diff options
Diffstat (limited to 'nx-X11/programs')
| -rw-r--r-- | nx-X11/programs/Xserver/include/misc.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/include/misc.h b/nx-X11/programs/Xserver/include/misc.h index 5f30823fa..d2cadace2 100644 --- a/nx-X11/programs/Xserver/include/misc.h +++ b/nx-X11/programs/Xserver/include/misc.h @@ -81,6 +81,7 @@ extern unsigned long serverGeneration; #include <nx-X11/Xfuncproto.h> #include <nx-X11/Xmd.h> #include <nx-X11/X.h> +#include <stdint.h> #ifndef _XTYPEDEF_POINTER /* Don't let Xdefs.h define 'pointer' */ @@ -237,6 +238,28 @@ pad_to_int32(const int bytes) { return (((bytes) + 3) & ~3); } +/** + * 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(uint32_t a_major, uint32_t a_minor, + uint32_t b_major, uint32_t b_minor) +{ + if (a_major > b_major) + return 1; + if (a_major < b_major) + return -1; + if (a_minor > b_minor) + return 1; + if (a_minor < b_minor) + return -1; + + return 0; +} + /* some macros to help swap requests, replies, and events */ #define LengthRestB(stuff) \ |