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authorDavid Taylor <taylor@redhat.com>1998-12-31 21:58:30 +0000
committerDavid Taylor <taylor@redhat.com>1998-12-31 21:58:30 +0000
commit65b07ddca8832033e0e102c3a2a0d9f9f5922a9d (patch)
tree7fc8cee254f271f4cc57e64bcb23576fa121e706 /gdb/hpread.h
parentc450a7fe3f5214f42118a04639074d0e3883582c (diff)
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all remaining *.c *.h files from hp merge.
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+/* hpread.h
+ * Common include file for:
+ * hp_symtab_read.c
+ * hp_psymtab_read.c
+ */
+
+/* Copyright 1993, 1996 Free Software Foundation, Inc.
+
+ This file is part of GDB.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+ Written by the Center for Software Science at the University of Utah
+ and by Cygnus Support. */
+
+#include "defs.h"
+#include "bfd.h"
+#include "gdb_string.h"
+#include "hp-symtab.h"
+#include "syms.h"
+#include "symtab.h"
+#include "symfile.h"
+#include "objfiles.h"
+#include "buildsym.h"
+#include "complaints.h"
+#include "gdb-stabs.h"
+#include "gdbtypes.h"
+#include "demangle.h"
+
+/* Private information attached to an objfile which we use to find
+ and internalize the HP C debug symbols within that objfile. */
+
+struct hpread_symfile_info
+{
+ /* The contents of each of the debug sections (there are 4 of them). */
+ char *gntt;
+ char *lntt;
+ char *slt;
+ char *vt;
+
+ /* We keep the size of the $VT$ section for range checking. */
+ unsigned int vt_size;
+
+ /* Some routines still need to know the number of symbols in the
+ main debug sections ($LNTT$ and $GNTT$). */
+ unsigned int lntt_symcount;
+ unsigned int gntt_symcount;
+
+ /* To keep track of all the types we've processed. */
+ struct type **type_vector;
+ int type_vector_length;
+
+ /* Keeps track of the beginning of a range of source lines. */
+ sltpointer sl_index;
+
+ /* Some state variables we'll need. */
+ int within_function;
+
+ /* Keep track of the current function's address. We may need to look
+ up something based on this address. */
+ unsigned int current_function_value;
+};
+
+/* Accessor macros to get at the fields. */
+#define HPUX_SYMFILE_INFO(o) \
+ ((struct hpread_symfile_info *)((o)->sym_private))
+#define GNTT(o) (HPUX_SYMFILE_INFO(o)->gntt)
+#define LNTT(o) (HPUX_SYMFILE_INFO(o)->lntt)
+#define SLT(o) (HPUX_SYMFILE_INFO(o)->slt)
+#define VT(o) (HPUX_SYMFILE_INFO(o)->vt)
+#define VT_SIZE(o) (HPUX_SYMFILE_INFO(o)->vt_size)
+#define LNTT_SYMCOUNT(o) (HPUX_SYMFILE_INFO(o)->lntt_symcount)
+#define GNTT_SYMCOUNT(o) (HPUX_SYMFILE_INFO(o)->gntt_symcount)
+#define TYPE_VECTOR(o) (HPUX_SYMFILE_INFO(o)->type_vector)
+#define TYPE_VECTOR_LENGTH(o) (HPUX_SYMFILE_INFO(o)->type_vector_length)
+#define SL_INDEX(o) (HPUX_SYMFILE_INFO(o)->sl_index)
+#define WITHIN_FUNCTION(o) (HPUX_SYMFILE_INFO(o)->within_function)
+#define CURRENT_FUNCTION_VALUE(o) (HPUX_SYMFILE_INFO(o)->current_function_value)
+
+/* Given the native debug symbol SYM, set NAMEP to the name associated
+ with the debug symbol. Note we may be called with a debug symbol which
+ has no associated name, in that case we return an empty string.
+
+ Also note we "know" that the name for any symbol is always in the
+ same place. Hence we don't have to conditionalize on the symbol type. */
+#define SET_NAMESTRING(SYM, NAMEP, OBJFILE) \
+ if (! hpread_has_name ((SYM)->dblock.kind)) \
+ *NAMEP = ""; \
+ else if (((unsigned)(SYM)->dsfile.name) >= VT_SIZE (OBJFILE)) \
+ { \
+ complain (&string_table_offset_complaint, (char *) symnum); \
+ *NAMEP = ""; \
+ } \
+ else \
+ *NAMEP = (SYM)->dsfile.name + VT (OBJFILE)
+
+/* We put a pointer to this structure in the read_symtab_private field
+ of the psymtab. */
+
+struct symloc
+{
+ /* The offset within the file symbol table of first local symbol for
+ this file. */
+
+ int ldsymoff;
+
+ /* Length (in bytes) of the section of the symbol table devoted to
+ this file's symbols (actually, the section bracketed may contain
+ more than just this file's symbols). If ldsymlen is 0, the only
+ reason for this thing's existence is the dependency list.
+ Nothing else will happen when it is read in. */
+
+ int ldsymlen;
+};
+
+#define LDSYMOFF(p) (((struct symloc *)((p)->read_symtab_private))->ldsymoff)
+#define LDSYMLEN(p) (((struct symloc *)((p)->read_symtab_private))->ldsymlen)
+#define SYMLOC(p) ((struct symloc *)((p)->read_symtab_private))
+
+/* FIXME: Shouldn't this stuff be in a .h file somewhere? */
+/* Nonzero means give verbose info on gdb action. */
+extern int info_verbose;
+
+/* Complaints about the symbols we have encountered. */
+extern struct complaint string_table_offset_complaint;
+extern struct complaint lbrac_unmatched_complaint;
+extern struct complaint lbrac_mismatch_complaint;
+
+extern union sltentry *hpread_get_slt
+ PARAMS ((int, struct objfile *));
+
+extern union dnttentry *hpread_get_lntt
+ PARAMS ((int, struct objfile *));
+
+int hpread_has_name
+ PARAMS ((enum dntt_entry_type));
+
+/* end of hpread.h */