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greg |
1.1 |
#ifndef lint
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schorsch |
1.4 |
static const char RCSid[] = "$Id: lam.c,v 1.3 2003/10/27 10:26:05 schorsch Exp $";
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greg |
1.1 |
#endif
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/*
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* lam.c - simple program to laminate files.
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*
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* 7/14/88 Greg Ward
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*/
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schorsch |
1.2 |
#include <stdlib.h>
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#include <string.h>
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greg |
1.1 |
#include <stdio.h>
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schorsch |
1.2 |
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#include "platform.h"
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schorsch |
1.3 |
#include "rtprocess.h"
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greg |
1.1 |
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#define MAXFILE 16 /* maximum number of files */
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#define MAXLINE 512 /* maximum input line */
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FILE *input[MAXFILE];
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int tabc[MAXFILE];
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int nfiles;
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char buf[MAXLINE];
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| 27 |
schorsch |
1.4 |
int
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greg |
1.1 |
main(argc, argv)
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int argc;
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char *argv[];
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{
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register int i;
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int curtab;
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int running;
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curtab = '\t';
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nfiles = 0;
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for (i = 1; i < argc; i++) {
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if (argv[i][0] == '-') {
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switch (argv[i][1]) {
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case 't':
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curtab = argv[i][2];
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break;
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case '\0':
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tabc[nfiles] = curtab;
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input[nfiles++] = stdin;
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break;
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default:
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fputs(argv[0], stderr);
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fputs(": bad option\n", stderr);
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exit(1);
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}
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} else if (argv[i][0] == '!') {
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tabc[nfiles] = curtab;
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if ((input[nfiles++] = popen(argv[i]+1, "r")) == NULL) {
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fputs(argv[i], stderr);
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fputs(": cannot start command\n", stderr);
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exit(1);
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}
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| 60 |
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} else {
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tabc[nfiles] = curtab;
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if ((input[nfiles++] = fopen(argv[i], "r")) == NULL) {
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fputs(argv[i], stderr);
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fputs(": cannot open file\n", stderr);
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exit(1);
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}
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}
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| 68 |
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if (nfiles >= MAXFILE) {
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fputs(argv[0], stderr);
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fputs(": too many input streams\n", stderr);
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exit(1);
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}
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}
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| 74 |
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| 75 |
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do {
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running = 0;
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for (i = 0; i < nfiles; i++) {
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if (fgets(buf, MAXLINE, input[i]) != NULL) {
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if (i)
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putchar(tabc[i]);
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buf[strlen(buf)-1] = '\0';
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fputs(buf, stdout);
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running++;
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}
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}
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| 86 |
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if (running)
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| 87 |
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putchar('\n');
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} while (running);
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| 89 |
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| 90 |
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exit(0);
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| 91 |
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}
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