Changeset efdfebc in mainline for uspace/lib/c/include/macros.h

Timestamp:

2012-11-06T21:03:44Z (11 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

338810f

Parents:

de73242 (diff), 94795812 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge mainline changes.

File:

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

uspace/lib/c/include/macros.h

@@ -38 +38 @@
 #define min(a, b)  ((a) < (b) ? (a) : (b))
 #define max(a, b)  ((a) > (b) ? (a) : (b))
+#define abs(a)     ((a) >= 0 ? (a) : (-a))
+
 
 #define KiB2SIZE(kb)  ((kb) << 10)
@@ -52 +54 @@
             | ((((uint64_t) (up)) & 0xffffffff) << 32))
 
+#ifndef member_to_inst
+#define member_to_inst(ptr_member, type, member_identif) \
+        ((type*) (((void*)(ptr_member)) - ((void*)&(((type*)0)->member_identif))))
+#endif
+
+
 #endif