/*******************************************************************************
* Copyright (c) 2007, 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.
*******************************************************************************/
#include "stdhdrs.h"
#include "strbuf.h"
#include "vararray.h"
#include "strdict.h"
#include "strtable.h"
#include "error.h"
#include "varlist.h"
//------------------------------------------------------------------------------
// VarList class implementation
//------------------------------------------------------------------------------
// Import variables from another VarList
void
VarList::Import( VarList *other )
{
StrRef var, val;
int i;
for( i = 0; other->vars.GetVar( i, var, val ); i++ )
vars.ReplaceVar( var.Text(), val.Text() );
}
//
// Export variables in this list to a VarArray of strings - ready for use in
// environ.
//
void
VarList::Export( VarArray *va )
{
StrRef var, val;
StrBuf t;
for( int i = 0; vars.GetVar( i, var, val ); i++ )
{
t.Clear();
t << var << "=" << val;
va->Put( strdup( t.Text() ) );
}
}
// Set a variable
void
VarList::SetVar( const char *var, const char *val )
{
if( vars.GetVar( var ) )
vars.ReplaceVar( var, val );
else
vars.SetVar( var, val );
}
void
VarList::SetVar( StrPtr &var, StrPtr &val )
{
SetVar( var.Text(), val.Text() );
}
// Get the value of a variable
StrPtr *
VarList::GetVar( const char *var )
{
return vars.GetVar( var );
}
StrPtr *
VarList::GetVar( StrPtr &var )
{
return GetVar( var.Text() );
}
void
VarList::DeleteVar( const char *var )
{
vars.RemoveVar( var );
}
// Debugging
void
VarList::Dump()
{
int i;
StrRef var, val;
for( i = 0; vars.GetVar( i, var, val ); i++ )
printf( "\t%s=%s\n", var.Text(), val.Text() );
}