Lowercase most variable names

I don't like the look of everything being upper case and it certainly
complicates writing the variable names.

Signed-off-by: Florian Pritz <bluewind@xinu.at>

1 files changed, 99 insertions, 99 deletions

diff --git a/fb.in b/fb.in
index d6f76cb..6afab40 100644
--- a/fb.in
+++ b/fb.in
@@ -10,33 +10,33 @@
 # Optional dependency: xclip
 #----------------------------------------------------
 
-PASTEBIN="http://paste.xinu.at"
-WARNSIZE=10485760
-LIBDIR="@LIBDIR@"
+pastebin="http://paste.xinu.at"
+warnsize=10485760
+libdir="@LIBDIR@"
 
 # the calling conventions for stat(1) are highly system dependent
-STAT='stat -c %s' # GNU stat(1) is the default since most people have it
+stat='stat -c %s' # GNU stat(1) is the default since most people have it
 
-CLIPBOARD_CMD=xclip
+clipboard_cmd=xclip
 
 case "`uname -s`" in
-	*BSD)  STAT='stat -f %z';;
-	Minix) STAT='stat -size';;
+	*BSD)  stat='stat -f %z';;
+	Minix) stat='stat -size';;
 	Darwin)
-		STAT='stat -f %z'
-		CLIPBOARD_CMD=pbcopy
+		stat='stat -f %z'
+		clipboard_cmd=pbcopy
 		;;
 esac
 
-VERSION="@VERSION@"
-DELETE=
-EXTENSION=""
-GET=
-TAR=
-COMPRESS=0
-DISPLAYHISTORY=
-CLIPBOARD=""
-EXITCODE=0
+version="@VERSION@"
+delete=
+extension=""
+get=
+tar=
+compress=0
+display_history=
+clipboard=""
+exitcode=0
 
 base64_encode() {
 	if type base64 2>&1 >/dev/null; then
@@ -56,30 +56,30 @@ request_helper() {
 	file=$3
 
 	# if available use the external helper, else fall back to calling curl
-	if [ -x "$LIBDIR/fb-helper" ]; then
-		$LIBDIR/fb-helper "$mode" "$url" "$file"
+	if [ -x "$libdir/fb-helper" ]; then
+		$libdir/fb-helper "$mode" "$url" "$file"
 	else
-		USERAGENT="fb-client/shell-$VERSION"
-		CURLOPTS="-# -n -L -A $USERAGENT"
+		useragent="fb-client/shell-$version"
+		curlopts="-# -n -L -A $useragent"
 
 		if [ "$mode" = "d" ]; then
-			CURLOPTS="$CURLOPTS -s"
+			curlopts="$curlopts -s"
 		fi
 
 		if [ "$mode" = "u" ]; then
 			basefilename=`basename -- "$file"`
-			if [ "`$STAT -- "$file"`" -eq "0" ] || printf "%s" "$basefilename" | grep -F -q ","; then
+			if [ "`$stat -- "$file"`" -eq "0" ] || printf "%s" "$basefilename" | grep -F -q ","; then
 				if  [ "`wc -c < "$file"`" -eq "0" ]; then
 					printf "%s\n" "Error: skipping 0-byte file: \"$file\"" >&2
 					return 1
 				fi
 				base64fn="`base64_encode "$basefilename"`"
-				curl $CURLOPTS -F "file=@-" -F "filename=$base64fn" "$url" < "$file" -o /dev/stdout
+				curl $curlopts -F "file=@-" -F "filename=$base64fn" "$url" < "$file" -o /dev/stdout
 			else
-				curl $CURLOPTS -F "file=@$file" "$url" -o /dev/stdout
+				curl $curlopts -F "file=@$file" "$url" -o /dev/stdout
 			fi
 		else
-			curl $CURLOPTS "$url"
+			curl $curlopts "$url"
 		fi
 	fi
 }
@@ -99,22 +99,22 @@ is_url() {
 }
 
 do_tar_upload() {
-	if [ "$COMPRESS" = "1" ]; then
-		file="$TMPDIR/upload.tar.gz"
+	if [ "$compress" = "1" ]; then
+		file="$tmpdir/upload.tar.gz"
 		tar -cf - -- "$@" | gzip -c > "$file" || return 1
-	elif [ "$COMPRESS" = "2" ]; then
-		file="$TMPDIR/upload.tar.xz"
+	elif [ "$compress" = "2" ]; then
+		file="$tmpdir/upload.tar.xz"
 		tar -cf - -- "$@" | xz -c > "$file" || return 1
 	else
-		file="$TMPDIR/upload.tar"
+		file="$tmpdir/upload.tar"
 		tar -cf "$file" -- "$@" || return 1
 	fi
-	COMPRESS=0
+	compress=0
 	do_upload "$file" || return 1
 }
 
 do_upload() {
-	local EXTRA=""
+	local extra=""
 	file="$1"
 	basefilename="`basename -- "$file"`"
 	basedirname="`dirname -- "$file"`"
@@ -127,45 +127,45 @@ do_upload() {
 
 	if [ -d "$file" ]; then
 		cd "$basedirname"
-		if [ "$COMPRESS" = "1" ]; then
-			file="$TMPDIR/$basefilename.tar.gz"
+		if [ "$compress" = "1" ]; then
+			file="$tmpdir/$basefilename.tar.gz"
 			tar -cf - -- "$basefilename" | gzip -c > "$file" || return 1
-		elif [ "$COMPRESS" = "2" ]; then
-			file="$TMPDIR/$basefilename.tar.xz"
+		elif [ "$compress" = "2" ]; then
+			file="$tmpdir/$basefilename.tar.xz"
 			tar -cf - -- "$basefilename" | xz -c > "$file" || return 1
 		else
-			file="$TMPDIR/$basefilename.tar"
+			file="$tmpdir/$basefilename.tar"
 			tar -cf "$file" -- "$basefilename" || return 1
 		fi
 	else
-		if [ "$COMPRESS" = "1" ]; then
-			gzip -c -- "$file" > "$TMPDIR/$basefilename.gz" || return 1
-			file="$TMPDIR/$basefilename.gz"
-		elif [ "$COMPRESS" = "2" ]; then
-			xz -c -- "$file" > "$TMPDIR/$basefilename.xz" || return 1
-			file="$TMPDIR/$basefilename.xz"
+		if [ "$compress" = "1" ]; then
+			gzip -c -- "$file" > "$tmpdir/$basefilename.gz" || return 1
+			file="$tmpdir/$basefilename.gz"
+		elif [ "$compress" = "2" ]; then
+			xz -c -- "$file" > "$tmpdir/$basefilename.xz" || return 1
+			file="$tmpdir/$basefilename.xz"
 		fi
 	fi
 
-	TMPFILE=`mktemp "$TMPDIR/data.XXXXXX"`
-	if [ "`$STAT -- "$file"`" -gt "$WARNSIZE" ]; then
-		WARNSIZE=`request_helper d "$PASTEBIN/file/get_max_size"`
-		if [ "`$STAT -- "$file"`" -gt "$WARNSIZE" ]; then
-			printf "%s\n" "Warning: Your upload is too big and would be rejected. Maximum size is: $WARNSIZE bytes. Skipping..." >&2
+	tmpfile=`mktemp "$tmpdir/data.XXXXXX"`
+	if [ "`$stat -- "$file"`" -gt "$warnsize" ]; then
+		warnsize=`request_helper d "$pastebin/file/get_max_size"`
+		if [ "`$stat -- "$file"`" -gt "$warnsize" ]; then
+			printf "%s\n" "Warning: Your upload is too big and would be rejected. Maximum size is: $warnsize bytes. Skipping..." >&2
 			return 1
 		fi
 	fi
 
-	request_helper u "$PASTEBIN/file/do_upload" "$file" > $TMPFILE || return 1
+	request_helper u "$pastebin/file/do_upload" "$file" > $tmpfile || return 1
 
-	sed '$d' $TMPFILE >&2
-	URL=`tail -1 $TMPFILE`"$EXTENSION"
-	printf "%s\n" "$URL"
-	if printf "%s" "$URL" | grep -qE "^https?://"; then
-		if [ -z "$CLIPBOARD" ]; then
-			CLIPBOARD="$URL"
+	sed '$d' $tmpfile >&2
+	url=`tail -1 $tmpfile`"$extension"
+	printf "%s\n" "$url"
+	if printf "%s" "$url" | grep -qE "^https?://"; then
+		if [ -z "$clipboard" ]; then
+			clipboard="$url"
 		else
-			CLIPBOARD="$CLIPBOARD $URL"
+			clipboard="$clipboard $url"
 		fi
 	fi
 }
@@ -187,7 +187,7 @@ id_from_arg() {
 
 help() {
 	cat <<!
-fb-client version $VERSION
+fb-client version $version
 usage: [cat |] `basename "$0"` [switches] [options] [<file(s)|ID(s)|folder(s)>]
 
   Upload/nopaste file(s)/stdin to paste.xinu.at and copy URL(s) to clipboard.
@@ -213,100 +213,100 @@ if ! type getopts >/dev/null 2>&1; then
 	exit 1
 fi
 
-while getopts "e:gdhHtcv" OPTION; do
-	case $OPTION in
-		e) EXTENSION="$OPTARG";;
-		g) GET=1;;
-		c) COMPRESS=`expr $COMPRESS + 1`;;
-		t) TAR=1;;
-		d) DELETE=1;;
-		H) DISPLAYHISTORY=1;;
-		v) printf "%s\n" "$VERSION"; exit 0;;
+while getopts "e:gdhHtcv" option; do
+	case $option in
+		e) extension="$OPTARG";;
+		g) get=1;;
+		c) compress=`expr $compress + 1`;;
+		t) tar=1;;
+		d) delete=1;;
+		H) display_history=1;;
+		v) printf "%s\n" "$version"; exit 0;;
 		h|\?) help; exit 0;;
 	esac
 done
 
 shift `expr $OPTIND - 1`
 
-if [ "$COMPRESS" = "1" ]; then
+if [ "$compress" = "1" ]; then
 	require_executable gzip
-elif [ "$COMPRESS" = "2" ]; then
+elif [ "$compress" = "2" ]; then
 	require_executable xz
 fi
 
-TMPDIR="`mktemp -dt "fb.XXXXXX"`"
-trap "rm -rf '${TMPDIR}'" EXIT TERM
+tmpdir="`mktemp -dt "fb.XXXXXX"`"
+trap "rm -rf '${tmpdir}'" EXIT TERM
 
-if [ "$DELETE" ] || [ "$GET" ]; then
+if [ "$delete" ] || [ "$get" ]; then
 	if [ $# -eq 0 ]; then
 		printf "%s\n" "Error: no ID specified" >&2
 		exit 1
 	fi
 	for i in "$@"; do
 		i=$(id_from_arg "$i")
-		if [ "$DELETE" ]; then
-			request_helper d "$PASTEBIN/file/delete/$i" || EXITCODE=1
-
-		elif [ "$GET" ]; then
-			if [ "$COMPRESS" = "1" ]; then
-				request_helper d "$PASTEBIN/$i" | gzip -cd || EXITCODE=1
-			elif [ "$COMPRESS" = "2" ]; then
-				request_helper d "$PASTEBIN/$i" | xz -cd || EXITCODE=1
+		if [ "$delete" ]; then
+			request_helper d "$pastebin/file/delete/$i" || exitcode=1
+
+		elif [ "$get" ]; then
+			if [ "$compress" = "1" ]; then
+				request_helper d "$pastebin/$i" | gzip -cd || exitcode=1
+			elif [ "$compress" = "2" ]; then
+				request_helper d "$pastebin/$i" | xz -cd || exitcode=1
 			else
-				request_helper d "$PASTEBIN/$i" || EXITCODE=1
+				request_helper d "$pastebin/$i" || exitcode=1
 			fi
 		fi
 	done
-elif [ "$DISPLAYHISTORY" ]; then
-	request_helper d "$PASTEBIN/file/upload_history" || EXITCODE=1
+elif [ "$display_history" ]; then
+	request_helper d "$pastebin/file/upload_history" || exitcode=1
 
 elif [ $# -eq 0 ]; then
-	if [ "$TAR" ]; then
+	if [ "$tar" ]; then
 		printf "%s\n" "Error: -t is not supported when operating on stdin" >&2
 		exit 1
 	fi
-	read_stdin "$TMPDIR/stdin"
-	do_upload "$TMPDIR/stdin" || EXITCODE=1
+	read_stdin "$tmpdir/stdin"
+	do_upload "$tmpdir/stdin" || exitcode=1
 else
-	if [ "$TAR" ]; then
-		HAVE_URL=
+	if [ "$tar" ]; then
+		have_url=
 		for i in "$@"; do
 			if is_url "$i"; then
-				HAVE_URL=1
+				have_url=1
 			fi
 		done
-		if [ "$HAVE_URL" ]; then
+		if [ "$have_url" ]; then
 			# TODO: support -t when passing URLs as arguments
 			printf "%s\n" "Error: -t is not yet supported when operating on a URL" >&2
 			exit 1
 		else
-			do_tar_upload "$@" || EXITCODE=1
+			do_tar_upload "$@" || exitcode=1
 		fi
 	else
 		for i in "$@"; do
 			if is_url "$i"; then
-				cd $TMPDIR
+				cd $tmpdir
 				if ! request_helper d "$i" > "`basename "$i"`"; then
-					EXITCODE=1
+					exitcode=1
 					continue
 				fi
 				for f in *; do
 					if ! do_upload "$f"; then
-						EXITCODE=1
+						exitcode=1
 					fi
 					rm -f -- "$f"
 				done
 			else
-				do_upload "$i" || EXITCODE=1
+				do_upload "$i" || exitcode=1
 			fi
 		done
 	fi
 fi
 
-if [ "$CLIPBOARD" != "" ]; then
-	type $CLIPBOARD_CMD >/dev/null 2>&1 && printf "%s" "$CLIPBOARD" | nohup $CLIPBOARD_CMD >/dev/null 2>&1
+if [ "$clipboard" != "" ]; then
+	type $clipboard_cmd >/dev/null 2>&1 && printf "%s" "$clipboard" | nohup $clipboard_cmd >/dev/null 2>&1
 fi
 
-exit $EXITCODE
+exit $exitcode
 
 #vim: set noet: