make it non-static.
* ada-lang.h (task_control_block): declaration moved from ada-task.c
to ada-lang.h; this is needed to be able to implement the kill command
in multi-task mode.
(task_ptid): Ditto.
(task_entry): Ditto.
(task_list): Ditto.
(ada_build_task_list): Ditto.
* ada-lang.c: Conditionalize routines and data structures related
to breakpoints, exceptions, completion, and symbol caching on
GNAT_GDB, since these are not yet used in the submitted public sources.
(ada_main_name): Editorial: Move definition out of exception-related
code.
* ada-lang.h: run through gdb_indent.sh
* ada-tasks.c: run through gdb_indent.sh
* ada-typeprint.c: run through gdb_indent.sh
* ada-valprint.c: run through gdb_indent.sh
malloc() with xmalloc
* ada-tasks.c (init_task_list): replace calls to free with xfree()
* ada-lang.c (replace_operator_with_call, fill_in_ada_prototype,
ada_finish_decode_line_1, all_sals_for_line
ada_breakpoint_rewrite): replace calls to free() with xfree()