From 68d71f649e642662959d1111d6c6a4ce3c556717 Mon Sep 17 00:00:00 2001
From: Benno Schulenberg <bensberg@telfort.nl>
Date: Wed, 19 Aug 2020 16:17:07 +0200
Subject: [PATCH] rcfile: make sure that "bright"/"light" are prefixes, not
 separate words

This fixes https://savannah.gnu.org/bugs/?58984.

The bug was old -- it existed since at least version 2.0.6.
---
 src/rcfile.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/rcfile.c b/src/rcfile.c
index d848f4d0..c259cc7d 100644
--- a/src/rcfile.c
+++ b/src/rcfile.c
@@ -996,11 +996,12 @@ short indices[9] = { 204, 163, 134, 38, 48, 148, 215, 208, 137 };
  * vivid to TRUE for a lighter color, and thick for a heavier typeface. */
 short color_to_short(const char *colorname, bool *vivid, bool *thick)
 {
-	if (strncmp(colorname, "bright", 6) == 0) {  /* Deprecated; remove in 2023. */
+	if (strncmp(colorname, "bright", 6) == 0 && colorname[6] != '\0') {
+		/* Prefix "bright" is deprecated; remove in 2024. */
 		*vivid = TRUE;
 		*thick = TRUE;
 		colorname += 6;
-	} else if (strncmp(colorname, "light", 5) == 0) {
+	} else if (strncmp(colorname, "light", 5) == 0 && colorname[5] != '\0') {
 		*vivid = TRUE;
 		*thick = FALSE;
 		colorname += 5;