Category : C Source Code
Archive   : C-TOOLBX.ZIP
Filename : DOMERGE.C

/* domerge.c - merge parts of external sort */
#include "stdio.h"
#include "merge1.h"


int domerge(scra,scrb,tofile,nruns)
char scra[] ; /* input scratch files on 1st pass */
char scrb[] ; /* output scratch files on 1st pass */
char tofile[] ; /* put final output here */
int nruns ; /* number of runs on 1st pass */
{
while( nruns > 1 )
{ if( nruns <= MAX_MERGE )
strcpy(scrb,tofile) ; /* last pass - output to file */
nruns = dopass(scra,scrb,nruns) ; /* do merge pass */
swap_str(scra,scrb) ; /* swap input and output */
}
}