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    Length: 1238 (0x4d6)
    Types: TextFile
    Names: »maketrix.c«

└─⟦87ddcff64⟧ Bits:30001253 CPHDIST85 Tape, 1985 Autumn Conference Copenhagen
    └─⟦this⟧ »cph85dist/stat/src/maketrix.c« 

TextFile

#include "unixstat.h"
PGM(maketrix,Make A Matrix,5.0,2/27/85)
/* Copyright (c) 1982 Gary Perlman (see Copyright file) */

main (argc, argv) char **argv;
	{
	ARGV0;
	initial (argc, argv);
	checkstdin (Argv0);
	maketrix (stdin);
	exit (0);
	}

/* OPTIONS */
int 	Ncols = 2;
int 	Silent = 0;

#define	OPTSTRING "s"
initial (argc, argv) char **argv;
	{
	extern	char	*optarg;
	extern	int 	optind;
	int 	errflg = 0;
	int 	C;
	while ((C = getopt (argc, argv, OPTSTRING)) != EOF)
		switch (C)
			{
			case 's': Silent = 1; break;
			default: errflg++; break;
			}
	if (optind < argc)
		{
		if (optind < argc-1) /* too many args; some will be ignored */
			errflg++;
		if (!number (argv[optind]))
			ERRNUM (argv[optind],number of columns);
		Ncols = atoi (argv[optind]);
		if (Ncols < 1)
			ERRMSG0 (Number of columns must be positive)
		}
	if (errflg)
		USAGE ([-s] [ncols])
	}

maketrix (ioptr)
FILE	*ioptr;
	{
	char	string[BUFSIZ];
	int 	nstrings = 0;
	while (getword (string, ioptr))
		{
		fputs (string, stdout);
		if (++nstrings == Ncols)
			{
			putchar ('\n');
			nstrings = 0;
			}
		else putchar ('\t');
		}
	if (nstrings != 0)
		{
		putchar ('\n');
		if (!Silent)
			WARNING (last line does not have expected number of columns)
		}
	}