New reworked patch uses build-id.

The patch attached contains both code and test.

Thanks,

Aleksandar Ristovski
QNX Software Systems


ChangeLog:

<date>  Aleksandar Ristovski  <aristovski@qnx.com>

	* mips-linux-tdep.c (mips_linux_init_abi): Assign validate value.
	* ppc-linux-tdep.c (ppc_linux_init_abi): Ditto.
	* solib-darwin.c (_initialize_darwin_solib): Ditto.
	* solib-dsbt.c (_initialize_dsbt_solib): Ditto.
	* solib-frv.c (_initialize_frv_solib): Ditto.
	* solib-ia64-hpux.c (ia64_hpux_target_so_ops): Ditto.
	* solib-irix.c (_initialize_irix_solib): Ditto.
	* solib-osf.c (_initialize_osf_solib): Ditto.
	* solib-pa64.c (_initialize_pa64_solib): Ditto.
	* solib-som.c (_initialize_som_solib): Ditto.
	* solib-spu.c (set_spu_solib_ops): Ditto.
	* solib-sunos.c (_initialize_sunos_solib): Ditto.
	* solib-svr4.c (lm_addr_check): Add const for SO type.
	(svr4_keep_data_in_core): Remove unused variable and assignment.
	(svr4_unrelocated_vma): New function.
	(svr4_validate_build_id): New function.
	(svr4_validate): New function.
	(svr4_read_so_list): Remove unused variable.
	(_initialize_svr4_solib): Assign validate value.
	* solib-svr4.h (NOTE_GNU_BUILD_ID_NAME): New define.
	* solib-target.c (solib.h): Include.
	(_initialize_solib_target): Assign validate value.
	* solib.c (solib_map_sections): Use ops->validate.
	(solib_validate): New function.
	* solib.h (solib_validate): New declaration.
	* solist.h (target_so_ops): New field 'validate'.
	* target.c (target_verify_memory): Add fallback using
	target_read_memory.


testsuite/ChangeLog
<date>  Aleksandar Ristovski  <aristovski@qnx.com>

	* gdb.base/solib-mismatch-lib.c: New file.
	* gdb.base/solib-mismatch-libmod.c: New file.
	* gdb.base/solib-mismatch.c: New file.
	* gdb.base/solib-mismatch.exp: New file.