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| author | marha <marha@users.sourceforge.net> | 2011-05-16 09:49:27 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2011-05-16 09:49:27 +0000 |
| commit | ab5c2d2c78273ccdc7c9734bcba482a33fcf9652 (patch) | |
| tree | d12aaeba9956621fe7429d94a7c90105fe306b42 /xorg-server/include/misc.h | |
| parent | 421ecdd3ee6f691c63c4568944423d986f9f69db (diff) | |
| parent | 08cbf3b50bfe713044f36b363c73768cd042f13c (diff) | |
| download | vcxsrv-ab5c2d2c78273ccdc7c9734bcba482a33fcf9652.tar.gz vcxsrv-ab5c2d2c78273ccdc7c9734bcba482a33fcf9652.tar.bz2 vcxsrv-ab5c2d2c78273ccdc7c9734bcba482a33fcf9652.zip | |
merge ^/branches/released .
Diffstat (limited to 'xorg-server/include/misc.h')
| -rw-r--r-- | xorg-server/include/misc.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/xorg-server/include/misc.h b/xorg-server/include/misc.h index 02790d38e..ba3776079 100644 --- a/xorg-server/include/misc.h +++ b/xorg-server/include/misc.h @@ -228,6 +228,24 @@ pad_to_int32(const int bytes) { extern char**
xstrtokenize(const char *str, const char* separators);
+/**
+ * Compare the two version numbers comprising of major.minor.
+ *
+ * @return A value less than 0 if a is less than b, 0 if a is equal to b,
+ * or a value greater than 0
+ */
+static inline int
+version_compare(uint16_t a_major, uint16_t a_minor,
+ uint16_t b_major, uint16_t b_minor)
+{
+ int a, b;
+
+ a = a_major << 16 | a_minor;
+ b = b_major << 16 | b_minor;
+
+ return (a - b);
+}
+
/* some macros to help swap requests, replies, and events */
#define LengthRestB(stuff) \
|