X-Git-Url: https://git.madduck.net/code/vcsh.git/blobdiff_plain/85dfe18fb118fffa4d77c5a2877ad7570d8d0ec3..fd1e40043c417a0c6f352016899bccebbf2b708a:/vcsh

diff --git a/vcsh b/vcsh
index e8fefbb..9a4f4aa 100755
--- a/vcsh
+++ b/vcsh
@@ -5,6 +5,40 @@
 # 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.
+
+SELF=$(basename $0)
+
+fatal() {
+	echo "$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
+		shift 1
+	elif [ "$1" = '-v' ];then
+		VCSH_VERBOSE=1
+	elif [ "$1" = '-c' ];then
+		# Source $OPTARG if it can be read and has an absolute or relative
+		# path or is in $PATH
+		if [ -r "$OPTARG" ]; then
+			. "$OPTARG"
+		else
+			fatal "Can not read configuration file '$OPTARG'" 1
+		fi
+	fi
+done
+
 
 [ -n "$VCSH_DEBUG" ]                  && set -vx
 [ -z "$XDG_CONFIG_HOME" ]             && XDG_CONFIG_HOME="$HOME/.config"
@@ -15,16 +49,20 @@
 [ -z "$VCSH_BASE" ]                   && VCSH_BASE="$HOME"
 [ -z "$VCSH_GITIGNORE" ]              && VCSH_GITIGNORE='exact'
 
-SELF=$(basename $0)
-
 help() {
-	echo "usage: $SELF <args>
+	echo "usage: $SELF <options> <command>
 
+   options:
+   -c <file>            Source file prior to other configuration files
+   -d                   Enable debug mode
+   -d                   Enable verbose mode
+
+   commands:
    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 +73,7 @@ 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
 
@@ -50,11 +89,6 @@ 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
 }
@@ -100,7 +134,7 @@ 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 -r "$GIT_DIR" || error "could not delete '$GIT_DIR'"
 }
 
 enter() {
@@ -132,8 +166,8 @@ init() {
 }
 
 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
 }
 
@@ -186,7 +220,7 @@ use() {
 which() {
 	for VCSH_REPO_NAME in $(list); do
 		for VCSH_FILE in $(get_files); do
-			echo $VCSH_FILE | grep $VCSH_COMMAND_PARAMETER > /dev/null && echo "$VCSH_REPO_NAME: $VCSH_FILE"
+			echo $VCSH_FILE | grep -q "$VCSH_COMMAND_PARAMETER" && echo "$VCSH_REPO_NAME: $VCSH_FILE"
 		done
 	done | sort -u
 }
@@ -227,7 +261,7 @@ if [ ! "x$VCSH_GITIGNORE" = 'xexact' ] && [ ! "x$VCSH_GITIGNORE" = 'xrecursive'
 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)
@@ -297,5 +331,7 @@ 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"