47561 (the git and cvs parts) (compare 44919 + 44920): vcs_info internals: cvs, git: Set ${vcs_comm[basedir]} like all other backends do.

That doesn't affect anything, not even other vcs_info internals; it's
just for consistency across backends.

ChangeLog

@@ -1,3 +1,13 @@
+2021-03-29  Aleksandr Mezin  <mezin.alexander@gmail.com>
+
+	* 47561 (the git and cvs parts) (compare 44919 + 44920):
+	Functions/VCS_Info/Backends/VCS_INFO_detect_cvs,
+	Functions/VCS_Info/Backends/VCS_INFO_detect_git,
+	Functions/VCS_Info/Backends/VCS_INFO_get_data_cvs,
+	Functions/VCS_Info/Backends/VCS_INFO_get_data_git: vcs_info
+	internals: cvs, git: Set ${vcs_comm[basedir]} like all other
+	backends do.
+
 2021-03-29  dana  <dana@dana.is>
 
 	* 47737: Completion/Zsh/Command/_zstyle: Fix option completion

Functions/VCS_Info/Backends/VCS_INFO_detect_cvs

@@ -7,5 +7,18 @@ setopt localoptions NO_shwordsplit
 [[ $1 == '--flavours' ]] && return 1
 
 VCS_INFO_check_com ${vcs_comm[cmd]} || return 1
-[[ -d "./CVS" ]] && [[ -r "./CVS/Repository" ]] && return 0
+if ! [[ -d "./CVS" ]] || ! [[ -r "./CVS/Repository" ]] ; then
-return 1
+    return 1
+fi
+
+# Look for the most distant parent that still has a CVS subdirectory.
+local cvsbase="."
+cvsbase=${cvsbase:P}
+while [[ -d "${cvsbase:h}/CVS" ]]; do
+    cvsbase="${cvsbase:h}"
+    if [[ $cvsbase == '/' ]]; then
+        break
+    fi
+done
+
+vcs_comm[basedir]="${cvsbase}"

Functions/VCS_Info/Backends/VCS_INFO_detect_git

@@ -7,6 +7,7 @@ setopt localoptions NO_shwordsplit
 [[ $1 == '--flavours' ]] && { print -l git-p4 git-svn; return 0 }
 
 if VCS_INFO_check_com ${vcs_comm[cmd]} && vcs_comm[gitdir]="$(${vcs_comm[cmd]} rev-parse --git-dir 2> /dev/null)" ; then
+    vcs_comm[basedir]="$( ${vcs_comm[cmd]} rev-parse --show-toplevel 2> /dev/null )"
     if   [[ -d ${vcs_comm[gitdir]}/svn ]]             ; then vcs_comm[overwrite_name]='git-svn'
     elif [[ -d ${vcs_comm[gitdir]}/refs/remotes/p4 ]] ; then vcs_comm[overwrite_name]='git-p4' ; fi
     return 0

Functions/VCS_Info/Backends/VCS_INFO_get_data_cvs

@@ -5,17 +5,8 @@
 setopt localoptions NO_shwordsplit
 local cvsbranch cvsbase
 
-# Look for the most distant parent that still has a CVS subdirectory.
+cvsbase="${vcs_comm[basedir]}"
 # VCS_INFO_detect_cvs ensured that ./CVS/Repository exists.
-cvsbase="."
-cvsbase=${cvsbase:P}
-while [[ -d "${cvsbase:h}/CVS" ]]; do
-    cvsbase="${cvsbase:h}"
-    if [[ $cvsbase == '/' ]]; then
-        break
-    fi
-done
-
 cvsbranch=$(< ./CVS/Repository)
 rrn=${cvsbase:t}
 cvsbranch=${cvsbranch##${rrn}/}

Functions/VCS_Info/Backends/VCS_INFO_get_data_git

@@ -138,7 +138,7 @@ VCS_INFO_git_handle_patches () {
 
 gitdir=${vcs_comm[gitdir]}
 VCS_INFO_git_getbranch ${gitdir}
-gitbase=$( ${vcs_comm[cmd]} rev-parse --show-toplevel 2> /dev/null )
+gitbase=${vcs_comm[basedir]}
 if [[ -z ${gitbase} ]]; then
     # Bare repository
     gitbase=${gitdir:P}