From 73f56bb76d36ab95a1f9b73d686c71625e4c86b1 Mon Sep 17 00:00:00 2001
From: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Date: Sat, 22 Sep 2007 21:18:46 +0000
Subject: - actually mv microcom.c to miscutils

---
 util-linux/microcom.c | 138 --------------------------------------------------
 1 file changed, 138 deletions(-)
 delete mode 100644 util-linux/microcom.c

(limited to 'util-linux/microcom.c')

diff --git a/util-linux/microcom.c b/util-linux/microcom.c
deleted file mode 100644
index 7a746a311..000000000
--- a/util-linux/microcom.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/* vi: set sw=4 ts=4: */
-/*
- * bare bones 'talk to modem' program - similar to 'cu -l $device'
- * inspired by mgetty's microcom
- *
- * Copyright (C) 2007 by Vladimir Dronnikov <dronnikov@gmail.ru>
- *
- * Licensed under GPLv2, see file LICENSE in this tarball for details.
- */
-#include "busybox.h"
-
-int microcom_main(int argc, char **argv);
-int microcom_main(int argc, char **argv)
-{
-	struct pollfd pfd[2];
-#define sfd (pfd[1].fd)
-	char *device_lock_file = NULL;
-	const char *s;
-	const char *opt_s = "9600";
-	unsigned speed;
-	int len;
-	int exitcode = 1;
-	struct termios tio0, tiosfd, tio;
-
-	getopt32(argv, "s:", &opt_s);
-	argc -= optind;
-	argv += optind;
-	if (!argv[0])
-		bb_show_usage();
-	speed = xatou(opt_s);
-
-	// try to create lock file in /var/lock
-	s = bb_basename(argv[0]);
-	if (!s[0]) {
-		errno = ENODEV;
-		bb_perror_msg_and_die("can't lock device");
-	}
-	device_lock_file = xasprintf("/var/lock/LCK..%s", s);
-	sfd = open(device_lock_file, O_CREAT | O_WRONLY | O_TRUNC | O_EXCL, 0644);
-	if (sfd < 0) {
-		if (ENABLE_FEATURE_CLEAN_UP)
-			free(device_lock_file);
-		device_lock_file = NULL;
-		if (errno == EEXIST)
-			bb_perror_msg_and_die("can't lock device");
-		// We don't abort on other errors: /var/lock can be
-		// non-writable or non-existent
-	} else {
-		// %4d to make mgetty happy. It treats 4-bytes lock files as binary,
-		// not text, PID. Making 5+ char file. Brrr...
-		s = xasprintf("%4d\n", getpid());
-		write(sfd, s, strlen(s));
-		if (ENABLE_FEATURE_CLEAN_UP)
-			free((char*)s);
-		close(sfd);
-	}
-
-	// open device
-	sfd = open(argv[0], O_RDWR | O_NDELAY);
-	if (sfd < 0) {
-		bb_perror_msg("can't open device");
-		goto unlock_and_exit;
-	}
-	fcntl(sfd, F_SETFL, O_RDWR); // why?
-
-	// put stdin to "raw mode", handle one character at a time
-	tcgetattr(STDIN_FILENO, &tio0);
-	tio = tio0;
-	tio.c_lflag &= ~(ICANON|ECHO);
-	tio.c_iflag &= ~(IXON|ICRNL);
-	tio.c_oflag &= ~(ONLCR);
-	tio.c_cc[VMIN] = 1;
-	tio.c_cc[VTIME] = 0;
-	if (tcsetattr(STDIN_FILENO, TCSANOW, &tio)) {
-		bb_perror_msg("can't tcsetattr for %s", "stdin");
-		goto unlock_and_exit;
-	}
-
-	/* same thing for modem (plus: set baud rate) - TODO: make CLI option */
-	tcgetattr(sfd, &tiosfd);
-	tio = tiosfd;
-	tio.c_lflag &= ~(ICANON|ECHO);
-	tio.c_iflag &= ~(IXON|ICRNL);
-	tio.c_oflag &= ~(ONLCR);
-	tio.c_cc[VMIN] = 1;
-	tio.c_cc[VTIME] = 0;
-	cfsetispeed(&tio, tty_value_to_baud(speed));
-	cfsetospeed(&tio, tty_value_to_baud(speed));
-	if (tcsetattr(sfd, TCSANOW, &tio)) {
-		bb_perror_msg("can't tcsetattr for %s", "device");
-		goto unlock_and_exit;
-	}
-
-	// disable SIGINT
-	signal(SIGINT, SIG_IGN);
-
-	// drain stdin
-	tcflush(STDIN_FILENO, TCIFLUSH);
-	printf("connected to '%s' (%d bps), exit with ctrl-X...\r\n", argv[0], speed);
-
-	// main loop: check with poll(), then read/write bytes across
-	pfd[0].fd = STDIN_FILENO;
-	pfd[0].events = POLLIN;
-	/*pfd[1].fd = sfd;*/
-	pfd[1].events = POLLIN;
-	while (1) {
-		int i;
-		while (-1 == poll(pfd, 2, -1) && EINTR == errno)
-			continue;
-		for (i = 0; i < 2; ++i) {
-			if (pfd[i].revents & POLLIN) {
-				len = read(pfd[i].fd, bb_common_bufsiz1, COMMON_BUFSIZE);
-				if (len > 0) {
-					if (!i && 24 == bb_common_bufsiz1[0])
-						goto done; // ^X exits
-					write(pfd[1-i].fd, bb_common_bufsiz1, len);
-				}
-			}
-		}
-	}
- done:
-	tcsetattr(sfd, TCSANOW, &tiosfd);
-	tcsetattr(STDIN_FILENO, TCSANOW, &tio0);
-	tcflush(STDIN_FILENO, TCIFLUSH);
-
-	if (ENABLE_FEATURE_CLEAN_UP)
-		close(sfd);
-	exitcode = 0;
-
- unlock_and_exit:
-	// delete lock file
-	if (device_lock_file) {
-		unlink(device_lock_file);
-		if (ENABLE_FEATURE_CLEAN_UP)
-			free(device_lock_file);
-	}
-	return exitcode;
-}
-- 
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