From 2b3616cbe01229996013bd517d162af190d688b9 Mon Sep 17 00:00:00 2001
From: Florian Pritz <bluewind@server-speed.net>
Date: Sun, 20 Mar 2011 15:05:33 +0100
Subject: update vimpager

Signed-off-by: Florian Pritz <bluewind@server-speed.net>
---
 vimpager | 110 +++++++++++++++++++++++++++++++--------------------------------
 1 file changed, 55 insertions(+), 55 deletions(-)

(limited to 'vimpager')

diff --git a/vimpager b/vimpager
index 1388742..554c60f 100755
--- a/vimpager
+++ b/vimpager
@@ -2,74 +2,71 @@
 
 # Script for using ViM as a PAGER.
 # Based on Bram's less.sh.
-# Version 1.1
+# Version 1.4.3
+# git://github.com/rkitover/vimpager.git
 
-file="$@"
-if [ -z "$file" ]; then file="-"; fi
-
-if uname -s | grep -iq cygwin; then
-    cygwin=1
-elif uname -s | grep -iq Linux; then
-    linux=1
-else
-    bsd=1
+# Just pass through if not on a tty
+if [ ! -t 1 ]; then
+	exec cat "$@"
 fi
 
-less_vim() {
-    vim -R \
-    -c 'let no_plugin_maps = 1' \
-    -c 'set scrolloff=999' \
-    -c 'runtime! macros/less.vim' \
-    -c 'set foldlevel=999' \
-    -c 'set mouse=a' \
-    "$@"
-}
+case `uname -s` in
+	Cygwin) cygwin=1 ;;
+	Linux) linux=1 ;;
+	SunOS) solaris=1 ;;
+	*) bsd=1 ;;
+esac
 
-do_ps() {
-    if [ $bsd ]; then
-        ps -u `id -u` -o pid,comm=
-    else
-        ps fuxw
-    fi
+less_vim() {
+	vim -R \
+	-c 'let no_plugin_maps = 1' \
+	-c 'set scrolloff=999' \
+	-c 'runtime! macros/less.vim' \
+	-c 'set foldlevel=999' \
+	-c 'set mouse=h' \
+	-c 'set nonu' \
+	-c 'nmap <ESC>u :nohlsearch<cr>' \
+	"${@:--}"
 }
 
-pproc() {
-    if [ $linux ]; then
-        ps -p $1 -o comm=
-    elif [ $cygwin ]; then
-        ps -p $1 | sed -e 's/^I/ /' | grep -v PID
-    else
-        ps -p $1 -o comm= | grep -v PID
-    fi
+awk_pstree() {
+	awk -v mypid=$1 '{
+		cmd[$1]=$3
+		ppid[$1]=$2
+	}
+	END {
+		while (mypid != 1 && cmd[mypid]) {
+			ptree=mypid " " cmd[mypid] "\n" ptree
+			mypid=ppid[mypid]
+		}
+		print ptree
+	}'
 }
 
-ppid() {
-    if [ $linux ]; then
-        ps -p $1 -o ppid=
-    elif [ $cygwin ]; then
-        ps -p $1 | sed -e 's/^I/ /' | grep -v PID | awk '{print $2}'
-    else
-        ps -p $1 -o ppid= | grep -v PID
-    fi
+do_ptree() {
+	if [ $solaris ]; then
+		# Tested on Solaris 8 and 10
+		ptree $$
+	else
+		# Tested on Linux and OS X
+		ps awo pid=,ppid=,comm= | awk_pstree $$
+	fi
 }
 
 # Check if called from man, perldoc or pydoc
-if do_ps | grep -q '\(py\(thon\|doc\)\|man\|perl\(doc\)\?\([0-9.]*\)\?\)\>'; then
-    proc=$$
-    while next_parent=`ppid $proc` && [ $next_parent != 1 ]; do
-        if pproc $next_parent | grep -q 'man\>'; then
-            cat $file | sed -e 's/\[[^m]*m//g; s/.//g' | less_vim -c 'set ft=man' -c "set nonumber" -; exit
-        elif pproc $next_parent | grep -q 'py\(thon\|doc\)\>'; then
-            cat $file | sed -e 's/\[[^m]*m//g; s/.//g' | less_vim -c 'set ft=man' -; exit
-        elif pproc $next_parent | grep -q 'perl\(doc\)\?\([0-9.]*\)\?\>'; then
-            cat $file | sed -e 's/.//g' | less_vim -c 'set ft=man' -; exit
-        fi
-        proc=$next_parent
-    done
+ptree="`do_ptree`"
+if echo "$ptree" | awk '$2 ~ /(^|\/)(man|perl(doc)?([0-9.]*)?|py(thon|doc|doc2))/ {t=1} END { exit 1-t }'; then
+	sed -e 's/\[[^m]*m//g' -e 's/.//g' "${@:--}" \
+		| less_vim -c 'set ft=man' -c "set nonumber" -
+	exit
 fi
 
-cat $file | sed -e 's/\[[^m]*m//g; s/.//g' | less_vim -; exit
-#less_vim "$file"
+case "$@" in
+	*.gz) gunzip -c "${@:--}" | sed -e 's/\[[^m]*m//g' -e 's/.//g' | less_vim - ;;
+	*.Z) uncompress -c "${@:--}" | sed -e 's/\[[^m]*m//g' -e 's/.//g' | less_vim - ;;
+	*) sed -e 's/\[[^m]*m//g' -e 's/.//g' "${@:--}" | less_vim - ;;
+esac
+
 
 # CONTRIBUTORS:
 #
@@ -77,3 +74,6 @@ cat $file | sed -e 's/\[[^m]*m//g; s/.//g' | less_vim -; exit
 # Antonio Ospite
 # Jean-Marie Gaillourdet
 # Perry Hargrave
+# Koen Smits
+# Ivan S. Freitas <ivansichfreitas@gmail.com>
+# Wout Mertens (Solaris compatibility, less processes)
-- 
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