c/mirror_zfs
1
0
Fork 0
mirror of https://git.proxmox.com/git/mirror_zfs.git synced 2025-10-26 18:05:04 +03:00
Code Issues Packages Projects Releases Wiki Activity

Add IMPLY() and EQUIV() macros

Browse Source 
Added for upstream compatibility, they are of the form:

* IMPLY(a, b) - if (a) then (b)
* EQUIV(a, b) - if (a) then (b) *AND* if (b) then (a)

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
This commit is contained in:
Brian Behlendorf 2015-06-24 14:44:47 -07:00
parent 2345368646
commit 5acb2307b2
1 changed files with 10 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
include/sys/debug.h
View File

@ -92,6 +92,8 @@ void spl_dumpstack(void);
#define ASSERT3U(x,y,z) ((void)0) #define ASSERT3U(x,y,z) ((void)0)
#define ASSERT3P(x,y,z) ((void)0) #define ASSERT3P(x,y,z) ((void)0)
#define ASSERT0(x) ((void)0) #define ASSERT0(x) ((void)0)
#define IMPLY(A, B) ((void)0)
#define EQUIV(A, B) ((void)0)
/* /*
* Debugging enabled (--enable-debug) * Debugging enabled (--enable-debug)
@ -105,6 +107,14 @@ void spl_dumpstack(void);
#define ASSERT3U(x,y,z) VERIFY3U(x, y, z) #define ASSERT3U(x,y,z) VERIFY3U(x, y, z)
#define ASSERT3P(x,y,z) VERIFY3P(x, y, z) #define ASSERT3P(x,y,z) VERIFY3P(x, y, z)
#define ASSERT0(x) VERIFY0(x) #define ASSERT0(x) VERIFY0(x)
#define IMPLY(A, B) \
((void)(((!(A)) || (B)) || \
spl_panic(__FILE__, __FUNCTION__, __LINE__, \
"(" #A ") implies (" #B ")")))
#define EQUIV(A, B) \
((void)((!!(A) == !!(B)) || \
spl_panic(__FILE__, __FUNCTION__, __LINE__, \
"(" #A ") is equivalent to (" #B ")")))
#endif /* NDEBUG */ #endif /* NDEBUG */