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return(tcl_ret);
}
return(TCL_OK);
}
#endif
#if defined(XVFS_MODE_FLEXIBLE)
#include <dlfcn.h>
int (*xvfs_register)(Tcl_Interp *interp, struct Xvfs_FSInfo *fsInfo) = NULL;
/*
* XXX:TODO: Find some way to use Tcl_FindSymbol() to do this
*/
xvfs_register = dlsym(NULL, "Xvfs_Register");
if (!xvfs_register) {
xvfs_register = &xvfs_standalone_register;
}
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return(tcl_ret);
}
return(TCL_OK);
}
#endif
#if defined(XVFS_MODE_FLEXIBLE) || defined(XVFS_MODE_SERVER)
struct xvfs_tclfs_server_info {
char magic[XVFS_PROTOCOL_SERVER_MAGIC_LEN];
int (*registerProc)(Tcl_Interp *interp, struct Xvfs_FSInfo *fsInfo);
};
#endif
#if defined(XVFS_MODE_FLEXIBLE)
int xvfs_flexible_register(Tcl_Interp *interp, struct Xvfs_FSInfo *fsInfo) {
ClientData fsHandlerDataRaw;
struct xvfs_tclfs_server_info *fsHandlerData;
const Tcl_Filesystem *fsHandler;
int (*xvfs_register)(Tcl_Interp *interp, struct Xvfs_FSInfo *fsInfo);
Tcl_Obj *rootPathObj;
xvfs_register = &xvfs_standalone_register;
rootPathObj = Tcl_NewStringObj(XVFS_ROOT_MOUNTPOINT, -1);
if (!rootPathObj) {
return(xvfs_register(interp, fsInfo));
}
Tcl_IncrRefCount(rootPathObj);
fsHandler = Tcl_FSGetFileSystemForPath(rootPathObj);
Tcl_DecrRefCount(rootPathObj);
if (!fsHandler) {
return(xvfs_register(interp, fsInfo));
}
fsHandlerDataRaw = Tcl_FSData(fsHandler);
if (!fsHandlerDataRaw) {
return(xvfs_register(interp, fsInfo));
}
fsHandlerData = (struct xvfs_tclfs_server_info *) fsHandlerDataRaw;
/*
* XXX:TODO: What is the chance that the handler for //xvfs:/ hold
* client data smaller than XVFS_PROTOCOL_SERVER_MAGIC_LEN ?
*/
if (memcmp(fsHandlerData->magic, XVFS_PROTOCOL_SERVER_MAGIC, sizeof(fsHandlerData->magic)) == 0) {
xvfs_register = fsHandlerData->registerProc;
}
return(xvfs_register(interp, fsInfo));
}
#endif
#if defined(XVFS_MODE_SERVER)
int Xvfs_Register(Tcl_Interp *interp, struct Xvfs_FSInfo *fsInfo) {
return(TCL_ERROR);
}
#endif
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