From fe69c7830bee4e06021b5c1421abe417575cacf5 Mon Sep 17 00:00:00 2001
From: Felix Palmen <felix@palmen-it.de>
Date: Fri, 9 Aug 2024 11:53:16 +0200
Subject: [PATCH] Font: Explicitly use uint32_t to calculate bitmask

Calculating the bitmask for the glyph id, explicitly use uint32_t which
avoids signed/unsigned comparisons that might occur depending on the
integer sizes of the target ABI when implicit conversions are applied.

Relates:	#5
---
 src/bin/xmoji/font.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/bin/xmoji/font.c b/src/bin/xmoji/font.c
index 2d61313..5da399c 100644
--- a/src/bin/xmoji/font.c
+++ b/src/bin/xmoji/font.c
@@ -226,7 +226,8 @@ static Font *createFromFile(const char *file, int index, char *id,
     }
     uint8_t glyphidbits = 1;
     uint32_t glyphidmask = 1;
-    while ((face->num_glyphs & glyphidmask) != face->num_glyphs)
+    while (((uint32_t)face->num_glyphs & glyphidmask)
+	    != (uint32_t)face->num_glyphs)
     {
 	++glyphidbits;
 	glyphidmask <<= 1;