From 49031102f2b3cb36dc338487c039062ce84b5dd8 Mon Sep 17 00:00:00 2001
From: emma <emma@tebibyte.media>
Date: Sun, 14 Jul 2024 03:17:21 -0600
Subject: [PATCH] npc(1): commenting

---
 src/npc.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/src/npc.c b/src/npc.c
index d160523..34fb9ce 100644
--- a/src/npc.c
+++ b/src/npc.c
@@ -30,11 +30,8 @@ int usage(char *s) {
 
 int main(int argc, char *argv[]) {
 	int c;
-	char showend;
-	char showtab;
-
-	showend = 0;
-	showtab = 0;
+	char showend = 0; /* print a dollar sign before each newline */
+	char showtab = 0; /* prints tab characters in caret notation */
 
 	if (argc > 0) {
 		while ((c = getopt(argc, argv, "et")) != -1) {
@@ -52,7 +49,7 @@ int main(int argc, char *argv[]) {
 		if ((c & 0x80) != 0) { fputs("M-", stdout); }
 
 		switch (c ^ 0x80) { /* 0b 1000 0000 */ 
-			case 0x7f: fputs("^?", stdout); break;
+			case 0x7f: fputs("^?", stdout); break; /* delete character */
 			case '\n': if (showend) { putc('$', stdout); }
 			default:
 				if (c >= ' ' || c == '\n' || (!showtab && c == '\t')) {