From d82ac9563ec49adbf9f961f6b30c478171373109 Mon Sep 17 00:00:00 2001
From: Sam Anthony <sam@samanthony.xyz>
Date: Sun, 1 Sep 2024 11:15:54 -0400
Subject: fmtcmt - format C99 comments

---
 fmtcmt | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100755 fmtcmt

diff --git a/fmtcmt b/fmtcmt
new file mode 100755
index 0000000..5012c65
--- /dev/null
+++ b/fmtcmt
@@ -0,0 +1,21 @@
+#!/usr/bin/sh
+
+# fmtcmt: format C99-style `//' comments
+# Usage: fmtcmt [ -w n ]
+# Options:
+#	-w n Wrap lines to n characters, including `// ' (default 90).
+
+defaultwidth=90
+
+# parse -w
+if [ "$#" -ge 2 ] && [ $1 = "-w" ]; then
+	width=$2
+else
+	width=$defaultwidth
+fi
+
+sed 's/^\/\///' |                   # strip //
+	sed -e 's/^ *//' -e 's/ *$//' | # strip leading and trailing blanks
+	fmt -w $(expr $width - 3) |     # wrap (-3 for "// ")
+	awk '{ print "// " $0 }' |      # prepend //
+	sed -z '$ s/\n*$//'             # strip tailing \n
\ No newline at end of file
-- 
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