scripts/live-functions

   1
   2 . /scripts/functions
   3 . /live.vars
   4
   5 log_wait_msg ()
   6 {
   7         # Print a message and wait for enter
   8         if [ -x /bin/plymouth ] && plymouth --ping
   9         then
  10                 plymouth message --text="$@"
  11                 plymouth watch-keystroke | read nunya
  12         elif [ -x /sbin/usplash_write ]
  13         then
  14                 /sbin/usplash_write "INPUTENTER ${@}"
  15                 read nunya < /dev/.initramfs/usplash_outfifo
  16         else if [ -x /sbin/splashy_update ] ; then
  17                 /sbin/splashy_update "getstring ${@}" | read nunya
  18         fi ; fi
  19
  20         _log_msg "Waiting: ${@} ... \n"
  21 }
  22
  23 really_export ()
  24 {
  25         STRING="${1}"
  26         VALUE="$(eval echo -n \${$STRING})"
  27
  28         if [ -f /live.vars ] && grep -sq "export ${STRING}" /live.vars
  29         then
  30                 sed -i -e 's/\('${STRING}'=\).*$/\1'${VALUE}'/' /live.vars
  31         else
  32                 echo "export ${STRING}=\"${VALUE}\"" >> /live.vars
  33         fi
  34
  35         eval export "${STRING}"="${VALUE}"
  36 }
  37
  38 lang2locale() {
  39         langpart="${1%%_*}"
  40         if [ "$1" != "C" ]; then
  41                 # Match the language code with 3rd field in languagelist
  42                 line=$(grep -v "^#" /usr/share/live-boot/languagelist | cut -f1,3,6 -d\; | grep -v ';C$' | grep "^$langpart;")
  43                 if [ -n "$line" ]; then
  44                         if [ "$(echo "$line" | grep -c '')" -gt 1 ]; then
  45                                 # More than one match; try matching the
  46                                 # country as well.
  47                                 countrypart="${1#*_}"
  48                                 if [ "$countrypart" = "$1" ]; then
  49                                         countryline="$(echo "$line" | head -n1)"
  50                                         echo "${countryline##*;}"
  51                                         return
  52                                 fi
  53                                 countrypart="${countrypart%%[@.]*}"
  54                                 countryline="$(echo "$line" | grep ";$countrypart;" | head -n1 || true)"
  55                                 if [ "$countryline" ]; then
  56                                         echo "${countryline##*;}"
  57                                         return
  58                                 fi
  59                         fi
  60                         echo "${line##*;}"
  61                 fi
  62         else
  63                 echo "C"
  64         fi
  65 }
  66
  67 # Override maybe_break from scripts/functions
  68 maybe_break()
  69 {
  70         if [ "${break}" = "$1" ]; then
  71                 # Call original panic
  72                 . /scripts/functions
  73                 panic "Spawning shell within the initramfs"
  74         fi
  75 }
  76
  77 # Override panic from scripts/functions
  78 panic() {
  79
  80         DEB_1="\033[1;31m .''\`.  \033[0m"
  81         DEB_2="\033[1;31m: :'  : \033[0m"
  82         DEB_3="\033[1;31m\`. \`'\`  \033[0m"
  83         DEB_4="\033[1;31m  \`-    \033[0m"
  84
  85         LIVELOG="\033[1;37m/live.log\033[0m"
  86         DEBUG="\033[1;37mdebug\033[0m"
  87
  88         # Reset redirections to avoid buffering
  89         exec 1>&6 6>&-
  90         exec 2>&7 7>&-
  91         kill ${tailpid}
  92
  93         printf "\n\n"
  94         printf "     ${DEB_1}\n"
  95         printf "     ${DEB_2}  \033[1;37mBOOT FAILED!\033[0m\n"
  96         printf "     ${DEB_3}\n"
  97         printf "     ${DEB_4}  This Debian Live image failed to boot.\n\n"
  98
  99         printf "  Please file a bug against the 'live-boot' package or email the Debian\n"
 100         printf "  Live mailing list at <debian-live@lists.debian.org>, making sure to note the\n"
 101         printf "  exact version, name and distribution of the image you were attempting to boot.\n\n"
 102
 103         printf "  The file ${LIVELOG} contains some debugging information but booting with the\n"
 104         printf "  ${DEBUG} command-line parameter will greatly increase its verbosity which is\n"
 105         printf "  extremely useful when diagnosing issues.\n\n"
 106
 107         if [ -n "${panic}" ]; then
 108                 printf "  live-boot will now restart your system. "
 109         else
 110                 printf "  live-boot will now start a shell. "
 111         fi
 112         printf "The error message was:\n\n    "
 113
 114         # Call original panic
 115         . /scripts/functions
 116         panic "$@"
 117 }