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Direktori : /proc/self/root/usr/share/debconf/ |
Current File : //proc/self/root/usr/share/debconf/confmodule.sh |
#!/bin/sh # This is a shell library to interface to the Debian configration management # system. # # This library is obsolete. Do not use. ############################################################################### # Initialization. # Check to see if a FrontEnd is running. if [ ! "$DEBIAN_HAS_FRONTEND" ]; then PERL_DL_NONLAZY=1 export PERL_DL_NONLAZY # Ok, this is pretty crazy. Since there is no FrontEnd, this # program execs a FrontEnd. It will then run a new copy of $0 that # can talk to it. exec /usr/share/debconf/frontend $0 $* fi # Only do this once. if [ -z "$DEBCONF_REDIR" ]; then # Redirect standard output to standard error. This prevents common # mistakes by making all the output of the postinst or whatever # script is using this library not be parsed as confmodule commands. # # To actually send something to standard output, send it to fd 3. exec 3>&1 1>&2 DEBCONF_REDIR=1 export DEBCONF_REDIR fi # For internal use, send text to the frontend. _command () { echo $* >&3 } echo "WARNING: Using deprecated debconf compatibility library." ############################################################################### # Commands. # Generate subroutines for all commands that don't have special handlers. # Each command must be listed twice, once in lower case, once in upper. # Doing that saves us a lot of calls to tr at load time. I just wish shell had # an upper-case function. old_opts="$@" for i in "capb CAPB" "set SET" "reset RESET" "title TITLE" \ "input INPUT" "beginblock BEGINBLOCK" "endblock ENDBLOCK" "go GO" \ "get GET" "register REGISTER" "unregister UNREGISTER" "subst SUBST" \ "fset FSET" "fget FGET" "visible VISIBLE" "purge PURGE" \ "metaget METAGET" "exist EXIST" \ "x_loadtemplatefile X_LOADTEMPLATEFILE"; do # Break string up into words. set -- $i eval "db_$1 () { _command \"$2 \$@\" read _RET old_opts="\$@" set -- \$_RET shift RET="\$*" set -- \$old_opts unset old_opts }" done # $@ was clobbered above, unclobber. set -- $old_opts unset old_opts # By default, 1.0 protocol version is sent to the frontend. You can # pass in a different version to override this. db_version () { if [ "$1" ]; then _command "VERSION $1" else _command "VERSION 1.0" fi # Not quite correct, but not worth fixing in obsolete code. read -r RET } # Here for backwards compatibility. db_go () { _command "GO" read -r RET if [ "$RET" = 30 ]; then RET='back' fi } # Just an alias for input. It tends to make more sense to use this to display # text, since displaying text isn't really asking for input. db_text () { db_input $@ } # Cannot read a return code, since there is none and we would block. db_stop () { echo STOP >&3 }