Hi,
Heh, thanks for the patch.
I don't know how really it makes things fast, but it probably doesn't hurt.
I assume --use-compress-program has been available for tar since forever?
At Tue, 22 Nov 2011 19:30:55 +0100,
Tino Keitel wrote:
>
> diff -ru pbuilder-0.203/debian/changelog pbuilder-0.204~/debian/changelog
> --- pbuilder-0.203/debian/changelog 2011-09-22 04:31:08.000000000 +0200
> +++ pbuilder-0.204~/debian/changelog 2011-11-22 13:22:59.198920940 +0100
> @@ -1,3 +1,9 @@
> +pbuilder (0.204~) unstable; urgency=low
> +
> + * add --compressprog option
> +
> + -- Tino Keitel <tino+deb...@tikei.de> Mon, 21 Nov 2011 21:10:11 +0100
> +
> pbuilder (0.203) unstable; urgency=low
>
> * lighttpd test fails with cowdancer loaded. (closes: #640684)
> diff -ru pbuilder-0.203/pbuilder-checkparams
> pbuilder-0.204~/pbuilder-checkparams
> --- pbuilder-0.203/pbuilder-checkparams 2010-01-03 03:38:09.000000000
> +0100
> +++ pbuilder-0.204~/pbuilder-checkparams 2011-11-22 14:02:22.892153288
> +0100
> @@ -105,6 +105,12 @@
> fi
> shift; shift;
> ;;
> + --compressprog)
> + if [ -n "$2" ]; then
> + COMPRESSPROG="$2"
> + fi
> + shift; shift;
> + ;;
> --aptcache)
> if [ -n "$2" ]; then
> if [ -d "$2" ]; then
> diff -ru pbuilder-0.203/pbuilder-modules pbuilder-0.204~/pbuilder-modules
> --- pbuilder-0.203/pbuilder-modules 2011-06-25 01:06:40.000000000 +0200
> +++ pbuilder-0.204~/pbuilder-modules 2011-11-22 10:12:11.429410023 +0100
> @@ -75,6 +75,7 @@
> --debug
> --twice
> --autocleanaptcache
> + --compressprog [program]
> --debootstrapopts [debootstrap options]
> --save-after-login/--save-after-exec
> --debootstrap [debootstrap|cdebootstrap]
> @@ -434,7 +435,7 @@
> log "E: failed to find $BASETGZ, have you done <pbuilder create> to
> create your base tarball yet?"
> exit 1
> fi
> - if ! (cd "$BUILDPLACE" && tar xfzp "$BASETGZ"); then
> + if ! (cd "$BUILDPLACE" && tar -x --use-compress-program "$COMPRESSPROG"
> -p -f "$BASETGZ"); then
> log "E: failed to extract $BASETGZ to $BUILDPLACE"
> exit 1
> fi
> @@ -508,7 +509,7 @@
> sleep 10s
> done
> log "I: creating base tarball [${BASETGZ}]"
> - if ! tar cfz "${BASETGZ}.tmp" * ; then
> + if ! tar -c --use-compress-program "$COMPRESSPROG" -f "${BASETGZ}.tmp"
> * ; then
> log "E: failed building base tarball"
> rm -f "${BASETGZ}.tmp"
> exit 1;
> diff -ru pbuilder-0.203/pbuilder.8 pbuilder-0.204~/pbuilder.8
> --- pbuilder-0.203/pbuilder.8 2010-01-31 04:52:57.000000000 +0100
> +++ pbuilder-0.204~/pbuilder.8 2011-11-22 10:27:24.246037691 +0100
> @@ -502,6 +502,15 @@
> .B "pbuilder."
>
> .TP
> +.BI "\-\-compressprog"
> +Program to use for compression and decompression of the base.tgz.
> +The default is to use gzip, and any program that can be used for
> +the --use-compress-program option of tar can be given.
> +
> +If set to "pigz", compression and decompression is gzip compatible
> +but will use all available CPUs.
> +
> +.TP
> .BI "\-\-twice"
> Build the package twice in a row. Useful to ensure the package cleans up
> properly. The resulting packages are the ones from the second build.
> diff -ru pbuilder-0.203/pbuilderrc pbuilder-0.204~/pbuilderrc
> --- pbuilder-0.203/pbuilderrc 2010-07-05 15:06:08.000000000 +0200
> +++ pbuilder-0.204~/pbuilderrc 2011-11-22 10:02:44.436100912 +0100
> @@ -99,3 +99,6 @@
>
> # default AUTOCLEANAPTCACHE
> AUTOCLEANAPTCACHE=""
> +
> +#default COMPRESSPROG
> +COMPRESSPROG="gzip"
> diff -ru pbuilder-0.203/pbuilderrc.5 pbuilder-0.204~/pbuilderrc.5
> --- pbuilder-0.203/pbuilderrc.5 2011-06-25 01:06:40.000000000 +0200
> +++ pbuilder-0.204~/pbuilderrc.5 2011-11-22 10:27:09.436038322 +0100
> @@ -153,6 +153,14 @@
> .B "pbuilder update"
> option.
> .TP
> +.BI "COMPRESSPROG=" "gzip"
> +Program to use for compression and decompression of the base.tgz.
> +The default is to use gzip, and any program that can be used for
> +the --use-compress-program option of tar can be given.
> +
> +If set to "pigz", compression and decompression is gzip compatible
> +but will use all available CPUs.
> +.TP
> .BI "export http_proxy=" "http://your-proxy:8080/";
> Defines the proxy for http connection.
> .TP
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