cmdHist.c File Reference

#include "base/abc/abc.h"
#include "base/main/mainInt.h"
#include "cmd.h"
#include "cmdInt.h"

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Macros
#define	ABC_USE_HISTORY   1
	DECLARATIONS ///.

Functions
void	Cmd_HistoryAddCommand (Abc_Frame_t *p, const char *command)
	FUNCTION DEFINITIONS ///.
void	Cmd_HistoryRead (Abc_Frame_t *p)
void	Cmd_HistoryWrite (Abc_Frame_t *p, int Limit)
void	Cmd_HistoryPrint (Abc_Frame_t *p, int Limit)

Macro Definition Documentation

ABC_USE_HISTORY

#define ABC_USE_HISTORY   1

DECLARATIONS ///.

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

]

Definition at line 33 of file cmdHist.c.

Function Documentation

Cmd_HistoryAddCommand()

void Cmd_HistoryAddCommand	(	Abc_Frame_t *	p,
		const char *	command )

FUNCTION DEFINITIONS ///.

Function*************************************************************

Synopsis []

Description []

SideEffects []

SeeAlso []

Definition at line 50 of file cmdHist.c.

{
    int nLastLooked =    10;  // do not add history if the same entry appears among the last entries
    int nLastSaved  = 10000;  // when saving a file, save no more than this number of last entries
    char Buffer[ABC_MAX_STR];
    int Len;
    if ( p->fBatchMode )
        return;
    Len = strlen(command);
    strcpy( Buffer, command );
    if ( Len > 0 && Buffer[Len-1] == '\n' )
        Buffer[Len-1] = 0;
    if ( strlen(Buffer) > 3 &&
         strncmp(Buffer,"set",3) && 
         strncmp(Buffer,"unset",5) && 
         strncmp(Buffer,"time",4) && 
         strncmp(Buffer,"quit",4) && 
         strncmp(Buffer,"alias",5) && 
         strncmp(Buffer,"source abc.rc",13) && 
         strncmp(Buffer,"source ..\\abc.rc",16) && 
         strncmp(Buffer,"history",7) && strncmp(Buffer,"hi ", 3) && strcmp(Buffer,"hi") &&
         Buffer[strlen(Buffer)-1] != '?' )
    {
        char * pStr = NULL;
        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 );
        }
    }
}

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Cmd_HistoryPrint()

void Cmd_HistoryPrint	(	Abc_Frame_t *	p,
		int	Limit )

Function*************************************************************

Synopsis []

Description []

SideEffects []

SeeAlso []

Definition at line 164 of file cmdHist.c.

{
#if defined(ABC_USE_HISTORY) 
    char * pStr; 
    int i;
    Limit = Abc_MaxInt( 0, Vec_PtrSize(p->aHistory)-Limit );
    printf( "================== Command history ==================\n" );
    Vec_PtrForEachEntryStart( char *, p->aHistory, pStr, i, Limit )
        printf( "%s\n", pStr );
    printf( "=====================================================\n" );
#endif
}

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Cmd_HistoryRead()

void Cmd_HistoryRead

(

Abc_Frame_t *

p

)

Function*************************************************************

Synopsis []

Description []

SideEffects []

SeeAlso []

Definition at line 103 of file cmdHist.c.

{
#if defined(ABC_USE_HISTORY)
    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
}

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Cmd_HistoryWrite()

void Cmd_HistoryWrite	(	Abc_Frame_t *	p,
		int	Limit )

Function*************************************************************

Synopsis []

Description []

SideEffects []

SeeAlso []

Definition at line 134 of file cmdHist.c.

{
#if defined(ABC_USE_HISTORY)
    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
}

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