25710: various minor consistency tweaks for VCS_Info

Functions/VCS_Info/vcs_info

@@ -37,7 +37,9 @@ vcs_info_setsys
 
 # and now, finally create the real vcs_info function
 vcs_info () {
-    setopt localoptions noksharrays extendedglob
+    emulate -L zsh
+    setopt extendedglob
+
     local -i found
     local -a enabled disabled
     local -x usercontext vcs rrn

Functions/VCS_Info/vcs_info_lastmsg

@@ -2,7 +2,8 @@
 ## Written by Frank Terbeck <ft@bewatermyfriend.org>
 ## Distributed under the same BSD-ish license as zsh itself.
 
-setopt localoptions NO_shwordsplit
+emulate -L zsh
+
 local -i i
 local -ix maxexports
 

Functions/VCS_Info/vcs_info_printsys

@@ -2,13 +2,21 @@
 ## Written by Frank Terbeck <ft@bewatermyfriend.org>
 ## Distributed under the same BSD-ish license as zsh itself.
 
-setopt localoptions noksharrays extendedglob NO_shwordsplit
+emulate -L zsh
+setopt extendedglob
+
 local sys
 local -a disabled enabled
+local -Ax vcs_comm
 
 zstyle -a ":vcs_info:-init-:${1:-default}:-all-" "enable" enabled
 (( ${#enabled} == 0 )) && enabled=( all )
 
+if (( ${+VCS_INFO_backends} == 0 )); then
+  autoload -Uz vcs_info_setsys
+  vcs_info_setsys
+fi
+
 if [[ -n ${(M)enabled:#(#i)all} ]] ; then
     enabled=( ${VCS_INFO_backends} )
     zstyle -a ":vcs_info:-init-:${1:-default}:-all-" "disable" disabled

Functions/VCS_Info/vcs_info_setsys

@@ -2,7 +2,9 @@
 ## Written by Frank Terbeck <ft@bewatermyfriend.org>
 ## Distributed under the same BSD-ish license as zsh itself.
 
-setopt localoptions noksharrays extendedglob typeset_silent NO_shwordsplit
+emulate -L zsh
+setopt extendedglob typeset_silent
+
 local sys
 typeset -g VCS_INFO_backends