Replace call to basename with shell-foo

[code/vcsh.git] / vcsh

diff --git a/vcsh b/vcsh
index 499acc1b332bb9af5fb351c1252b9de0a7e6069b..b5c59df85eb8b352586008f98bd68598898dd4c4 100755 (executable)
--- a/vcsh
+++ b/vcsh
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 # This program is licensed under the GNU GPL version 2 or later.
-# (c) Richard "RichiH" Hartmann <richih.mailinglist@gmail.com>, 2011-2012
+# (c) Richard "RichiH" Hartmann <richih.mailinglist@gmail.com>, 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.
 
@@ -9,9 +9,11 @@
 # 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,
+# which is admittedly extremely unlikely to the point of being impossible,
 # this software will most likely follow suit.
 
-SELF=$(basename $0)
+SELF=${0##*/}
+VERSION='1.2'
 
 fatal() {
        echo "$SELF: fatal: $1" >&2
@@ -90,6 +92,7 @@ help() {
    run <repo> \\
        <command>        Use this repository
    setup <repo>         Set up repository with recommended settings
+   version              Print version information
    which <substring>    Find substring in name of any tracked file
    write-gitignore \\
    <repo>               Write .gitignore.d/<repo> via git ls-files
@@ -151,7 +154,7 @@ 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() {
@@ -168,7 +171,7 @@ 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
 }
@@ -214,7 +217,7 @@ rename() {
 run() {
        hook pre-run
        use
-       $VCSH_EXTERNAL_COMMAND
+       "$@"
        hook post-run
 }
 
@@ -255,9 +258,9 @@ 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
@@ -284,6 +287,9 @@ 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
@@ -304,7 +310,7 @@ elif [ "$1" = 'delete' ]           ||
        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" = 'run' ] && shift 2
        [ "$VCSH_COMMAND" = 'write-gitignore' ]
 elif [ "$1" = 'list' ] ||
      [ "$1" = 'list-tracked' ]; then
@@ -315,7 +321,7 @@ 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="$1"
@@ -349,6 +355,6 @@ done
 verbose "$VCSH_COMMAND begin"
 export VCSH_COMMAND=$(echo $VCSH_COMMAND | sed 's/-/_/g')
 hook pre-command
-$VCSH_COMMAND
+$VCSH_COMMAND "$@"
 hook post-command
 verbose "$VCSH_COMMAND end, exiting"