* inflow.c (new_tty): Temporarily ignore SIGTTOU when
disconnecting from controlling terminal, to avoid gdb hanging on SVR4. Fixes bug reported by Oliver Okrongli. * procfs.c (PROC_NAME_FMT): Change format to match default used by system, as suggested by Oliver Okrongli. * tm-68k.h (FRAME_FIND_SAVED_REGS): Apply missing parentheses bug fix from Brent Townshend (bst%tt@cam.ORG). * c-exp.y (nonempty_typelist): Fix memory overrun bug reported by turlais@rechser.total.fr. * dwarfread.c (decode_subscr_data): Fix bug in calculation of length of non-zero lowerbound arrays. Bug fix from Peggy Fieland. * objfiles.h (unlink_objfile): Add prototype. * objfiles.c (unlink_objfile): Add function. * objfiles.c (free_objfile): Call unlink_objfile. * objfiles.c (allocate_objfile): Call unlink_objfile on newly remapped objfiles. Bug reported by hahn@sunshine.labs.tek.com. Also, discard old possibly bogus sf struct. * symfile.c (symbol_file_add): Call init_entry_point_info() and find_sym_fns() for remapped symbol files, in case of any changes since the last mapping.
This commit is contained in:
Fred Fish
parent
bec9b33551
commit
6c316cfd66
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@ -1,3 +1,31 @@
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Sun May 17 16:51:20 1992 Fred Fish (fnf@cygnus.com)
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* inflow.c (new_tty): Temporarily ignore SIGTTOU when
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disconnecting from controlling terminal, to avoid gdb hanging
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on SVR4. Fixes bug reported by Oliver Okrongli.
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* procfs.c (PROC_NAME_FMT): Change format to match default used
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by system, as suggested by Oliver Okrongli.
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* tm-68k.h (FRAME_FIND_SAVED_REGS): Apply missing parentheses
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bug fix from Brent Townshend (bst%tt@cam.ORG).
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* c-exp.y (nonempty_typelist): Fix memory overrun bug reported
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by turlais@rechser.total.fr.
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* dwarfread.c (decode_subscr_data): Fix bug in calculation of
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length of non-zero lowerbound arrays. Bug fix from Peggy Fieland.
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* objfiles.h (unlink_objfile): Add prototype.
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* objfiles.c (unlink_objfile): Add function.
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* objfiles.c (free_objfile): Call unlink_objfile.
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* objfiles.c (allocate_objfile): Call unlink_objfile on newly
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remapped objfiles. Bug reported by hahn@sunshine.labs.tek.com.
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Also, discard old possibly bogus sf struct.
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* symfile.c (symbol_file_add): Call init_entry_point_info() and
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find_sym_fns() for remapped symbol files, in case of any changes
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since the last mapping.
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Wed May 13 18:28:20 1992 Steve Chamberlain (sac@thepub.cygnus.com)
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* findvar.c (read_relative_register_raw_bytes): use the raw size
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of a register to bcopy, rather than the host's sizeof(CORE_ADDR).
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Tue May 12 17:44:39 1992 Steve Chamberlain (sac@thepub.cygnus.com)
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Changes to support GDB running on DOS using GO32 and H8 support
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@ -895,13 +895,13 @@ typename: TYPENAME
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nonempty_typelist
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: type
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{ $$ = (struct type **)xmalloc (sizeof (struct type *) * 2);
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$$[0] = (struct type *)0;
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{ $$ = (struct type **) xmalloc (sizeof (struct type *) * 2);
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$<ivec>$[0] = 1; /* Number of types in vector */
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$$[1] = $1;
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}
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| nonempty_typelist ',' type
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{ int len = sizeof (struct type *) * ++($<ivec>1[0]);
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$$ = (struct type **)xrealloc ((char *) $1, len);
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{ int len = sizeof (struct type *) * (++($<ivec>1[0]) + 1);
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$$ = (struct type **) xrealloc ((char *) $1, len);
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$$[$<ivec>$[0]] = $3;
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}
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;
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@ -1114,7 +1114,7 @@ decode_subscr_data (scan, end)
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TYPE_OBJFILE (typep) = current_objfile;
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TYPE_CODE (typep) = TYPE_CODE_ARRAY;
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TYPE_LENGTH (typep) = TYPE_LENGTH (nexttype);
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TYPE_LENGTH (typep) *= lowbound + highbound + 1;
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TYPE_LENGTH (typep) *= (highbound - lowbound) + 1;
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TYPE_TARGET_TYPE (typep) = nexttype;
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}
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}
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@ -110,6 +110,10 @@ allocate_objfile (abfd, mapped)
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obstack_freefun (&objfile -> symbol_obstack, mfree);
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obstack_chunkfun (&objfile -> type_obstack, xmmalloc);
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obstack_freefun (&objfile -> type_obstack, mfree);
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/* If already in objfile list, unlink it. */
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unlink_objfile (objfile);
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/* Forget things specific to a particular gdb, may have changed. */
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objfile -> sf = NULL;
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}
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else
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{
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@ -193,6 +197,36 @@ allocate_objfile (abfd, mapped)
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return (objfile);
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}
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/* Unlink OBJFILE from the list of known objfiles, if it is found in the
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list.
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It is not a bug, or error, to call this function if OBJFILE is not known
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to be in the current list. This is done in the case of mapped objfiles,
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for example, just to ensure that the mapped objfile doesn't appear twice
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in the list. Since the list is threaded, linking in a mapped objfile
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twice would create a circular list.
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If OBJFILE turns out to be in the list, we zap it's NEXT pointer after
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unlinking it, just to ensure that we have completely severed any linkages
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between the OBJFILE and the list. */
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void
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unlink_objfile (objfile)
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struct objfile *objfile;
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{
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struct objfile** objpp;
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for (objpp = &object_files; *objpp != NULL; objpp = &((*objpp) -> next))
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{
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if (*objpp == objfile)
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{
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*objpp = (*objpp) -> next;
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objfile -> next = NULL;
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break;
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}
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}
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}
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/* Destroy an objfile and all the symtabs and psymtabs under it. Note
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that as much as possible is allocated on the symbol_obstack and
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@ -238,22 +272,7 @@ free_objfile (objfile)
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/* Remove it from the chain of all objfiles. */
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if (object_files == objfile)
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{
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object_files = objfile -> next;
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}
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else
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{
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for (ofp = object_files; ofp; ofp = ofp -> next)
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{
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if (ofp -> next == objfile)
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{
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ofp -> next = objfile -> next;
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break;
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}
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}
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}
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objfile -> next = NULL;
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unlink_objfile (objfile);
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#if 0 /* FIXME!! */
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@ -292,6 +292,9 @@ extern struct objfile *object_files;
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extern struct objfile *
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allocate_objfile PARAMS ((bfd *, int));
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extern void
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unlink_objfile PARAMS ((struct objfile *));
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extern void
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free_objfile PARAMS ((struct objfile *));
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@ -47,7 +47,7 @@ regardless of whether or not the actual target has floating point hardware.
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#define MAX_SYSCALLS 256 /* Maximum number of syscalls for table */
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#ifndef PROC_NAME_FMT
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#define PROC_NAME_FMT "/proc/%d"
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#define PROC_NAME_FMT "/proc/%05d"
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#endif
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#if 1 /* FIXME: Gross and ugly hack to resolve coredep.c global */
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@ -437,7 +437,7 @@ extern const struct ext_format ext_format_68881;
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for (regnum = 15; regnum >= 0; regnum--, regmask >>= 1) \
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if (regmask & 1) \
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(frame_saved_regs).regs[regnum] = (next_addr -= 4); } \
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else if (0x2f00 == 0xfff0 & read_memory_integer (pc, 2)) \
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else if (0x2f00 == (0xfff0 & read_memory_integer (pc, 2))) \
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{ regnum = 0xf & read_memory_integer (pc, 2); pc += 2; \
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(frame_saved_regs).regs[regnum] = (next_addr -= 4); } \
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/* clrw -(sp); movw ccr,-(sp) may follow. */ \
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