mirror of
https://gitlab.com/qemu-project/qemu
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d120116b5d
Print exactly which submodules have been updated, by reusing the logic of "git-submodule.sh validate" after executing "git submodule update --init'. Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
114 lines
2.9 KiB
Bash
Executable file
114 lines
2.9 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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# if --with-git-submodules=ignore, do nothing
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test "$command" = "ignore" && exit 0
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test -z "$GIT" && GIT=$(command -v git)
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cd "$(dirname "$0")/.."
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update_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), please disable automatic"
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echo "GIT submodule checkout with:"
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echo
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echo " $ ./configure --with-git-submodules=validate"
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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 " $ GIT='tsocks git' 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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validate_error() {
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if test "$1" = "validate"; then
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echo "GIT submodules checkout is out of date, and submodules"
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echo "configured for validate only. Please run"
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echo " scripts/git-submodule.sh update $maybe_modules"
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echo "from the source directory or call configure with"
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echo " --with-git-submodules=update"
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echo "To disable GIT submodules validation, use"
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echo " --with-git-submodules=ignore"
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fi
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exit 1
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}
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check_updated() {
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local CURSTATUS OLDSTATUS
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CURSTATUS=$($GIT submodule status $module)
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OLDSTATUS=$(grep $module $substat)
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test "$CURSTATUS" = "$OLDSTATUS"
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}
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if test -n "$maybe_modules" && ! test -e ".git"
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then
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echo "$0: unexpectedly called with submodules but no git checkout exists"
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exit 1
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fi
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if test -n "$maybe_modules" && test -z "$GIT"
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then
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echo "$0: unexpectedly called with submodules but git binary not found"
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exit 1
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fi
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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 $m"
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fi
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done
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case "$command" in
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status|validate)
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test -f "$substat" || validate_error "$command"
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test -z "$maybe_modules" && exit 0
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for module in $modules; do
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check_updated $module || validate_error "$command"
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done
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exit 0
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;;
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update)
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test -e $substat || touch $substat
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test -z "$maybe_modules" && exit 0
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$GIT submodule update --init $modules 1>/dev/null
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test $? -ne 0 && update_error "failed to update modules"
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for module in $modules; do
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check_updated $module || echo Updated "$module"
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done
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(while read -r; do
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for module in $modules; do
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case $REPLY in
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*" $module "*) continue 2 ;;
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esac
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done
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printf '%s\n' "$REPLY"
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done
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$GIT submodule status $modules
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test $? -ne 0 && update_error "failed to save git submodule status" >&2) < $substat > $substat.new
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mv -f $substat.new $substat
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;;
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esac
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exit 0
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