Changeset 096c0786 in mainline for uspace/lib/c/include/align.h

Timestamp:

2024-09-16T11:54:47Z (7 weeks ago)

Author:

Jiří Zárevúcky <zarevucky.jiri@…>

Branches:

master

Children:

1bbc6dc

Parents:

bec6379

git-author:

Jiří Zárevúcky <zarevucky.jiri@…> (2024-09-15 18:51:13)

git-committer:

Jiří Zárevúcky <zarevucky.jiri@…> (2024-09-16 11:54:47)

Message:

Ensure ALIGN_UP/DOWN() work with any size arguments

File:

• uspace/lib/c/include/align.h (modified) (2 diffs)

uspace/lib/c/include/align.h

@@ -41 +41 @@
  * @param a             Size of alignment, must be power of 2.
  */
-#define ALIGN_DOWN(s, a)        ((s) & ~((a) - 1))
+#define ALIGN_DOWN(s, a)        ((s) & ~((typeof(s))(a) - 1))
 
 /** Align to the nearest higher address which is a power of two.
@@ -48 +48 @@
  * @param a             Size of alignment, must be power of 2.
  */
-#define ALIGN_UP(s, a)          ((long)((s) + ((a) - 1)) & ~((long) (a) - 1))
+#define ALIGN_UP(s, a)          ((((s) + ((a) - 1)) & ~((typeof(s))(a) - 1)))
 
 /** Round up to the nearest higher boundary.