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Software of the Month Club 1995 December
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SOFM_Dec1995.bin
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wordy315
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unscr.c
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C/C++ Source or Header
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1995-10-31
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5KB
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199 lines
/**************************************************************************/
/* UNSCRAMBLE Utility */
/* */
/* M\Cooper */
/* 3425 Chestnut Ridge Rd. */
/* Grantsville, MD 21536-9801 */
/* -------------------------- */
/* Email: thegrendel@aol.com */
/* */
/* $2.00 to register the entire WORDY package */
/* */
/**************************************************************************/
/**********************************WORDTEST********************************/
/* Function tests if word is constructible from Letterset */
/* Args in: char *letterset, char *word */
/* Returns: error_flag == TRUE (1) if constructible, FALSE (0) if not */
/**************************************************************************/
#include <conio.h>
#include "srch.h"
#define FILE_OPENING_ERROR 3
#define FILENAME_MAXLEN 8
#define CR "\n"
#define FILE_SUFFIX ".wds"
#define MAXLEN 30
#define LINE_LEN 80
#define NOARGS 1
#define INCREMENT 1
#define SPACE ' '
#define BUFFERSIZE 16384
char ad[] =
"UNSCRAMBLE utility by M\\Cooper, 3425 Chestnut Ridge Rd., Grantsville, MD 21536";
void getword( char *letter_set, size_t w_len );
void center( char *strng );
typedef enum { FALSE, TRUE } Boolean;
void main( int argc, char **argv )
{
char letterset[ MAXLEN ];
if( argc == NOARGS )
{
clrscr();
puts( "Enter a LETTERSET to test ... " );
gets( letterset );
getword( letterset, strlen( letterset ) );
}
else
{
strcpy( letterset, *( argv + 1 ) );
getword( letterset, strlen( *( argv + 1 ) ) );
}
}
Boolean wordtest( char *letterset, char *word )
{
Boolean error_flag = TRUE;
static char dup_lset[ MAXLEN ];
register char *letpos;
// dup_lset = strdup( letterset );
strcpy( dup_lset, letterset );
while( *word )
{
if( ( letpos = strchr( dup_lset, *word++ ) ) != NULL )
*letpos = '*'; //As long as letter contained...
else
{ error_flag = FALSE; break; } //test fails (not contained)
}
return( error_flag );
}
/*************************************************************/
void getword( char *letter_set, size_t w_len )
{
char l_set [ MAXLEN ],
word [ MAXLEN ],
tempstr [ MAXLEN + 1 ],
bar [ LINE_LEN + 1 ],
double_bar [ LINE_LEN + 1 ],
ts [ MAXLEN ];
FILE *fptr;
long wcount = 0L;
memset( bar, '-', LINE_LEN );
*( bar + LINE_LEN ) = NULL;
memset( double_bar, '=', LINE_LEN );
*( double_bar + LINE_LEN ) = NULL;
/*************opening credits*************/
clrscr();
printf( double_bar );
strcpy( tempstr, ad );
center ( tempstr );
printf( tempstr );
printf( CR );
printf( double_bar );
printf( CR );
/****************************************/
strcpy ( l_set, letter_set );
strcat ( letter_set, CR );
if( !( fptr = fopen( Wordfile, "rt" ) ) )
{
printf( "\7\7\7Cannot open Wordfile!" );
exit( FILE_OPENING_ERROR );
}
if( setvbuf( fptr, NULL, _IOFBF, BUFFERSIZE ) )
exit( FILE_OPENING_ERROR );
/**************'Wait' Message************/
printf( CR CR );
printf( "WORKING...\n\n" );
printf( "This will take from 10 seconds or less [fast 486 machine]\n" );
printf( "to 5 minutes or more [slow 8088 with old hard drive].\n\n" );
printf( "Now searching 99,000+ word file for possible solutions...\n\n" );
/*****************************************/
sprintf( tempstr, "Words unscrambled from: %s\n", strupr( l_set ) );
center( tempstr );
printf( double_bar );
printf( tempstr );
printf( double_bar );
printf( CR );
/*********************Main Loop*************/
while( fgets( word, MAXLEN, fptr ) != NULL )
if( wordtest( letter_set, word ) )
if( strlen( word ) == w_len + INCREMENT )
{
printf( "%s", word );
wcount++;
}
if( wcount == INCREMENT )
strcpy( ts, "word" );
else
strcpy( ts, "words" );
/*******************************************/
printf( bar );
sprintf( tempstr, "%ld %s can be unscrambled from %s.",
wcount, ts, l_set );
center( tempstr );
printf( tempstr );
printf( "\n\n" );
center( ad );
printf( ad );
printf( "\7\n\n" );
fcloseall();
}
void center( char *str )
{
int padding;
char st [ LINE_LEN + INCREMENT ];
padding = LINE_LEN / 2 - strlen( str ) / 2;
memset( st, SPACE, padding );
*( st + padding ) = NULL; //Terminate string
strcat( st, str );
strcpy( str, st );
return;
}