changelog

memory test check for embeded linux

		Stop CPPFLAGS from growing without bound.

Fri Aug  9 13:02:15 CDT 2002 Hal Duston <[e-mail]>
	configure.ac,tmemcheck.c:
		Check for and use sigsetjmp if available.

Fri Aug  9 12:12:40 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Seperate out parts of the signal handling logic in hopes
		of making it a bit more readable.

Fri Aug  9 12:10:50 CDT 2002 Hal Duston <[e-mail]>
	tmemcheck.c:
		Make some failures in the validation into warnings only.

Fri Aug  9 12:09:38 CDT 2002 Hal Duston <[e-mail]>
	configure.ac:
		Redo some checking for sigcontext and ucontext things.

Tue Aug  6 22:29:56 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Corrected some typos of struct sigaction_t back to
		struct sigaction.

Tue Aug  6 10:46:52 CDT 2002 Hal Duston <[e-mail]>
	configure.ac:
		Added check for sc_ir in sigcontext.
	tmemcheck.c:
		Make comment better.
	memcheck.c:
		Used sc_ir, and split data and text address
		determination out from main signal handler.

Mon Jul 29 17:51:46 CDT 2002 Hal Duston <[e-mail]>
	configure.ac:
		Seperated sigaction_t from struct sigaction check as break
		doesn't work there.

Sat Jul 27 23:27:07 CDT 2002 Hal Duston <[e-mail]>
	configure.ac:
		Removed deprecated AC_CANONICAL_SYSTEM.

Sun Jul 21 22:57:20 CDT 2002 Hal Duston <[e-mail]>
	configure.ac,memcheck.c,tmemcheck.c:
		Check return type for signal handler.

Thu Jul 18 09:33:38 CDT 2002 Hal Duston <[e-mail]>
	memcheck.h:
		More whitespace in memcheck.h

Mon Jul 15 00:20:16 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Always declare memcheck_restart.

Tue Jul  9 12:06:30 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c, tmemcheck.c
		Added SIGBUS handler.

Sun Jul  7 23:57:05 CDT 2002 Hal Duston <[e-mail]>
	configure.ac, NEWS:
		Prepared 0.1.0.

Sun Jul  7 20:47:43 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Remove const from memcheck_return_address cast.

Sun Jul  7 19:20:29 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Report reallocations w/any misused pointer.
		Limit reallocation tracking to the end of the guard page.

Sun Jul  7 18:36:08 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Make "never freed" log entry match the others.
		Call internal error routine instead of perror for munmap.

Sun Jul  7 18:08:33 CDT 2002 Hal Duston <[e-mail]>
	configure.ac:
		Correct check for sig_atomic_t.
	memcheck.c:
		Restore deleted line #561.

Sun Jul  7 15:27:15 CDT 2002 Hal Duston <[e-mail]>
	configure.ac,memcheck.h,memcheck.c:
		Don't check for cfree, valloc, memalign, and posix_memalign
		since we are supplying them.

Sun Jul  7 14:45:38 CDT 2002 Hal Duston <[e-mail]>
	configure.ac:
		Complete check for sig_atomic_t.

Sat Jul  6 18:13:29 CDT 2002 Hal Duston <[e-mail]>
	configure.ac:
		Add check for setjmp.h, and specify include for sig_atomic_t.

Sat Jul  6 18:11:29 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Reformat a couple of memcheck_log entries,
		and correct a reversed underrun/overrun string.

Sat Jul  6 12:19:50 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Add check for invalid pointer being passed in.

Sat Jul  6 11:55:21 CDT 2002 Hal Duston <[e-mail]>
	configure.ac,memcheck.c:
		Add tests for errno.h, errno, and sig_atomic_t.

Sat Jul  6 11:51:22 CDT 2002 Hal Duston <[e-mail]>
	configure.ac,memcheck.h,memcheck.c:
		Add support for posix_memalign.
		Correct abi being passed to libtool.

Thu Jul  4 22:24:51 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Correct signal handler yet again for nesting, not getting stuck
		in an infinite loop, and only reporting the same overrun to the
		log once, but still reporting different occurences of the same
		overrun each individual time.

Tue Jul  2 18:28:22 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Really fix signal handler reinstallation bug.
		Rename ptr argument in signal handler to context.

Tue Jul  2 18:10:45 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Fix a bug that caused the program to reinstall the signal
		handler unecessarily.

Tue Jul  2 12:38:25 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Fix allocation pagesize +/- sizeof(long) bytes.

Tue Jul  2 00:11:07 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Report code address, even if source info is available.

Mon Jul  1 23:54:56 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		More realloc fixes.

Mon Jul  1 17:51:59 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		More nested signal handler fixes.

Mon Jul  1 13:45:25 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Fixed bug where realloc would overwrite part of the previously
		allocated memory with the sentry.

Sat Jun 29 22:40:42 CDT 2002 Hal Duston <[e-mail]>
	configure.ac,memcheck.c:
		Check for uc_context.mcontext.gregs at configure time, and
		protect it.
		Only check for malloc.h if stdlib.h doesn't exist.
		Reinstall signal hander a second time if it is removed.
		Handle two passes if the signal handler that replaced ours
		calls our first handler.
		__attribute__ unused parameters.

Sat Jun 29 09:08:10 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Cast away fourth argument (address) that SunOS _may_ have in
		assignment of segv signal handler to act.sa_handler.

Fri Jun 28 14:24:35 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Make memcheck_initialize back to void func, and
		set the "We've initialized" on at the very beginning
		in order to permit recursion to work properly.

Tue Jun 18 03:50:58 CDT 2002 Hal Duston <[e-mail]>
	Released 0.0.0.

Tue Jun 18 03:39:16 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Add memcheck_null since some printf's don't handle %s NULL's.

Mon Jun 17 19:06:54 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Add fourth parameter to memcheck_segv which Sun sometimes uses.

Mon Jun 17 18:55:08 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Finish error checking with memcheck_[un]protect.

Mon Jun 17 18:40:08 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Check HPPA's GetSSReg first.

Mon Jun 17 18:27:59 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Forgot to change package name on copyright!

Mon Jun 17 18:26:24 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Don't need SIGBUS after all.

Mon Jun 17 18:13:30 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Make sentry void * for Sparc.
		Correct and #endif placement.
		Use different register on hppa.

Mon Jun 17 18:03:03 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		More HP/UX stuff.

Mon Jun 17 16:35:31 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Changes for HP/UX.

Mon Jun 17 14:49:04 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Correct NetBSD things.

Mon Jun 17 13:25:19 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Correct handling of NULL ptrs.
		Track info even if data moves from page to page.

Mon Jun 17 12:45:23 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Get rid of poorly thought out "history" array,
		and replace it with a realloc array.

Mon Jun 17 05:35:56 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Add allocation/freed history.
		Make memcheck_insert, memcheck_delete, memcheck_update
				more orthagonal.
		Add memcheck_setup.

Mon Jun 17 04:51:01 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Add commentary.
		Add return value to memcheck_initialize().
		Add -2 value for fildes to indicate open failed,
			and don't try again.
		Add memcheck_unprotect().
		Rewrite memcheck_allocator to handle allocation of NULL.
		Don't allocate sentry of size == pagesize.
		Add logic for "churn".
		Check for realloc of already freed pointer.
		Make "pages" include info/guard page.

Sun Jun 16 02:45:07 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Return error for out-of-memory.

Sun Jun 16 02:33:08 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Correct pagesize to memcheck_pagesize in memcheck_put.

Sun Jun 16 02:32:04 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Add memcheck_resuse (And corresponding environment variable).

Sun Jun 16 02:28:42 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Don't report error on "File not found" for unlink().

Sun Jun 16 02:27:34 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Set pagesize right away.

Sun Jun 16 02:21:38 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Make #define for previous stack frame address.
		Classify functions as alloc/free, and check accordingly.
		Spell address as addr most everywhere.

Sun Jun 16 01:07:18 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Remove extraneous #else.

Sun Jun 16 01:03:06 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Define MAP_FAILED at top if missing.
		Make memcheck_segv use memcheck_log.
		Change from vsnprintf to vsprintf (more common).

Sat Jun 15 19:31:14 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Finish porting to AIX 3.2 (RS/6000),
			improve readability a bit more.

Sat Jun 15 04:17:55 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Compile on AIX 3.2, make memcheck_segv a bit more readable.

Fri Jun 14 04:59:07 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Internal re-org, get working on SunOS, begin HP/UX work.
		Make more stuff compile conditionally.

Thu Jun 13 01:26:49 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Begin work for *BSD
		Eliminate memcheck_[un]protect and memcheck_invalidate
		Set memcheck_restart at init time
		Add more error checking
		Add memcheck_error error reporting.
		Add memcheck_protect and memcheck_mprotect
			for setting protection.

Mon Jun 10 04:22:36 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Protect ucontext_t.

Sat Jun 08 03:41:44 CDT 2002 Hal Duston <[e-mail]>
	memcheck.c:
		Only restart read's.

Sat Jun  8 03:17:58 CDT 2002 Hal Duston <[e-mail]>
	* memcheck.h,memcheck.c:
		Update copyright, add signal handler, add cfree,
		make seperate initialization.

Sun Jun  2 23:11:29 CDT 2002 Hal Duston <[e-mail]>
	* Seperated from gdd.

Sun Jun  2 05:58:26 CDT 2002 Hal Duston <[e-mail]>
	* memcheck.h,memcheck.c:
		Unwrapped memcheck.h, make underruns selectable at runtime,
		change initial function names from 'x' to memcheck, add
		support for compiling with C++ compiler, and K&R C compiler.

Sat Jun  1 14:30:06 CDT 2002 Hal Duston <[e-mail]>
	* memcheck.h,memcheck.c:
		Protect stdlib.h, add valloc,
		store allocing/free function name.

Thu May 16 00:40:12 CDT 2002 Hal Duston <[e-mail]>
	* memcheck.c: Correct x[un]protect and invalidate.

Sun May  5 01:33:25 CDT 2002 Hal Duston <[e-mail]>
	* memcheck.c:
		Added underrun detection option.

Mon Apr 22 21:14:15 CDT 2002 Hal Duston <[e-mail]>
	* memcheck.h, memcheck.c: Make more parameters const.

Tue Feb 26 14:50:30 CST 2002 Hal Duston <[e-mail]>
	* Makefile.in: Upgraded automake.