bdf font fixer for gbdfed

#include <stdio.h>
#include <stdlib.h>

/*
 * This subtracts 5 from the "ENCODING" field of a BDF font file for each instance of it.
 * Good luck reading it. You'll need it, I think. I can barely read it looking back, but it
 * made a lot of sense when I first wrote it.
 * Kids, don't write code like this at work!
 */

int main(int argc, char *argv[]){
	FILE *file=fopen(argv[1],"r");
  char strbuf[100]; /* if you have a BDF with a single line larger than 100 chars you'll want to fix this */
  /* seek for ENCODING line */
	int seeking=0;
	int go=0;
	int strbufpos=0;
  long lastlinestartpos=0;
	int intchr;
  char chr;
	while (seeking == 0){
		strbufpos=0;
		int j=0;
		/* clear strbuf */
		while(j < 100){
			strbuf[j]='\0';
			j=j+1;
		}
		while (go == 0){
			intchr= fgetc(file);
			if(intchr == EOF) {
				exit(0);
			}
			chr=(char)intchr;
			if(chr == '\n') {
					go=1;
					lastlinestartpos=ftell(file);
			}
			strbuf[strbufpos]=chr;
			strbufpos = strbufpos + 1;
/*			printf("%c",chr);*/
		} /* go */
		/* new line started, is string "ENCODING"? */
    if( strbuf[0]=='E' && strbuf[1]=='N' && strbuf[2]=='C' && strbuf[3]=='O' && strbuf[4] == 'D' && strbuf[5] == 'I' && strbuf[6] == 'N' && strbuf[7] == 'G')
		{
			int j=0;
			char tmpforatoi[10];
			while(strbuf[9 + j] != '\0') {
				tmpforatoi[j]=strbuf[9 + j];
				j=j+1;
			}
			/* subtract 5 to fix horrible crap from hex/decimal disparity */
			int encodingnum=atoi(tmpforatoi) - 5;
			/* zero out strbuf */
			j=0;
			while(j < 100){
				strbuf[j]='\0';
				j=j+1;
			}
			j=0;
			/* too lazy to figure out how to set a non-pointer char array to a string with doublequotes */
			strbuf[0]='E';
			strbuf[1]='N';
			strbuf[2]='C';
			strbuf[3]='O';
			strbuf[4]='D';
			strbuf[5]='I';
			strbuf[6]='N';
			strbuf[7]='G';
			strbuf[8]=' ';
			char newstr[10];
			snprintf(newstr,10,"%d",encodingnum);
			while(newstr[j] != '\0')
			{
				strbuf[9+j]=newstr[j];
				j=j+1;
			}
			strbuf[9+j]='\n';
			strbuf[10+j]='\0';
		} /* ENCODING */
		printf("%s",strbuf); /* print last line */
		go=0; /* resume seeking for next instance of ENCODING */
	} /* seeking */
	return 0;
}