/* "Enziyyyme21" Text File digestion Tool:Ver1.021 ;*/

#include <stdio.h>;
#include <stdlib.h>;
#include <conio.h>;
#include <ctype.h>;
#include <string.h>;
#include <process.h>;


/*Outside Function, is 4 kinds,
1)discover1st();
2)discoverend();
3)closeend();
4)between2linekw1st();
;*/

int discover1st(char *buf,char *keyword){

/*char buf[257], keyword[257];
strcpy(buf,str1);
strcpy(keyword,str2);
int bufferlength,keywordlength;

bufferlength=strlen(buf);
keywordlength=strlen(keyword);*/

/*printf("%d\n",keywordlength);
printf("%s%s\n",buf,keyword);
exit(1);*/
int i,j;
int keychar1st;
keychar1st=-1;
/*	for(i=0;i<=bufferlength-1+1+1;i++)/*'+1+1'is '\n+\0' character No.;
	{
		if (buf[i]==keyword[0])
		{
			for (j=0 ;j<=keywordlength-1;j++)
			{

			/*For example, 'abcde',
			keyword[0]='a' and keyword[4]='e';*/

/*				if (buf[i+j]!=keyword[j] )
				{keychar1st=-1;
				goto nomatchranaway;
				}
			}
			/*printf("atta!\n");
			exit(1);*/
/*			keychar1st=i;
			goto oncediscover;
		}
	nomatchranaway:;
	}
oncediscover:;*/
/*first keyword's keyword[0] 's location sberch,*/
/*ignore after second keywords of one lines.;*/
/*printf("%d\n",keychar1st);
exit(1);*/

for(i=0;*(buf+i)!='\0';i++)
{
	if (*(buf+i)==*(keyword+0)){
		for(j=0;*(keyword+j)!='\0';j++){

			if(*(buf+i+j)!=*(keyword+j)){
			keychar1st=-1;
			goto nomatchranaway;
			}

		}
	keychar1st=i;
	goto oncediscover;
	}
nomatchranaway:;
}
oncediscover:;
return(keychar1st);
}

int discoverend(char buf[],char keyword[])
{
int keywordlength;
keywordlength=strlen(keyword);
/*;*/
return(discover1st(buf,keyword)+keywordlength);
}

void closeend(void)
{

/*;*/
exit(1);
}


int bitween2linekw1st(char chstr[],char keyword[])
{
char newkeywordforserch[257];
int alpha,chno,kl,maincheck;
/*kl=keywordlength;*/

for(alpha=1;alpha<=kl-1;alpha++)/*alpha,new keyword kinds No.;*/
{
for(chno=1;chno<=kl;chno++)
{
	if(chno<alpha)   {newkeywordforserch[chno-1]=keyword[chno-1];}
	if(chno==alpha) {newkeywordforserch[chno-1]=keyword[chno-1];}
	if(chno==alpha+1){newkeywordforserch[chno-1]='#';}
	if(chno==alpha+2){newkeywordforserch[chno-1]='#';}
	if(alpha+2<chno) {newkeywordforserch[chno-1]=keyword[chno-2-1];}

	/*keywordlength=7;
	  alpha       =7-1

	chno:	1234567  123456789

	alpha=1 keyword  k##eyword : k\0 + eyword k##eyword
	alpha=2 keyword  ke##yword : ke\0 + yword ke##yword
	alpha=3 keyword  key##word : key\0 + word key##word
	alpha=4 keyword  keyw##ord : keyw\0 + ord keyw##ord
	alpha=5 keyword  keywo##rd : keywo\0 + rd keywo##rd
	alpha=6 keyword  keywor##d : keywor\0 + d keywor##d

	real no 0123456  012345678   before-str + after-str =chstr
	     keyword[chno-1] newkeywordforserch[chno-1]

	attention;'##'(2 # is for 2byte code char.)
	;*/

	if (maincheck==discover1st(chstr,newkeywordforserch)!=-1) goto escape;
	;
}
escape:;
}
return(maincheck);

}
void main (int argc, char *argv[]){

FILE *read_fp;
FILE *writefp;

if (argc!=4){printf("Usage:TR filename.txt keyword\n\n");
printf("For Keyword- Translating by keyword recongnization.\n");
printf("Ver.1.001/1999//(C)MIYAMA.:VYE00525@Nifty.ne.jp.\n");
exit(1);}

/* argc=3, argv[0]="EZ", argv[1]="filename.txt,argv[2]=keyword;*/


char keyword[257],buf[257],keyword2[257],recheck[257];

strcpy(keyword,argv[2]);
strcpy(keyword2,argv[3]);

char writefilename[30];
int writefilecounter;

int i,dk;
int j;


if ((read_fp=fopen(argv[1],"r"))==NULL)
{printf("Can't open file as %s\n",argv[2]);
exit(1);}

/*Main Action;*/
writefilecounter=0;
sprintf(buf,"== %s =====\n",argv[1]);

	writefp=fopen("output.txt","w");

	fputs(buf,writefp);

		while(fgets(buf,256,read_fp)!=NULL){

			recheckagain:;

			if(discover1st(buf,keyword)==-1){
			fputs(buf,writefp);
			}

			if(discover1st(buf,keyword)!=-1){

			for (j=0;j<=257;j++){recheck[j]='\0';}
			dk=discover1st(buf,keyword);

				for(i=0;buf[i]!='\0';i++)
				{
				if(i<dk){fprintf(writefp,"%c",buf[i]);}
				if(i==dk){fprintf(writefp,"\n%s\n",keyword2);}

				if((dk<i)&&(i<=(dk+strlen(keyword)-1))){/*no-doing;*/;}


				if((dk+strlen(keyword)-1)<i)
					{
				recheck[i-dk-strlen(keyword)+1-1]=buf[i];
					}
				}
			strcpy(buf,recheck);


			goto recheckagain;
			}
		}
		printf("Output-File, Created\n");
		printf("Reached READfile's End.\n");

		fclose(writefp);
		fclose(read_fp);
		/*;*/
		exit(1);

/*;*/
printf("Process Succeeded.\n");
fclose(read_fp);
exit(1);

/*Action, END;***=====***/

}
/*===================================================;*/