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/**CFile****************************************************************
FileName [cmdHist.c]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [Command processing package.]
Synopsis [Procedures working with history.]
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - June 20, 2005.]
Revision [$Id: cmdHist.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
***********************************************************************/
#include "base/abc/abc.h"
#include "base/main/mainInt.h"
#include "cmd.h"
#include "cmdInt.h"
ABC_NAMESPACE_IMPL_START
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Cmd_HistoryAddCommand( Abc_Frame_t * p, const char * command )
{
int nLastLooked = 10; // do not add history if the same entry appears among the last entries
int nLastSaved = 100; // when saving a file, save no more than this number of last entries
char Buffer[ABC_MAX_STR];
int Len = strlen(command);
strcpy( Buffer, command );
if ( Buffer[Len-1] == '\n' )
Buffer[Len-1] = 0;
if ( strncmp(Buffer,"set",3) &&
strncmp(Buffer,"quit",4) &&
strncmp(Buffer,"source",6) &&
strncmp(Buffer,"history",7) && strncmp(Buffer,"hi ", 3) && strcmp(Buffer,"hi") )
{
char * pStr;
int i, Start = Abc_MaxInt( 0, Vec_PtrSize(p->aHistory) - nLastLooked );
// do not enter if the same command appears among nLastLooked commands
Vec_PtrForEachEntryStart( char *, p->aHistory, pStr, i, Start )
if ( !strcmp(pStr, Buffer) )
break;
if ( i == Vec_PtrSize(p->aHistory) )
{ // add new entry
Vec_PtrPush( p->aHistory, Extra_UtilStrsav(Buffer) );
Cmd_HistoryWrite( p, nLastSaved );
}
else
{ // put at the end
Vec_PtrRemove( p->aHistory, pStr );
Vec_PtrPush( p->aHistory, pStr );
}
}
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Cmd_HistoryRead( Abc_Frame_t * p )
{
#if defined(WIN32)
char Buffer[ABC_MAX_STR];
FILE * pFile;
assert( Vec_PtrSize(p->aHistory) == 0 );
pFile = fopen( "abc.history", "rb" );
if ( pFile == NULL )
return;
while ( fgets( Buffer, ABC_MAX_STR, pFile ) != NULL )
{
int Len = strlen(Buffer);
if ( Buffer[Len-1] == '\n' )
Buffer[Len-1] = 0;
Vec_PtrPush( p->aHistory, Extra_UtilStrsav(Buffer) );
}
fclose( pFile );
#endif
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Cmd_HistoryWrite( Abc_Frame_t * p, int Limit )
{
#if defined(WIN32)
FILE * pFile;
char * pStr;
int i;
pFile = fopen( "abc.history", "wb" );
if ( pFile == NULL )
{
Abc_Print( 0, "Cannot open file \"abc.history\" for writing.\n" );
return;
}
Limit = Abc_MaxInt( 0, Vec_PtrSize(p->aHistory)-Limit );
Vec_PtrForEachEntryStart( char *, p->aHistory, pStr, i, Limit )
fprintf( pFile, "%s\n", pStr );
fclose( pFile );
#endif
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
ABC_NAMESPACE_IMPL_END
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