
+ strdata () : len( 0 ), refcount ( 0 ), data ( NULL ), alloced ( 0 ) {}
+ ~strdata ()
+ {
+ if ( data )
+ delete [] data;
+ }
+
+ void AddRef () { refcount++; }
+ bool DelRef () // True if killed
+ {
+ refcount--;
+ if ( refcount < 0 )
+ {
+ delete this;
+ return true;
+ }
+
+ return false;
+ }
+
+ int len;
+ int refcount;
+ char *data;
+ int alloced;
+ };
+
+class idStr {
+protected:
+ strdata *m_data;
+ void EnsureAlloced ( int, bool keepold = true );
+ void EnsureDataWritable ();
+
+public:
+ ~idStr();
+ idStr();
+ idStr( const char *text );
+ idStr( const idStr& string );
+ idStr( const idStr string, int start, int end );
+ idStr( const char ch );
+ idStr( const int num );
+ idStr( const float num );
+ idStr( const unsigned num );
+ int length( void ) const;
+ int allocated( void ) const;
+ const char * c_str( void ) const;
+
+ void append( const char *text );
+ void append( const idStr& text );
+ char operator[]( int index ) const;
+ char& operator[]( int index );
+
+ void operator=( const idStr& text );
+ void operator=( const char *text );
+
+ friend idStr operator+( const idStr& a, const idStr& b );
+ friend idStr operator+( const idStr& a, const char *b );
+ friend idStr operator+( const char *a, const idStr& b );
+
+ friend idStr operator+( const idStr& a, const float b );
+ friend idStr operator+( const idStr& a, const int b );
+ friend idStr operator+( const idStr& a, const unsigned b );
+ friend idStr operator+( const idStr& a, const bool b );
+ friend idStr operator+( const idStr& a, const char b );
+
+ idStr& operator+=( const idStr& a );
+ idStr& operator+=( const char *a );
+ idStr& operator+=( const float a );
+ idStr& operator+=( const char a );
+ idStr& operator+=( const int a );
+ idStr& operator+=( const unsigned a );
+ idStr& operator+=( const bool a );
+
+ static char *toLower( char *s1 );
+ static char *toUpper( char *s1 );
+
+ friend bool operator==( const idStr& a, const idStr& b );
+ friend bool operator==( const idStr& a, const char *b );
+ friend bool operator==( const char *a, const idStr& b );
+
+ friend bool operator!=( const idStr& a, const idStr& b );
+ friend bool operator!=( const idStr& a, const char *b );
+ friend bool operator!=( const char *a, const idStr& b );
+
+ operator const char * () const;
+ operator const char * ();
+
+ int icmpn( const char *text, int n ) const;
+ int icmpn( const idStr& text, int n ) const;
+ int icmp( const char *text ) const;
+ int icmp( const idStr& text ) const;
+ int cmpn( const char *text, int n ) const;
+ int cmpn( const idStr& text, int n ) const;
+ int cmp( const char *text ) const;
+ int cmp( const idStr& text ) const;
+
+ void tolower( void );
+ void toupper( void );
+
+ static int icmpn( const char *s1, const char *s2, int n );
+ static int icmp( const char *s1, const char *s2 );
+ static int cmpn( const char *s1, const char *s2, int n );
+ static int cmp( const char *s1, const char *s2 );
+
+ static void snprintf ( char *dst, int size, const char *fmt, ... );
+
+ static bool isNumeric( const char *str );
+ bool isNumeric( void ) const;
+
+ void CapLength ( int );
+
+ void BackSlashesToSlashes ();
+
+};
+
+inline idStr::~idStr()
+ {
+ if ( m_data )
+ {
+ m_data->DelRef ();
+ m_data = NULL;
+ }
+ }
+
+inline idStr::idStr() : m_data ( NULL )
+ {
+ EnsureAlloced ( 1 );
+ m_data->data[ 0 ] = 0;
+ }
+
+inline idStr::idStr
+ (
+ const char *text
+ ) : m_data ( NULL )
+
+ {
+ int len;
+
+ assert( text );
+
+ if ( text )
+ {
+ len = strlen( text );
+ EnsureAlloced ( len + 1 );
+ strcpy( m_data->data, text );
+ m_data->len = len;
+ }
+ else
+ {
+ EnsureAlloced ( 1 );
+ m_data->data[ 0 ] = 0;
+ m_data->len = 0;
+ }
+ }
+
+inline idStr::idStr
+ (
+ const idStr& text
+ ) : m_data ( NULL )
+
+ {
+ m_data = text.m_data;
+ m_data->AddRef ();
+ }
+
+inline idStr::idStr
+ (
+ const idStr text,
+ int start,
+ int end
+ ) : m_data ( NULL )
+
+ {
+ int i;
+ int len;
+
+ if ( end > text.length() )
+ {
+ end = text.length();
+ }
+
+ if ( start > text.length() )
+ {
+ start = text.length();
+ }
+
+ len = end - start;
+ if ( len < 0 )
+ {
+ len = 0;
+ }
+
+ EnsureAlloced ( len + 1 );
+
+ for( i = 0; i < len; i++ )
+ {
+ m_data->data[ i ] = text[ start + i ];
+ }
+
+ m_data->data[ len ] = 0;
+ m_data->len = len;
+ }
+
+inline idStr::idStr
+ (
+ const char ch
+ ) : m_data ( NULL )
+
+ {
+ EnsureAlloced ( 2 );
+
+ m_data->data[ 0 ] = ch;
+ m_data->data[ 1 ] = 0;
+ m_data->len = 1;
+ }
+
+inline idStr::idStr
+ (
+ const float num
+ ) : m_data ( NULL )
+
+ {
+ char text[ 32 ];
+ int len;
+
+ sprintf( text, "%.3f", num );
+ len = strlen( text );
+ EnsureAlloced( len + 1 );
+ strcpy( m_data->data, text );
+ m_data->len = len;
+ }
+
+inline idStr::idStr
+ (
+ const int num
+ ) : m_data ( NULL )
+
+ {
+ char text[ 32 ];
+ int len;
+
+ sprintf( text, "%d", num );
+ len = strlen( text );
+ EnsureAlloced( len + 1 );
+ strcpy( m_data->data, text );
+ m_data->len = len;
+ }
+
+inline idStr::idStr
+ (
+ const unsigned num
+ ) : m_data ( NULL )
+
+ {
+ char text[ 32 ];
+ int len;
+
+ sprintf( text, "%u", num );
+ len = strlen( text );
+ EnsureAlloced( len + 1 );
+ strcpy( m_data->data, text );
+ m_data->len = len;
+ }
+
+inline int idStr::length( void ) const
+ {
+ return ( m_data != NULL ) ? m_data->len : 0;
+ }
+
+inline int idStr::allocated( void ) const
+ {
+ return ( m_data != NULL ) ? m_data->alloced + sizeof( *m_data ) : 0;
+ }
+
+inline const char *idStr::c_str( void ) const
+ {
+ assert( m_data );
+
+ return m_data->data;
+ }
+
+inline void idStr::append
+ (
+ const char *text
+ )
+
+ {
+ int len;
+
+ assert( text );
+
+ if ( text )
+ {
+ len = length() + strlen( text );
+ EnsureAlloced( len + 1 );
+
+ strcat( m_data->data, text );
+ m_data->len = len;
+ }
+ }
+
+inline void idStr::append
+ (
+ const idStr& text
+ )
+
+ {
+ int len;
+
+ len = length() + text.length();
+ EnsureAlloced ( len + 1 );
+
+ strcat ( m_data->data, text.c_str () );
+ m_data->len = len;
+ }
+
+inline char idStr::operator[]( int index ) const
+ {
+ assert ( m_data );
+
+ if ( !m_data )
+ return 0;
+
+ // don't include the '/0' in the test, because technically, it's out of bounds
+ assert( ( index >= 0 ) && ( index < m_data->len ) );
+
+ // In release mode, give them a null character
+ // don't include the '/0' in the test, because technically, it's out of bounds
+ if ( ( index < 0 ) || ( index >= m_data->len ) )
+ {
+ return 0;
+ }
+
+ return m_data->data[ index ];
+ }
+
+inline char& idStr::operator[]
+ (
+ int index
+ )
+
+ {
+ // Used for result for invalid indices
+ static char dummy = 0;
+ assert ( m_data );
+
+ // We don't know if they'll write to it or not
+ // if it's not a const object
+ EnsureDataWritable ();
+
+ if ( !m_data )
+ return dummy;
+
+ // don't include the '/0' in the test, because technically, it's out of bounds
+ assert( ( index >= 0 ) && ( index < m_data->len ) );
+
+ // In release mode, let them change a safe variable
+ // don't include the '/0' in the test, because technically, it's out of bounds
+ if ( ( index < 0 ) || ( index >= m_data->len ) )
+ {
+ return dummy;
+ }
+
+ return m_data->data[ index ];
+ }
+
+inline void idStr::operator=
+ (
+ const idStr& text
+ )
+
+ {
+ // adding the reference before deleting our current reference prevents
+ // us from deleting our string if we are copying from ourself
+ text.m_data->AddRef();
+ m_data->DelRef();
+ m_data = text.m_data;
+ }
+
+inline void idStr::operator=
+ (
+ const char *text
+ )
+
+ {
+ int len;
+
+ assert( text );
+
+ if ( !text )
+ {
+ // safe behaviour if NULL
+ EnsureAlloced ( 1, false );
+ m_data->data[0] = 0;
+ m_data->len = 0;
+ return;
+ }
+
+ if ( !m_data )
+ {
+ len = strlen ( text );
+ EnsureAlloced( len + 1, false );
+ strcpy ( m_data->data, text );
+ m_data->len = len;
+ return;
+ }
+
+ if ( text == m_data->data )
+ return; // Copying same thing. Punt.
+
+ // If we alias and I don't do this, I could corrupt other strings... This
+ // will get called with EnsureAlloced anyway
+ EnsureDataWritable ();
+
+ // Now we need to check if we're aliasing..
+ if ( text >= m_data->data && text <= m_data->data + m_data->len )
+ {
+ // Great, we're aliasing. We're copying from inside ourselves.
+ // This means that I don't have to ensure that anything is alloced,
+ // though I'll assert just in case.
+ int diff = text - m_data->data;
+ int i;
+
+ assert ( strlen ( text ) < (unsigned) m_data->len );
+
+ for ( i = 0; text[i]; i++ )
+ {
+ m_data->data[i] = text[i];
+ }
+
+ m_data->data[i] = 0;
+
+ m_data->len -= diff;
+
+ return;
+ }
+
+ len = strlen( text );
+ EnsureAlloced ( len + 1, false );
+ strcpy( m_data->data, text );
+ m_data->len = len;
+ }
+
+inline idStr operator+
+ (
+ const idStr& a,
+ const idStr& b
+ )
+
+ {
+ idStr result( a );
+
+ result.append( b );
+
+ return result;
+ }
+
+inline idStr operator+
+ (
+ const idStr& a,
+ const char *b
+ )
+
+ {
+ idStr result( a );
+
+ result.append( b );
+
+ return result;
+ }
+
+inline idStr operator+
+ (
+ const char *a,
+ const idStr& b
+ )
+
+ {
+ idStr result( a );
+
+ result.append( b );
+
+ return result;
+ }
+
+inline idStr operator+
+ (
+ const idStr& a,
+ const bool b
+ )
+
+ {
+ idStr result( a );
+
+ result.append( b ? "true" : "false" );
+
+ return result;
+ }
+
+inline idStr operator+
+ (
+ const idStr& a,
+ const char b
+ )
+
+ {
+ char text[ 2 ];
+
+ text[ 0 ] = b;
+ text[ 1 ] = 0;
+
+ return a + text;
+ }
+
+inline idStr& idStr::operator+=
+ (
+ const idStr& a
+ )
+
+ {
+ append( a );
+ return *this;
+ }
+
+inline idStr& idStr::operator+=
+ (
+ const char *a
+ )
+
+ {
+ append( a );
+ return *this;
+ }
+
+inline idStr& idStr::operator+=
+ (
+ const char a
+ )
+
+ {
+ char text[ 2 ];
+
+ text[ 0 ] = a;
+ text[ 1 ] = 0;
+ append( text );
+
+ return *this;
+ }
+
+inline idStr& idStr::operator+=
+ (
+ const bool a
+ )
+
+ {
+ append( a ? "true" : "false" );
+ return *this;
+ }
+
+inline bool operator==
+ (
+ const idStr& a,
+ const idStr& b
+ )
+
+ {
+ return ( !strcmp( a.c_str(), b.c_str() ) );
+ }
+
+inline bool operator==
+ (
+ const idStr& a,
+ const char *b
+ )
+
+ {
+ assert( b );
+ if ( !b )
+ {
+ return false;
+ }
+ return ( !strcmp( a.c_str(), b ) );
+ }
+
+inline bool operator==
+ (
+ const char *a,
+ const idStr& b
+ )
+
+ {
+ assert( a );
+ if ( !a )
+ {
+ return false;
+ }
+ return ( !strcmp( a, b.c_str() ) );
+ }
+
+inline bool operator!=
+ (
+ const idStr& a,
+ const idStr& b
+ )
+
+ {
+ return !( a == b );
+ }
+
+inline bool operator!=
+ (
+ const idStr& a,
+ const char *b
+ )
+
+ {
+ return !( a == b );
+ }
+
+inline bool operator!=
+ (
+ const char *a,
+ const idStr& b
+ )
+
+ {
+ return !( a == b );
+ }
+
+inline int idStr::icmpn
+ (
+ const char *text,
+ int n
+ ) const
+
+ {
+ assert( m_data );
+ assert( text );
+
+ return idStr::icmpn( m_data->data, text, n );
+ }
+
+inline int idStr::icmpn
+ (
+ const idStr& text,
+ int n
+ ) const
+
+ {
+ assert( m_data );
+ assert( text.m_data );
+
+ return idStr::icmpn( m_data->data, text.m_data->data, n );
+ }
+
+inline int idStr::icmp
+ (
+ const char *text
+ ) const
+
+ {
+ assert( m_data );
+ assert( text );
+
+ return idStr::icmp( m_data->data, text );
+ }
+
+inline int idStr::icmp
+ (
+ const idStr& text
+ ) const
+
+ {
+ assert( c_str () );
+ assert( text.c_str () );
+
+ return idStr::icmp( c_str () , text.c_str () );
+ }
+
+inline int idStr::cmp
+ (
+ const char *text
+ ) const
+
+ {
+ assert( m_data );
+ assert( text );
+
+ return idStr::cmp( m_data->data, text );
+ }
+
+inline int idStr::cmp
+ (
+ const idStr& text
+ ) const
+
+ {
+ assert( c_str () );
+ assert( text.c_str () );
+
+ return idStr::cmp( c_str () , text.c_str () );
+ }
+
+inline int idStr::cmpn
+ (
+ const char *text,
+ int n
+ ) const
+
+ {
+ assert( c_str () );
+ assert( text );
+
+ return idStr::cmpn( c_str () , text, n );
+ }
+
+inline int idStr::cmpn
+ (
+ const idStr& text,
+ int n
+ ) const
+
+ {
+ assert( c_str () );
+ assert( text.c_str () );
+
+ return idStr::cmpn( c_str () , text.c_str () , n );
+ }
+
+inline void idStr::tolower
+ (
+ void
+ )
+
+ {
+ assert( m_data );
+
+ EnsureDataWritable ();
+
+ idStr::toLower( m_data->data );
+ }
+
+inline void idStr::toupper
+ (
+ void
+ )
+
+ {
+ assert( m_data );
+
+ EnsureDataWritable ();
+
+ idStr::toUpper( m_data->data );
+ }
+
+inline bool idStr::isNumeric
+ (
+ void
+ ) const
+
+ {
+ assert( m_data );
+ return idStr::isNumeric( m_data->data );
+ }
+
+inline idStr::operator const char *() {
+ return c_str();
+}
+
+inline idStr::operator const char *
+ (
+ void
+ ) const
+
+ {
+ return c_str ();
+ }
+
+#endif
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