a436cd8826
Various shell files contain a mix between obsolete `` and modern $(); It would be nice to convert to using $() everywhere. Signed-off-by: Mao Zhongyi <maozhongyi@cmss.chinamobile.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
83 lines
1.9 KiB
Bash
Executable File
83 lines
1.9 KiB
Bash
Executable File
#!/bin/sh
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#
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# This code is licensed under the GPL version 2 or later. See
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# the COPYING file in the top-level directory.
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substat=".git-submodule-status"
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command=$1
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shift
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maybe_modules="$@"
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test -z "$GIT" && GIT=git
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error() {
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echo "$0: $*"
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echo
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echo "Unable to automatically checkout GIT submodules '$modules'."
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echo "If you require use of an alternative GIT binary (for example to"
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echo "enable use of a transparent proxy), then please specify it by"
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echo "running configure by with the '--with-git' argument. e.g."
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echo
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echo " $ ./configure --with-git='tsocks git'"
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echo
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echo "Alternatively you may disable automatic GIT submodule checkout"
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echo "with:"
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echo
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echo " $ ./configure --disable-git-update"
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echo
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echo "and then manually update submodules prior to running make, with:"
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echo
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echo " $ scripts/git-submodule.sh update $modules"
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echo
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exit 1
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}
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modules=""
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for m in $maybe_modules
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do
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$GIT submodule status $m 1> /dev/null 2>&1
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if test $? = 0
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then
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modules="$modules $m"
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else
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echo "warn: ignoring non-existent submodule $m"
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fi
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done
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if test -n "$maybe_modules" && ! test -e ".git"
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then
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echo "$0: unexpectedly called with submodules but no git checkout exists"
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exit 1
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fi
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case "$command" in
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status)
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if test -z "$maybe_modules"
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then
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test -s ${substat} && exit 1 || exit 0
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fi
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test -f "$substat" || exit 1
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CURSTATUS=$($GIT submodule status $modules)
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OLDSTATUS=$(cat $substat)
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test "$CURSTATUS" = "$OLDSTATUS"
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exit $?
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;;
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update)
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if test -z "$maybe_modules"
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then
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test -e $substat || touch $substat
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exit 0
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fi
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$GIT submodule update --init $modules 1>/dev/null
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test $? -ne 0 && error "failed to update modules"
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$GIT submodule status $modules > "${substat}"
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test $? -ne 0 && error "failed to save git submodule status" >&2
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;;
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esac
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exit 0
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