#!/bin/sh# # fax - script to make, send, receive, view or print a fax# Copyright 1993-1999 by Ed Casas # # --- Start of user configuration section --- # # Notes: ##  - do not put spaces before or after the equal (=) signs.##  - variables can also be set on the command line, for example:#       fax DEV=cua0 send file.ps#    or in a configuration file (see CONFIGFILES below)## The names of the fax script, efax and efix, including full path# if necessary.FAX=faxEFAX=efaxEFIX=efix# The device to which the fax modem is connected (e.g. ttya for# /dev/ttya).  Use a dial-out (cua) device if available.  If# there are links to this device then all programs must use same# name or the UUCP locking mechanism will fail.  For example, if# /dev/modem is a link to /dev/cua1, then getty, uucp, kermit,# pppd, dip, etc. must *all* use either /dev/modem or /dev/cua1.DEV=cua1# Your fax number in international format, 20 characters maximum.# Use only digits, spaces, and the "+" character.FROM="+1 800 555 5555"# Your name as it should appear on the page header.NAME="Put Your Name Here"# The preferred page size for creating and printing faxes.# Allowed values are "letter", "legal", and "a4".PAGE=letter# PAGE=legal# PAGE=a4# The type of printer. Use 'pcl' for HP-PCL or 'ps' for# Postscript.  See definition of PRINT (below) for more options.PRTYPE=ps				# Postscript (e.g. Apple LaserWriter)# PRTYPE=pcl				# HP-PCL (e.g. HP LaserJet) # The command to print image files from standard input.  Typically# this is "lpr" or "lp".PRCMD="lpr"# The command to view a Portable Gray Map (PGM) image from the# standard input.  Typically "xv -" or "xloadimage stdin".VIEWCMD="xloadimage stdin"		# best# VIEWCMD="pnmtoxwd | xwud"		# slower alternative# VIEWCMD="xv -"			# much slower alternative	# The name of the Ghostscript executable including full path if# necessary.  Only required if faxing Postscript files.GS=gs# Dial string prefix and suffix such as T for tone dialing, P for# pulse dialing, 9 to get an external line, commas for delays or# W to wait for dial tone.  See definition of TELCVT below if you# have more complex requirements.DIALPREFIX="T"DIALSUFFIX=""# The name(s) of lock file(s) according to your system's# conventions. Protect with single quotes for delayed evaluation.# Add a leading '#' to the file name to use binary format.LOCK='-x /var/lock/LCK..$DEV' 			# modern systems# LOCK='-x /usr/spool/uucp/LCK..$DEV'		# older systems# LOCK='-x /var/lock/LCK..$DEV -x /var/spool/uucp/LCK..$DEV' # both# LOCK='-x #/usr/spool/uucp/LCK..$DEV'		# binary format# LOCK='-x /usr/spool/locks/LK.047.040.011'	# SysV style names# LOCK=''					# no lock file# Uncomment one of the following lines to force xon/xoff flow# control only if you have one of the types of modems listed.# FCINIT='-j\Q4'		# AT&T (Dataport, Paradyne)# FCINIT='-j\Q1'		# Motorola (Power Modem, 3400 Pro,...)# FCINIT='-j*F1'		# QuickComm (Spirit II)# FCINIT='-j&H2'		# USR (Courier, Sportster)# FCINIT='-or'			# Multi-Tech (for bit reversal)# ****************************************************************# The remaining options probably won't need to be changed.# ****************************************************************# Configuration files that are sourced if they exist.  Comment# out if you don't need to use config files. Warning: any type of# shell command in these files will be executed.CONFIGFILES="/etc/efax.rc ${HOME:-~}/.efaxrc ./.efaxrc"# A command that will generate unique names for logs and received# files.  'date +%m%d%H%M%S' works on most systems.  Protect with# single quotes.TSTAMP='date +%m%d%H%M%S'# TSTAMP='echo $$'		# alternative - use process number# Shell command to convert aliases to phone numbers when sending# faxes.  When executed $1 will be the alias and $f the file name# to search.  The example below uses a directory file where alias# lines start with the keyword "fax" followed by the alias in# parentheses and a colon.  The remainder of the line is taken to# be the phone number. Other lines are ignored.  For example, if# one of the files in DIRFILES (defined below) contained the line# "fax(kpmg): 691-3031", you could use the command "fax send kpmg# invoice.24". Protect with single quotes.LOOKUP='eval sed -n -e "/^fax($1):/{" -e "s/^[^:]*://p" -eq -e"}" $f'# List of telephone directory file(s) to be searched.  The# default is the file .faxdir in the user's home directory.DIRFILES="${HOME:-.}/.faxdir"# Shell command to convert phone numbers to dial strings.  This# lets you to store numbers without the long distance or# alternate carrier access codes, passwords, accounting digits,# etc.  In the examples below this is used to convert numbers# beginning with '+'; the first substitution handles same-country# calls and the second handles international calls.TELCVT='sed -e s/+1/1/ -e s/+/011/'	# North America# TELCVT='sed -e s/+61/0/ -e s/+/0011/' # Australia# TELCVT='sed -e s/+44/0/ -e s/+/00/'	# UK# TELCVT='sed -e s/+49/0/ -e s/+/00/'	# Germany# TELCVT='sed -e s/+852// -e s/+/001/'	# Hong Kong# TELCVT='sed -e s/+33// -e s/+/19W/'	# France (?)# TELCVT='sed -e s/+34/0/ -e s/+/07W/'	# Spain# TELCVT='sed -e s/+1/10288/'		# use AT&T# TELCVT='sed -e s/+/T82W1682W9W/'	# get out of PBX# efix options to use a bitmap font for text-to-fax conversion.# The option -l66 puts 66 lines of text per page, -d1,1 sets 1# inch top & left margin.  Comment these out to use the built-in# font. Use "fax makefont" to make bitmap fonts from Postscript# fonts.# TEXTFONT="-l66 -d1,1 -f /usr/bin/efaxfont"# efax options to specify a different font for headers. Generate# using "fax makefont."# HDRFONT="-f /usr/bin/efaxfont"# Dimensions of page sizes.PAGE_letter="8.465x11in"	# fax width x letter lengthPAGE_legal="8.465x14in"		# fax width x legal lengthPAGE_a4="21x29.7cm"		# ISO A4# Default resolution for converting to fax format. Can only be# 204x196 or 204x98.RES=204x196			# default "Fine" resolution (196 lpi)# RES=204x98			# standard resolution (98 lpi)# When the print and view commands below are executed, $f will be# the input file name and $PAGEDIM will be one of the above page# dimensions. Protect with single quotes.# PRINT: A command to convert fax files to a printable format.# For printers other than Postscript or PCL you can use efix's# PBM output and an appropriate pbm filter (such as pbmtoepson)# or efix's Postsript output and Ghostscript as a filter. Change# the scaling (-s) and displacement (-d) options as required to# fit the image onto the area your printer can print.PRINT='$EFIX -ve -p$PAGEDIM -r300 -s0.98 -d0,0.125 -o$PRTYPE $f'# example using pbm utilities:# PRINT='$EFIX -ve -p$PAGEDIM -r60x72 -opbm $f | pbmtoepson'# example using Ghostscript:# PRINT='$EFIX -ve -p$PAGEDIM -r120x144 -ops $f | \#	$GS -q  -sPAPERSIZE=$PAGE -sDEVICE=epson -r120x144 \#	-dNOPAUSE -dSAFER -sOutputFile=- - '# VIEW: A command to convert fax files to PGM format for# previewing.  efix's pgm output reduces image dimensions by 4X.# VIEW='$EFIX -ve -p$PAGEDIM -r200 -opgm $f' 	# 50dpi: fast, whole-page viewVIEW='$EFIX -ve -p$PAGEDIM -r300 -opgm $f'	# 75dpi: slower, readable size# Commands to set up modem.  "-iZ -i&FE&D2S7=120 -i&C0"# works with almost all modems.  See the efax(1) man page for# details.INIT="-iZ -i&FE&D2S7=120 -i&C0"# Command(s) to reset modem when efax finishes. "-kZ" works in# almost all cases.RESET="-kZ"# RESET="-kZ -k&F+FCLASS=0"	# for modems that stay in fax mode after reset# Speaker mode(M) and loudness(L). Mn sets speaker mode where n# means: 0:never, 1:until carrier, 2:always, 3:on receive only.SPKR="-iM1L0"# Options to use a particular command sets.  Normally efax# selects the command set based on the modem's capabilities.  Use# -o1 to force Class 1, -o2 for Class 2 and -o0 for Class 2.0.# CLASSINIT="-o1"	# Class 1# CLASSINIT=""		# Class 2# CLASSINIT="-o0"	# Class 2.0# The modem's capabilities for sending faxes.  Normally efax# chooses these by querying the modem.  "-c 1,3,0,0,0,0,0,0"# forces 9600 bps maximum speed.  See the efax(1) man page for a# description of the fields.# TXCAP="-c 1,3,0,2,0,0,0,0"# Capabilities for receiving faxes.  Usually the same as TXCAP.# If your modem only receives at 4800 bps use "-c 1,1,0,0,0,0,0,0".# RXCAP="$TXCAP"# Additional options required only for transmit or only for# receive.  None normally required.RXINIT=""TXINIT=""# Command to make a date for the page header. Protect with single# quotes.  'date "+%Y/%m/%d %H:%M"' works on most systems.DATECMD='date "+%Y/%m/%d %H:%M"'	# YYYY/MM/DD HH:MM (24hour)# DATECMD='date'			# longer, more readable# Page header format.  You may use $DATE, $NAME, $FROM, $TO, and# "%d/%d" (for page number and count).  Protect with single# quotes.  Example: '$DATE $FROM $NAME p. %d/%d'.HDR='$DATE     $FROM      $NAME     p. %d/%d'# BUSYRETRIES is a list of delays in seconds between attempts to# redial busy numbers.  Comment out if you don't want to retry# busy numbers.BUSYRETRIES="30 60 120 300 60 600 60 60 1200 60 60"# FAILRETRIES is a list of delays in seconds between attempts to# retry failed transmissions.  Retries are only attempted if at# least one page was sent in the previous attempt. Retries# include only pages not already sent. Comment out if you don't# want to retry failed transmissions.FAILRETRIES="300 300"	# try two more times at 5 minute intervals# Command to run another program (efax) at a higher-than-normal# scheduling priority.  This command isn't used if it fails# (e.g. because the current user isn't privileged).  Comment this# out if it causes problems.NICE="nice -n -10"# Standard versions of commands that are often aliased.RM="/bin/rm -f"LS="/bin/ls"# Messages to display.  VERB sets the messages displayed (stderr)# and VERBLOG the messages written to log files (stdout).VERB="ewin"		# show errors, warnings, progress & negotiationVERBLOG="chewmainrxtf"	# log everything# ****************************************************************# The remaining configuration options apply only to the `fax# answer' command.  You can ignore these if you will only be# running efax manually.  See "USING INIT TO RUN EFAX" in the# efax man page for more information.# ****************************************************************# device or file where fatal error messages should be writtenCONSOLE=/dev/console# The directory to store incoming faxes and log files.  This directory# should already exist and be writable by the user(s) of this script.FAXDIR=/var/spool/faxLOGDIR=/var/log/fax# The strftime(3) pattern that generates the file name for# received files.  For example, at 10:45:36 on February 25,# "%m%d%H%M%S" would produce 0225104536, "%j-%H%M" would produce# 056-1045, and %d%b%H%M 25Feb1045.ANSFNAME="%m%d%H%M%S"# umask for received files. Use 022 to allow anyone to retrieve faxes.UMASK=022# The user to be sent mail when a fax is received.FAXMGR=root# The sendmail executable including full path if necessary.  Only# required if forwarding received faxes by e-mail in $NOTIFY.SENDMAIL=/usr/sbin/sendmail# The command to execute when a fax is received.  Normally this# sends FAXMGR e-mail or prints the received fax.  The variable# $f will be the name of the log file, $FILES will contain the# names of the received files, and $REMID will have the remote ID# string or '?' if none. The faxmail function will e-mail the fax# as MIME image/tiff attachments.  Comment this out to do# nothing.  Protect with single quotes.NOTIFY='faxmail "$REMID" "$f" $FILES | $SENDMAIL $FAXMGR'# NOTIFY='mail -s "fax/message from $REMID: $FILES" $FAXMGR <$f'# NOTIFY='lpr $f ; $FAX print $OPT $FILES'# The number of rings to wait before answering.ANSRINGS=1# If you want to enable fax/data adaptive answer (AA) read the# efax man page and define DATAINIT to be the options that enable# AA. Note: AA does not work properly on some (2400/9600) modems# unless the modem initialization is done at 2400 bps (not# possible with efax). USR modems do not support modem adaptive# answer (+FAE=) in Class 1.  &C1 enables most modems' DCD line# so a signal can be sent to shells when a call is dropped.  You# must also define DCMD (see below).DATAOPT="-j&C1 -j+FCLASS=0 -jS7=30"# DATAINIT="$DATAOPT -j+FAE=1"		# Class 1 modem adaptive answer# DATAINIT="$DATAOPT -j+FAA=1"		# Class 2[.0] modem adaptive answer# DATAINIT="$DATAOPT -oa"		# software adaptive answer# DATAINIT="$DATAOPT"			# data-only answer# If you have a voice modem and want to answer in voice mode# define VOICEINIT to be the options that enable voice mode.  You# must also set VCMD below. Voice support is not yet available.# VOICEINIT="-j#CLS=8"			# Rockwell voice modems# VOICEINIT="-jM2L2#CLS=8#VLS=4"	#    with speaker on# Argument to exec(2) of "/bin/sh -c" for incoming data calls.# This command will usually exec getty(8) but can include other# commands to set up the serial port, etc.  Up to 6 %d arguments# are replaced by the baud rate following the CONNECT response# from the modem or 19200 if none.  If using getty_ps ensure# /etc/gettydefs has entries for all possible %d values# (e.g. 19200). Use 'nice' if required to reduce any special# priority set by NICE.DCMD="exec /sbin/getty -h $DEV %d vt100"	# for getty_ps (Linux)# DCMD="exec /sbin/agetty -h $DEV %d vt100"	# for agetty (Linux)# DCMD="exec pppd $DEV %d"			# start PPP server# Argument to exec(2) of "/bin/sh -c" for incoming voice calls.# This command will usually be a shell script that interacts with# the caller by using efone to play/record audio and detect DTMF# tones.  Up to 6 %d arguments are replaced by the modem file# descriptor.  VCMD can "exec fax reanswer" to switch to fax or# data mode if required.FONE=/usr/bin/fone				# minimal voice mailVCMD="exec $FONE %d"# The owner.group and mode to which "fax answer" sets the serial# device.  This allows non-root processes to grab the device from# efax even if a previous process (e.g. login) has changed it.# Comment out if you don't need to reset device ownership.OWNER=root.tty		# typicalMODE=666		# anybody# MODE=660		# only owner & group# Regular expression for efax exit codes in log files that will# *not* be saved.  For example, use [145] to ignore exits due to# `locked' (1), `no modem' (4), and `signal' (5) conditionsNOLOG='[145]'# ****************************************************************# --- End of user configuration section ---# ****************************************************************# --- source configuration filesfor f in $CONFIGFILESdo	if [ -r $f ]	then		eval "`cat $f`"	fidone# --- set any variables given on command linewhile : ; do	case $# in 0) break ;; esac	case "$1" in [A-Z]*=*) eval $1 ; shift ;; *) break ;; esacdone# -------- initialize ERR=0$NICE true 2>/dev/null ; case $? in 0) ;; *) NICE="" ;; esac# -------- resolve dependencies on command-line argumentseval LOCK=\"$LOCK\"			# depends on DEV# make device name w/o directoriescase $DEV in	*/*) DEVN=`echo $DEV|sed -e s./._.g` ;;	*) DEVN=$DEV ;;esaccase $PAGE in	letter)	PAGEDIM="$PAGE_letter" ;;	legal) 	PAGEDIM="$PAGE_legal" ;;	a4) 	PAGEDIM="$PAGE_a4" ;;	*) 	echo "Error: PAGE=\"${PAGE}\" not valid." ; exit 2 ;;esac	# --- check for a command or alias and optional flagscmd=""case $0 in*/faxlpr|faxlpr) cmd=faxlpr ;; *) 	while : ; do	case $# in 0) case $cmd in '') cmd=receive ;; esac ; break ;; esac   	case $1 in 	-l) OPT="$OPT -l" ; RES=204x98 ; shift ;; 	-h) OPT="$OPT -h" ; RES=204x196 ; shift ;; 	-v) OPT="$OPT -v" ; VERB=$VERBLOG ; shift ;; 	*) 		case $cmd in '') cmd=$1 ; shift ;; *) break ;; esac	;;   	esac	done;; esac# -------- functionsfaxmail () {   echo "Subject: fax/message from $1"   shift   echo "Content-Type: multipart/mixed; boundary=EFAX_MAIL"   echo ""   echo "--EFAX_MAIL"   echo "Content-Type: text/plain; charset=\"us-ascii\""   echo "Content-Transfer-Encoding: 7bit"   echo ""   cat $1   shift   for f in $*   do     echo "--EFAX_MAIL"     echo "Content-Type: image/tiff"     echo "Content-Transfer-Encoding: base64"     echo ""     $EFIX -M <$f   done}# -------- export variables for fone scriptexport DEV TSTAMP# -------- do the appropriate commandwhile : ; do 	# so we can use `break' to get to the end of the scriptcase $cmd in # fax answer : clean up logs and exec efax. normally run by init(8).	answer)	if cd $FAXDIR ; then :	else		echo "Error: $FAX cannot cd to $FAXDIR" >>$CONSOLE		sleep 30		break	fi	while [ -f ${DEVN}.stop ] ; do sleep 15 ; done	umask $UMASK	case $OWNER in '') ;; *) chown $OWNER /dev/$DEV ;; esac	case $MODE  in '') ;; *) chmod $MODE  /dev/$DEV ;; esac	for f in ${DEVN}.[0-9]*  	# clean up old log files	do	  egrep	"done, returning $NOLOG|exec'ing" $f >/dev/null 2>/dev/null	  case $? in