chrome/installer/linux/common/apt.include - chromium/src - Git at Google

 @@include@@variables.include

 APT_GET="`which apt-get 2> /dev/null`"
 APT_CONFIG="`which apt-config 2> /dev/null`"

 SOURCES_PREAMBLE="### THIS FILE IS AUTOMATICALLY CONFIGURED ###
 # You may comment out this entry, but any other modifications may be lost.\n"

 # Install the repository/package signing keys, if they aren't already.
 # (see also: https://www.google.com/linuxrepositories/)
 install_key() {
   APT_KEY="`which apt-key 2> /dev/null`"
   if [ ! -x "$APT_KEY" ]; then
     return
   fi

   NEED_KEYS=0
   "$APT_KEY" export 7fac5991 2>&1 | \
     grep -q -- "-----BEGIN PGP PUBLIC KEY BLOCK-----"
   if [ $? -ne 0 ]; then
     NEED_KEYS=1
   fi

   "$APT_KEY" export d38b4796 2>&1 | \
     grep -q -- "-----BEGIN PGP PUBLIC KEY BLOCK-----"
   if [ $? -ne 0 ]; then
     NEED_KEYS=1
   fi

   if [ $NEED_KEYS -eq 1 ]; then
     "$APT_KEY" add - >/dev/null 2>&1 <<KEYDATA
 -----BEGIN PGP PUBLIC KEY BLOCK-----
 Version: GnuPG v1.4.2.2 (GNU/Linux)

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 =Quqp
 -----END PGP PUBLIC KEY BLOCK-----
 -----BEGIN PGP PUBLIC KEY BLOCK-----
 Version: GnuPG v1

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 -----END PGP PUBLIC KEY BLOCK-----
 KEYDATA
   fi
 }

 # Set variables for the locations of the apt sources lists.
 find_apt_sources() {
   eval $("$APT_CONFIG" shell APT_SOURCESDIR 'Dir::Etc::sourceparts/d')
 }

 # Update the Google repository if it's not set correctly.
 # Note: this doesn't necessarily enable the repository, it just makes sure the
 # correct settings are available in the sources list.
 # Returns:
 # 0 - no update necessary
 # 2 - error
 update_bad_sources() {
   if [ ! "$REPOCONFIG" ]; then
     return 0
   fi

   find_apt_sources

   SOURCELIST="$APT_SOURCESDIR/@@PACKAGE@@.list"
   # Don't do anything if the file isn't there, since that probably means the
   # user disabled it.
   if [ ! -r "$SOURCELIST" ]; then
     return 0
   fi

   # Basic check for active configurations (non-blank, non-comment lines).
   ACTIVECONFIGS=$(grep -v "^[[:space:]]*\(#.*\)\?$" "$SOURCELIST" 2>/dev/null)

   # Check if the correct repository configuration is in there.
   REPOMATCH=$(grep -E "^[[:space:]#]*\b$REPOCONFIGREGEX\b" "$SOURCELIST" \
     2>/dev/null)

   # Check if the correct repository is disabled.
   MATCH_DISABLED=$(echo "$REPOMATCH" | grep "^[[:space:]]*#" 2>/dev/null)

   # Now figure out if we need to fix things.
   BADCONFIG=1
   if [ "$REPOMATCH" ]; then
     # If it's there and active, that's ideal, so nothing to do.
     if [ ! "$MATCH_DISABLED" ]; then
       BADCONFIG=0
     else
       # If it's not active, but neither is anything else, that's fine too.
       if [ ! "$ACTIVECONFIGS" ]; then
         BADCONFIG=0
       fi
     fi
   fi

   if [ $BADCONFIG -eq 0 ]; then
     return 0
   fi

   # At this point, either the correct configuration is completely missing, or
   # the wrong configuration is active. In that case, just abandon the mess and
   # recreate the file with the correct configuration. If there were no active
   # configurations before, create the new configuration disabled.
   DISABLE=""
   if [ ! "$ACTIVECONFIGS" ]; then
     DISABLE="#"
   fi
   printf "$SOURCES_PREAMBLE" > "$SOURCELIST"
   printf "$DISABLE$REPOCONFIG\n" >> "$SOURCELIST"
   if [ $? -eq 0 ]; then
     return 0
   fi
   return 2
 }

 # Add the Google repository to the apt sources.
 # Returns:
 # 0 - sources list was created
 # 2 - error
 create_sources_lists() {
   if [ ! "$REPOCONFIG" ]; then
     return 0
   fi

   find_apt_sources

   SOURCELIST="$APT_SOURCESDIR/@@PACKAGE@@.list"
   if [ -d "$APT_SOURCESDIR" ]; then
     printf "$SOURCES_PREAMBLE" > "$SOURCELIST"
     printf "$REPOCONFIG\n" >> "$SOURCELIST"
     if [ $? -eq 0 ]; then
       return 0
     fi
   fi
   return 2
 }

 # Remove our custom sources list file.
 # Returns:
 # 0 - successfully removed, or not configured
 # !0 - failed to remove
 clean_sources_lists() {
   if [ ! "$REPOCONFIG" ]; then
     return 0
   fi

   find_apt_sources

   rm -f "$APT_SOURCESDIR/@@PACKAGE@@.list" \
         "$APT_SOURCESDIR/@@PACKAGE@@-@@CHANNEL@@.list"
 }

 # Detect if the repo config was disabled by distro upgrade and enable if
 # necessary.
 handle_distro_upgrade() {
   if [ ! "$REPOCONFIG" ]; then
     return 0
   fi

   find_apt_sources
   SOURCELIST="$APT_SOURCESDIR/@@PACKAGE@@.list"
   if [ -r "$SOURCELIST" ]; then
     REPOLINE=$(grep -E "^[[:space:]]*#[[:space:]]*$REPOCONFIGREGEX[[:space:]]*# disabled on upgrade to .*" "$SOURCELIST")
     if [ $? -eq 0 ]; then
       sed -i -e "s,^[[:space:]]*#[[:space:]]*\(.*\)[[:space:]]*# disabled on upgrade to .*,\1," \
         "$SOURCELIST"
       LOGGER=$(which logger 2> /dev/null)
       if [ "$LOGGER" ]; then
         "$LOGGER" -t "$0" "Reverted repository modification: $REPOLINE."
       fi
     fi
   fi
 }

 DEFAULT_ARCH="@@ARCHITECTURE@@"

 get_lib_dir() {
   if [ "$DEFAULT_ARCH" = "i386" ]; then
     LIBDIR=lib/i386-linux-gnu
   elif [ "$DEFAULT_ARCH" = "amd64" ]; then
     LIBDIR=lib/x86_64-linux-gnu
   else
     echo Unknown CPU Architecture: "$DEFAULT_ARCH"
     exit 1
   fi
 }
	@@include@@variables.include

	APT_GET="`which apt-get 2> /dev/null`"
	APT_CONFIG="`which apt-config 2> /dev/null`"

	SOURCES_PREAMBLE="### THIS FILE IS AUTOMATICALLY CONFIGURED ###
	# You may comment out this entry, but any other modifications may be lost.\n"

	# Install the repository/package signing keys, if they aren't already.
	# (see also: https://www.google.com/linuxrepositories/)
	install_key() {
	APT_KEY="`which apt-key 2> /dev/null`"
	if [ ! -x "$APT_KEY" ]; then
	return
	fi

	NEED_KEYS=0
	"$APT_KEY" export 7fac5991 2>&1 \| \
	grep -q -- "-----BEGIN PGP PUBLIC KEY BLOCK-----"
	if [ $? -ne 0 ]; then
	NEED_KEYS=1
	fi

	"$APT_KEY" export d38b4796 2>&1 \| \
	grep -q -- "-----BEGIN PGP PUBLIC KEY BLOCK-----"
	if [ $? -ne 0 ]; then
	NEED_KEYS=1
	fi

	if [ $NEED_KEYS -eq 1 ]; then
	"$APT_KEY" add - >/dev/null 2>&1 <<KEYDATA
	-----BEGIN PGP PUBLIC KEY BLOCK-----
	Version: GnuPG v1.4.2.2 (GNU/Linux)

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	/FJG
	=Quqp
	-----END PGP PUBLIC KEY BLOCK-----
	-----BEGIN PGP PUBLIC KEY BLOCK-----
	Version: GnuPG v1

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	-----END PGP PUBLIC KEY BLOCK-----
	KEYDATA
	fi
	}

	# Set variables for the locations of the apt sources lists.
	find_apt_sources() {
	eval $("$APT_CONFIG" shell APT_SOURCESDIR 'Dir::Etc::sourceparts/d')
	}

	# Update the Google repository if it's not set correctly.
	# Note: this doesn't necessarily enable the repository, it just makes sure the
	# correct settings are available in the sources list.
	# Returns:
	# 0 - no update necessary
	# 2 - error
	update_bad_sources() {
	if [ ! "$REPOCONFIG" ]; then
	return 0
	fi

	find_apt_sources

	SOURCELIST="$APT_SOURCESDIR/@@PACKAGE@@.list"
	# Don't do anything if the file isn't there, since that probably means the
	# user disabled it.
	if [ ! -r "$SOURCELIST" ]; then
	return 0
	fi

	# Basic check for active configurations (non-blank, non-comment lines).
	ACTIVECONFIGS=$(grep -v "^[[:space:]]\(#.\)\?$" "$SOURCELIST" 2>/dev/null)

	# Check if the correct repository configuration is in there.
	REPOMATCH=$(grep -E "^[[:space:]#]*\b$REPOCONFIGREGEX\b" "$SOURCELIST" \
	2>/dev/null)

	# Check if the correct repository is disabled.
	MATCH_DISABLED=$(echo "$REPOMATCH" \| grep "^[[:space:]]*#" 2>/dev/null)

	# Now figure out if we need to fix things.
	BADCONFIG=1
	if [ "$REPOMATCH" ]; then
	# If it's there and active, that's ideal, so nothing to do.
	if [ ! "$MATCH_DISABLED" ]; then
	BADCONFIG=0
	else
	# If it's not active, but neither is anything else, that's fine too.
	if [ ! "$ACTIVECONFIGS" ]; then
	BADCONFIG=0
	fi
	fi
	fi

	if [ $BADCONFIG -eq 0 ]; then
	return 0
	fi

	# At this point, either the correct configuration is completely missing, or
	# the wrong configuration is active. In that case, just abandon the mess and
	# recreate the file with the correct configuration. If there were no active
	# configurations before, create the new configuration disabled.
	DISABLE=""
	if [ ! "$ACTIVECONFIGS" ]; then
	DISABLE="#"
	fi
	printf "$SOURCES_PREAMBLE" > "$SOURCELIST"
	printf "$DISABLE$REPOCONFIG\n" >> "$SOURCELIST"
	if [ $? -eq 0 ]; then
	return 0
	fi
	return 2
	}

	# Add the Google repository to the apt sources.
	# Returns:
	# 0 - sources list was created
	# 2 - error
	create_sources_lists() {
	if [ ! "$REPOCONFIG" ]; then
	return 0
	fi

	find_apt_sources

	SOURCELIST="$APT_SOURCESDIR/@@PACKAGE@@.list"
	if [ -d "$APT_SOURCESDIR" ]; then
	printf "$SOURCES_PREAMBLE" > "$SOURCELIST"
	printf "$REPOCONFIG\n" >> "$SOURCELIST"
	if [ $? -eq 0 ]; then
	return 0
	fi
	fi
	return 2
	}

	# Remove our custom sources list file.
	# Returns:
	# 0 - successfully removed, or not configured
	# !0 - failed to remove
	clean_sources_lists() {
	if [ ! "$REPOCONFIG" ]; then
	return 0
	fi

	find_apt_sources

	rm -f "$APT_SOURCESDIR/@@PACKAGE@@.list" \
	"$APT_SOURCESDIR/@@PACKAGE@@-@@CHANNEL@@.list"
	}

	# Detect if the repo config was disabled by distro upgrade and enable if
	# necessary.
	handle_distro_upgrade() {
	if [ ! "$REPOCONFIG" ]; then
	return 0
	fi

	find_apt_sources
	SOURCELIST="$APT_SOURCESDIR/@@PACKAGE@@.list"
	if [ -r "$SOURCELIST" ]; then
	REPOLINE=$(grep -E "^[[:space:]]#[[:space:]]$REPOCONFIGREGEX[[:space:]]# disabled on upgrade to ." "$SOURCELIST")
	if [ $? -eq 0 ]; then
	sed -i -e "s,^[[:space:]]#[[:space:]]\(.\)[[:space:]]# disabled on upgrade to .*,\1," \
	"$SOURCELIST"
	LOGGER=$(which logger 2> /dev/null)
	if [ "$LOGGER" ]; then
	"$LOGGER" -t "$0" "Reverted repository modification: $REPOLINE."
	fi
	fi
	fi
	}

	DEFAULT_ARCH="@@ARCHITECTURE@@"

	get_lib_dir() {
	if [ "$DEFAULT_ARCH" = "i386" ]; then
	LIBDIR=lib/i386-linux-gnu
	elif [ "$DEFAULT_ARCH" = "amd64" ]; then
	LIBDIR=lib/x86_64-linux-gnu
	else
	echo Unknown CPU Architecture: "$DEFAULT_ARCH"
	exit 1
	fi
	}