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Some global information about any running Ferret is stored in a
global variable named ferret_globals, of type
ferret_globals_t.
Structure to store some global information about the running ferret application.
This data type contains the following fields:
Tcl_Interp *master_tcl_interpreter- The main tcl interpreter used by ferret to process the tcl code.
ferret_project_list_t projects- The list of projects.
domain_tree_t user_domtree;- The application/user level domain collection.