src/constants.sh

   1 #!/bin/sh
   2 # functions, strings and other constants for shell scripts
   3
   4 # for relation between dit unit and speed in words/min
   5 # VVVVV=64, CODEX=60, PARIS=50
   6 SPEEDBASE=50
   7 # default speed [words/minute]
   8 DEFAULTWPM=23
   9
  10 # timeout [sec] for fetch operations
  11 FETCHTIMEOUT=50
  12
  13 # directory for temporary files
  14 TMP=/tmp
  15 TMP=/dev/shm
  16
  17 # directory for text sources
  18 SOURCEDIR=textsources
  19
  20 # configfiles
  21 CHANNELCONFIG=config
  22 SOURCECONFIG=config
  23
  24 # function to read config value by name
  25 # arguments: configfile name [separators]
  26 # value in stdout, exit nonzero if error
  27 # if separators are given, will be replaced by SPC in output
  28 # (e.g ',;' will result in returning "a,b;c" as "a b c")
  29 # WARNING: DO NOT USE '`' in values or separators!
  30 configread () {
  31  local retline retval separators
  32 # check if config file readable, else fail
  33  test -r "$1" || return 2
  34 # get last line with name (possibly surrounded by whitespace)
  35  retline=`grep -i "^[   ]*$2[   ]" "$1"|tail -n 1`
  36 # fail if nothing found
  37  test "$retline" != "" || return 1
  38 # if no separators given, replace ' ' with ' ' ie NOP
  39  separators=${3:-' '}
  40 # return second word from read line and substitute separators by SPC
  41  echo $retline | { read _ retval _ ; echo $retval ; } |
  42   sed -e "s\`[$separators]\` \`g"
  43 }