# HG changeset patch
# User Mychaela Falconia <falcon@freecalypso.org>
# Date 1615089529 0
# Node ID fc1635333d813ccbf8152d6efd079ad6f89d3dee
# Parent  bca0f86d9efeb4d4ad65a3927c7d0f3f5fd93b77
allow comments in hex data files

diff -r bca0f86d9efe -r fc1635333d81 libutil/hexread.c
--- a/libutil/hexread.c	Sun Mar 07 03:41:06 2021 +0000
+++ b/libutil/hexread.c	Sun Mar 07 03:58:49 2021 +0000
@@ -24,12 +24,18 @@
 		perror(filename);
 		return(-1);
 	}
-	for (count = 0; ; count++) {
+	for (count = 0; ; ) {
 		do
 			c = getc(inf);
 		while (isspace(c));
 		if (c < 0)
 			break;
+		if (c == '#') {
+			do
+				c = getc(inf);
+			while (c >= 0 && c != '\n');
+			continue;
+		}
 		if (!isxdigit(c)) {
 inv_input:		fprintf(stderr, "%s: invalid hex file input\n",
 				filename);
@@ -45,8 +51,8 @@
 			fclose(inf);
 			return(-1);
 		}
-		databuf[count] = (decode_hex_digit(c) << 4) |
-				 decode_hex_digit(c2);
+		databuf[count++] = (decode_hex_digit(c) << 4) |
+				   decode_hex_digit(c2);
 	}
 	fclose(inf);
 	if (!count) {