buildcache: Add environment-aware buildcache sync command (#25470)

1 files changed, 5 insertions, 1 deletions

diff --git a/share/spack/spack-completion.bash b/share/spack/spack-completion.bash
index 1281ca7349..ef15f38c6b 100755
--- a/share/spack/spack-completion.bash
+++ b/share/spack/spack-completion.bash
@@ -482,7 +482,7 @@ _spack_buildcache() {
     then
         SPACK_COMPREPLY="-h --help"
     else
-        SPACK_COMPREPLY="create install list keys preview check download get-buildcache-name save-yaml copy update-index"
+        SPACK_COMPREPLY="create install list keys preview check download get-buildcache-name save-yaml copy sync update-index"
     fi
 }
 
@@ -546,6 +546,10 @@ _spack_buildcache_copy() {
     SPACK_COMPREPLY="-h --help --base-dir --spec-yaml --destination-url"
 }
 
+_spack_buildcache_sync() {
+    SPACK_COMPREPLY="-h --help --src-directory --src-mirror-name --src-mirror-url --dest-directory --dest-mirror-name --dest-mirror-url"
+}
+
 _spack_buildcache_update_index() {
     SPACK_COMPREPLY="-h --help -d --mirror-url -k --keys"
 }