Have rebuild accept one or more roles

This lets the user rebuild (or restow) specific roles and will fix a
certain issue with stow refusing to unstow everything.

2 files changed, 11 insertions, 5 deletions

diff --git a/bosun b/bosun
index 6240029..2b913b0 100755
--- a/bosun
+++ b/bosun
@@ -27,7 +27,11 @@ flush() {
 
 rebuild() {
 	need_root
-	list | xargs -- stow -R
+	if test $# -gt 0; then
+		stow -R "$@"
+	else
+		list | xargs -- stow -R
+	fi
 }
 
 list() {
@@ -66,7 +70,7 @@ case $cmd in
 	add) add "$@";;
 	flush) flush;;
 	list) list "$@";;
-	rebuild) rebuild;;
+	rebuild) rebuild "$@";;
 	remove) remove "$@";;
 	*) list_active;;
 esac
diff --git a/bosun.1 b/bosun.1
index da3bcb8..cef6c28 100644
--- a/bosun.1
+++ b/bosun.1
@@ -1,4 +1,4 @@
-.Dd January 17, 2020
+.Dd January 20, 2020
 .Dt BOSUN 1
 .Os
 .Sh NAME
@@ -47,10 +47,12 @@ Lists all roles.
 .It Sy available
 Lists roles that are not active on the system.
 .El
-.It Sy rebuild
-Deactivates all active roles and then activates them again.
+.It Sy rebuild [ Em role ... ]
+Deactivates the given roles and then activates them again.
 This is used to incorporate files that have been added to an already
 active role.
+.Pp
+If no roles are given, rebuild all active roles.
 .It Sy remove Em role ...
 Deactivates the given roles on the system.
 .El