From eea4dc78d982ecec0498cee5ca2e3076b615ab6e Mon Sep 17 00:00:00 2001
From: oraculix <uwe@kuechler.org>
Date: Fri, 6 Mar 2026 19:25:59 +0100
Subject: [PATCH 1/4] Add bat as an alternative to less

`bat` aka `batcat` is a cat clone with syntax highlighting and Git integration. When available, use `bat` to view or tail the Alert Log.
---
 ocenv | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/ocenv b/ocenv
index f1ac34f..20f46aa 100644
--- a/ocenv
+++ b/ocenv
@@ -630,7 +630,10 @@ then
 else
   alias psg='ps aux | grep -v grep | grep --color=auto'
 fi
-if [[ -x "$(command which less 2>/dev/null)" ]]
+if [[ -x "$(command which bat 2>/dev/null)" ]]
+then
+  export GV_PAGER=bat
+elif [[ -x "$(command which less 2>/dev/null)" ]]
 then
   export GV_PAGER=less
 else
@@ -638,8 +641,14 @@ else
 fi
 alias via='${GV_PAGER} ${GV_INSTANCE_ALERT_LOG}'
 alias vio='${EDITOR} /etc/oratab'
-alias taa='tail -n50 -f ${GV_INSTANCE_ALERT_LOG}'
-alias tad='tail -n50 -f ${GV_INSTANCE_DRC_LOG}'
+if [ "${GV_PAGER}" == "bat" ]
+then
+  alias taa='tail -n50 -f ${GV_INSTANCE_ALERT_LOG}' | bat --paging=never -l log
+  alias tad='tail -n50 -f ${GV_INSTANCE_DRC_LOG}' | bat --paging=never -l log
+else
+  alias taa='tail -n50 -f ${GV_INSTANCE_ALERT_LOG}'
+  alias tad='tail -n50 -f ${GV_INSTANCE_DRC_LOG}'
+fi
 alias u=list_env
 unalias sql 2>/dev/null
 

From 9e69fd9a4c7e300a8088adefa6a6ceeb3afc79f0 Mon Sep 17 00:00:00 2001
From: oraculix <uwe@kuechler.org>
Date: Mon, 9 Mar 2026 16:15:58 +0100
Subject: [PATCH 2/4]  Allow bat for `talsnr` alias

---
 ocenv | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/ocenv b/ocenv
index 20f46aa..ed0196a 100644
--- a/ocenv
+++ b/ocenv
@@ -1997,7 +1997,12 @@ talsnr(){
   local LV_LSNR_LOG
   if LV_LSNR_LOG=$(get_lsnr_tracefile "$1")
   then
-    tail -n50 -f "${LV_LSNR_LOG}"
+    if [ "${GV_PAGER}" == "bat" ]
+    then
+      tail -n50 -f "${LV_LSNR_LOG}" | bat --paging=never -l log
+    else
+      tail -n50 -f "${LV_LSNR_LOG}"
+    fi
   fi
 }
 vilsnr(){

From 070acb942455be9f46252f59595fb29f35e3affe Mon Sep 17 00:00:00 2001
From: oraculix <uwe@kuechler.org>
Date: Mon, 9 Mar 2026 20:04:56 +0100
Subject: [PATCH 3/4] ocenv: correct misplaced tick for `taa` alias

---
 ocenv | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ocenv b/ocenv
index ed0196a..23df52a 100644
--- a/ocenv
+++ b/ocenv
@@ -643,8 +643,8 @@ alias via='${GV_PAGER} ${GV_INSTANCE_ALERT_LOG}'
 alias vio='${EDITOR} /etc/oratab'
 if [ "${GV_PAGER}" == "bat" ]
 then
-  alias taa='tail -n50 -f ${GV_INSTANCE_ALERT_LOG}' | bat --paging=never -l log
-  alias tad='tail -n50 -f ${GV_INSTANCE_DRC_LOG}' | bat --paging=never -l log
+  alias taa='tail -n50 -f ${GV_INSTANCE_ALERT_LOG} | bat --paging=never -l log'
+  alias tad='tail -n50 -f ${GV_INSTANCE_DRC_LOG} | bat --paging=never -l log'
 else
   alias taa='tail -n50 -f ${GV_INSTANCE_ALERT_LOG}'
   alias tad='tail -n50 -f ${GV_INSTANCE_DRC_LOG}'

From 976161a38a750e21f3587a7aa8992f9ba3803b1c Mon Sep 17 00:00:00 2001
From: Uwe Kuechler <uwe@kuechler.org>
Date: Tue, 17 Mar 2026 13:27:55 +0100
Subject: [PATCH 4/4] Use consistent bracket syntax everywhere

---
 ocenv | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ocenv b/ocenv
index 23df52a..afbb22b 100644
--- a/ocenv
+++ b/ocenv
@@ -641,7 +641,7 @@ else
 fi
 alias via='${GV_PAGER} ${GV_INSTANCE_ALERT_LOG}'
 alias vio='${EDITOR} /etc/oratab'
-if [ "${GV_PAGER}" == "bat" ]
+if [[ "${GV_PAGER}" == "bat" ]]
 then
   alias taa='tail -n50 -f ${GV_INSTANCE_ALERT_LOG} | bat --paging=never -l log'
   alias tad='tail -n50 -f ${GV_INSTANCE_DRC_LOG} | bat --paging=never -l log'
@@ -1997,7 +1997,7 @@ talsnr(){
   local LV_LSNR_LOG
   if LV_LSNR_LOG=$(get_lsnr_tracefile "$1")
   then
-    if [ "${GV_PAGER}" == "bat" ]
+    if [[ "${GV_PAGER}" == "bat" ]]
     then
       tail -n50 -f "${LV_LSNR_LOG}" | bat --paging=never -l log
     else