From 01c1907dff86c12d5296cfb201101caa5c88423b Mon Sep 17 00:00:00 2001
From: Leo C
Date: Wed, 25 May 2016 13:59:12 +0200
Subject: Allow comments on command lines. Comment token is '#' .

---
 avr/cli.c | 23 +++++++++++++----------
 1 file changed, 13 insertions(+), 10 deletions(-)

(limited to 'avr')

diff --git a/avr/cli.c b/avr/cli.c
index 6e27fce..1a26206 100644
--- a/avr/cli.c
+++ b/avr/cli.c
@@ -258,26 +258,29 @@ static int cli_run_command(const char *cmd, int flag)
 		 */
 		for (inquotes = 0, sep = str; *sep; sep++) {
 			if ((*sep == '\'') &&
-			    (sep != str) &&				/* past string start */
-			    (*(sep - 1) != '\\'))		/* and NOT escaped */
+			    (sep != str) &&					/* past string start */
+			    (*(sep - 1) != '\\'))			/* and NOT escaped */
 				inquotes = !inquotes;
 
 			if (!inquotes &&
-			    (*sep == ';' || *sep == '\n') &&	/* separator */
-			    (sep != str) &&				/* past string start */
-			    (*(sep - 1) != '\\'))		/* and NOT escaped */
+			    (*sep == ';' || *sep == '\n'	/* separator */
+					|| *sep == '#') &&			/*   or start of comment */
+			    ((sep == str) ||				/* string start */
+			    (*(sep - 1) != '\\')))			/*   or NOT escaped */
 				break;
 		}
 
-		/*
-		 * Limit the token to data between separators
-		 */
+		/* no more commands after unescaped '#' token */
+		if (*sep == '#')
+			*sep = '\0';
+
+		/* Limit the token to data between separators */
 		token = str;
 		if (*sep) {
-			str = sep + 1;	/* start of command for next pass */
+			str = sep + 1;		/* start of command for next pass */
 			*sep = '\0';
 		} else {
-			str = sep;	/* no more commands for next pass */
+			str = sep;			/* no more commands for next pass */
 		}
 		debug_parser("token: \"%s\"\n", token);
 
-- 
cgit v1.2.3