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#ifndef lint
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static const char RCSid[] = "$Id: dgraph.c,v 1.2 2003/08/01 14:14:24 schorsch Exp $";
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#endif
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/*
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* dgraph.c - program to send plots to dumb terminal.
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*
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* 7/7/86
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*
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* Greg Ward Larson
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include "rterror.h"
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#include "mgvars.h"
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#include "meta.h"
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#define isopt(s) (s[0] == '+' || s[0] == '-')
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char *progname;
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char *libpath[4];
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static void dofile(int optc, char *optv[], char *file);
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int
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main(
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int argc,
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char *argv[]
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)
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{
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char *getenv();
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int i, file0;
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progname = argv[0];
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libpath[0] = "./";
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if ((libpath[i=1] = getenv("MDIR")) != NULL)
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i++;
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libpath[i++] = "/usr/local/lib/meta/";
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libpath[i] = NULL;
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for (file0 = 1; file0 < argc-1; file0 += 2)
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if (!isopt(argv[file0]))
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break;
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if (file0 >= argc)
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dofile(argc-1, argv+1, NULL);
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else
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for (i = file0; i < argc; i++)
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dofile(file0-1, argv+1, argv[i]);
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quit(0);
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return 0; /* pro forma return */
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}
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void
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dofile( /* plot a file */
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int optc,
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char *optv[],
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char *file
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)
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{
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int width = 79;
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int length = 21;
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char stmp[256];
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int i;
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/* start fresh */
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mgclearall();
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/* load file */
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mgload(file);
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/* do options */
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for (i = 0; i < optc; i += 2)
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if (optv[i][0] == '+') {
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sprintf(stmp, "%s=%s", optv[i]+1, optv[i+1]);
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setmgvar("command line", stdin, stmp);
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} else
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switch (optv[i][1]) {
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case 'w':
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width = atoi(optv[i+1]);
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break;
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case 'l':
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length = atoi(optv[i+1]);
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break;
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default:
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fprintf(stderr, "%s: unknown option: %s\n",
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progname, optv[i]);
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quit(1);
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}
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/* graph it */
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cgraph(width, length);
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}
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void
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eputs( /* print error message */
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char *msg
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)
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{
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fputs(msg, stderr);
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}
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void
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quit( /* quit program */
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int code
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)
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{
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exit(code);
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}
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