X-Git-Url: http://git.archive.openwrt.org/?p=project%2Flibubox.git;a=blobdiff_plain;f=utils.h;h=9688a6a42e4f53906f959d9743ae6576ec9a56bf;hp=8d4e8100498a549b4bf1fa2dd7882d78d13dbbde;hb=d59fa8d58844f3d6fad70a540a73ee6290613dd4;hpb=a2453456f2942e04d2b2caaf324aa0b7c2ed74eb

diff --git a/utils.h b/utils.h
index 8d4e810..9688a6a 100644
--- a/utils.h
+++ b/utils.h
@@ -155,10 +155,20 @@ static inline uint16_t __u_bswap16(uint16_t val)
 #define __packed __attribute__((packed))
 #endif
 
+#ifndef __constructor
+#define __constructor __attribute__((constructor))
+#endif
+
+#ifndef __hidden
+#define __hidden __attribute__((visibility("hidden")))
+#endif
+
 #ifndef BITS_PER_LONG
 #define BITS_PER_LONG (8 * sizeof(unsigned long))
 #endif
 
+#define BITFIELD_SIZE(_n) (((_n) + (BITS_PER_LONG - 1)) / BITS_PER_LONG)
+
 static inline void bitfield_set(unsigned long *bits, int bit)
 {
 	bits[bit / BITS_PER_LONG] |= (1UL << (bit % BITS_PER_LONG));