X-Git-Url: https://git.madduck.net/code/vcsh.git/blobdiff_plain/33de26d293a95451545def939ddbeb287d068cc8..b505b12474d422c623d31691822bea11f169262a:/vcsh diff --git a/vcsh b/vcsh index 3a8fefc..c3d90db 100755 --- a/vcsh +++ b/vcsh @@ -1,40 +1,114 @@ #!/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: $SELF + options: + -c Source file + -d Enable debug mode + -v Enable verbose mode + + commands: clone \\ [] Clone from an existing repository + delete Delete an existing repository + enter Enter repository; spawn new instance of \$SHELL help Display this help text - delete Delete an existing repository - enter Enter repository; spawn new instance of \$SHELL init Initialize a new repository list List all repositories list-tracked List all files tracked by vcsh list-tracked-by \\ List files tracked by a repository + pull Pull from all vcsh remotes + push Push to vcsh remotes rename \\ Rename repository run \\ Use this repository - setup Set up repository with recommended settings + upgrade Upgrade repository to currently recommended settings + version Print version information + which Find substring in name of any tracked file write-gitignore \\ Write .gitignore.d/ via git ls-files @@ -50,11 +124,6 @@ verbose() { if [ -n "$VCSH_DEBUG" ] || [ -n "$VCSH_VERBOSE" ]; then echo "$SELF: verbose: $@"; fi } -fatal() { - echo "$SELF: fatal: $1" >&2 - exit $2 -} - error() { echo "$SELF: error: $1" >&2 } @@ -64,6 +133,7 @@ info() { } clone() { + hook pre-clone init git remote add origin "$GIT_REMOTE" git config branch.master.remote origin @@ -82,12 +152,13 @@ clone() { fatal "will stop after fetching and not try to merge! Once this situation has been resolved, run 'vcsh run $VCSH_REPO_NAME git pull' to finish cloning.\n" 17 git merge origin/master + hook post-clone } delete() { cd "$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 +171,7 @@ 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 - rm -r "$GIT_DIR" || error "could not delete '$GIT_DIR'" + rm -rf "$GIT_DIR" || error "could not delete '$GIT_DIR'" } enter() { @@ -117,7 +188,7 @@ git_dir_exists() { hook() { for hook in $VCSH_HOOK_D/$1* $VCSH_HOOK_D/$VCSH_REPO_NAME.$1*; do [ -x "$hook" ] || continue - info "executing '$hook'" + verbose "executing '$hook'" "$hook" done } @@ -128,12 +199,12 @@ init() { mkdir -p "$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 } @@ -153,28 +224,56 @@ 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 +} + 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 +upgrade() { + hook pre-upgrade 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" - hook post-setup + hook post-upgrade } use() { @@ -183,6 +282,14 @@ 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: $VCSH_FILE" + done + done | sort -u +} + write_gitignore() { use cd "$VCSH_BASE" || fatal "could not enter '$VCSH_BASE'" 11 @@ -196,9 +303,9 @@ write_gitignore() { tempfile=$(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 + 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 '$tempfile'" 57; } fi done if diff -N "$tempfile" "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME" > /dev/null; then @@ -225,25 +332,36 @@ if [ "$1" = 'clone' ]; then [ -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 [ "$1" = 'version' ]; then + echo "$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" = 'setup' ] || + [ "$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" = 'rename' ] && { export VCSH_REPO_NAME_NEW="$3"; + export GIT_DIR_NEW="$VCSH_REPO_D/$VCSH_REPO_NAME_NEW.git" } + [ "$VCSH_COMMAND" = 'run' ] && shift 2 [ "$VCSH_COMMAND" = 'write-gitignore' ] elif [ "$1" = 'list' ] || - [ "$1" = 'list-tracked' ]; then + [ "$1" = 'list-tracked' ] || + [ "$1" = 'pull' ] || + [ "$1" = 'push' ]; then export VCSH_COMMAND="$1" elif [ -n "$2" ]; then export VCSH_COMMAND='run' @@ -251,7 +369,7 @@ 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="$1" @@ -284,5 +402,7 @@ done verbose "$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"