gdb

gdb
        * NEWS: Mention "info proc" and core files.
        * corelow.c (core_info_proc): New function.
        (init_core_ops): Set to_info_proc.
        * gdbarch.c, gdbarch.h: Rebuild.
        * gdbarch.sh (core_info_proc): New method.
        * infcmd.c (info_proc_cmd_1): Invoke target_info_proc first.
        * linux-tdep.c (linux_core_info_proc_mappings)
        (linux_core_info_proc): New functions.
        (linux_find_memory_region_ftype): New typedef.
        (linux_find_memory_regions_full): New function, from
        linux_find_memory_regions.
        (struct linux_find_memory_regions_data): New.
        (linux_find_memory_regions_thunk): New function.
        (linux_find_memory_regions): Rewrite.
        (struct linux_make_mappings_data): New.
        (linux_make_mappings_callback)
        (linux_make_mappings_corefile_notes): New functions.
        (linux_make_corefile_notes): Call linux_make_mappings_corefile_notes.
        (linux_init_abi): Call set_gdbarch_core_info_proc.
        * target.c (target_info_proc): Return 'int'.
        * target.h (target_info_proc): Update.
gdb/doc
        * gdb.texinfo (SVR4 Process Information): Mention core files.
gdb/testsuite
        * gdb.base/info-proc.exp: Add core file tests.
bfd
        * elf.c (elfcore_grok_note) <NT_FILE>: New case.