X-Git-Url: https://git.madduck.net/code/vcsh.git/blobdiff_plain/c189913f6c8eebaa6f2dcfcd666ccc4b17ec6c26..47558cb545fbf6e175c75fe04741ffd78754f222:/vcsh

diff --git a/vcsh b/vcsh
index bf97cbf..ce8d385 100755
--- a/vcsh
+++ b/vcsh
@@ -1,10 +1,15 @@
 #!/bin/sh
 
 # This program is licensed under the GNU GPL version 2 or later.
-# (c) Richard "RichiH" Hartmann <richih.mailinglist@gmail.com>, 2011
+# (c) Richard "RichiH" Hartmann <richih.mailinglist@gmail.com>, 2011-2012
 # 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 compability with git. In case git ever changes its licensing terms,
+# this software will most likely follow suit.
 
 [ -n "$VCSH_DEBUG" ]                  && set -vx
 [ -z "$XDG_CONFIG_HOME" ]             && XDG_CONFIG_HOME="$HOME/.config"
@@ -22,9 +27,9 @@ help() {
 
    clone <remote> \\
          [<repo>]       Clone from an existing repository
-   help                 Display this help text
    delete               Delete an existing repository
    enter                Enter repository; spawn new instance of \$SHELL
+   help                 Display this help text
    init <repo>          Initialize a new repository
    list                 List all repositories
    list-tracked         List all files tracked by vcsh
@@ -35,6 +40,7 @@ help() {
    run <repo> \\
        <command>        Use this repository
    setup                Set up repository with recommended settings
+   which <substring>    Find substring in name of any tracked file
    write-gitignore \\
    <repo>               Write .gitignore.d/<repo> via git ls-files
 
@@ -94,13 +100,13 @@ delete() {
 $files
 
 AGAIN, THIS WILL DELETE YOUR DATA!
-To continue, type \"Yes, do as I say\""
+To continue, type 'Yes, do as I say'"
 	read answer
-	[ "x$answer" = "xYes, do as I say" ] || exit 16
+	[ "x$answer" = 'xYes, do as I say' ] || exit 16
 	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 -r "$GIT_DIR" || error "could not delete '$GIT_DIR'"
 }
 
 enter() {
@@ -115,9 +121,10 @@ git_dir_exists() {
 }
 
 hook() {
-	for f in $VCSH_HOOK_D/$1* $VCSH_HOOK_D/$VCSH_REPO_NAME.$1*; do
-		[ -x "$f" ] || continue
-		"$f"
+	for hook in $VCSH_HOOK_D/$1* $VCSH_HOOK_D/$VCSH_REPO_NAME.$1*; do
+		[ -x "$hook" ] || continue
+		info "executing '$hook'"
+		"$hook"
 	done
 }
 
@@ -131,8 +138,8 @@ init() {
 }
 
 list() {
-	for i in "$VCSH_REPO_D"/*.git; do
-		echo $(basename "$i" .git)
+	for repo in "$VCSH_REPO_D"/*.git; do
+		[ -r "$repo" ] && echo $(basename "$repo" .git)
 	done
 }
 
@@ -167,11 +174,13 @@ run() {
 }
 
 setup() {
+	hook pre-setup
 	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
 }
 
 use() {
@@ -180,6 +189,14 @@ 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 '$VCSH_BASE'" 11
@@ -211,24 +228,29 @@ write_gitignore() {
 		fatal "could not move '$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' ]; then
+	fatal "'\$VCSH_GITIGNORE' must be either 'exact' or 'recursive'" 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" = '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" = '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
@@ -263,7 +285,7 @@ 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
 
 
@@ -281,5 +303,7 @@ done
 
 verbose "$VCSH_COMMAND begin"
 export VCSH_COMMAND=$(echo $VCSH_COMMAND | sed 's/-/_/g')
+hook pre-command
 $VCSH_COMMAND
+hook post-command
 verbose "$VCSH_COMMAND end, exiting"