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XGetExtensionVersion(3)                          X FUNCTIONS                         XGetExtensionVersion(3)



NAME
       XGetExtensionVersion - query the version of the input extension.

SYNTAX
       XExtensionVersion *XGetExtensionVersion(Display *display, char *name);

ARGUMENTS
       display     Specifies the connection to the X server.

       name        Specifies the extension to be queried.  The input extension name is defined in the header
                   file XI.h.

DESCRIPTION
       The XGetExtensionVersion request queries the version of the input extension, and returns  an  XExten-sionVersion XExtensionVersion
       sionVersion structure.  This structure contains a major_version and minor_version number which can be
       compared with constants defined in XI.h.  Support for additional protocol requests added to the input
       extension  after  its  initial  release  is  indicated by a version number corresponding to the added
       requests.  Each version contains all the protocol requests contained by previous versions.

       You should use XFree to free the XExtensionVersion structure.

STRUCTURES
       This request returns an XExtensionVersion structure.  typedef struct {
               int    present;
               short  major_version;
               short  minor_version; } XExtensionVersion;

DIAGNOSTICS
       none

SEE ALSO
       Programming With Xlib



X Version 11                                     libXi 1.2.1                         XGetExtensionVersion(3)