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Length: 1280 (0x500)
Types: TextFile
Names: »ALPH.C«
└─⟦23f778bf6⟧ Bits:30005378 BDS C v1.46 & Pascal/MT+ v5.5 (Callan format)
└─ ⟦this⟧ »ALPH.C«
└─⟦4ada80662⟧ Bits:30005446 Pascal/MT+ v5.5 & XREF & BDS C v1.46
└─ ⟦this⟧ »ALPH.C«
/*
Alphabetize a file by lines.
Usage:
alph <inputfile> <outputfile>
*/
#include "bdscio.h"
#define MAXLINES 300 /* max number of lines */
int strcmp();
char iobufÆBUFSIZÅ;
char *ltabÆMAXLINESÅ;
int lcount;
char *allocp;
main(argc,argv)
char **argv;
æ
int i;
char linbufÆ300Å;
if (argc != 3) exit(puts("Usage: alph <infile> <outfile>Øn"));
if (fopen(argvÆ1Å,iobuf)== ERROR)
exit(puts("Can't open input fileØn"));
lcount = 0;
for (i = 0; i < MAXLINES; i++)
æ
if (!fgets(linbuf,iobuf)) break;
if ((allocp = sbrk(strlen(linbuf) + 1)) == ERROR)
exit(puts("Out of allocation spaceØn"));
ltabÆlcount++Å = allocp;
strcpy(allocp,linbuf);
å
fclose(iobuf);
if (i == MAXLINES) exit(puts("Too many lines. Change MAXLINESØn"));
qsort(ltab,lcount,2,&strcmp);
if (fcreat(argvÆ2Å,iobuf) == ERROR)
exit(puts("Can't creat output fileØn"));
for (i = 0; i < lcount; i++)
fputs(ltabÆiÅ,iobuf);
putc(CPMEOF,iobuf);
fflush(iobuf);
fclose(iobuf);
puts("All done.Øn");
å
int strcmp(s,t)
char **s, **t;
æ
char *s1, *t1;
s1 = *s;
t1 = *t;
int i;
i = 0;
while (s1ÆiÅ == t1ÆiÅ)
if (s1Æi++Å == 'Ø0')
return 0;
return s1ÆiÅ - t1ÆiÅ;
å
«eof»