vcsh: Add support for overlay functions

[code/vcsh.git] / vcsh

diff --git a/vcsh b/vcsh
index f1c101745a70e1cbcc62604453b2b6faa6a27e86..301151a1d6d83ca10e678957300819ff50de5c3d 100755 (executable)
--- a/vcsh
+++ b/vcsh
@@ -19,7 +19,7 @@
 # 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='1.20140507'
+VERSION='1.20141009'
 SELF=$(basename $0)
 
 fatal() {
@@ -75,6 +75,7 @@ fi
 # Read defaults
 : ${VCSH_REPO_D:="$XDG_CONFIG_HOME/vcsh/repo.d"}
 : ${VCSH_HOOK_D:="$XDG_CONFIG_HOME/vcsh/hooks-enabled"}
+: ${VCSH_OVERLAY_D:="$XDG_CONFIG_HOME/vcsh/overlays-enabled"}
 : ${VCSH_BASE:="$HOME"}
 : ${VCSH_GITIGNORE:=exact}
 : ${VCSH_GITATTRIBUTES:=none}
@@ -161,7 +162,7 @@ clone() {
        done
        [ x"$VCSH_CONFLICT" = x'1' ]) &&
                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." 17
+  Once this situation has been resolved, run 'vcsh $VCSH_REPO_NAME pull' to finish cloning." 17
        git merge origin/master
        hook post-merge
        hook post-clone
@@ -244,12 +245,14 @@ get_files() {
 list_tracked() {
        for VCSH_REPO_NAME in $(list); do
                get_files
-       done | sort -u
+       done | sed "s,^,$(printf '%s\n' "$VCSH_BASE/" | \
+           sed 's/[,\&]/\\&/g')," | sort -u
 }
 
 list_tracked_by() {
        use
-       git ls-files | sort -u
+       git ls-files | sed "s,^,$(printf '%s\n' "$VCSH_BASE/" | \
+           sed 's/[,\&]/\\&/g')," | sort -u
 }
 
 pull() {
@@ -349,6 +352,7 @@ use() {
 }
 
 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: $VCSH_FILE"
@@ -508,6 +512,14 @@ check_dir "$VCSH_REPO_D"
 
 verbose "$VCSH_COMMAND begin"
 VCSH_COMMAND=$(echo "$VCSH_COMMAND" | sed 's/-/_/g'); export VCSH_COMMAND
+
+# source overlay functions
+for overlay in "$VCSH_OVERLAY_D/$VCSH_COMMAND"* "$VCSH_OVERLAY_D/$VCSH_REPO_NAME.$VCSH_COMMAND"*; do
+       [ -r "$overlay" ] || continue
+       info "sourcing '$overlay'"
+       . "$overlay"
+done
+
 hook pre-command
 $VCSH_COMMAND "$@"
 hook post-command