/* * functions.c	This file contains the functions that talk to the modem *		and the serial port. It seperates the user interface *		from the low-level functions. The script language also *		uses these functions. * *		This file is part of the minicom communications package, *		Copyright 1991-1995 Miquel van Smoorenburg. * *		This program is free software; you can redistribute it and/or *		modify it under the terms of the GNU General Public License *		as published by the Free Software Foundation; either version *		2 of the License, or (at your option) any later version. * *  You should have received a copy of the GNU General Public License along *  with this program; if not, write to the Free Software Foundation, Inc., *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * *  // jl 23.06.97 adjustable DTR drop time */#ifdef HAVE_CONFIG_H#include <config.h>#endif#include "rcsid.h"RCSID("$Id: functions.c,v 1.3 2007-10-10 20:18:20 al-guest Exp $")#include "port.h"#include "minicom.h"/* * Send a string to the modem. */void m_puts(char *s){  char c;  while (*s) {    if (*s == '^' && *(s + 1)) {      s++;      if (*s == '^')	c = *s;      else	c = *s & 31;    } else      c = *s;    if (c == '~')      sleep(1);    else	      write(portfd, &c, 1);    s++;  }}/* Hangup. */void m_hangup(void){  int sec = 1;  if (isdigit(P_MDROPDTR[0]))    sscanf(P_MDROPDTR, "%2d", &sec);  if (P_MDROPDTR[0] == 'Y' || (isdigit(P_MDROPDTR[0]) && sec > 0)) {    m_dtrtoggle(portfd, sec);  /* jl 22.06.97 */  } else {    m_puts(P_MHANGUP);    sleep(1);  }  /* If we don't have DCD support fake DCD dropped */  bogus_dcd = 0;}