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The C Users' Group Library 1994 August
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wc-cdrom-cusersgrouplibrary-1994-08.iso
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vol_100
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108_01
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bigdir.c
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1985-11-14
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/*
BIG DIRECTORY PROGRAM
Written by Richard Damon
Version 1.0 May 1980
Usage:
A>BIGDIR d
Where d is a drive specifier (A,B,C,D, default is current drive)
Prints out a directory listing similar to stat but formatted to fit on a
24 x 80 display.
*/
main(argc,argv)
int argc;
char *argv[];
{
struct fcb{
char drive;
char name[11];
char extent;
char dummy[2];
char rc;
char diskmap[16];
} directory[64];
char nr;
int i,j,k,totalblocks,ex,fun,comp(),sdrive;
char *pntr;
sdrive=bdos(25,0);
if(argc>1){
++argv;
bdos(14,toupper(**argv)-'A');
}
k=1;
bios(10,2);
for(i=0;i<16;i++){
bios(11,k);
bios(12,&directory[i*4]);
bios(13);
k+=6;
if(k>26)k-=26;
if(k==1)k=2;
}
qsort(directory,64,32,comp);
for(i=0;i<3;i++)
printf("Filename.ext NR K ");
totalblock=0;
for(j=0;!directory[j].drive;j++){
if(j%3 == 0) putchar('\n');
ex=directory[j].extent;
nr=directory[j].rc;
directory[j].dummy[0]=0;
for(k=10;k>7;k--)
directory[j].name[k+1]=directory[j].name[k];
directory[j].name[8]='.';
totalblock+=(nr+7)/8;
printf("%s",directory[j].name);
if(ex==0) printf(" ");
else printf("/%x",ex);
printf(" %2x %2d %c ",nr,(nr+7)/8,j%3==2 ? ' ': '|');
}
printf("\nUsage= %d Blocks In %d Extents. Left %d Blocks and %d Extents",totalblocks,j,241-totalblocks,64-j);
bdos(14,sdrive);
}
comp(x,y)
char *x,*y;
{
char i;
for(i=1 ; (i || *x) && *x!=0xE5 && *x==*y ;x++,y++,i=0);
if(*x>*y) return 1;
if(*x<*y) return -1;
return 0;
}