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* dbxread.c (dbx_symfile_init): Fix for nonexistant string table,

Browse source 
reported by mycroft@gnu.ai.mit.edu.

	(Ultrix 2.2 support from Michael Rendell <michael@mercury.cs.mun.ca>)
	* configure.in (vax-*-ultrix2*):  New triplet.
	* config/vaxult2.mh:  New file.
	* xm-vaxult2.h:  New file.
This commit is contained in:
Fred Fish 1993-03-03 06:04:26 +00:00
parent b84d84d7a6
commit 6985bc542e
7 changed files with 33 additions and 3 deletions
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1
gdb/.Sanitize
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@ -376,6 +376,7 @@ xm-umax.h
xm-vax.h
xm-vaxbsd.h
xm-vaxult.h
xm-vaxult2.h
z8k-tdep.c
Do-last:

8
gdb/ChangeLog
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@ -1,5 +1,13 @@
Tue Mar 2 17:57:56 1993 Fred Fish (fnf@cygnus.com)
* dbxread.c (dbx_symfile_init): Fix for nonexistant string table,
reported by mycroft@gnu.ai.mit.edu.
(Ultrix 2.2 support from Michael Rendell <michael@mercury.cs.mun.ca>)
* configure.in (vax-*-ultrix2*): New triplet.
* config/vaxult2.mh: New file.
* xm-vaxult2.h: New file.
* c-exp.y (parse_number): Change high_bit to unsigned.
* demangle.c: Change all references to cfront to ARM, since the
actual algorithm is the one specified in the Annotated Reference

1
gdb/config/.Sanitize
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@ -128,6 +128,7 @@ umax.mt
vax.mt
vaxbsd.mh
vaxult.mh
vaxult2.mh
vxworks68.mt
vxworks960.mt

8
gdb/config/vaxult2.mh Normal file
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@ -0,0 +1,8 @@
# Host: DEC VAX running Ultrix
XDEPFILES=
REGEX=regex.o
REGEX1=regex.o
XM_FILE= xm-vaxult2.h
NAT_FILE= nm-vax.h
NATDEPFILES= infptrace.o inftarg.o fork-child.o coredep.o corelow.o

1
gdb/configure.in
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@ -82,6 +82,7 @@ sparc-*-*) gdb_host=sun4os4 ;;
tahoe-*-*) gdb_host=tahoe ;;
vax-*-bsd*) gdb_host=vaxbsd ;;
vax-*-ultrix2*) gdb_host=vaxult2 ;;
vax-*-ultrix*) gdb_host=vaxult ;;
esac

10
gdb/dbxread.c
View file

@ -553,19 +553,23 @@ dbx_symfile_init (objfile)
that we put in on the psymbol_obstack, we can't do this since gdb gets
a fatal error (out of virtual memory) if the size is bogus. We can
however at least check to see if the size is zero or some negative
value. */
value. */
val = bfd_seek (sym_bfd, STRING_TABLE_OFFSET, L_SET);
if (val < 0)
perror_with_name (name);
memset (size_temp, 0, sizeof (size_temp));
val = bfd_read ((PTR)size_temp, sizeof (long), 1, sym_bfd);
if (val < 0)
perror_with_name (name);
DBX_STRINGTAB_SIZE (objfile) = bfd_h_get_32 (sym_bfd, size_temp);
if (DBX_STRINGTAB_SIZE (objfile) <= 0
if (DBX_STRINGTAB_SIZE (objfile) == 0)
error ("%s has no string table.", name);
if (DBX_STRINGTAB_SIZE (objfile) < 0
|| DBX_STRINGTAB_SIZE (objfile) > bfd_get_size (sym_bfd))
error ("ridiculous string table size (%d bytes).",
DBX_STRINGTAB_SIZE (objfile));
@ -1650,7 +1654,7 @@ process_one_symbol (type, desc, valu, name, section_offsets, objfile)
sanity checks). If so, that one was actually the directory
name, and the current one is the real file name.
Patch things up. */
if (previous_stab_code == (int) N_SO)
if (previous_stab_code == (unsigned char) N_SO)
{
patch_subfile_names (current_subfile, name);
break; /* Ignore repeated SOs */

7
gdb/xm-vaxult2.h Normal file
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@ -0,0 +1,7 @@
/* Definitions to make GDB run on a vax under Ultrix. */
#include "xm-vax.h"
extern char *strdup();
#define MEM_FNS_DECLARED
#define NO_PTRACE_H