/******************************************************************************* Copyright (c) 2008, Perforce Software, Inc. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL PERFORCE SOFTWARE, INC. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *******************************************************************************/ /******************************************************************************* * Name : p4mapmaker.cpp * * Author : Tony Smith <tony@perforce.com> * * Description : Class to encapsulate Perforce map manipulation from Ruby * ******************************************************************************/ #include <ruby.h> #include "undefdups.h" #include <p4/clientapi.h> #include <p4/mapapi.h> #include <p4/debug.h> #include "p4rubydebug.h" #include "p4utils.h" #include "p4mapmaker.h" P4MapMaker::P4MapMaker() { map = new MapApi; } P4MapMaker::~P4MapMaker() { delete map; } P4MapMaker::P4MapMaker( const P4MapMaker &m ) { StrBuf l, r; const StrPtr *s; MapType t; int i; map = new MapApi; for( i = 0; i < m.map->Count(); i++ ) { s = m.map->GetLeft( i ); if( !s ) break; l = *s; s = m.map->GetRight( i ); if( !s ) break; r = *s; t = m.map->GetType( i ); map->Insert( l, r, t ); } } P4MapMaker * P4MapMaker::Join( P4MapMaker *l, P4MapMaker *r) { P4MapMaker *m = new P4MapMaker(); delete m->map; m->map = MapApi::Join( l->map, r->map ); return m; } void P4MapMaker::Insert( VALUE m ) { StrBuf in; StrBuf lbuf; StrBuf r; StrRef l; MapType t = MapInclude; in = StringValuePtr( m ); SplitMapping( in, lbuf, r ); l = lbuf.Text(); // Look for mapType in lhs only. if( l[ 0 ] == '-' ) { l += 1; t = MapExclude; } else if( l[ 0 ] == '+' ) { l += 1; t = MapOverlay; } map->Insert( l, r, t ); } void P4MapMaker::Insert( VALUE l, VALUE r ) { StrBuf left; StrBuf right; StrBuf * dest = &left; int quoted = 0; int index = 0; const char *p; MapType t = MapInclude; p = StringValuePtr( l ); for( ; ; ) { for( index = 0; *p; p++ ) { switch( *p ) { case '"': quoted = !quoted; break; case ' ': case '\t': // Embedded whitespace ok; leading not. if( quoted || index ) { dest->Extend( *p ); index++; } break; case '-': if( !index ) t = MapExclude; else dest->Extend( *p ); index++; break; case '+': if( !index ) t = MapOverlay; else dest->Extend( *p ); index++; break; default: dest->Extend( *p ); index++; } } if( dest == &right ) break; dest = &right; p = StringValuePtr( r ); quoted = 0; } left.Terminate(); right.Terminate(); map->Insert( left, right, t ); } int P4MapMaker::Count() { return map->Count(); } void P4MapMaker::Clear() { map->Clear(); } void P4MapMaker::Reverse() { MapApi * nmap = new MapApi; const StrPtr * l; const StrPtr * r; MapType t; for( int i = 0; i < map->Count(); i++ ) { l = map->GetLeft( i ); r = map->GetRight( i ); t = map->GetType( i ); nmap->Insert( *r, *l, t ); } delete map; map = nmap; } VALUE P4MapMaker::Translate( VALUE p, int fwd ) { StrBuf from; StrBuf to; MapDir dir = MapLeftRight; if( !fwd ) dir = MapRightLeft; from = StringValuePtr( p ); if( map->Translate( from, to, dir ) ) return P4Utils::ruby_string( to.Text(), to.Length() ); return Qnil; } VALUE P4MapMaker::Lhs() { VALUE a = rb_ary_new(); StrBuf s; const StrPtr * l; MapType t; int quote; for( int i = 0; i < map->Count(); i++ ) { s.Clear(); quote = 0; l = map->GetLeft( i ); t = map->GetType( i ); if( l->Contains( StrRef( " " ) ) ) { quote++; s << "\""; } switch( t ) { case MapInclude: break; case MapExclude: s << "-"; break; case MapOverlay: s << "+"; }; s << l->Text(); if( quote ) s << "\""; rb_ary_push( a, P4Utils::ruby_string( s.Text(), s.Length() ) ); } return a; } VALUE P4MapMaker::Rhs() { VALUE a = rb_ary_new(); StrBuf s; const StrPtr * r; int quote; for( int i = 0; i < map->Count(); i++ ) { s.Clear(); quote = 0; r = map->GetRight( i ); if( r->Contains( StrRef( " " ) ) ) { quote++; s << "\""; } s << r->Text(); if( quote ) s << "\""; rb_ary_push( a, P4Utils::ruby_string( s.Text(), s.Length() ) ); } return a; } VALUE P4MapMaker::ToA() { VALUE a = rb_ary_new(); StrBuf s; const StrPtr * l; const StrPtr * r; MapType t; int quote; for( int i = 0; i < map->Count(); i++ ) { s.Clear(); quote = 0; l = map->GetLeft( i ); r = map->GetRight( i ); t = map->GetType( i ); if( l->Contains( StrRef( " " ) ) || r->Contains( StrRef( " " ) ) ) { quote++; s << "\""; } switch( t ) { case MapInclude: break; case MapExclude: s << "-"; break; case MapOverlay: s << "+"; }; s << l->Text(); if( quote ) s << "\" \""; else s << " "; s << r->Text(); if( quote ) s << "\""; rb_ary_push( a, P4Utils::ruby_string( s.Text(), s.Length() ) ); } return a; } void P4MapMaker::Inspect( StrBuf &b ) { if( !map->Count() ) { b << "(empty)"; return; } const StrPtr *l, *r; int t; b << "\n"; for( int i = 0; i < map->Count(); i++ ) { l = map->GetLeft( i ); r = map->GetRight( i ); t = map->GetType( i ); b << "\t"; switch( t ) { case MapExclude: b << "-"; break; case MapOverlay: b << "+"; break; case MapInclude: break; } b << l->Text(); b << " "; b << r->Text(); b << "\n"; } } // // Take a single string containing either a half-map, or both halves of // a mapping and split it in two. If there's only one half of a mapping in // the input, then l, and r are set to the same value as 'in'. If 'in' // contains two halves, then they are split. // void P4MapMaker::SplitMapping( const StrPtr &in, StrBuf &l, StrBuf &r ) { char * pos; int quoted = 0; int split = 0; StrBuf * dest = &l; pos = in.Text(); l.Clear(); r.Clear(); while( *pos ) { switch( *pos ) { case '"': quoted = !quoted; break; case ' ': if( !quoted && !split ) { // whitespace in the middle. skip it, and start updating // the destination split = 1; dest->Terminate(); dest = &r; } else if( !quoted ) { // Trailing space on rhs. ignore } else { // Embedded space dest->Extend( *pos ); } break; default: dest->Extend( *pos ); } pos++; } l.Terminate(); r.Terminate(); if( !r.Length() ) r = l; }
# | Change | User | Description | Committed | |
---|---|---|---|---|---|
#1 | 14682 | Git Fusion |
Git Fusion branch management Imported from Git ghost-of-change-num: 960958 ghost-of-sha1: 005052ae424bd69f426f7209e741ca1c8c3253c7 ghost-precedes-sha1: ad052c71a568ef12165e143a6866ad9ceffbb4a1 parent-branch: None@960958 push-state: incomplete |