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| author | Peter Stephenson <pws@users.sourceforge.net> | 2007-03-26 14:33:31 +0000 |
|---|---|---|
| committer | Peter Stephenson <pws@users.sourceforge.net> | 2007-03-26 14:33:31 +0000 |
| commit | 4b7b7f56f1cde7e317fce378d0d0e5c83686ff72 (patch) | |
| tree | 2420ad49f480b9c2de0c3f13da7bca9f8a415678 /Functions/Calendar/calendar_lockfiles | |
| parent | 7072c10ae223e24f601b3ee99e89dfcc35397122 (diff) | |
| download | zsh-4b7b7f56f1cde7e317fce378d0d0e5c83686ff72.tar.gz zsh-4b7b7f56f1cde7e317fce378d0d0e5c83686ff72.zip | |
unposted: more random calendar system fixes and improvements
Diffstat (limited to 'Functions/Calendar/calendar_lockfiles')
| -rw-r--r-- | Functions/Calendar/calendar_lockfiles | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/Functions/Calendar/calendar_lockfiles b/Functions/Calendar/calendar_lockfiles index 58ee42114..054b3f74b 100644 --- a/Functions/Calendar/calendar_lockfiles +++ b/Functions/Calendar/calendar_lockfiles @@ -3,7 +3,7 @@ local file lockfile msgdone # Number of attempts to lock a file. Probably not worth stylising. -integer lockattempts=3 +integer lockattempts=3 loadtried # The lockfile name is not stylised: it has to be a fixed # derivative of the main fail. @@ -18,7 +18,19 @@ for file; do msgdone="${lockfile}: waiting to acquire lock" zle -M $msgdone fi - sleep 1 + if (( ! loadtried )); then + zmodload -i zsh/zselect 2>/dev/null + (( loadtried = 1 )) + fi + if zmodload -e zsh/zselect; then + # This gives us finer grained timing (100th second). + # Randomize the sleep between .1 and 1 second so that + # we are much less likely to have multiple instances + # retrying at once. + zselect -t $(( 10 + RANDOM * 90 / 32768 )) + else + sleep 1 + fi done if [[ -n $msgdone ]]; then zle -M ${msgdone//?/ } |