From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 5054 invoked by alias); 19 Jan 2004 22:26:27 -0000 Mailing-List: contact gdb-patches-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sources.redhat.com Received: (qmail 4994 invoked from network); 19 Jan 2004 22:26:23 -0000 Received: from unknown (HELO tisch.mail.mindspring.net) (207.69.200.157) by sources.redhat.com with SMTP; 19 Jan 2004 22:26:23 -0000 Received: from user-119a90a.biz.mindspring.com ([66.149.36.10] helo=berman.michael-chastain.com) by tisch.mail.mindspring.net with esmtp (Exim 3.33 #1) id 1Aihqc-0001iB-00; Mon, 19 Jan 2004 17:26:18 -0500 Received: by berman.michael-chastain.com (Postfix, from userid 502) id A45C94B359; Mon, 19 Jan 2004 17:26:14 -0500 (EST) To: cagney@redhat.com, eliz@gnu.org, gdb-patches@sources.redhat.com Subject: [rfa] delete more mmalloc remnants Message-Id: <20040119222614.A45C94B359@berman.michael-chastain.com> Date: Mon, 19 Jan 2004 22:26:00 -0000 From: mec.gnu@mindspring.com (Michael Elizabeth Chastain) X-SW-Source: 2004-01/txt/msg00529.txt.bz2 This patch deletes more remnants of --with-mmalloc. I tested this by building on native i686-pc-linux-gnu and running the "break main; run" test. I need several approvals for this, including a doco approval. Okay to commit? Michael C 2004-01-19 Michael Chastain * MAINTAINERS: Delete mmalloc. * Makefile.in: Delete MMALLOC, MMALLOC_CFLAGS, -lmmalloc, mmalloc_h. * NEWS: Mention removal of --with-malloc. * acconfig.h: Delete USE_MMALLOC, MMCHECK_FORCE. * config.in: Regenerate. * configure: Regenerate. * configure.in: Delete MMALLOC_CFLAGS, MMALLOC, --with-mmalloc, USE_MMALLOC, MMCHECK_FORCE. * gdbinit.in: Remove mmalloc. * utils.c: Delete USE_MMALLOC, NO_MMCHECK, MMCHECK_FORCE, malloc_botch. * config/alpha/alpha-linux.mh: Delete MMALLOC, MMALLOC_CFLAGS. * config/i386/go32.mh: Likewise. * config/i386/interix.mh: Likewise. * config/powerpc/xm-linux.h: Delete MMAP_BASE_ADDRESS, MMAP_INCREMENT. 2004-01-19 Michael Chastain * gdbint.texinfo: Delete USE_MMALLOC, NO_MMCHECK, MMCHECK_FORCE, MMAP_BASE_ADDRESS, MMAP_INCREMENT. Index: MAINTAINERS =================================================================== RCS file: /cvs/src/src/gdb/MAINTAINERS,v retrieving revision 1.258 diff -c -3 -p -r1.258 MAINTAINERS *** MAINTAINERS 4 Jan 2004 15:27:24 -0000 1.258 --- MAINTAINERS 19 Jan 2004 22:17:56 -0000 *************** support - typically shared libraries and *** 174,181 **** The Native maintainer works with the Arch and Core maintainers when resolving more generic problems. ! The host maintainer ensures that gdb (including mmalloc) can be built ! as a cross debugger on their platform. AIX Peter Schauer Peter.Schauer@regent.e-technik.tu-muenchen.de Kevin Buettner kevinb@redhat.com --- 174,181 ---- The Native maintainer works with the Arch and Core maintainers when resolving more generic problems. ! The host maintainer ensures that gdb can be built as a cross debugger on ! their platform. AIX Peter Schauer Peter.Schauer@regent.e-technik.tu-muenchen.de Kevin Buettner kevinb@redhat.com Index: Makefile.in =================================================================== RCS file: /cvs/src/src/gdb/Makefile.in,v retrieving revision 1.478 diff -c -3 -p -r1.478 Makefile.in *** Makefile.in 19 Jan 2004 04:31:49 -0000 1.478 --- Makefile.in 19 Jan 2004 22:17:56 -0000 *************** INCLUDE_CFLAGS = -I$(INCLUDE_DIR) *** 106,115 **** # Where is the "-liberty" library? Typically in ../libiberty. LIBIBERTY = ../libiberty/libiberty.a - # Configured by the --with-mmalloc option to configure. - MMALLOC = @MMALLOC@ - MMALLOC_CFLAGS = @MMALLOC_CFLAGS@ - # Where is the BFD library? Typically in ../bfd. BFD_DIR = ../bfd BFD = $(BFD_DIR)/libbfd.a --- 106,111 ---- *************** CXXFLAGS = -g -O *** 364,370 **** INTERNAL_WARN_CFLAGS = \ $(CFLAGS) $(GLOBAL_CFLAGS) $(PROFILE_CFLAGS) \ $(GDB_CFLAGS) $(OPCODES_CFLAGS) $(READLINE_CFLAGS) \ ! $(BFD_CFLAGS) $(MMALLOC_CFLAGS) $(INCLUDE_CFLAGS) \ $(INTL_CFLAGS) $(ENABLE_CFLAGS) \ $(GDB_WARN_CFLAGS) INTERNAL_CFLAGS = $(INTERNAL_WARN_CFLAGS) $(GDB_WERROR_CFLAGS) --- 360,366 ---- INTERNAL_WARN_CFLAGS = \ $(CFLAGS) $(GLOBAL_CFLAGS) $(PROFILE_CFLAGS) \ $(GDB_CFLAGS) $(OPCODES_CFLAGS) $(READLINE_CFLAGS) \ ! $(BFD_CFLAGS) $(INCLUDE_CFLAGS) \ $(INTL_CFLAGS) $(ENABLE_CFLAGS) \ $(GDB_WARN_CFLAGS) INTERNAL_CFLAGS = $(INTERNAL_WARN_CFLAGS) $(GDB_WERROR_CFLAGS) *************** INTERNAL_LDFLAGS = $(CFLAGS) $(GLOBAL_CF *** 384,402 **** # Libraries and corresponding dependencies for compiling gdb. # {X,T}M_CLIBS, defined in *config files, have host- and target-dependent libs. - # MMALLOC comes after anything else that might want an allocation function. # LIBIBERTY appears twice on purpose. # If you have the Cygnus libraries installed, # you can use 'CLIBS=$(INSTALLED_LIBS)' 'CDEPS=' INSTALLED_LIBS=-lbfd -lreadline -lopcodes -liberty \ $(XM_CLIBS) $(TM_CLIBS) $(NAT_CLIBS) $(GDBTKLIBS) @LIBS@ \ ! -lmmalloc -lintl -liberty CLIBS = $(SIM) $(BFD) $(READLINE) $(OPCODES) $(INTL) $(LIBIBERTY) \ $(XM_CLIBS) $(TM_CLIBS) $(NAT_CLIBS) $(GDBTKLIBS) @LIBS@ \ $(LIBICONV) \ ! $(MMALLOC) $(LIBIBERTY) $(WIN32LIBS) CDEPS = $(XM_CDEPS) $(TM_CDEPS) $(NAT_CDEPS) $(SIM) $(BFD) $(READLINE) \ ! $(OPCODES) $(MMALLOC) $(INTL_DEPS) $(LIBIBERTY) $(CONFIG_DEPS) ADD_FILES = $(XM_ADD_FILES) $(TM_ADD_FILES) $(NAT_ADD_FILES) ADD_DEPS = $(XM_ADD_FILES) $(TM_ADD_FILES) $(NAT_ADD_FILES) --- 380,397 ---- # Libraries and corresponding dependencies for compiling gdb. # {X,T}M_CLIBS, defined in *config files, have host- and target-dependent libs. # LIBIBERTY appears twice on purpose. # If you have the Cygnus libraries installed, # you can use 'CLIBS=$(INSTALLED_LIBS)' 'CDEPS=' INSTALLED_LIBS=-lbfd -lreadline -lopcodes -liberty \ $(XM_CLIBS) $(TM_CLIBS) $(NAT_CLIBS) $(GDBTKLIBS) @LIBS@ \ ! -lintl -liberty CLIBS = $(SIM) $(BFD) $(READLINE) $(OPCODES) $(INTL) $(LIBIBERTY) \ $(XM_CLIBS) $(TM_CLIBS) $(NAT_CLIBS) $(GDBTKLIBS) @LIBS@ \ $(LIBICONV) \ ! $(LIBIBERTY) $(WIN32LIBS) CDEPS = $(XM_CDEPS) $(TM_CDEPS) $(NAT_CDEPS) $(SIM) $(BFD) $(READLINE) \ ! $(OPCODES) $(INTL_DEPS) $(LIBIBERTY) $(CONFIG_DEPS) ADD_FILES = $(XM_ADD_FILES) $(TM_ADD_FILES) $(NAT_ADD_FILES) ADD_DEPS = $(XM_ADD_FILES) $(TM_ADD_FILES) $(NAT_ADD_FILES) *************** DIST=gdb *** 405,411 **** LINT=/usr/5bin/lint LINTFLAGS= $(GDB_CFLAGS) $(OPCODES_CFLAGS) $(READLINE_CFLAGS) \ ! $(BFD_CFLAGS) $(MMALLOC_CFLAGS) $(INCLUDE_CFLAGS) \ $(INTL_CFLAGS) RUNTEST = `if [ -f $${rootsrc}/../dejagnu/runtest ] ; then \ --- 400,406 ---- LINT=/usr/5bin/lint LINTFLAGS= $(GDB_CFLAGS) $(OPCODES_CFLAGS) $(READLINE_CFLAGS) \ ! $(BFD_CFLAGS) $(INCLUDE_CFLAGS) \ $(INTL_CFLAGS) RUNTEST = `if [ -f $${rootsrc}/../dejagnu/runtest ] ; then \ *************** objc-lang.o: objc-lang.c $(defs_h) $(sym *** 2134,2140 **** objfiles.o: objfiles.c $(defs_h) $(bfd_h) $(symtab_h) $(symfile_h) \ $(objfiles_h) $(gdb_stabs_h) $(target_h) $(bcache_h) $(gdb_assert_h) \ $(gdb_stat_h) $(gdb_obstack_h) $(gdb_string_h) $(hashtab_h) \ ! $(breakpoint_h) $(block_h) $(dictionary_h) $(mmalloc_h) observer.o: observer.c $(defs_h) $(observer_h) ocd.o: ocd.c $(defs_h) $(gdbcore_h) $(gdb_string_h) $(frame_h) $(inferior_h) \ $(bfd_h) $(symfile_h) $(target_h) $(gdbcmd_h) $(objfiles_h) \ --- 2129,2135 ---- objfiles.o: objfiles.c $(defs_h) $(bfd_h) $(symtab_h) $(symfile_h) \ $(objfiles_h) $(gdb_stabs_h) $(target_h) $(bcache_h) $(gdb_assert_h) \ $(gdb_stat_h) $(gdb_obstack_h) $(gdb_string_h) $(hashtab_h) \ ! $(breakpoint_h) $(block_h) $(dictionary_h) observer.o: observer.c $(defs_h) $(observer_h) ocd.o: ocd.c $(defs_h) $(gdbcore_h) $(gdb_string_h) $(frame_h) $(inferior_h) \ $(bfd_h) $(symfile_h) $(target_h) $(gdbcmd_h) $(objfiles_h) \ *************** user-regs.o: user-regs.c $(defs_h) $(use *** 2467,2473 **** utils.o: utils.c $(defs_h) $(gdb_assert_h) $(gdb_string_h) $(event_top_h) \ $(gdbcmd_h) $(serial_h) $(bfd_h) $(target_h) $(demangle_h) \ $(expression_h) $(language_h) $(charset_h) $(annotate_h) \ ! $(filenames_h) $(inferior_h) $(mmalloc_h) uw-thread.o: uw-thread.c $(defs_h) $(gdbthread_h) $(target_h) $(inferior_h) \ $(regcache_h) $(gregset_h) v850ice.o: v850ice.c $(defs_h) $(gdb_string_h) $(frame_h) $(symtab_h) \ --- 2462,2468 ---- utils.o: utils.c $(defs_h) $(gdb_assert_h) $(gdb_string_h) $(event_top_h) \ $(gdbcmd_h) $(serial_h) $(bfd_h) $(target_h) $(demangle_h) \ $(expression_h) $(language_h) $(charset_h) $(annotate_h) \ ! $(filenames_h) $(inferior_h) uw-thread.o: uw-thread.c $(defs_h) $(gdbthread_h) $(target_h) $(inferior_h) \ $(regcache_h) $(gregset_h) v850ice.o: v850ice.c $(defs_h) $(gdb_string_h) $(frame_h) $(symtab_h) \ Index: NEWS =================================================================== RCS file: /cvs/src/src/gdb/NEWS,v retrieving revision 1.132 diff -c -3 -p -r1.132 NEWS *** NEWS 11 Jan 2004 17:00:38 -0000 1.132 --- NEWS 19 Jan 2004 22:17:57 -0000 *************** *** 3,8 **** --- 3,13 ---- *** Changes since GDB 6.0: + * Removed --with-mmalloc + + Support for the mmalloc memory manager has been removed, as it + conflicted with the internal gdb byte cache. + * Changes in AMD64 configurations The AMD64 target now includes the %cs and %ss registers. As a result Index: acconfig.h =================================================================== RCS file: /cvs/src/src/gdb/acconfig.h,v retrieving revision 1.27 diff -c -3 -p -r1.27 acconfig.h *** acconfig.h 30 Dec 2003 10:33:37 -0000 1.27 --- acconfig.h 19 Jan 2004 22:17:57 -0000 *************** *** 108,122 **** /* Define if you have HPUX threads */ #undef HAVE_HPUX_THREAD_SUPPORT - /* Define if you want to use the memory mapped malloc package (mmalloc). */ - #undef USE_MMALLOC - - /* Define if the runtime uses a routine from mmalloc before gdb has a chance - to initialize mmalloc, and we want to force checking to be used anyway. - This may cause spurious memory corruption messages if the runtime tries - to explicitly deallocate that memory when gdb calls exit. */ - #undef MMCHECK_FORCE - /* Define to 1 if NLS is requested. */ #undef ENABLE_NLS --- 108,113 ---- Index: configure.in =================================================================== RCS file: /cvs/src/src/gdb/configure.in,v retrieving revision 1.139 diff -c -3 -p -r1.139 configure.in *** configure.in 13 Jan 2004 17:06:36 -0000 1.139 --- configure.in 19 Jan 2004 22:17:59 -0000 *************** fi *** 1082,1107 **** AC_SUBST(WARN_CFLAGS) AC_SUBST(WERROR_CFLAGS) - MMALLOC_CFLAGS= - MMALLOC= - AC_SUBST(MMALLOC_CFLAGS) - AC_SUBST(MMALLOC) - - AC_ARG_WITH(mmalloc, - [ --with-mmalloc Use memory mapped malloc package], - [case "${withval}" in - yes) want_mmalloc=true ;; - no) want_mmalloc=false;; - *) AC_MSG_ERROR(bad value ${withval} for GDB with-mmalloc option) ;; - esac],[want_mmalloc=false])dnl - - if test x$want_mmalloc = xtrue; then - AC_DEFINE(USE_MMALLOC) - AC_DEFINE(MMCHECK_FORCE) - MMALLOC_CFLAGS="-I$srcdir/../mmalloc" - MMALLOC='../mmalloc/libmmalloc.a' - fi - # In the Cygwin environment, we need some additional flags. AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin, [AC_EGREP_CPP(lose, [ --- 1082,1087 ---- Index: gdbinit.in =================================================================== RCS file: /cvs/src/src/gdb/gdbinit.in,v retrieving revision 1.2 diff -c -3 -p -r1.2 gdbinit.in *** gdbinit.in 30 Jul 2002 07:01:23 -0000 1.2 --- gdbinit.in 19 Jan 2004 22:17:59 -0000 *************** commands *** 10,16 **** return end - dir @srcdir@/../mmalloc dir @srcdir@/../libiberty dir @srcdir@/../bfd dir @srcdir@ --- 10,15 ---- Index: utils.c =================================================================== RCS file: /cvs/src/src/gdb/utils.c,v retrieving revision 1.111 diff -c -3 -p -r1.111 utils.c *** utils.c 2 Jan 2004 17:35:01 -0000 1.111 --- utils.c 19 Jan 2004 22:17:59 -0000 *************** *** 1,8 **** /* General utility routines for GDB, the GNU debugger. Copyright 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, ! 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 Free Software ! Foundation, Inc. This file is part of GDB. --- 1,8 ---- /* General utility routines for GDB, the GNU debugger. Copyright 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, ! 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 ! Free Software Foundation, Inc. This file is part of GDB. *************** *** 61,70 **** #include - #ifdef USE_MMALLOC - #include "mmalloc.h" - #endif - #ifdef NEED_DECLARATION_MALLOC extern PTR malloc (); /* OK: PTR */ #endif --- 61,66 ---- *************** static void fputs_maybe_filtered (const *** 98,107 **** static void do_my_cleanups (struct cleanup **, struct cleanup *); - #if defined (USE_MMALLOC) && !defined (NO_MMCHECK) - static void malloc_botch (void); - #endif - static void prompt_for_continue (void); static void set_screen_size (void); --- 94,99 ---- *************** request_quit (int signo) *** 961,968 **** /* Memory management stuff (malloc friends). */ - #if !defined (USE_MMALLOC) - static void * mmalloc (void *md, size_t size) { --- 953,958 ---- *************** mfree (void *md, void *ptr) *** 990,1051 **** free (ptr); /* NOTE: GDB's only call to free() */ } ! #endif /* USE_MMALLOC */ ! ! #if !defined (USE_MMALLOC) || defined (NO_MMCHECK) ! ! void ! init_malloc (void *md) ! { ! } ! ! #else /* Have mmalloc and want corruption checking */ ! ! static void ! malloc_botch (void) ! { ! fprintf_unfiltered (gdb_stderr, "Memory corruption\n"); ! internal_error (__FILE__, __LINE__, "failed internal consistency check"); ! } ! ! /* Attempt to install hooks in mmalloc/mrealloc/mfree for the heap specified ! by MD, to detect memory corruption. Note that MD may be NULL to specify ! the default heap that grows via sbrk. ! ! Note that for freshly created regions, we must call mmcheckf prior to any ! mallocs in the region. Otherwise, any region which was allocated prior to ! installing the checking hooks, which is later reallocated or freed, will ! fail the checks! The mmcheck function only allows initial hooks to be ! installed before the first mmalloc. However, anytime after we have called ! mmcheck the first time to install the checking hooks, we can call it again ! to update the function pointer to the memory corruption handler. ! ! Returns zero on failure, non-zero on success. */ ! ! #ifndef MMCHECK_FORCE ! #define MMCHECK_FORCE 0 ! #endif ! void init_malloc (void *md) { - if (!mmcheckf (md, malloc_botch, MMCHECK_FORCE)) - { - /* Don't use warning(), which relies on current_target being set - to something other than dummy_target, until after - initialize_all_files(). */ - - fprintf_unfiltered - (gdb_stderr, - "warning: failed to install memory consistency checks; "); - fprintf_unfiltered (gdb_stderr, - "configuration should define NO_MMCHECK or MMCHECK_FORCE\n"); - } - - mmtrace (); } - - #endif /* Have mmalloc and want corruption checking */ /* Called when a memory allocation fails, with the number of bytes of memory requested in SIZE. */ --- 980,991 ---- free (ptr); /* NOTE: GDB's only call to free() */ } ! /* This used to do something interesting with USE_MMALLOC. ! * It can be retired any time. -- chastain 2004-01-19. */ void init_malloc (void *md) { } /* Called when a memory allocation fails, with the number of bytes of memory requested in SIZE. */ Index: config/alpha/alpha-linux.mh =================================================================== RCS file: /cvs/src/src/gdb/config/alpha/alpha-linux.mh,v retrieving revision 1.11 diff -c -3 -p -r1.11 alpha-linux.mh *** config/alpha/alpha-linux.mh 15 Jun 2003 20:56:47 -0000 1.11 --- config/alpha/alpha-linux.mh 19 Jan 2004 22:17:59 -0000 *************** NATDEPFILES= infptrace.o inftarg.o corel *** 7,15 **** LOADLIBES = -ldl -rdynamic - MMALLOC = - MMALLOC_CFLAGS = -DNO_MMALLOC - # doublest.c currently assumes some properties of FP arithmetic # on the host which require this. MH_CFLAGS = -mieee --- 7,12 ---- Index: config/i386/go32.mh =================================================================== RCS file: /cvs/src/src/gdb/config/i386/go32.mh,v retrieving revision 1.7 diff -c -3 -p -r1.7 go32.mh *** config/i386/go32.mh 2 Jan 2003 16:54:56 -0000 1.7 --- config/i386/go32.mh 19 Jan 2004 22:17:59 -0000 *************** *** 1,8 **** # Host: Intel x86 running DJGPP ! # we don't need mmalloc on DJGPP ! MH_CFLAGS= -DNO_MMALLOC ! MMALLOC= ! MMALLOC_CFLAGS= XM_FILE= xm-go32.h --- 1,5 ---- # Host: Intel x86 running DJGPP ! MH_CFLAGS= XM_FILE= xm-go32.h Index: config/i386/interix.mh =================================================================== RCS file: /cvs/src/src/gdb/config/i386/interix.mh,v retrieving revision 1.1 diff -c -3 -p -r1.1 interix.mh *** config/i386/interix.mh 1 Nov 2002 22:08:44 -0000 1.1 --- config/i386/interix.mh 19 Jan 2004 22:17:59 -0000 *************** NATDEPFILES= corelow.o core-regset.o for *** 4,9 **** procfs.o proc-api.o proc-events.o proc-flags.o proc-why.o NAT_FILE= nm-interix.h XM_FILE= xm-interix.h - # The below may be temporary; mmalloc relies on sbrk() at the moment - MMALLOC= - MMALLOC_CFLAGS=-DNO_MMALLOC --- 4,6 ---- Index: config/powerpc/xm-linux.h =================================================================== RCS file: /cvs/src/src/gdb/config/powerpc/xm-linux.h,v retrieving revision 1.8 diff -c -3 -p -r1.8 xm-linux.h *** config/powerpc/xm-linux.h 2 Dec 2001 02:57:16 -0000 1.8 --- config/powerpc/xm-linux.h 19 Jan 2004 22:18:00 -0000 *************** Foundation, Inc., 59 Temple Place - Suit *** 25,38 **** to get the offset in the core file of the register values. */ #define KERNEL_U_ADDR 0x0 - /* If you expect to use the mmalloc package to obtain mapped symbol files, - for now you have to specify some parameters that determine how gdb places - the mappings in it's address space. See the comments in map_to_address() - for details. This is expected to only be a short term solution. Yes it - is a kludge. - FIXME: Make this more automatic. */ - - #define MMAP_BASE_ADDRESS 0x20000000 /* First mapping here */ - #define MMAP_INCREMENT 0x01000000 /* Increment to next mapping */ - #endif /* #ifndef XM_LINUX_H */ --- 25,28 ---- Index: doc/gdbint.texinfo =================================================================== RCS file: /cvs/src/src/gdb/doc/gdbint.texinfo,v retrieving revision 1.181 diff -c -3 -p -r1.181 gdbint.texinfo *** doc/gdbint.texinfo 17 Jan 2004 21:56:00 -0000 1.181 --- doc/gdbint.texinfo 19 Jan 2004 22:18:02 -0000 *************** This macro is used as the argument to @c *** 2238,2249 **** @code{bfd_seek}). FIXME, should be replaced by SEEK_SET instead, which is the POSIX equivalent. - @item MMAP_BASE_ADDRESS - When using HAVE_MMAP, the first mapping should go at this address. - - @item MMAP_INCREMENT - when using HAVE_MMAP, this is the increment between mappings. - @item NORETURN If defined, this should be one or more tokens, such as @code{volatile}, that can be used in both the declaration and definition of functions to --- 2238,2243 ---- *************** If defined, this should be one or more t *** 2256,2292 **** of functions to indicate that they never return. The default is already set correctly if compiling with GCC. This will almost never need to be defined. - - @item USE_MMALLOC - @findex mmalloc - @value{GDBN} will use the @code{mmalloc} library for memory allocation - for symbol reading if this symbol is defined. Be careful defining it - since there are systems on which @code{mmalloc} does not work for some - reason. One example is the DECstation, where its RPC library can't - cope with our redefinition of @code{malloc} to call @code{mmalloc}. - When defining @code{USE_MMALLOC}, you will also have to set - @code{MMALLOC} in the Makefile, to point to the @code{mmalloc} library. This - define is set when you configure with @samp{--with-mmalloc}. - - @item NO_MMCHECK - @findex mmcheck - Define this if you are using @code{mmalloc}, but don't want the overhead - of checking the heap with @code{mmcheck}. Note that on some systems, - the C runtime makes calls to @code{malloc} prior to calling @code{main}, and if - @code{free} is ever called with these pointers after calling - @code{mmcheck} to enable checking, a memory corruption abort is certain - to occur. These systems can still use @code{mmalloc}, but must define - @code{NO_MMCHECK}. - - @item MMCHECK_FORCE - Define this to 1 if the C runtime allocates memory prior to - @code{mmcheck} being called, but that memory is never freed so we don't - have to worry about it triggering a memory corruption abort. The - default is 0, which means that @code{mmcheck} will only install the heap - checking functions if there has not yet been any memory allocation - calls, and if it fails to install the functions, @value{GDBN} will issue a - warning. This is currently defined if you configure using - @samp{--with-mmalloc}. @item NO_SIGINTERRUPT @findex siginterrupt --- 2250,2255 ----