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