[WIP] Refactor podman system connection

* Add support to manage multiple connections
  * Add connection
  * Remove connection
  * Rename connection
  * Set connection as default
  * Add markdown/man pages
* Fix recursion in hack/xref-helpmsgs-manpages

Signed-off-by: Jhon Honce <jhonce@redhat.com>

<MH: Fixed build after rebase>

Signed-off-by: Matt Heon <matthew.heon@pm.me>

1 files changed, 9 insertions, 2 deletions

diff --git a/hack/xref-helpmsgs-manpages b/hack/xref-helpmsgs-manpages
index c1e9dffc4..16b596589 100755
--- a/hack/xref-helpmsgs-manpages
+++ b/hack/xref-helpmsgs-manpages
@@ -16,6 +16,9 @@ our $VERSION = '0.1';
 # For debugging, show data structures using DumpTree($var)
 #use Data::TreeDumper; $Data::TreeDumper::Displayaddress = 0;
 
+# unbuffer output
+$| = 1;
+
 ###############################################################################
 # BEGIN user-customizable section
 
@@ -266,12 +269,16 @@ sub podman_man {
         elsif ($section eq 'commands') {
             # In podman.1.md
             if ($line =~ /^\|\s*\[podman-(\S+?)\(\d\)\]/) {
-                $man{$1} = podman_man("podman-$1");
+                # $1 will be changed by recursion _*BEFORE*_ left-hand assignment
+                my $subcmd = $1;
+                $man{$subcmd} = podman_man("podman-$1");
             }
 
             # In podman-<subcommand>.1.md
             elsif ($line =~ /^\|\s+(\S+)\s+\|\s+\[\S+\]\((\S+)\.1\.md\)/) {
-                $man{$1} = podman_man($2);
+                # $1 will be changed by recursion _*BEFORE*_ left-hand assignment
+                my $subcmd = $1;
+                $man{$subcmd} = podman_man($2);
             }
         }