X-Git-Url: https://git.madduck.net/code/vcsh.git/blobdiff_plain/9cc2469e835cbe8c1642a7e732ce5478ec629c0e..30dbb0ffb2c3dfaedd4c38d8444f093cd28af7c8:/vcsh diff --git a/vcsh b/vcsh index ac25063..b88fd97 100755 --- a/vcsh +++ b/vcsh @@ -1,40 +1,115 @@ #!/bin/sh # This program is licensed under the GNU GPL version 2 or later. -# (c) Richard "RichiH" Hartmann , 2011-2012 +# (c) Richard "RichiH" Hartmann , 2011-2013 # 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, +# 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" +} + +SELF=$(basename $0) +VERSION='1.20130614' + +fatal() { + echo "$SELF: fatal: $1" >&2 + exit $2 +} + +# We need to run getops as soon as possible so we catch -d and other +# options that will modify our behaviour. +# Commands are handled at the end of this script. +while getopts "c:dv" flag; do + if [ "$1" = '-d' ] || [ "$1" = '--debug' ]; then + set -vx + VCSH_DEBUG=1 + echo "$SELF $VERSION" + elif [ "$1" = '-v' ];then + VCSH_VERBOSE=1 + echo "$SELF $VERSION" + elif [ "$1" = '-c' ];then + VCSH_OPTION_CONFIG=$OPTARG + fi + shift 1 +done + +source_all() { + # Source file even if it's in $PWD and does not have any slashes in it + case "$1" in + */*) . "$1";; + *) . "$PWD/$1";; + esac; +} + +# Read configuration and set defaults if anything's not set [ -n "$VCSH_DEBUG" ] && set -vx [ -z "$XDG_CONFIG_HOME" ] && XDG_CONFIG_HOME="$HOME/.config" + +# Read configuration files if there are any +[ -r "/etc/vcsh/config" ] && . "/etc/vcsh/config" [ -r "$XDG_CONFIG_HOME/vcsh/config" ] && . "$XDG_CONFIG_HOME/vcsh/config" +if [ -n "$VCSH_OPTION_CONFIG" ]; then + # Source $VCSH_OPTION_CONFIG if it can be read and is in $PWD of $PATH + if [ -r "$VCSH_OPTION_CONFIG" ]; then + source_all "$VCSH_OPTION_CONFIG" + else + fatal "Can not read configuration file '$VCSH_OPTION_CONFIG'" 1 + fi +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' -SELF=$(basename $0) help() { - echo "usage: $SELF + echo "usage: $SELF + options: + -c Source file + -d Enable debug mode + -v Enable verbose mode + + commands: clone \\ [] Clone from an existing repository + delete Delete an existing repository + enter Enter repository; spawn new instance of \$SHELL help Display this help text - delete Delete an existing repository - enter Enter repository; spawn new instance of \$SHELL init Initialize a new repository list List all repositories list-tracked List all files tracked by vcsh list-tracked-by \\ List files tracked by a repository + pull Pull from all vcsh remotes + push Push to vcsh remotes rename \\ Rename repository run \\ Use this repository - setup Set up repository with recommended settings + status Show statuses of all vcsh repositories + upgrade Upgrade repository to currently recommended settings + version Print version information + which Find substring in name of any tracked file write-gitignore \\ Write .gitignore.d/ via git ls-files @@ -50,11 +125,6 @@ verbose() { if [ -n "$VCSH_DEBUG" ] || [ -n "$VCSH_VERBOSE" ]; then echo "$SELF: verbose: $@"; fi } -fatal() { - echo "$SELF: fatal: $1" >&2 - exit $2 -} - error() { echo "$SELF: error: $1" >&2 } @@ -64,6 +134,7 @@ info() { } clone() { + hook pre-clone init git remote add origin "$GIT_REMOTE" git config branch.master.remote origin @@ -82,12 +153,15 @@ clone() { fatal "will stop after fetching and not try to merge! Once this situation has been resolved, run 'vcsh run $VCSH_REPO_NAME git pull' to finish cloning.\n" 17 git merge origin/master + hook post-clone + retire + hook post-clone-retired } delete() { cd "$VCSH_BASE" || fatal "could not enter '$VCSH_BASE'" 11 use - info "This operation WILL DETROY DATA!" + info "This operation WILL DESTROY DATA!" files=$(git ls-files) echo "These files will be deleted: @@ -100,7 +174,7 @@ To continue, type 'Yes, do as I say'" for file in $files; do rm -f $file || info "could not delete '$file', continuing with deletion" done - rmdir "$GIT_DIR" || error "could not delete '$GIT_DIR'" + rm -rf "$GIT_DIR" || error "could not delete '$GIT_DIR'" } enter() { @@ -117,6 +191,7 @@ git_dir_exists() { hook() { for hook in $VCSH_HOOK_D/$1* $VCSH_HOOK_D/$VCSH_REPO_NAME.$1*; do [ -x "$hook" ] || continue + verbose "executing '$hook'" "$hook" done } @@ -127,12 +202,12 @@ init() { 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 - setup + upgrade } list() { - for i in "$VCSH_REPO_D"/*.git; do - echo $(basename "$i" .git) + for repo in "$VCSH_REPO_D"/*.git; do + [ -d "$repo" ] && [ -r "$repo" ] && echo $(basename "$repo" .git) done } @@ -152,28 +227,71 @@ list_tracked_by() { git ls-files | sort -u } +pull() { + hook pre-pull + for VCSH_REPO_NAME in $(list); do + echo -n "$VCSH_REPO_NAME: " + export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git" + use + git pull + done + hook post-pull +} + +push() { + hook pre-push + for VCSH_REPO_NAME in $(list); do + echo -n "$VCSH_REPO_NAME: " + export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git" + use + git push + done + hook post-push +} + +retire() { + unset GIT_WORK_TREE + 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 - $VCSH_EXTERNAL_COMMAND + "$@" hook post-run } -setup() { - hook pre-setup +status() { + 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' + echo + done +} + +upgrade() { + hook pre-upgrade use git config core.worktree "$GIT_WORK_TREE" - git config core.excludesfile ".gitignore.d/$VCSH_REPO_NAME" + [ ! "x$VCSH_GITIGNORE" = 'xnone' ] && git config core.excludesfile ".gitignore.d/$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" - hook post-setup + hook post-upgrade } use() { @@ -182,7 +300,21 @@ use() { export VCSH_DIRECTORY="$VCSH_REPO_NAME" } +which() { + for VCSH_REPO_NAME in $(list); do + for VCSH_FILE in $(get_files); do + echo $VCSH_FILE | grep -q "$VCSH_COMMAND_PARAMETER" && echo "$VCSH_REPO_NAME: $VCSH_FILE" + done + done | sort -u +} + write_gitignore() { + # Don't do anything if the user does not want to write gitignore + if [ "x$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 gitignores=$(for file in $(git ls-files); do @@ -195,9 +327,9 @@ write_gitignore() { tempfile=$(mktemp) || fatal "could not create 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 - { echo "$gitignore/*" | sed 's/^/!/' >> "$tempfile" || fatal "could not write to '$tempfile'" 57; } + echo "$gitignore" | sed 's@^@!/@' >> "$tempfile" || fatal "could not write to '$tempfile'" 57 + if [ "x$VCSH_GITIGNORE" = 'xrecursive' ] && [ -d "$gitignore" ]; then + { echo "$gitignore/*" | sed 's@^@!/@' >> "$tempfile" || fatal "could not write to '$tempfile'" 57; } fi done if diff -N "$tempfile" "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME" > /dev/null; then @@ -213,36 +345,47 @@ write_gitignore() { fatal "could not move '$tempfile' to '$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME'" 53 } -if [ ! x$VCSH_GITIGNORE = x'exact' ] && [ ! x$VCSH_GITIGNORE = x'recursive' ]; then - fatal "\$VCSH_GITIGNORE must be either 'exact' or 'recursive'" 1 +if [ ! "x$VCSH_GITIGNORE" = 'xexact' ] && [ ! "x$VCSH_GITIGNORE" = 'xrecursive' ] && [ ! "x$VCSH_GITIGNORE" = 'xnone' ]; then + fatal "'\$VCSH_GITIGNORE' must equal 'exact', 'recursive', or 'none'" 1 fi if [ "$1" = 'clone' ]; then - [ -z $2 ] && fatal "$1: please specify a remote" 1 + [ -z "$2" ] && fatal "$1: please specify a remote" 1 export VCSH_COMMAND="$1" GIT_REMOTE="$2" [ -n "$3" ] && VCSH_REPO_NAME="$3" || VCSH_REPO_NAME=$(basename "$GIT_REMOTE" .git) export VCSH_REPO_NAME export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git" -elif [ "$1" = 'delete' ] || - [ "$1" = 'enter' ] || - [ "$1" = 'init' ] || - [ "$1" = 'list-tracked-by' ] || - [ "$1" = 'rename' ] || - [ "$1" = 'run' ] || - [ "$1" = 'setup' ] || +elif [ "$1" = 'version' ]; then + echo "$SELF $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" + 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 + [ "$1" = 'run' -a -z "$3" ] && fatal "$1: please specify a command" 1 export VCSH_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 && export VCSH_EXTERNAL_COMMAND="$*" - [ "$VCSH_COMMAND" = 'write-gitignore' ] + [ "$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 [ "$1" = 'list' ] || - [ "$1" = 'list-tracked' ]; then + [ "$1" = 'list-tracked' ] || + [ "$1" = 'pull' ] || + [ "$1" = 'push' ] || + [ "$1" = 'status' ]; then export VCSH_COMMAND="$1" elif [ -n "$2" ]; then export VCSH_COMMAND='run' @@ -250,7 +393,7 @@ elif [ -n "$2" ]; then export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git" [ -d $GIT_DIR ] || { help; exit 1; } shift 1 - export VCSH_EXTERNAL_COMMAND="git $*" + set -- "git" "$@" elif [ -n "$1" ]; then export VCSH_COMMAND='enter' export VCSH_REPO_NAME="$1" @@ -265,12 +408,11 @@ fi # Mangle the input to fit normal operation. if echo $VCSH_REPO_NAME | grep -q '/'; then export GIT_DIR=$VCSH_REPO_NAME - export VCSH_REPO_NAME=$(basename $VCSH_REPO_NAME .git) + export VCSH_REPO_NAME=$(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 @@ -279,9 +421,14 @@ do 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 "$VCSH_BASE/.gitignore.d" verbose "$VCSH_COMMAND begin" export VCSH_COMMAND=$(echo $VCSH_COMMAND | sed 's/-/_/g') -$VCSH_COMMAND +hook pre-command +$VCSH_COMMAND "$@" +hook post-command verbose "$VCSH_COMMAND end, exiting"