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* debian/control, usr/lib/byobu/updates_available: LP: #878547

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- recommend run-one, MIR pending
  - use run-this-one to ensure that more than one apt-check doesn't
    get run simultaneously
This commit is contained in:
Dustin Kirkland 2011-11-10 16:22:14 -06:00
commit 1a2209b64e
3 changed files with 15 additions and 9 deletions
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5
debian/changelog vendored
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@ -1,6 +1,9 @@
byobu (4.48) unreleased; urgency=low byobu (4.48) unreleased; urgency=low
* UNRELEASED * debian/control, usr/lib/byobu/updates_available: LP: #878547
- recommend run-one, MIR pending
- use run-this-one to ensure that more than one apt-check doesn't
get run simultaneously
-- Dustin Kirkland <kirkland@ubuntu.com> Wed, 09 Nov 2011 17:54:11 -0600 -- Dustin Kirkland <kirkland@ubuntu.com> Wed, 09 Nov 2011 17:54:11 -0600

2
debian/control vendored
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@ -12,7 +12,7 @@ Vcs-Bzr: http://bazaar.launchpad.net/~kirkland/byobu/trunk
Package: byobu Package: byobu
Architecture: all Architecture: all
Depends: ${misc:Depends}, debconf (>= 0.5) | debconf-2.0, screen, gettext-base, python, python-newt (>= 0.52.2-11) Depends: ${misc:Depends}, debconf (>= 0.5) | debconf-2.0, screen, gettext-base, python, python-newt (>= 0.52.2-11)
Recommends: tmux Recommends: run-one, tmux
Suggests: apport, vim, w3m, po-debconf, update-notifier-common, lsb-release Suggests: apport, vim, w3m, po-debconf, update-notifier-common, lsb-release
Provides: screen-profiles, screen-profiles-extras, byobu-extras Provides: screen-profiles, screen-profiles-extras, byobu-extras
Replaces: screen-profiles (<< 2.0), screen-profiles-extras (<< 2.0), byobu-extras (<< 2.17) Replaces: screen-profiles (<< 2.0), screen-profiles-extras (<< 2.0), byobu-extras (<< 2.17)

17
usr/lib/byobu/updates_available
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@ -36,7 +36,7 @@ ___print_updates() {
} }
___update_cache() { ___update_cache() {
local mycache=$1 local mycache=$1 RUN_THIS_ONE=
# Now we actually have to do hard computational work to calculate updates. # Now we actually have to do hard computational work to calculate updates.
# Let's try to be "nice" about it: # Let's try to be "nice" about it:
renice 10 $$ >/dev/null 2>&1 || true renice 10 $$ >/dev/null 2>&1 || true
@ -44,25 +44,28 @@ ___update_cache() {
# These are very computationally intensive processes. # These are very computationally intensive processes.
# Background this work, have it write to the cache files, # Background this work, have it write to the cache files,
# and let the next cache check pick up the results. # and let the next cache check pick up the results.
# Also, try to ensure that no more than one of these run at
# a given time; install the run-one package.
command -v run-this-one >/dev/null && RUN_THIS_ONE=run-this-one
if [ -x /usr/lib/update-notifier/apt-check ]; then if [ -x /usr/lib/update-notifier/apt-check ]; then
# If apt-check binary exists, use it # If apt-check binary exists, use it
/usr/lib/update-notifier/apt-check 2>&1 | awk '-F;' 'END { print $1, $2 }' > "$mycache" & $RUN_THIS_ONE /usr/lib/update-notifier/apt-check 2>&1 | awk '-F;' 'END { print $1, $2 }' > "$mycache" &
elif command -v apt-get >/dev/null; then elif command -v apt-get >/dev/null; then
# If apt-get exists, use it # If apt-get exists, use it
apt-get -s -o Debug::NoLocking=true upgrade | grep -c ^Inst > $mycache & $RUN_THIS_ONE apt-get -s -o Debug::NoLocking=true upgrade | grep -c ^Inst > $mycache &
elif command -v pkcon >/dev/null; then elif command -v pkcon >/dev/null; then
# use packagekit to show list of packages # use packagekit to show list of packages
pkcon get-updates -p | grep -c '^Package' > "$mycache" & $RUN_THIS_ONE pkcon get-updates -p | grep -c '^Package' > "$mycache" &
elif command -v zypper >/dev/null; then elif command -v zypper >/dev/null; then
# If zypper exists, use it # If zypper exists, use it
zypper --no-refresh lu --best-effort | grep -c 'v |' > $mycache & $RUN_THIS_ONE zypper --no-refresh lu --best-effort | grep -c 'v |' > $mycache &
elif command -v yum >/dev/null; then elif command -v yum >/dev/null; then
# If yum exists, use it # If yum exists, use it
# TODO: We need a better way of counting updates available from a RH expert # TODO: We need a better way of counting updates available from a RH expert
yum list updates -q | grep -vc "Updated Packages" > $mycache & $RUN_THIS_ONE yum list updates -q | grep -vc "Updated Packages" > $mycache &
elif command -v pacman >/dev/null; then elif command -v pacman >/dev/null; then
# If pacman (Archlinux) exists, use it # If pacman (Archlinux) exists, use it
LC_ALL=C pacman -Sup | grep -vc "^\(::\| \)" > $mycache & LC_ALL=C $RUN_THIS_ONE pacman -Sup | grep -vc "^\(::\| \)" > $mycache &
fi fi
} }