# these are helper functions for doing localized revision control.
# this script should be sourced into other scripts that use it.
+# Author: Chris Koeritz
+# Author: Kevin Wentworth
+
source "$FEISTY_MEOW_SCRIPTS/core/launch_feisty_meow.sh"
source "$FEISTY_MEOW_SCRIPTS/tty/terminal_titler.sh"
-#hmmm: we need to dump all the outputs in this script into splitter
-
##############
# the maximum depth that the recursive functions will try to go below the starting directory.
echo "could not create the temporary directory TMP in: $TMP"
echo "this script will not work properly without an existing TMP directory."
fi
-#hmmm: re-address the above code, since it doesn't make a lot of sense to me right now...
-
##############
fi
local blatt="echo checking in '$nicedir'..."
- local retval=0 # normally successful.
-
do_update "$directory"
- retval=$?
- test_or_die "repository update failed; this should be fixed before check-in."
+ test_or_die "repository update--this should be fixed before check-in."
pushd "$directory" &>/dev/null
if [ -f ".no-checkin" ]; then
if test_writeable "CVS"; then
$blatt
cvs ci .
- retval=$?
+ test_or_die "cvs checkin"
fi
elif [ -d ".svn" ]; then
if test_writeable ".svn"; then
$blatt
svn ci .
- retval=$?
+ test_or_die "svn checkin"
fi
elif [ -d ".git" ]; then
if test_writeable ".git"; then
$blatt
- # snag all new files. not to everyone's liking.
+
+ # put all changed and new files in the commit. not to everyone's liking.
git add --all .
- retval=$?
+ test_or_die "git add all new files"
# see if there are any changes in the local repository.
if ! git diff-index --quiet HEAD --; then
# tell git about all the files and get a check-in comment.
git commit .
- let "retval = retval + $?"
+ test_or_die "git commit"
fi
- # catch if the diff-index failed somehow.
- let "retval = retval + $?"
- local myself="$(my_branch_name)"
- local parent="$(parent_branch_name)"
+ # a new set of steps we have to take to make sure the branch integrity is good.
+ do_careful_git_update
+
+ # we continue on to the push, even if there were no changes this time, because
+ # there could already be committed changes that haven't been pushed yet.
# upload any changes to the upstream repo so others can see them.
- if [ "$myself" != "$parent" ]; then
- git push origin "$(myself)" 2>&1 | grep -v "X11 forwarding request failed" | $TO_SPLITTER
- let "retval = retval + ${PIPESTATUS[0]}"
- else
- # this branch is the same as the parent, so just push.
- git push 2>&1 | grep -v "X11 forwarding request failed" | $TO_SPLITTER
- let "retval = retval + ${PIPESTATUS[0]}"
- fi
+ git push origin "$(my_branch_name)" 2>&1 | grep -v "X11 forwarding request failed" | $TO_SPLITTER
+ test_or_die "git push"
fi
else
# nothing there. it's not an error though.
echo no repository in $directory
- retval=0
fi
popd &>/dev/null
restore_terminal_title
- return $retval
+ return 0
}
# shows the local changes in a repository.
save_terminal_title
pushd "$directory" &>/dev/null
- local retval=0 # normally successful.
# only update if we see a repository living there.
if [ -d ".svn" ]; then
svn diff .
- let "retval = retval + $?"
+ test_or_die "subversion diff"
elif [ -d ".git" ]; then
git diff
- let "retval = retval + $?"
+ test_or_die "git diff"
elif [ -d "CVS" ]; then
cvs diff .
- let "retval = retval + $?"
+ test_or_die "cvs diff"
fi
popd &>/dev/null
restore_terminal_title
- return $retval
+ return 0
}
# reports any files that are not already known to the upstream repository.
save_terminal_title
pushd "$directory" &>/dev/null
- local retval=0 # normally successful.
# only update if we see a repository living there.
if [ -f ".no-checkin" ]; then
elif [ -d ".svn" ]; then
# this action so far only makes sense and is needed for svn.
bash $FEISTY_MEOW_SCRIPTS/rev_control/svnapply.sh \? echo
- retval=$?
+ test_or_die "svn diff"
elif [ -d ".git" ]; then
git status -u
- retval=$?
+ test_or_die "git status -u"
fi
popd &>/dev/null
restore_terminal_title
- return $retval
+ return 0
}
# checks in all the folders in a specified list.
# yep, this path is absolute. just handle it directly.
if [ ! -d "$outer" ]; then continue; fi
do_checkin $outer
- test_or_die "running check-in on: $outer"
+ test_or_die "running check-in (absolute) on path: $outer"
sep 28
else
for inner in $list; do
local path="$inner/$outer"
if [ ! -d "$path" ]; then continue; fi
do_checkin $path
- test_or_die "running check-in on: $path"
+ test_or_die "running check-in (relative) on path: $path"
sep 28
done
fi
fi
}
+#hmmm: the below are git specific and should be named that way.
+
+function all_branch_names()
+{
+ echo "$(git branch -vv | cut -d ' ' -f2)"
+}
+
# a helpful method that reports the git branch for the current directory's
# git repository.
function my_branch_name()
{
- echo "$(git branch | grep \* | cut -d ' ' -f2)"
+ echo "$(git branch -vv | grep '\*' | cut -d ' ' -f2)"
}
+#this had a -> in it at one point for not matching, didn't it?
# this reports the upstream branch for the current repo.
-function parent_branch_name()
+##function parent_branch_name()
+##{
+ ##echo "$(git branch -vv | grep \* | cut -d ' ' -f2)"
+##}
+
+# reports the status of the branch by echoing one of these values:
+# okay: up to date and everything is good.
+# needs_pull: this branch needs to be pulled from origins.
+# needs_push: there are unsaved changes on this branch to push to remote store.
+# diverged: the branches diverged and are going to need a merge.
+# reference: https://stackoverflow.com/questions/3258243/check-if-pull-needed-in-git
+function check_branch_state()
+{
+ local branch="$1"; shift
+
+ local to_return=120 # unknown issue.
+
+ local local_branch=$(git rev-parse @)
+ local remote_branch=$(git rev-parse "$branch")
+ local merge_base=$(git merge-base @ "$branch")
+
+ if [ "$local_branch" == "$remote_branch" ]; then
+ echo "okay"
+ elif [ "$local_branch" == "$merge_base" ]; then
+ echo "needs_pull"
+ elif [ "$remote_branch" == "$merge_base" ]; then
+ echo "needs_push"
+ else
+ echo "diverged"
+ fi
+
+ return $to_return
+}
+
+# the git update process just gets more and more complex when you bring in
+# branches, so we've moved this here to avoid having a ton of code in the
+# other methods.
+function do_careful_git_update()
{
- echo "$(git branch -vv | grep \* | cut -d ' ' -f2)"
+ local directory="$1"; shift
+ pushd "$directory" &>/dev/null
+ test_or_die "changing to directory: $directory"
+
+ if [ ! -d ".git" ]; then
+ # we ignore if they're jumping into a non-useful folder, but also tell them.
+ echo "Directory is not a git repository: $directory"
+ return 0
+ fi
+
+ # first update all our remote branches to their current state from the repos.
+ git remote update
+ test_or_die "git remote update"
+
+ local this_branch="$(my_branch_name)"
+#appears to be useless; reports no changes when we need to know about remote changes that do exist:
+#hmmm: trying it out again now that things are better elsewhere. let's see what it says.
+ state=$(check_branch_state "$this_branch")
+ echo "=> branch '$this_branch' state is: $state"
+
+ # this code is now doing what i have to do when i repair the repo. and it seems to be good so far.
+ local branch_list=$(all_branch_names)
+ local bran
+ for bran in $branch_list; do
+# echo "synchronizing remote branch: $bran"
+ git checkout "$bran"
+ test_or_die "git switching checkout to remote branch: $bran"
+
+ state=$(check_branch_state "$bran")
+ echo "=> branch '$bran' state is: $state"
+
+ remote_branch_info=$(git ls-remote --heads origin $bran 2>/dev/null)
+ if [ ! -z "$remote_branch_info" ]; then
+ # we are pretty sure the remote branch does exist.
+ git pull --no-ff origin "$bran"
+ fi
+ test_or_die "git pull of remote branch: $bran"
+ done
+ # now switch back to our branch.
+ git checkout "$this_branch"
+ test_or_die "git checking out our current branch: $this_branch"
+
+ # now pull down any changes in our own origin in the repo, to stay in synch
+ # with any changes from others.
+ git pull --no-ff --all
+ test_or_die "git pulling all upstream"
+
+ popd &>/dev/null
}
# gets the latest versions of the assets from the upstream repository.
fi
local blatt="echo retrieving '$nicedir'..."
- local retval=0 # plan on success for now.
pushd "$directory" &>/dev/null
if [ -d "CVS" ]; then
if test_writeable "CVS"; then
$blatt
- cvs update . | squash_first_few_crs
- retval=${PIPESTATUS[0]}
+ cvs update . | $TO_SPLITTER
+ test_or_die "cvs update"
fi
elif [ -d ".svn" ]; then
if test_writeable ".svn"; then
$blatt
- svn update . | squash_first_few_crs
- retval=${PIPESTATUS[0]}
+ svn update . | $TO_SPLITTER
+ test_or_die "svn update"
fi
elif [ -d ".git" ]; then
if test_writeable ".git"; then
$blatt
- retval=0
-
- # from very helpful page:
- # https://stackoverflow.com/questions/10312521/how-to-fetch-all-git-branches
-
- for remote in $( git branch -r | grep -v -- '->' ); do
- git branch --track ${remote#origin/} $remote
- let "retval = retval + $?"
- done
-
-#tiny bit hosed
-# git branch -r | grep -v -- '->' |
-# while read remote; do
-# git branch --track "${remote#origin/}" "$remote"
-# # ensure we notice a failure when adding tracking.
-# let "retval = retval + $?"
-# done
-# let "retval = retval + ${PIPESTATUS[0]}"
-
- git fetch --all 2>&1 | grep -v "X11 forwarding request failed" | $TO_SPLITTER
- let "retval = retval + ${PIPESTATUS[0]}"
-
- git pull --all 2>&1 | grep -v "X11 forwarding request failed" | $TO_SPLITTER
- let "retval = retval + ${PIPESTATUS[0]}"
+ git pull --no-ff 2>&1 | grep -v "X11 forwarding request failed" | $TO_SPLITTER
+ if [ ${PIPESTATUS[0]} -ne 0 ]; then false; fi
+ test_or_die "git pull of origin without fast forwards"
fi
else
# this is not an error necessarily; we'll just pretend they planned this.
restore_terminal_title
- return $retval
+ return 0
}
# gets all the updates for a list of folders under revision control.
save_terminal_title
+ local did_anything=
+
while read -u 3 dirname; do
- if [ -z "$dirname" ]; then continue; fi
+ if [ -z "$dirname" ]; then
+ # we often have blank lines in the input file for some reason.
+ continue
+ fi
+ did_anything=yes
pushd "$dirname" &>/dev/null
echo "[$(pwd)]"
$action .
popd &>/dev/null
done 3<"$tempfile"
+ if [ -z "$did_anything" ]; then
+ echo "There was nothing to do the action '$action' on."
+ fi
+
restore_terminal_title
rm $tempfile