X-Git-Url: https://git.madduck.net/code/vcsh.git/blobdiff_plain/a5523eb298c3bab97002f3b53161cfd6c328044a..5959015330816cce5d61237fe847a01b12de1356:/vcsh diff --git a/vcsh b/vcsh index 1918af4..1e9f2d5 100755 --- a/vcsh +++ b/vcsh @@ -1,30 +1,26 @@ #!/bin/sh # This program is licensed under the GNU GPL version 2 or later. -# (c) Richard "RichiH" Hartmann , 2011-2013 +# (c) Richard "RichiH" Hartmann , 2011-2014 # For details, see LICENSE. To submit patches, you have to agree to # license your code under the GNU GPL version 2 or later. # While the following is not legally binding, the author would like to # explain the choice of GPLv2+ over GPLv3+. # The author prefers GPLv3+ over GPLv2+ but feels it's better to maintain -# full compatibility's with git. In case git ever changes its licensing terms, +# full compatibility's with Git. In case Git ever changes its licensing terms, # which is admittedly extremely unlikely to the point of being impossible, # this software will most likely follow suit. # This should always be the first line of code to facilitate debugging [ -n "$VCSH_DEBUG" ] && set -vx -basename() { - # Implemented in shell to avoid spawning another process - local file - file="${1##*/}" - [ -z "$2" ] || file="${file%$2}" - echo "$file" -} +# If '.git-HEAD' is appended to the version, you are seeing an unreleased +# version of vcsh; the master branch is supposed to be clean at all times +# so you can most likely just use it nonetheless +VERSION='1.20140313' SELF=$(basename $0) -VERSION='1.20130614' fatal() { echo "$SELF: fatal: $1" >&2 @@ -38,11 +34,13 @@ while getopts "c:dv" flag; do if [ "$1" = '-d' ] || [ "$1" = '--debug' ]; then set -vx VCSH_DEBUG=1 + echo "debug mode on" echo "$SELF $VERSION" - elif [ "$1" = '-v' ];then + elif [ "$1" = '-v' ]; then VCSH_VERBOSE=1 + echo "verbose mode on" echo "$SELF $VERSION" - elif [ "$1" = '-c' ];then + elif [ "$1" = '-c' ]; then VCSH_OPTION_CONFIG=$OPTARG fi shift 1 @@ -59,7 +57,7 @@ source_all() { # Read configuration and set defaults if anything's not set [ -n "$VCSH_DEBUG" ] && set -vx -[ -z "$XDG_CONFIG_HOME" ] && XDG_CONFIG_HOME="$HOME/.config" +: ${XDG_CONFIG_HOME:=$HOME/.config} # Read configuration files if there are any [ -r "/etc/vcsh/config" ] && . "/etc/vcsh/config" @@ -75,10 +73,20 @@ fi [ -n "$VCSH_DEBUG" ] && set -vx # Read defaults -[ -z "$VCSH_REPO_D" ] && VCSH_REPO_D="$XDG_CONFIG_HOME/vcsh/repo.d" -[ -z "$VCSH_HOOK_D" ] && VCSH_HOOK_D="$XDG_CONFIG_HOME/vcsh/hooks-enabled" -[ -z "$VCSH_BASE" ] && VCSH_BASE="$HOME" -[ -z "$VCSH_GITIGNORE" ] && VCSH_GITIGNORE='exact' +: ${VCSH_REPO_D:=$XDG_CONFIG_HOME/vcsh/repo.d} +: ${VCSH_HOOK_D:=$XDG_CONFIG_HOME/vcsh/hooks-enabled} +: ${VCSH_BASE:=$HOME} +: ${VCSH_GITIGNORE:=exact} +: ${VCSH_GITATTRIBUTES:=none} +: ${VCSH_WORKTREE:=absolute} + +if [ ! "x$VCSH_GITIGNORE" = 'xexact' ] && [ ! "x$VCSH_GITIGNORE" = 'xnone' ] && [ ! "x$VCSH_GITIGNORE" = 'xrecursive' ]; then + fatal "'\$VCSH_GITIGNORE' must equal 'exact', 'none', or 'recursive'" 1 +fi + +if [ ! "x$VCSH_WORKTREE" = 'xabsolute' ] && [ ! "x$VCSH_WORKTREE" = 'xrelative' ]; then + fatal "'\$VCSH_WORKTREE' must equal 'absolute', or 'relative'" 1 +fi help() { @@ -107,6 +115,7 @@ help() { Rename repository run \\ Use this repository + status [] Show statuses of all/one vcsh repositories upgrade Upgrade repository to currently recommended settings version Print version information which Find substring in name of any tracked file @@ -144,16 +153,20 @@ clone() { exit fi git fetch - for object in $(git ls-tree -r origin/master | awk '{print $4}'); do + hook pre-merge + git ls-tree -r --name-only origin/master | (while read object; do [ -e "$object" ] && error "'$object' exists." && - VCSH_CONFLICT=1; + VCSH_CONFLICT=1 done - [ "$VCSH_CONFLICT" = '1' ] && + [ "$VCSH_CONFLICT" = '1' ]) && fatal "will stop after fetching and not try to merge! - Once this situation has been resolved, run 'vcsh run $VCSH_REPO_NAME git pull' to finish cloning.\n" 17 + Once this situation has been resolved, run 'vcsh run $VCSH_REPO_NAME git pull' to finish cloning." 17 git merge origin/master + hook post-merge hook post-clone + retire + hook post-clone-retired } commit() { @@ -163,6 +176,7 @@ commit() { export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git" use git commit --untracked-files=no --quiet + VCSH_COMMAND_RETURN_CODE=$? echo done hook post-commit @@ -207,12 +221,13 @@ hook() { } init() { + hook pre-init [ ! -e "$GIT_DIR" ] || fatal "'$GIT_DIR' exists" 10 - export GIT_WORK_TREE="$VCSH_BASE" - mkdir -p "$GIT_WORK_TREE" || fatal "could not create '$GIT_WORK_TREE'" 50 - cd "$GIT_WORK_TREE" || fatal "could not enter '$GIT_WORK_TREE'" 11 - git init + mkdir -p "$VCSH_BASE" || fatal "could not create '$VCSH_BASE'" 50 + cd "$VCSH_BASE" || fatal "could not enter '$VCSH_BASE'" 11 + git init --shared=0600 upgrade + hook post-init } list() { @@ -240,10 +255,12 @@ list_tracked_by() { pull() { hook pre-pull for VCSH_REPO_NAME in $(list); do - echo -n "$VCSH_REPO_NAME: " + printf "$VCSH_REPO_NAME: " export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git" use git pull + VCSH_COMMAND_RETURN_CODE=$? + echo done hook post-pull } @@ -251,41 +268,83 @@ pull() { push() { hook pre-push for VCSH_REPO_NAME in $(list); do - echo -n "$VCSH_REPO_NAME: " + printf "$VCSH_REPO_NAME: " export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git" use git push + VCSH_COMMAND_RETURN_CODE=$? + echo done hook post-push } +retire() { + unset VCSH_DIRECTORY +} + rename() { git_dir_exists [ -d "$GIT_DIR_NEW" ] && fatal "'$GIT_DIR_NEW' exists" 54 mv -f "$GIT_DIR" "$GIT_DIR_NEW" || fatal "Could not mv '$GIT_DIR' '$GIT_DIR_NEW'" 52 + # Now that the repository has been renamed, we need to fix up its configuration + # Overwrite old name.. + GIT_DIR="$GIT_DIR_NEW" + VCSH_REPO_NAME="$VCSH_REPO_NAME_NEW" + # ..and clobber all old configuration + upgrade } run() { hook pre-run use "$@" + VCSH_COMMAND_RETURN_CODE=$? hook post-run } +status() { + if [ ! "x$VCSH_REPO_NAME" = "x" ]; then + export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git" + use + git status --short --untracked-files='no' + VCSH_COMMAND_RETURN_CODE=$? + else + for VCSH_REPO_NAME in $(list); do + echo "$VCSH_REPO_NAME:" + export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git" + use + git status --short --untracked-files='no' + VCSH_COMMAND_RETURN_CODE=$? + echo + done + fi +} + upgrade() { hook pre-upgrade + # fake-bare repositories are not bare, actually. Set this to false + # because otherwise Git complains "fatal: core.bare and core.worktree + # do not make sense" + git config core.bare false + # core.worktree may be absolute or relative to $GIT_DIR, depending on + # user preference + if [ ! "x$VCSH_WORKTREE" = 'xabsolute' ]; then + git config core.worktree $(cd $GIT_DIR && GIT_WORK_TREE="$VCSH_BASE" git rev-parse --show-cdup) + elif [ ! "x$VCSH_WORKTREE" = 'xrelative' ]; then + git config core.worktree "$VCSH_BASE" + fi + [ ! "x$VCSH_GITIGNORE" = 'xnone' ] && git config core.excludesfile ".gitignore.d/$VCSH_REPO_NAME" + [ ! "x$VCSH_GITATTRIBUTES" = 'xnone' ] && git config core.attributesfile ".gitattributes.d/$VCSH_REPO_NAME" + git config vcsh.vcsh 'true' use - git config core.worktree "$GIT_WORK_TREE" - git config core.excludesfile ".gitignore.d/$VCSH_REPO_NAME" - git config vcsh.vcsh 'true' [ -e "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME" ] && git add -f "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME" + [ -e "$VCSH_BASE/.gitattributes.d/$VCSH_REPO_NAME" ] && git add -f "$VCSH_BASE/.gitattributes.d/$VCSH_REPO_NAME" hook post-upgrade } use() { git_dir_exists - export GIT_WORK_TREE="$(git config --get core.worktree)" export VCSH_DIRECTORY="$VCSH_REPO_NAME" } @@ -298,8 +357,16 @@ which() { } write_gitignore() { + # Don't do anything if the user does not want to write gitignore + if [ "x$VCSH_GITIGNORE" = 'xnone' ]; then + info "Not writing gitignore as '\$VCSH_GITIGNORE' is set to 'none'" + exit + fi + use cd "$VCSH_BASE" || fatal "could not enter '$VCSH_BASE'" 11 + OLDIFS="$IFS" + IFS=$(printf '\n\t') gitignores=$(for file in $(git ls-files); do while true; do echo $file; new="${file%/*}" @@ -307,14 +374,20 @@ write_gitignore() { file="$new" done; done | sort -u) - tempfile=$(mktemp) || fatal "could not create tempfile" 51 + + # Contrary to GNU mktemp, mktemp on BSD/OSX requires a template for temp files + # Using a template makes GNU mktemp default to $PWD and not #TMPDIR for tempfile location + # To make every OS happy, set full path explicitly + tempfile=$(mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX") || fatal "could not create tempfile: '${tempfile}'" 51 + echo '*' > "$tempfile" || fatal "could not write to '$tempfile'" 57 for gitignore in $gitignores; do echo "$gitignore" | sed 's@^@!/@' >> "$tempfile" || fatal "could not write to '$tempfile'" 57 - if [ x$VCSH_GITIGNORE = x'recursive' ] && [ -d "$gitignore" ]; then + if [ "x$VCSH_GITIGNORE" = 'xrecursive' ] && [ -d "$gitignore" ]; then { echo "$gitignore/*" | sed 's@^@!/@' >> "$tempfile" || fatal "could not write to '$tempfile'" 57; } fi done + IFS="$OLDIFS" if diff -N "$tempfile" "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME" > /dev/null; then rm -f "$tempfile" || error "could not delete '$tempfile'" exit @@ -328,48 +401,71 @@ write_gitignore() { fatal "could not move '$tempfile' to '$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME'" 53 } -if [ ! "x$VCSH_GITIGNORE" = 'xexact' ] && [ ! "x$VCSH_GITIGNORE" = 'xrecursive' ]; then - fatal "'\$VCSH_GITIGNORE' must be either 'exact' or 'recursive'" 1 +debug $(git version) + +if [ ! "x$VCSH_GITIGNORE" = 'xexact' ] && [ ! "x$VCSH_GITIGNORE" = 'xnone' ] && [ ! "x$VCSH_GITIGNORE" = 'xrecursive' ]; then + fatal "'\$VCSH_GITIGNORE' must equal 'exact', 'none', or 'recursive'" 1 fi -if [ "$1" = 'clone' ]; then - [ -z "$2" ] && fatal "$1: please specify a remote" 1 - export VCSH_COMMAND="$1" +export VCSH_COMMAND="$1" + +case "$VCSH_COMMAND" in + clon|clo|cl) VCSH_COMMAND=clone;; + commi|comm|com|co) VCSH_COMMAND=commit;; + delet|dele|del|de) VCSH_COMMAND=delete;; + ente|ent|en) VCSH_COMMAND=enter;; + hel|he) VCSH_COMMAND=help;; + ini|in) VCSH_COMMAND=init;; + pul) VCSH_COMMAND=pull;; + pus) VCSH_COMMAND=push;; + renam|rena|ren|re) VCSH_COMMAND=rename;; + ru) VCSH_COMMAND=run;; + statu|stat|sta|st) VCSH_COMMAND=status;; + upgrad|upgra|upgr|up) VCSH_COMMAND=upgrade;; + versio|versi|vers|ver|ve) VCSH_COMMAND=version;; + which|whi|wh) VCSH_COMMAND=which;; + write|writ|wri|wr) VCSH_COMMAND=write-gitignore;; +esac + +if [ "$VCSH_COMMAND" = 'clone' ]; then + [ -z "$2" ] && fatal "$VCSH_COMMAND: please specify a remote" 1 GIT_REMOTE="$2" - [ -n "$3" ] && VCSH_REPO_NAME="$3" || VCSH_REPO_NAME=$(basename "$GIT_REMOTE" .git) + [ -n "$3" ] && VCSH_REPO_NAME="$3" || VCSH_REPO_NAME=$(basename "${GIT_REMOTE#*:}" .git) + [ -z "$VCSH_REPO_NAME" ] && fatal "$VCSH_COMMAND: could not determine repository name" 1 export VCSH_REPO_NAME export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git" -elif [ "$1" = 'version' ]; then +elif [ "$VCSH_COMMAND" = 'version' ]; then echo "$SELF $VERSION" + git version exit -elif [ "$1" = 'which' ]; then - [ -z "$2" ] && fatal "$1: please specify a filename" 1 - [ -n "$3" ] && fatal "$1: too many parameters" 1 - export VCSH_COMMAND="$1" +elif [ "$VCSH_COMMAND" = 'which' ]; then + [ -z "$2" ] && fatal "$VCSH_COMMAND: please specify a filename" 1 + [ -n "$3" ] && fatal "$VCSH_COMMAND: too many parameters" 1 export VCSH_COMMAND_PARAMETER="$2" -elif [ "$1" = 'delete' ] || - [ "$1" = 'enter' ] || - [ "$1" = 'init' ] || - [ "$1" = 'list-tracked-by' ] || - [ "$1" = 'rename' ] || - [ "$1" = 'run' ] || - [ "$1" = 'upgrade' ] || - [ "$1" = 'write-gitignore' ]; then - [ -z $2 ] && fatal "$1: please specify repository to work on" 1 - [ "$1" = 'rename' -a -z "$3" ] && fatal "$1: please specify a target name" 1 - [ "$1" = 'run' -a -z "$3" ] && fatal "$1: please specify a command" 1 - export VCSH_COMMAND="$1" +elif [ "$VCSH_COMMAND" = 'delete' ] || + [ "$VCSH_COMMAND" = 'enter' ] || + [ "$VCSH_COMMAND" = 'init' ] || + [ "$VCSH_COMMAND" = 'list-tracked-by' ] || + [ "$VCSH_COMMAND" = 'rename' ] || + [ "$VCSH_COMMAND" = 'run' ] || + [ "$VCSH_COMMAND" = 'upgrade' ] || + [ "$VCSH_COMMAND" = 'write-gitignore' ]; then + [ -z $2 ] && fatal "$VCSH_COMMAND: please specify repository to work on" 1 + [ "$VCSH_COMMAND" = 'rename' -a -z "$3" ] && fatal "$VCSH_COMMAND: please specify a target name" 1 + [ "$VCSH_COMMAND" = 'run' -a -z "$3" ] && fatal "$VCSH_COMMAND: please specify a command" 1 export VCSH_REPO_NAME="$2" export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git" - [ "$VCSH_COMMAND" = 'rename' ] && export GIT_DIR_NEW="$VCSH_REPO_D/$3.git" - [ "$VCSH_COMMAND" = 'run' ] && shift 2 - [ "$VCSH_COMMAND" = 'write-gitignore' ] -elif [ "$1" = 'commit' ] || - [ "$1" = 'list' ] || - [ "$1" = 'list-tracked' ] || - [ "$1" = 'pull' ] || - [ "$1" = 'push' ]; then - export VCSH_COMMAND="$1" + [ "$VCSH_COMMAND" = 'rename' ] && { export VCSH_REPO_NAME_NEW="$3"; + export GIT_DIR_NEW="$VCSH_REPO_D/$VCSH_REPO_NAME_NEW.git"; } + [ "$VCSH_COMMAND" = 'run' ] && shift 2 +elif [ "$VCSH_COMMAND" = 'commit' ] || + [ "$VCSH_COMMAND" = 'list' ] || + [ "$VCSH_COMMAND" = 'list-tracked' ] || + [ "$VCSH_COMMAND" = 'pull' ] || + [ "$VCSH_COMMAND" = 'push' ]; then + : +elif [ "$VCSH_COMMAND" = 'status' ]; then + export VCSH_REPO_NAME="$2" elif [ -n "$2" ]; then export VCSH_COMMAND='run' export VCSH_REPO_NAME="$1" @@ -377,7 +473,7 @@ elif [ -n "$2" ]; then [ -d $GIT_DIR ] || { help; exit 1; } shift 1 set -- "git" "$@" -elif [ -n "$1" ]; then +elif [ -n "$VCSH_COMMAND" ]; then export VCSH_COMMAND='enter' export VCSH_REPO_NAME="$1" export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git" @@ -394,18 +490,21 @@ if echo $VCSH_REPO_NAME | grep -q '/'; then export VCSH_REPO_NAME=$(basename "$VCSH_REPO_NAME" .git) fi - -for check_directory in "$VCSH_REPO_D" "$VCSH_BASE/.gitignore.d" -do +check_dir() { + check_directory="$1" if [ ! -d "$check_directory" ]; then if [ -e "$check_directory" ]; then fatal "'$check_directory' exists but is not a directory" 13 else - info "attempting to create '$check_directory'" + verbose "attempting to create '$check_directory'" mkdir -p "$check_directory" || fatal "could not create '$check_directory'" 50 fi fi -done +} + +check_dir "$VCSH_REPO_D" +[ ! "x$VCSH_GITIGNORE" = 'xnone' ] && check_dir "$VCSH_BASE/.gitignore.d" +[ ! "x$VCSH_GITATTRIBUTES" = 'xnone' ] && check_dir "$VCSH_BASE/.gitattributes.d" verbose "$VCSH_COMMAND begin" export VCSH_COMMAND=$(echo $VCSH_COMMAND | sed 's/-/_/g') @@ -413,3 +512,4 @@ hook pre-command $VCSH_COMMAND "$@" hook post-command verbose "$VCSH_COMMAND end, exiting" +exit $VCSH_COMMAND_RETURN_CODE