From d680f1e102fd683e297a66ba376a3fdbf6c68994 Mon Sep 17 00:00:00 2001
From: Sebastiano Tronto <sebastiano@tronto.net>
Date: Sat, 15 Nov 2025 18:43:55 +0100
Subject: Moved alg to unused (replaced by C program)

---
 Makefile   |   1 -
 alg        | 444 -------------------------------------------------------------
 unused/alg | 444 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 444 insertions(+), 445 deletions(-)
 delete mode 100755 alg
 create mode 100755 unused/alg

diff --git a/Makefile b/Makefile
index ef03dfb..b89bba2 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,6 @@
 PREFIX = /usr/local
 
 SCRIPTS =       2fa \
-		alg \
 		battery-checknow \
 		battery-status \
 		clip \
diff --git a/alg b/alg
deleted file mode 100755
index cd5d3c8..0000000
--- a/alg
+++ /dev/null
@@ -1,444 +0,0 @@
-#!/bin/sh
-
-# Script to store and access blindsolving algs (speedcubing stuff)
-
-# Example: alg e FG - opens up editor to edit $basedir/edges/$ebuffer/RD/LD
-# Example: alg c UBL E - prints out all first algs for UBL-FDR-*
-
-usage() {
-	echo "Usage:"
-	echo "alg"
-	echo "alg edit (c|e|w|x|t) [buffer] (1 letter|2 letters)"
-	echo "alg export (c|e|w|x|t|all)"
-}
-
-default_editor=vi
-basedir="$HOME/box/speedcubing/bld/algs"
-ebuffer=UR
-cbuffer=UFR
-wbuffer=UFr
-xbuffer=Ubl
-tbuffer=Uf
-
-edge() {
-	[ "$1" = "a" ] && echo FU
-	[ "$1" = "b" ] && echo UF
-	[ "$1" = "c" ] && echo UL
-	[ "$1" = "d" ] && echo UB
-	[ "$1" = "e" ] && echo FD
-	[ "$1" = "f" ] && echo RD
-	[ "$1" = "g" ] && echo LD
-	[ "$1" = "i" ] && echo FR
-	[ "$1" = "j" ] && echo LU
-	[ "$1" = "k" ] && echo RB
-	[ "$1" = "l" ] && echo DF
-	[ "$1" = "m" ] && echo DB
-	[ "$1" = "n" ] && echo DR
-	[ "$1" = "o" ] && echo FL
-	[ "$1" = "p" ] && echo DL
-	[ "$1" = "r" ] && echo BU
-	[ "$1" = "s" ] && echo BD
-	[ "$1" = "t" ] && echo BL
-	[ "$1" = "u" ] && echo BR
-	[ "$1" = "v" ] && echo LF
-	[ "$1" = "w" ] && echo LB
-	[ "$1" = "z" ] && echo RF
-}
-
-corner() {
-	[ "$1" = "a" ] && echo FUL
-	[ "$1" = "b" ] && echo UBL
-	[ "$1" = "c" ] && echo UFL
-	[ "$1" = "d" ] && echo UBR
-	[ "$1" = "e" ] && echo FDR
-	[ "$1" = "f" ] && echo RDB
-	[ "$1" = "g" ] && echo LDF
-	[ "$1" = "j" ] && echo LUF
-	[ "$1" = "k" ] && echo RUB
-	[ "$1" = "l" ] && echo DFR
-	[ "$1" = "m" ] && echo DBR
-	[ "$1" = "n" ] && echo DFL
-	[ "$1" = "o" ] && echo FDL
-	[ "$1" = "p" ] && echo DBL
-	[ "$1" = "r" ] && echo BUR
-	[ "$1" = "s" ] && echo BUL
-	[ "$1" = "t" ] && echo BDL
-	[ "$1" = "u" ] && echo BDR
-	[ "$1" = "v" ] && echo LUB
-	[ "$1" = "w" ] && echo LDB
-	[ "$1" = "z" ] && echo RDF
-}
-
-wing() {
-	[ "$1" = "a" ] && echo FUl
-	[ "$1" = "b" ] && echo URb
-	[ "$1" = "c" ] && echo ULf
-	[ "$1" = "d" ] && echo UBl
-	[ "$1" = "e" ] && echo FDr
-	[ "$1" = "f" ] && echo RDb
-	[ "$1" = "g" ] && echo LDf
-	[ "$1" = "i" ] && echo FRu
-	[ "$1" = "j" ] && echo LUb
-	[ "$1" = "k" ] && echo RBu
-	[ "$1" = "l" ] && echo DFl
-	[ "$1" = "m" ] && echo DBr
-	[ "$1" = "n" ] && echo DRf
-	[ "$1" = "o" ] && echo FLd
-	[ "$1" = "p" ] && echo DLb
-	[ "$1" = "r" ] && echo BUr
-	[ "$1" = "s" ] && echo BDl
-	[ "$1" = "t" ] && echo BLu
-	[ "$1" = "u" ] && echo BRd
-	[ "$1" = "v" ] && echo LFu
-	[ "$1" = "w" ] && echo LBd
-	[ "$1" = "x" ] && echo RUf
-	[ "$1" = "z" ] && echo RFd
-}
-
-xcenter() {
-	[ "$1" = "a" ] && echo Ful
-	[ "$1" = "b" ] && echo Ufr
-	[ "$1" = "c" ] && echo Ufl
-	[ "$1" = "d" ] && echo Ubr
-	[ "$1" = "e" ] && echo Fdr
-	[ "$1" = "f" ] && echo Rdb
-	[ "$1" = "g" ] && echo Ldf
-	[ "$1" = "i" ] && echo Fur
-	[ "$1" = "j" ] && echo Luf
-	[ "$1" = "k" ] && echo Rub
-	[ "$1" = "l" ] && echo Dfr
-	[ "$1" = "m" ] && echo Dbr
-	[ "$1" = "n" ] && echo Dfl
-	[ "$1" = "o" ] && echo Fdl
-	[ "$1" = "p" ] && echo Dbl
-	[ "$1" = "r" ] && echo Bur
-	[ "$1" = "s" ] && echo Bul
-	[ "$1" = "t" ] && echo Bdl
-	[ "$1" = "u" ] && echo Bdr
-	[ "$1" = "v" ] && echo Lub
-	[ "$1" = "w" ] && echo Ldb
-	[ "$1" = "x" ] && echo Ruf
-	[ "$1" = "z" ] && echo Rdf
-}
-
-tcenter() {
-	[ "$1" = "a" ] && echo Fu
-	[ "$1" = "b" ] && echo Ur
-	[ "$1" = "c" ] && echo Ul
-	[ "$1" = "d" ] && echo Ub
-	[ "$1" = "e" ] && echo Fd
-	[ "$1" = "f" ] && echo Rd
-	[ "$1" = "g" ] && echo Ld
-	[ "$1" = "i" ] && echo Fr
-	[ "$1" = "j" ] && echo Lu
-	[ "$1" = "k" ] && echo Rb
-	[ "$1" = "l" ] && echo Df
-	[ "$1" = "m" ] && echo Db
-	[ "$1" = "n" ] && echo Dr
-	[ "$1" = "o" ] && echo Fl
-	[ "$1" = "p" ] && echo Dl
-	[ "$1" = "r" ] && echo Bu
-	[ "$1" = "s" ] && echo Bd
-	[ "$1" = "t" ] && echo Bl
-	[ "$1" = "u" ] && echo Br
-	[ "$1" = "v" ] && echo Lf
-	[ "$1" = "w" ] && echo Lb
-	[ "$1" = "x" ] && echo Ru
-	[ "$1" = "z" ] && echo Rf
-}
-
-edit() {
-	mkdir -p "$basedir/$1/$2/$3"
-	$editor "$basedir/$1/$2/$3/$4"
-}
-
-showall_c() {
-	all_letters="a b c d e f g j k l m n o p r s t u v w z"
-	buffer="$1"
-	firstletter="$2"
-	firsttarget="$(corner $firstletter)"
-	for secondletter in $all_letters; do
-		secondtarget="$(corner $secondletter)"
-		f="$basedir/corners/$buffer/$firsttarget/$secondtarget"
-		[ -f "$f" ] || continue
-		line="$(head -n 1 "$f")"
-		printf '%s   %s\n' "$firstletter$secondletter" "$line"
-	done
-}
-
-showall_e() {
-	all_letters="a b c d e f g i j k l m n o p r s t u v w z"
-	buffer="$1"
-	firstletter="$2"
-	firsttarget="$(edge $firstletter)"
-	for secondletter in $all_letters; do
-		secondtarget="$(edge $secondletter)"
-		f="$basedir/edges/$buffer/$firsttarget/$secondtarget"
-		[ -f "$f" ] || continue
-		line="$(head -n 1 "$f")"
-		printf '%s   %s\n' "$firstletter$secondletter" "$line"
-	done
-}
-
-showall_w() {
-	all_letters="a b c d e f g i j k l m n o p r s t u v w x z"
-	buffer="$1"
-	firstletter="$2"
-	firsttarget="$(wing $firstletter)"
-	for secondletter in $all_letters; do
-		secondtarget="$(wing $secondletter)"
-		f="$basedir/wings/$buffer/$firsttarget/$secondtarget"
-		[ -f "$f" ] || continue
-		line="$(head -n 1 "$f")"
-		printf '%s   %s\n' "$firstletter$secondletter" "$line"
-	done
-}
-
-showall_x() {
-	all_letters="a b c d e f g i j k l m n o p r s t u v w x z"
-	buffer="$1"
-	firstletter="$2"
-	firsttarget="$(xcenter $firstletter)"
-	for secondletter in $all_letters; do
-		secondtarget="$(xcenter $secondletter)"
-		f="$basedir/xcenters/$buffer/$firsttarget/$secondtarget"
-		[ -f "$f" ] || continue
-		line="$(head -n 1 "$f")"
-		printf '%s   %s\n' "$firstletter$secondletter" "$line"
-	done
-}
-
-showall_t() {
-	all_letters="a b c d e f g i j k l m n o p r s t u v w x z"
-	buffer="$1"
-	firstletter="$2"
-	firsttarget="$(tcenter $firstletter)"
-	for secondletter in $all_letters; do
-		secondtarget="$(tcenter $secondletter)"
-		f="$basedir/tcenters/$buffer/$firsttarget/$secondtarget"
-		[ -f "$f" ] || continue
-		line="$(head -n 1 "$f")"
-		printf '%s   %s\n' "$firstletter$secondletter" "$line"
-	done
-}
-
-export_csv_c() {
-	sorted_letters="d b c l n p m k z f j v w g a o e s r u t"
-	buffer="$cbuffer"
-	f="$basedir/corners/$buffer"
-	printf '"",'
-	for first in $sorted_letters; do
-		printf '"%s",' "$(corner $first)"
-	done
-	printf '\n'
-	for first in $sorted_letters; do
-		firstpiece="$(corner $first)"
-		printf '"%s",' "$firstpiece"
-		for second in $sorted_letters; do
-			g="$f/$firstpiece/$(corner $second)"
-			if [ "$first" = "$second" ] || [ ! -f "$g" ]; then
-				printf '"",'
-			else
-				printf '"%s",' "$(head -n 1 "$g")"
-			fi
-		done
-		printf '\n'
-	done
-}
-
-export_csv_e() {
-	sorted_letters="d c b n l p m k z f v j w g i a o e t r u s"
-	buffer="$ebuffer"
-	f="$basedir/edges/$buffer"
-	printf '"",'
-	for first in $sorted_letters; do
-		printf '"%s",' "$(edge $first)"
-	done
-	printf '\n'
-	for first in $sorted_letters; do
-		firstpiece="$(edge $first)"
-		printf '"%s",' "$firstpiece"
-		for second in $sorted_letters; do
-			g="$f/$firstpiece/$(edge $second)"
-			if [ "$first" = "$second" ] || [ ! -f "$g" ]; then
-				printf '"",'
-			else
-				printf '"%s",' "$(head -n 1 "$g")"
-			fi
-		done
-		printf '\n'
-	done
-}
-
-export_csv_w() {
-	sorted_letters="b d c n l p m k x z f v j w g i a o e t r u s"
-	buffer="$wbuffer"
-	f="$basedir/wings/$buffer"
-	printf '"",'
-	for first in $sorted_letters; do
-		printf '"%s",' "$(wing $first)"
-	done
-	printf '\n'
-	for first in $sorted_letters; do
-		firstpiece="$(wing $first)"
-		printf '"%s",' "$firstpiece"
-		for second in $sorted_letters; do
-			g="$f/$firstpiece/$(wing $second)"
-			if [ "$first" = "$second" ] || [ ! -f "$g" ]; then
-				printf '"",'
-			else
-				printf '"%s",' "$(head -n 1 "$g")"
-			fi
-		done
-		printf '\n'
-	done
-}
-
-export_csv_x() {
-	sorted_letters="d c b l n p m k x z f j v w g i a o e s r u t"
-	buffer="$xbuffer"
-	f="$basedir/xcenters/$buffer"
-	printf '"",'
-	for first in $sorted_letters; do
-		printf '"%s",' "$(xcenter $first)"
-	done
-	printf '\n'
-	for first in $sorted_letters; do
-		firstpiece="$(xcenter $first)"
-		printf '"%s",' "$firstpiece"
-		for second in $sorted_letters; do
-			g="$f/$firstpiece/$(xcenter $second)"
-			if [ "$first" = "$second" ] || [ ! -f "$g" ]; then
-				printf '"",'
-			else
-				printf '"%s",' "$(head -n 1 "$g")"
-			fi
-		done
-		printf '\n'
-	done
-}
-
-export_csv_t() {
-	sorted_letters="d c b l n p m k x z f j v w g i a o e s r u t"
-	buffer="$tbuffer"
-	f="$basedir/tcenters/$buffer"
-	printf '"",'
-	for first in $sorted_letters; do
-		printf '"%s",' "$(tcenter $first)"
-	done
-	printf '\n'
-	for first in $sorted_letters; do
-		firstpiece="$(tcenter $first)"
-		printf '"%s",' "$firstpiece"
-		for second in $sorted_letters; do
-			g="$f/$firstpiece/$(tcenter $second)"
-			if [ "$first" = "$second" ] || [ ! -f "$g" ]; then
-				printf '"",'
-			else
-				printf '"%s",' "$(head -n 1 "$g")"
-			fi
-		done
-		printf '\n'
-	done
-}
-
-run() {
-	case "$1" in
-	edit)
-		editor="$default_editor"
-		shift
-		;;
-	export)
-		if [ "$2" = "all" ]; then
-			mkdir -p bldsheets
-			export_csv_c > bldsheets/corners.csv
-			export_csv_e > bldsheets/edges.csv
-			export_csv_w > bldsheets/wings.csv
-			export_csv_x > bldsheets/xcenters.csv
-			export_csv_t > bldsheets/tcenters.csv
-			echo "Sheets exported to bldsheets/"
-			return
-		fi
-		#TODO add option for alternative buffers
-		[ "$2" != "c" ] && [ "$2" != "e" ] && \
-		[ "$2" != "w" ] && [ "$2" != "x" ] && \
-		[ "$2" != "t" ] && usage && return
-		export_csv_$2
-		return
-		;;
-	*)
-		editor="cat"
-		;;
-	esac
-
-	type="$1"
-	if [ -z "$3" ]; then
-		letters="$2"
-		cbuf="$cbuffer"
-		ebuf="$ebuffer"
-		wbuf="$wbuffer"
-		xbuf="$xbuffer"
-		tbuf="$tbuffer"
-	else
-		letters="$3"
-		cbuf="$2"
-		ebuf="$2"
-		wbuf="$2"
-		xbuf="$2"
-		tbuf="$2"
-	fi
-
-	letter1="$(echo "$letters" | cut -c 1)"
-	letter2="$(echo "$letters" | cut -b 2)"
-
-	[ -z "$letter1" ] && usage && return
-
-	case "$type" in
-	c)
-		if [ -n "$letter2" ]; then
-			edit corners $cbuf $(corner $letter1) $(corner $letter2)
-		else
-			showall_c $cbuf $letter1
-		fi
-		;;
-	e)
-		if [ -n "$letter2" ]; then
-			edit edges $ebuf $(edge $letter1) $(edge $letter2)
-		else
-			showall_e $ebuf $letter1
-		fi
-		;;
-	w)
-		if [ -n "$letter2" ]; then
-			edit wings $wbuf $(wing $letter1) $(wing $letter2)
-		else
-			showall_w $wbuf $letter1
-		fi
-		;;
-	x)
-		if [ -n "$letter2" ]; then
-			edit xcenters $xbuf $(xcenter $letter1) $(xcenter $letter2)
-		else
-			showall_x $xbuf $letter1
-		fi
-		;;
-	t)
-		if [ -n "$letter2" ]; then
-			edit tcenters $tbuf $(tcenter $letter1) $(tcenter $letter2)
-		else
-			showall_t $tbuf $letter1
-		fi
-		;;
-	*)
-		usage
-		;;
-	esac
-}
-
-if [ -n "$1" ]; then
-	run $@
-else
-	while read -r args; do
-		[ -n "$args" ] && run $args
-	done
-fi
diff --git a/unused/alg b/unused/alg
new file mode 100755
index 0000000..cd5d3c8
--- /dev/null
+++ b/unused/alg
@@ -0,0 +1,444 @@
+#!/bin/sh
+
+# Script to store and access blindsolving algs (speedcubing stuff)
+
+# Example: alg e FG - opens up editor to edit $basedir/edges/$ebuffer/RD/LD
+# Example: alg c UBL E - prints out all first algs for UBL-FDR-*
+
+usage() {
+	echo "Usage:"
+	echo "alg"
+	echo "alg edit (c|e|w|x|t) [buffer] (1 letter|2 letters)"
+	echo "alg export (c|e|w|x|t|all)"
+}
+
+default_editor=vi
+basedir="$HOME/box/speedcubing/bld/algs"
+ebuffer=UR
+cbuffer=UFR
+wbuffer=UFr
+xbuffer=Ubl
+tbuffer=Uf
+
+edge() {
+	[ "$1" = "a" ] && echo FU
+	[ "$1" = "b" ] && echo UF
+	[ "$1" = "c" ] && echo UL
+	[ "$1" = "d" ] && echo UB
+	[ "$1" = "e" ] && echo FD
+	[ "$1" = "f" ] && echo RD
+	[ "$1" = "g" ] && echo LD
+	[ "$1" = "i" ] && echo FR
+	[ "$1" = "j" ] && echo LU
+	[ "$1" = "k" ] && echo RB
+	[ "$1" = "l" ] && echo DF
+	[ "$1" = "m" ] && echo DB
+	[ "$1" = "n" ] && echo DR
+	[ "$1" = "o" ] && echo FL
+	[ "$1" = "p" ] && echo DL
+	[ "$1" = "r" ] && echo BU
+	[ "$1" = "s" ] && echo BD
+	[ "$1" = "t" ] && echo BL
+	[ "$1" = "u" ] && echo BR
+	[ "$1" = "v" ] && echo LF
+	[ "$1" = "w" ] && echo LB
+	[ "$1" = "z" ] && echo RF
+}
+
+corner() {
+	[ "$1" = "a" ] && echo FUL
+	[ "$1" = "b" ] && echo UBL
+	[ "$1" = "c" ] && echo UFL
+	[ "$1" = "d" ] && echo UBR
+	[ "$1" = "e" ] && echo FDR
+	[ "$1" = "f" ] && echo RDB
+	[ "$1" = "g" ] && echo LDF
+	[ "$1" = "j" ] && echo LUF
+	[ "$1" = "k" ] && echo RUB
+	[ "$1" = "l" ] && echo DFR
+	[ "$1" = "m" ] && echo DBR
+	[ "$1" = "n" ] && echo DFL
+	[ "$1" = "o" ] && echo FDL
+	[ "$1" = "p" ] && echo DBL
+	[ "$1" = "r" ] && echo BUR
+	[ "$1" = "s" ] && echo BUL
+	[ "$1" = "t" ] && echo BDL
+	[ "$1" = "u" ] && echo BDR
+	[ "$1" = "v" ] && echo LUB
+	[ "$1" = "w" ] && echo LDB
+	[ "$1" = "z" ] && echo RDF
+}
+
+wing() {
+	[ "$1" = "a" ] && echo FUl
+	[ "$1" = "b" ] && echo URb
+	[ "$1" = "c" ] && echo ULf
+	[ "$1" = "d" ] && echo UBl
+	[ "$1" = "e" ] && echo FDr
+	[ "$1" = "f" ] && echo RDb
+	[ "$1" = "g" ] && echo LDf
+	[ "$1" = "i" ] && echo FRu
+	[ "$1" = "j" ] && echo LUb
+	[ "$1" = "k" ] && echo RBu
+	[ "$1" = "l" ] && echo DFl
+	[ "$1" = "m" ] && echo DBr
+	[ "$1" = "n" ] && echo DRf
+	[ "$1" = "o" ] && echo FLd
+	[ "$1" = "p" ] && echo DLb
+	[ "$1" = "r" ] && echo BUr
+	[ "$1" = "s" ] && echo BDl
+	[ "$1" = "t" ] && echo BLu
+	[ "$1" = "u" ] && echo BRd
+	[ "$1" = "v" ] && echo LFu
+	[ "$1" = "w" ] && echo LBd
+	[ "$1" = "x" ] && echo RUf
+	[ "$1" = "z" ] && echo RFd
+}
+
+xcenter() {
+	[ "$1" = "a" ] && echo Ful
+	[ "$1" = "b" ] && echo Ufr
+	[ "$1" = "c" ] && echo Ufl
+	[ "$1" = "d" ] && echo Ubr
+	[ "$1" = "e" ] && echo Fdr
+	[ "$1" = "f" ] && echo Rdb
+	[ "$1" = "g" ] && echo Ldf
+	[ "$1" = "i" ] && echo Fur
+	[ "$1" = "j" ] && echo Luf
+	[ "$1" = "k" ] && echo Rub
+	[ "$1" = "l" ] && echo Dfr
+	[ "$1" = "m" ] && echo Dbr
+	[ "$1" = "n" ] && echo Dfl
+	[ "$1" = "o" ] && echo Fdl
+	[ "$1" = "p" ] && echo Dbl
+	[ "$1" = "r" ] && echo Bur
+	[ "$1" = "s" ] && echo Bul
+	[ "$1" = "t" ] && echo Bdl
+	[ "$1" = "u" ] && echo Bdr
+	[ "$1" = "v" ] && echo Lub
+	[ "$1" = "w" ] && echo Ldb
+	[ "$1" = "x" ] && echo Ruf
+	[ "$1" = "z" ] && echo Rdf
+}
+
+tcenter() {
+	[ "$1" = "a" ] && echo Fu
+	[ "$1" = "b" ] && echo Ur
+	[ "$1" = "c" ] && echo Ul
+	[ "$1" = "d" ] && echo Ub
+	[ "$1" = "e" ] && echo Fd
+	[ "$1" = "f" ] && echo Rd
+	[ "$1" = "g" ] && echo Ld
+	[ "$1" = "i" ] && echo Fr
+	[ "$1" = "j" ] && echo Lu
+	[ "$1" = "k" ] && echo Rb
+	[ "$1" = "l" ] && echo Df
+	[ "$1" = "m" ] && echo Db
+	[ "$1" = "n" ] && echo Dr
+	[ "$1" = "o" ] && echo Fl
+	[ "$1" = "p" ] && echo Dl
+	[ "$1" = "r" ] && echo Bu
+	[ "$1" = "s" ] && echo Bd
+	[ "$1" = "t" ] && echo Bl
+	[ "$1" = "u" ] && echo Br
+	[ "$1" = "v" ] && echo Lf
+	[ "$1" = "w" ] && echo Lb
+	[ "$1" = "x" ] && echo Ru
+	[ "$1" = "z" ] && echo Rf
+}
+
+edit() {
+	mkdir -p "$basedir/$1/$2/$3"
+	$editor "$basedir/$1/$2/$3/$4"
+}
+
+showall_c() {
+	all_letters="a b c d e f g j k l m n o p r s t u v w z"
+	buffer="$1"
+	firstletter="$2"
+	firsttarget="$(corner $firstletter)"
+	for secondletter in $all_letters; do
+		secondtarget="$(corner $secondletter)"
+		f="$basedir/corners/$buffer/$firsttarget/$secondtarget"
+		[ -f "$f" ] || continue
+		line="$(head -n 1 "$f")"
+		printf '%s   %s\n' "$firstletter$secondletter" "$line"
+	done
+}
+
+showall_e() {
+	all_letters="a b c d e f g i j k l m n o p r s t u v w z"
+	buffer="$1"
+	firstletter="$2"
+	firsttarget="$(edge $firstletter)"
+	for secondletter in $all_letters; do
+		secondtarget="$(edge $secondletter)"
+		f="$basedir/edges/$buffer/$firsttarget/$secondtarget"
+		[ -f "$f" ] || continue
+		line="$(head -n 1 "$f")"
+		printf '%s   %s\n' "$firstletter$secondletter" "$line"
+	done
+}
+
+showall_w() {
+	all_letters="a b c d e f g i j k l m n o p r s t u v w x z"
+	buffer="$1"
+	firstletter="$2"
+	firsttarget="$(wing $firstletter)"
+	for secondletter in $all_letters; do
+		secondtarget="$(wing $secondletter)"
+		f="$basedir/wings/$buffer/$firsttarget/$secondtarget"
+		[ -f "$f" ] || continue
+		line="$(head -n 1 "$f")"
+		printf '%s   %s\n' "$firstletter$secondletter" "$line"
+	done
+}
+
+showall_x() {
+	all_letters="a b c d e f g i j k l m n o p r s t u v w x z"
+	buffer="$1"
+	firstletter="$2"
+	firsttarget="$(xcenter $firstletter)"
+	for secondletter in $all_letters; do
+		secondtarget="$(xcenter $secondletter)"
+		f="$basedir/xcenters/$buffer/$firsttarget/$secondtarget"
+		[ -f "$f" ] || continue
+		line="$(head -n 1 "$f")"
+		printf '%s   %s\n' "$firstletter$secondletter" "$line"
+	done
+}
+
+showall_t() {
+	all_letters="a b c d e f g i j k l m n o p r s t u v w x z"
+	buffer="$1"
+	firstletter="$2"
+	firsttarget="$(tcenter $firstletter)"
+	for secondletter in $all_letters; do
+		secondtarget="$(tcenter $secondletter)"
+		f="$basedir/tcenters/$buffer/$firsttarget/$secondtarget"
+		[ -f "$f" ] || continue
+		line="$(head -n 1 "$f")"
+		printf '%s   %s\n' "$firstletter$secondletter" "$line"
+	done
+}
+
+export_csv_c() {
+	sorted_letters="d b c l n p m k z f j v w g a o e s r u t"
+	buffer="$cbuffer"
+	f="$basedir/corners/$buffer"
+	printf '"",'
+	for first in $sorted_letters; do
+		printf '"%s",' "$(corner $first)"
+	done
+	printf '\n'
+	for first in $sorted_letters; do
+		firstpiece="$(corner $first)"
+		printf '"%s",' "$firstpiece"
+		for second in $sorted_letters; do
+			g="$f/$firstpiece/$(corner $second)"
+			if [ "$first" = "$second" ] || [ ! -f "$g" ]; then
+				printf '"",'
+			else
+				printf '"%s",' "$(head -n 1 "$g")"
+			fi
+		done
+		printf '\n'
+	done
+}
+
+export_csv_e() {
+	sorted_letters="d c b n l p m k z f v j w g i a o e t r u s"
+	buffer="$ebuffer"
+	f="$basedir/edges/$buffer"
+	printf '"",'
+	for first in $sorted_letters; do
+		printf '"%s",' "$(edge $first)"
+	done
+	printf '\n'
+	for first in $sorted_letters; do
+		firstpiece="$(edge $first)"
+		printf '"%s",' "$firstpiece"
+		for second in $sorted_letters; do
+			g="$f/$firstpiece/$(edge $second)"
+			if [ "$first" = "$second" ] || [ ! -f "$g" ]; then
+				printf '"",'
+			else
+				printf '"%s",' "$(head -n 1 "$g")"
+			fi
+		done
+		printf '\n'
+	done
+}
+
+export_csv_w() {
+	sorted_letters="b d c n l p m k x z f v j w g i a o e t r u s"
+	buffer="$wbuffer"
+	f="$basedir/wings/$buffer"
+	printf '"",'
+	for first in $sorted_letters; do
+		printf '"%s",' "$(wing $first)"
+	done
+	printf '\n'
+	for first in $sorted_letters; do
+		firstpiece="$(wing $first)"
+		printf '"%s",' "$firstpiece"
+		for second in $sorted_letters; do
+			g="$f/$firstpiece/$(wing $second)"
+			if [ "$first" = "$second" ] || [ ! -f "$g" ]; then
+				printf '"",'
+			else
+				printf '"%s",' "$(head -n 1 "$g")"
+			fi
+		done
+		printf '\n'
+	done
+}
+
+export_csv_x() {
+	sorted_letters="d c b l n p m k x z f j v w g i a o e s r u t"
+	buffer="$xbuffer"
+	f="$basedir/xcenters/$buffer"
+	printf '"",'
+	for first in $sorted_letters; do
+		printf '"%s",' "$(xcenter $first)"
+	done
+	printf '\n'
+	for first in $sorted_letters; do
+		firstpiece="$(xcenter $first)"
+		printf '"%s",' "$firstpiece"
+		for second in $sorted_letters; do
+			g="$f/$firstpiece/$(xcenter $second)"
+			if [ "$first" = "$second" ] || [ ! -f "$g" ]; then
+				printf '"",'
+			else
+				printf '"%s",' "$(head -n 1 "$g")"
+			fi
+		done
+		printf '\n'
+	done
+}
+
+export_csv_t() {
+	sorted_letters="d c b l n p m k x z f j v w g i a o e s r u t"
+	buffer="$tbuffer"
+	f="$basedir/tcenters/$buffer"
+	printf '"",'
+	for first in $sorted_letters; do
+		printf '"%s",' "$(tcenter $first)"
+	done
+	printf '\n'
+	for first in $sorted_letters; do
+		firstpiece="$(tcenter $first)"
+		printf '"%s",' "$firstpiece"
+		for second in $sorted_letters; do
+			g="$f/$firstpiece/$(tcenter $second)"
+			if [ "$first" = "$second" ] || [ ! -f "$g" ]; then
+				printf '"",'
+			else
+				printf '"%s",' "$(head -n 1 "$g")"
+			fi
+		done
+		printf '\n'
+	done
+}
+
+run() {
+	case "$1" in
+	edit)
+		editor="$default_editor"
+		shift
+		;;
+	export)
+		if [ "$2" = "all" ]; then
+			mkdir -p bldsheets
+			export_csv_c > bldsheets/corners.csv
+			export_csv_e > bldsheets/edges.csv
+			export_csv_w > bldsheets/wings.csv
+			export_csv_x > bldsheets/xcenters.csv
+			export_csv_t > bldsheets/tcenters.csv
+			echo "Sheets exported to bldsheets/"
+			return
+		fi
+		#TODO add option for alternative buffers
+		[ "$2" != "c" ] && [ "$2" != "e" ] && \
+		[ "$2" != "w" ] && [ "$2" != "x" ] && \
+		[ "$2" != "t" ] && usage && return
+		export_csv_$2
+		return
+		;;
+	*)
+		editor="cat"
+		;;
+	esac
+
+	type="$1"
+	if [ -z "$3" ]; then
+		letters="$2"
+		cbuf="$cbuffer"
+		ebuf="$ebuffer"
+		wbuf="$wbuffer"
+		xbuf="$xbuffer"
+		tbuf="$tbuffer"
+	else
+		letters="$3"
+		cbuf="$2"
+		ebuf="$2"
+		wbuf="$2"
+		xbuf="$2"
+		tbuf="$2"
+	fi
+
+	letter1="$(echo "$letters" | cut -c 1)"
+	letter2="$(echo "$letters" | cut -b 2)"
+
+	[ -z "$letter1" ] && usage && return
+
+	case "$type" in
+	c)
+		if [ -n "$letter2" ]; then
+			edit corners $cbuf $(corner $letter1) $(corner $letter2)
+		else
+			showall_c $cbuf $letter1
+		fi
+		;;
+	e)
+		if [ -n "$letter2" ]; then
+			edit edges $ebuf $(edge $letter1) $(edge $letter2)
+		else
+			showall_e $ebuf $letter1
+		fi
+		;;
+	w)
+		if [ -n "$letter2" ]; then
+			edit wings $wbuf $(wing $letter1) $(wing $letter2)
+		else
+			showall_w $wbuf $letter1
+		fi
+		;;
+	x)
+		if [ -n "$letter2" ]; then
+			edit xcenters $xbuf $(xcenter $letter1) $(xcenter $letter2)
+		else
+			showall_x $xbuf $letter1
+		fi
+		;;
+	t)
+		if [ -n "$letter2" ]; then
+			edit tcenters $tbuf $(tcenter $letter1) $(tcenter $letter2)
+		else
+			showall_t $tbuf $letter1
+		fi
+		;;
+	*)
+		usage
+		;;
+	esac
+}
+
+if [ -n "$1" ]; then
+	run $@
+else
+	while read -r args; do
+		[ -n "$args" ] && run $args
+	done
+fi
-- 
cgit v1.3