From: git <redacted>
Date: Sun, 15 Feb 2026 12:46:28 +0000 (-0500)
Subject: refined "usage:" error message
X-Git-Url: https://git.datadissipation.net/?a=commitdiff_plain;h=9411b5c3a10870974e0a706068f1eb5e934cd0f6;p=baseconv.git

refined "usage:" error message
---

diff --git a/tobin b/tobin
index d9e6830..58c0eae 100755
--- a/tobin
+++ b/tobin
@@ -28,6 +28,7 @@ conv() {
 
 
 main() {
+	USAGE="usage: tobin [-mnp] ..."
 	if ! [ "$1" = "x" ] && ! [ -t 0 ]; then
 		cat | tr '\n' ' ' | xargs tobin "x" "$@"
 		return "$?"
@@ -38,7 +39,7 @@ main() {
 	fi
 	
 	if [ $# -eq 0 ]; then
-		printf "Error: No arguments provided\nusage: tobin [-mnp] number1 number2 ...\n" >&2
+		printf "Error: No arguments provided\n%s\n" "$USAGE" >&2
 		return 2
 
 	fi
@@ -50,7 +51,7 @@ main() {
 			m) m=1; ;;
 		       	n) n=1; ;;
 			p) p="0b" ;;
-			*) printf "usage: tobin [-mnp] number1 number2 ...\n" >&2 ; return 2 ;;
+			*) printf "%s\n" "$USAGE" >&2 ; return 2 ;;
 		esac
 	done
 
diff --git a/todec b/todec
index d48311d..feaff7e 100755
--- a/todec
+++ b/todec
@@ -28,6 +28,7 @@ conv() {
 
 
 main() {
+	USAGE="usage: todec [-mnKMG] ..."
 	if ! [ "$1" = "x" ] && ! [ -t 0 ]; then
 		cat | tr '\n' ' ' | xargs todec "x" "$@"
 		return "$?"
@@ -38,7 +39,7 @@ main() {
 	fi
 	
 	if [ $# -eq 0 ]; then
-		printf "Error: No arguments provided\nusage: todec [-mn] number1 number2 ...\n" >&2
+		printf "Error: No arguments provided\n%s\n" "$USAGE" >&2
 		return 2
 
 	fi
@@ -55,7 +56,7 @@ main() {
 			M) k=100000000000000000000; p='M'; ;;
 			# 1 073 741 824
 			G) k=1000000000000000000000000000000; p='G'; ;;
-			*) printf "usage: todec [-mnKMG] number1 number2 ...\n" >&2 ; return 2 ;;
+			*) printf "%s\n" "$USAGE" >&2 ; return 2 ;;
 		esac
 	done
 
diff --git a/tohex b/tohex
index e272405..0452e91 100755
--- a/tohex
+++ b/tohex
@@ -28,6 +28,7 @@ conv() {
 
 
 main() {
+	USAGE="usage: tohex [-lmnp] ..."
 	if ! [ "$1" = "x" ] && ! [ -t 0 ]; then
 		cat | tr '\n' ' ' | xargs tohex "x" "$@"
 		return "$?"
@@ -38,7 +39,7 @@ main() {
 	fi
 	
 	if [ $# -eq 0 ]; then
-		printf "Error: No arguments provided\nusage: tohex [-lmnp] number1 number2 ...\n" >&2
+		printf "Error: No arguments provided\n%s\n" "$USAGE" >&2
 		return 2
 
 	fi
@@ -51,7 +52,7 @@ main() {
 			m) m=1; ;;
 		       	n) n=1; ;;
 			p) p="0x" ;;
-			*) printf "usage: tohex [-lmnp] number1 number2 ...\n" >&2 ; return 2 ;;
+			*) printf "%s\n" "$USAGE" >&2 ; return 2 ;;
 		esac
 	done