diff options
| -rw-r--r-- | hooks/resume | 62 |
1 files changed, 37 insertions, 25 deletions
diff --git a/hooks/resume b/hooks/resume index 2079e05..04ca1aa 100644 --- a/hooks/resume +++ b/hooks/resume @@ -1,29 +1,41 @@ -# vim:set ft=sh: -run_hook () -{ - if [ -n "${resume}" ]; then - if [ "${resume}" != "${resume/:}" ]; then - # Tux-on-ice syntax: swap:/dev/sda2 or file:/dev/sda2:0xdeadbeef - resumedev=${resume#*:} - resumedev=${resumedev%%:*} - else - # Classical syntax: just a device - resumedev="${resume}" - fi - if poll_device "${resumedev}" ${rootdelay}; then - if [ "${resume}" != "${resume/:}" ]; then - # Try resuming with tuxonice - tuxoniceroot="/sys/power/tuxonice" - if [ -d "${tuxoniceroot}" ]; then - echo ${resume} > ${tuxoniceroot}/resume - echo > ${tuxoniceroot}/do_resume - fi +#!/usr/bin/ash + +run_hook () { + local resumedev + + case $resume in + '') + err "resume: no device specified for hibernation" + return 1; + ;; + swap:*|file:*) + # tux-on-ice syntax: swap:/dev/sda2 or file:/dev/sda2:0xdeadbeef + if [ -d /sys/power/tuxonice ]; then + echo "$resume" >/sys/power/tuxonice/resume + echo >/sys/power/tuxonice/do_resume + return 0 else - # Try resuming with vanilla hibernation - if [ -e "/sys/power/resume" ]; then - printf "%d:%d" $(stat -Lc "0x%t 0x%T" ${resume}) > /sys/power/resume + err "resume: tux-on-ice syntax detected, but no support found" + return 1 + fi + ;; + + *) + # standard hibernation + if resumedev=$(resolve_device "$resume" "$rootdelay"); then + if [ -e /sys/power/resume ]; then + printf "%d:%d" $(stat -Lc "0x%t 0x%T" "$resumedev") >/sys/power/resume + return 0 + else + err "resume: no hibernation support found" + return 1 fi fi - fi - fi + ;; + esac + + err "resume: hibernation device '$resume' not found" + return 1 } + +# vim: set ft=sh ts=4 sw=4 et: |