sb

commit 3130746ee0f9e49a21df35a197af80e1991030c5
parent b4d05cf1e81e7c71ccac58f35d0de5543d010b90
Author: Cem Keylan <cem@ckyln.com>
Date:   Thu,  2 Jul 2020 13:47:53 +0300

sb: don't use cat to print help information

Diffstat:
M
sb
 | 
24
++++++++++--------------

1 file changed, 10 insertions(+), 14 deletions(-)
diff --git a/sb b/sb
@@ -4,21 +4,17 @@
 FUNCPATH="./func"
 VERSION="git"
 
+out() { printf '%s\n' "$@" >&2 ;}
 usage() {
-	cat <<EOF
-${0##*/} [options]
-
-  Options:
-    -d      Use the default configuration
-    -n      Print to stdout instead of the bar
-    -x      Kill existing sb instance
-    -h      Print this help and exit
-    -v      Print version number and exit
-
-${0##*/}-$VERSION
-2019-2020 (c) Cem Keylan
-EOF
-exit 1
+    out "${0##*/} [options]" "" \
+        " Options:" \
+        " -d        Use the default configuration" \
+        " -n        Print to stdout instead of the bar" \
+        " -x        Kill existing sb instance" \
+        " -v        Print version number and exit" ""\
+        "${0##*/}-$VERSION" \
+        "2019-2020 (c) Cem Keylan"
+    exit 1
 }
 
 while [ "$1" ] ; do case "$1" in