[less: 5/6] - Clean lesspipe.sh script

[Vojtěch Vítek]

commit f9e095f46147c762d59509bce3f98ae7f658ccde
Author: Vojtech Vitek (V-Teq) <vvitek at redhat.com>
Date:   Tue Feb 15 12:02:37 2011 +0100

    - Clean lesspipe.sh script

 less.spec   |    1 +
 lesspipe.sh |   65 +++++++++++++++++++++++++++++------------------------------
 2 files changed, 33 insertions(+), 33 deletions(-)
---
diff --git a/less.spec b/less.spec
index 4e50f1d..7b9c959 100644
--- a/less.spec
+++ b/less.spec
@@ -72,6 +72,7 @@ ls -la $RPM_BUILD_ROOT/etc/profile.d
 rm -rf $RPM_BUILD_ROOT
 
 %changelog
+- Clean lesspipe.sh script
 - Split case for compressed and plain troff files
 - Add support for *.xz and *.lzma man pages
   Resolves: #676057
diff --git a/lesspipe.sh b/lesspipe.sh
index b12727f..c543c0d 100755
--- a/lesspipe.sh
+++ b/lesspipe.sh
@@ -11,34 +11,44 @@
 # after the first one in the LESSOPEN environment variable:
 # export LESSOPEN="||/usr/bin/lesspipe.sh %s"
 
-lesspipe() {
-  case "$1" in
-  *.[1-9n].bz2|*.[1-9]x.bz2|*.man.bz2|*.[1-9n].[gx]z|*.[1-9]x.[gx]z|*.man.[gx]z|*.[1-9n].lzma|*.[1-9]x.lzma|*.man.lzma)
-  	case "$1" in
-		*.gz)		DECOMPRESSOR="gzip -dc" ;;
-		*.bz2)		DECOMPRESSOR="bzip2 -dc" ;;
-		*.xz|*.lzma)	DECOMPRESSOR="xz -dc" ;;
+if [ ! -e "$1" ] ; then
+	exit 1
+fi
+
+if [ -d "$1" ] ; then
+	ls -alF -- "$1"
+	exit $?
+fi
+
+exec 2>/dev/null
+
+case "$1" in
+*.[1-9n].bz2|*.[1-9]x.bz2|*.man.bz2|*.[1-9n].[gx]z|*.[1-9]x.[gx]z|*.man.[gx]z|*.[1-9n].lzma|*.[1-9]x.lzma|*.man.lzma)
+	case "$1" in
+	*.gz)		DECOMPRESSOR="gzip -dc" ;;
+	*.bz2)		DECOMPRESSOR="bzip2 -dc" ;;
+	*.xz|*.lzma)	DECOMPRESSOR="xz -dc" ;;
 	esac
 	if [ -n "$DECOMPRESSOR" ] && $DECOMPRESSOR -- "$1" | file - | grep -q troff; then
 		$DECOMPRESSOR -- "$1" | man -l - | cat -s
 		exit $?
 	fi ;;&
-  *.[1-9n]|*.[1-9]x|*.man)
+*.[1-9n]|*.[1-9]x|*.man)
 	if file "$1" | grep -q troff; then
 		man -l "$1" | cat -s
 		exit $?
 	fi ;;&
-  *.tar) tar tvvf "$1" ;;
-  *.tgz|*.tar.gz|*.tar.[zZ]) tar tzvvf "$1" ;;
-  *.tar.xz) tar Jtvvf "$1" ;;
-  *.xz|*.lzma) xz -dc -- "$1" ;;
-  *.tar.bz2|*.tbz2) bzip2 -dc -- "$1" | tar tvvf - ;;
-  *.[zZ]|*.gz) gzip -dc -- "$1" ;;
-  *.bz2) bzip2 -dc -- "$1" ;;
-  *.zip|*.jar|*.nbm) zipinfo -- "$1" ;;
-  *.rpm) rpm -qpivl --changelog -- "$1" ;;
-  *.cpi|*.cpio) cpio -itv < "$1" ;;
-  *.gif|*.jpeg|*.jpg|*.pcd|*.png|*.tga|*.tiff|*.tif)
+*.tar) tar tvvf "$1" ;;
+*.tgz|*.tar.gz|*.tar.[zZ]) tar tzvvf "$1" ;;
+*.tar.xz) tar Jtvvf "$1" ;;
+*.xz|*.lzma) xz -dc -- "$1" ;;
+*.tar.bz2|*.tbz2) bzip2 -dc -- "$1" | tar tvvf - ;;
+*.[zZ]|*.gz) gzip -dc -- "$1" ;;
+*.bz2) bzip2 -dc -- "$1" ;;
+*.zip|*.jar|*.nbm) zipinfo -- "$1" ;;
+*.rpm) rpm -qpivl --changelog -- "$1" ;;
+*.cpi|*.cpio) cpio -itv < "$1" ;;
+*.gif|*.jpeg|*.jpg|*.pcd|*.png|*.tga|*.tiff|*.tif)
 	if [ -x /usr/bin/identify ]; then
 		identify "$1"
 	elif [ -x /usr/bin/gm ]; then
@@ -48,7 +58,7 @@ lesspipe() {
 		echo "Install ImageMagick or GraphicsMagick to browse images"
 		exit 1
 	fi ;;
-  *)
+*)
 	if [ -x /usr/bin/file -a -x /usr/bin/iconv -a -x /usr/bin/cut ]; then
 		case `file "$1"` in
 		*UTF-16*) conv='UTF-16' ;;
@@ -61,17 +71,6 @@ lesspipe() {
 		fi
 	fi
 	exit 1
-  esac
-  exit $?
-}
-
-if [ ! -e "$1" ] ; then
-	exit 1
-fi
+esac
+exit $?
 
-if [ -d "$1" ] ; then
-	ls -alF -- "$1"
-	exit $?
-else
-	lesspipe "$1" 2> /dev/null
-fi