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config: add vsn macro

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The 'vsn' macro encodes the LVM2 version major, minor
and patchlevel number in a packed form using 16 bits.
This commit is contained in:
Peter Rajnoha 2013-03-05 16:39:36 +01:00
parent 6c81cd26cc
commit 6ea68f233c
1 changed files with 4 additions and 0 deletions
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4
lib/config/config.h
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@ -18,6 +18,10 @@
#include "lvm-types.h" #include "lvm-types.h"
/* 16 bits: 3 bits for major, 4 bits for minor, 9 bits for patchlevel */
/* Max LVM version supported: 7.15.511. Just extend bits if ever needed. */
#define vsn(major, minor, patchlevel) (major << 13 | minor << 9 | patchlevel)
struct device; struct device;
struct cmd_context; struct cmd_context;