Merge pull request #183 from ohspite/ff-initial-merge

[code/vcsh.git] / vcsh

diff --git a/vcsh b/vcsh
index 301151a1d6d83ca10e678957300819ff50de5c3d..c30b12d15edcb4bbc2b1dda41b67d3b47c9c5174 100755 (executable)
--- a/vcsh
+++ b/vcsh
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 # This program is licensed under the GNU GPL version 2 or later.
 #!/bin/sh
 
 # This program is licensed under the GNU GPL version 2 or later.

-# (c) Richard "RichiH" Hartmann <richih@debian.org>, 2011-2014
+# (c) Richard "RichiH" Hartmann <richih@debian.org>, 2011-2015

 # For details, see LICENSE. To submit patches, you have to agree to
 # license your code under the GNU GPL version 2 or later.
 
 # For details, see LICENSE. To submit patches, you have to agree to
 # license your code under the GNU GPL version 2 or later.
 


@@ -19,11 +19,12 @@
 # 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
 # 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='1.20141009'
+VERSION='1.20141026'

 SELF=$(basename $0)
 
 fatal() {
        echo "$SELF: fatal: $1" >&2
 SELF=$(basename $0)
 
 fatal() {
        echo "$SELF: fatal: $1" >&2

+       [ -z $2 ] && exit 1

        exit $2
 }
 
        exit $2
 }
 


@@ -99,7 +100,8 @@ help() {
    -v                   Enable verbose mode
 
    commands:
    -v                   Enable verbose mode
 
    commands:

-   clone <remote> \\
+   clone [-b <branch>] \\
+         <remote> \\

          [<repo>]       Clone from an existing repository
    commit               Commit in all repositories
    delete <repo>        Delete an existing repository
          [<repo>]       Clone from an existing repository
    commit               Commit in all repositories
    delete <repo>        Delete an existing repository


@@ -107,16 +109,18 @@ help() {
    help                 Display this help text
    init <repo>          Initialize a new repository
    list                 List all repositories
    help                 Display this help text
    init <repo>          Initialize a new repository
    list                 List all repositories

-   list-tracked         List all files tracked by vcsh
-   list-tracked-by \\
-        <repo>          List files tracked by a repository
+   list-tracked \\
+        [<repo>]        List all files tracked all or one repositories
+   list-untracked \\
+        [<-r>] [<repo>] List all files not tracked by all or one repositories

    pull                 Pull from all vcsh remotes
    push                 Push to vcsh remotes
    rename <repo> \\
           <newname>     Rename repository
    run <repo> \\
        <command>        Use this repository
    pull                 Pull from all vcsh remotes
    push                 Push to vcsh remotes
    rename <repo> \\
           <newname>     Rename repository
    run <repo> \\
        <command>        Use this repository

-   status [<repo>]      Show statuses of all/one vcsh repositories
+   status \\
+     [--terse] [<repo>] Show statuses of all/one vcsh repositories

    upgrade <repo>       Upgrade repository to currently recommended settings
    version              Print version information
    which <substring>    Find substring in name of any tracked file
    upgrade <repo>       Upgrade repository to currently recommended settings
    version              Print version information
    which <substring>    Find substring in name of any tracked file


@@ -147,15 +151,17 @@ clone() {
        hook pre-clone
        init
        git remote add origin "$GIT_REMOTE"
        hook pre-clone
        init
        git remote add origin "$GIT_REMOTE"

-       git config branch.master.remote origin
-       git config branch.master.merge  refs/heads/master
-       if [ $(git ls-remote origin master 2> /dev/null | wc -l ) -lt 1 ]; then
-               info "remote is empty, not merging anything"
+       git checkout -b "$VCSH_BRANCH" || return $?
+       git config branch."$VCSH_BRANCH".remote origin
+       git config branch."$VCSH_BRANCH".merge  refs/heads/"$VCSH_BRANCH"
+       if [ $(git ls-remote origin "$VCSH_BRANCH" 2> /dev/null | wc -l ) -lt 1 ]; then
+               info "remote is empty, not merging anything.
+  You should add files to your new repository."

                exit
        fi
                exit
        fi

-       git fetch
+       git fetch origin "$VCSH_BRANCH"

        hook pre-merge
        hook pre-merge

-       git ls-tree -r --name-only origin/master | (while read object; do
+       git ls-tree -r --name-only origin/"$VCSH_BRANCH" | (while read object; do

                [ -e "$object" ] &&
                        error "'$object' exists." &&
                        VCSH_CONFLICT=1
                [ -e "$object" ] &&
                        error "'$object' exists." &&
                        VCSH_CONFLICT=1


@@ -163,7 +169,7 @@ clone() {
        [ x"$VCSH_CONFLICT" = x'1' ]) &&
                fatal "will stop after fetching and not try to merge!
   Once this situation has been resolved, run 'vcsh $VCSH_REPO_NAME pull' to finish cloning." 17
        [ x"$VCSH_CONFLICT" = x'1' ]) &&
                fatal "will stop after fetching and not try to merge!
   Once this situation has been resolved, run 'vcsh $VCSH_REPO_NAME pull' to finish cloning." 17

-       git merge origin/master
+       git -c merge.ff=true merge origin/"$VCSH_BRANCH"

        hook post-merge
        hook post-clone
        retire
        hook post-merge
        hook post-clone
        retire


@@ -243,16 +249,71 @@ get_files() {
 }
 
 list_tracked() {
 }
 
 list_tracked() {

-       for VCSH_REPO_NAME in $(list); do
-               get_files
-       done | sed "s,^,$(printf '%s\n' "$VCSH_BASE/" | \
-           sed 's/[,\&]/\\&/g')," | sort -u
+       VCSH_REPO_NAME=$2; export VCSH_REPO_NAME
+       if [ -n "$VCSH_REPO_NAME" ]; then
+               get_files | list_tracked_helper
+       else
+               for VCSH_REPO_NAME in $(list); do
+                       get_files
+               done | list_tracked_helper
+       fi
+}
+
+list_tracked_helper() {
+       sed "s,^,$(printf '%s\n' "$VCSH_BASE/" | sed 's/[,\&]/\\&/g')," | sort -u

 }
 
 list_tracked_by() {
 }
 
 list_tracked_by() {

-       use
-       git ls-files | sed "s,^,$(printf '%s\n' "$VCSH_BASE/" | \
-           sed 's/[,\&]/\\&/g')," | sort -u
+       list_tracked '' $2
+}
+
+list_untracked() {
+       command -v 'comm' >/dev/null 2>&1 || fatal "Could not find 'comm'"
+
+       temp_file_others=$(mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX") || fatal 'Could not create temp file'
+       temp_file_untracked=$(mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX") || fatal 'Could not create temp file'
+       temp_file_untracked_copy=$(mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX") || fatal 'Could not create temp file'
+
+       # Hack in support for `vcsh list-untracked -r`...
+       directory_opt="--directory"
+       shift 1
+       while getopts "r" flag; do
+               if [ x"$1" = x'-r' ]; then
+                       unset directory_opt
+               fi
+               shift 1
+       done
+       # ...and parse for a potential parameter afterwards. As we shifted things out of $* in during getops, we need to look at $1
+       VCSH_REPO_NAME=$1; export VCSH_REPO_NAME
+
+       if [ -n "$VCSH_REPO_NAME" ]; then
+               list_untracked_helper $VCSH_REPO_NAME
+       else
+               for VCSH_REPO_NAME in $(list); do
+                       list_untracked_helper $VCSH_REPO_NAME
+               done
+       fi
+       cat $temp_file_untracked
+
+       unset directory_opt directory_component
+       rm -f $temp_file_others $temp_file_untracked $temp_file_untracked_copy || fatal 'Could not delete temp files'
+}
+
+list_untracked_helper() {
+       export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git"
+       git ls-files --others "$directory_opt" | (
+               while read line; do
+                       echo "$line"
+                       directory_component=${line%%/*}
+                       [ -d "$directory_component" ] && printf '%s/\n' "$directory_component"
+               done
+               ) | sort -u > $temp_file_others
+       if [ -z "$ran_once" ]; then
+               ran_once=1
+               cp $temp_file_others $temp_file_untracked || fatal 'Could not copy temp file'
+       fi
+       cp $temp_file_untracked $temp_file_untracked_copy || fatal 'Could not copy temp file'
+       comm -12 $temp_file_others $temp_file_untracked_copy > $temp_file_untracked

 }
 
 pull() {
 }
 
 pull() {


@@ -307,23 +368,35 @@ run() {
 }
 
 status() {
 }
 
 status() {

+       if [ -t 1 ]; then
+               COLORING="-c color.status=always"
+       fi

        if [ -n "$VCSH_REPO_NAME" ]; then
        if [ -n "$VCSH_REPO_NAME" ]; then

-               GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
-               use
-               git status --short --untracked-files='no'
-               VCSH_COMMAND_RETURN_CODE=$?
+               status_helper $VCSH_REPO_NAME

        else
                for VCSH_REPO_NAME in $(list); do
        else
                for VCSH_REPO_NAME in $(list); do

-                       echo "$VCSH_REPO_NAME:"
-                       GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
-                       use
-                       git status --short --untracked-files='no'
-                       VCSH_COMMAND_RETURN_CODE=$?
-                       echo
+                       STATUS=$(status_helper $VCSH_REPO_NAME "$COLORING")
+                       [ -n "$STATUS" -o -z "$VCSH_STATUS_TERSE" ] && echo "$VCSH_REPO_NAME:"
+                       [ -n "$STATUS" ]            && echo "$STATUS"
+                       [ -z "$VCSH_STATUS_TERSE" ] && echo

                done
        fi
 }
 
                done
        fi
 }
 

+status_helper() {
+       GIT_DIR=$VCSH_REPO_D/$1.git; export GIT_DIR
+       VCSH_GIT_OPTIONS=$2
+       use
+       remote_tracking_branch=$(git rev-parse --abbrev-ref --symbolic-full-name @{u} 2> /dev/null) && {
+               commits_behind=$(git log ..${remote_tracking_branch} --oneline | wc -l)
+               commits_ahead=$(git log ${remote_tracking_branch}.. --oneline | wc -l)
+               [ ${commits_behind} -ne 0 ] && echo "Behind $remote_tracking_branch by $commits_behind commits"
+               [ ${commits_ahead} -ne 0 ] && echo "Ahead of $remote_tracking_branch by $commits_ahead commits"
+       }
+       git ${VCSH_GIT_OPTIONS} status --short --untracked-files='no'
+       VCSH_COMMAND_RETURN_CODE=$?
+}
+

 upgrade() {
        hook pre-upgrade
        # fake-bare repositories are not bare, actually. Set this to false
 upgrade() {
        hook pre-upgrade
        # fake-bare repositories are not bare, actually. Set this to false


@@ -352,12 +425,14 @@ use() {
 }
 
 which() {
 }
 
 which() {

-       [ -e "$VCSH_COMMAND_PARAMETER" ] || fatal "'$VCSH_COMMAND_PARAMETER' does not exist" 1
-       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: $VCSH_FILE"
-               done
-       done | sort -u
+       output=$(for VCSH_REPO_NAME in $(list); do
+               get_files | grep -- "$VCSH_COMMAND_PARAMETER" | sed "s/^/$VCSH_REPO_NAME: /"
+       done | sort -u)
+       if [ -z "$output" ]; then
+               fatal "'$VCSH_COMMAND_PARAMETER' does not exist" 1
+       else
+               echo "$output"
+       fi

 }
 
 write_gitignore() {
 }
 
 write_gitignore() {


@@ -432,11 +507,28 @@ case $VCSH_COMMAND in
 esac    
 
 if [ x"$VCSH_COMMAND" = x'clone' ]; then
 esac    
 
 if [ x"$VCSH_COMMAND" = x'clone' ]; then

+       VCSH_BRANCH=
+       if [ "$2" = -b ]; then
+               VCSH_BRANCH=$3
+               shift
+               shift
+       fi

        [ -z "$2" ] && fatal "$VCSH_COMMAND: please specify a remote" 1
        GIT_REMOTE="$2"
        [ -z "$2" ] && fatal "$VCSH_COMMAND: please specify a remote" 1
        GIT_REMOTE="$2"

-       [ -n "$3" ] && VCSH_REPO_NAME=$3 || VCSH_REPO_NAME=$(basename "${GIT_REMOTE#*:}" .git)
+       [ -n "$VCSH_BRANCH" ] || if [ "$3" = -b ]; then
+               VCSH_BRANCH=$4
+               shift
+               shift
+       fi
+       if [ -n "$3" ]; then
+               VCSH_REPO_NAME=$3
+               [ -z "$VCSH_BRANCH" ] && [ "$4" = -b ] && VCSH_BRANCH=$5
+       else
+               VCSH_REPO_NAME=$(basename "${GIT_REMOTE#*:}" .git)
+       fi

        [ -z "$VCSH_REPO_NAME" ] && fatal "$VCSH_COMMAND: could not determine repository name" 1
        export VCSH_REPO_NAME
        [ -z "$VCSH_REPO_NAME" ] && fatal "$VCSH_COMMAND: could not determine repository name" 1
        export VCSH_REPO_NAME

+       [ -n "$VCSH_BRANCH" ] || VCSH_BRANCH=master

        GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
 elif [ "$VCSH_COMMAND" = 'version' ]; then
        echo "$SELF $VERSION"
        GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
 elif [ "$VCSH_COMMAND" = 'version' ]; then
        echo "$SELF $VERSION"


@@ -465,10 +557,15 @@ elif [ x"$VCSH_COMMAND" = x'delete' ]           ||
 elif [ x"$VCSH_COMMAND" = x'commit' ] ||
      [ x"$VCSH_COMMAND" = x'list'   ] ||
      [ x"$VCSH_COMMAND" = x'list-tracked' ] ||
 elif [ x"$VCSH_COMMAND" = x'commit' ] ||
      [ x"$VCSH_COMMAND" = x'list'   ] ||
      [ x"$VCSH_COMMAND" = x'list-tracked' ] ||

+     [ x"$VCSH_COMMAND" = x'list-untracked' ] ||

      [ x"$VCSH_COMMAND" = x'pull'   ] ||
      [ x"$VCSH_COMMAND" = x'push'   ]; then
        :
 elif [ x"$VCSH_COMMAND" = x'status' ]; then
      [ x"$VCSH_COMMAND" = x'pull'   ] ||
      [ x"$VCSH_COMMAND" = x'push'   ]; then
        :
 elif [ x"$VCSH_COMMAND" = x'status' ]; then

+       if [ x"$2" = x'--terse' ]; then
+               VCSH_STATUS_TERSE=1; export VCSH_STATUS_TERSE
+               shift
+       fi

        VCSH_REPO_NAME=$2; export VCSH_REPO_NAME
 elif [ -n "$2" ]; then
        VCSH_COMMAND='run'; export VCSH_COMMAND
        VCSH_REPO_NAME=$2; export VCSH_REPO_NAME
 elif [ -n "$2" ]; then
        VCSH_COMMAND='run'; export VCSH_COMMAND


@@ -513,6 +610,9 @@ check_dir "$VCSH_REPO_D"
 verbose "$VCSH_COMMAND begin"
 VCSH_COMMAND=$(echo "$VCSH_COMMAND" | sed 's/-/_/g'); export VCSH_COMMAND
 
 verbose "$VCSH_COMMAND begin"
 VCSH_COMMAND=$(echo "$VCSH_COMMAND" | sed 's/-/_/g'); export VCSH_COMMAND
 

+# Source repo-specific configuration file
+[ -r "$XDG_CONFIG_HOME/vcsh/config.d/$VCSH_REPO_NAME" ] && . "$XDG_CONFIG_HOME/vcsh/config.d/$VCSH_REPO_NAME"
+

 # source overlay functions
 for overlay in "$VCSH_OVERLAY_D/$VCSH_COMMAND"* "$VCSH_OVERLAY_D/$VCSH_REPO_NAME.$VCSH_COMMAND"*; do
        [ -r "$overlay" ] || continue
 # source overlay functions
 for overlay in "$VCSH_OVERLAY_D/$VCSH_COMMAND"* "$VCSH_OVERLAY_D/$VCSH_REPO_NAME.$VCSH_COMMAND"*; do
        [ -r "$overlay" ] || continue