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Numerous small changes and a complete reorganization of solib.c, to support

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SVR4 shared libraries in a manner very close to the original SunOS support.
See the ChangeLog for details.
This commit is contained in:
Fred Fish
1991-12-16 20:57:28 +00:00
parent 01d4cbef85
commit f8b76e70b7
6 changed files with 1203 additions and 335 deletions
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16
gdb/dwarfread.c
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@ -535,6 +535,14 @@ DEFUN(dwarf_build_psymtabs,
init_psymbol_list (1024);
}
/* From this point on, we don't need to pass mainline around, so zap
addr to zero if we don't need relocation. */
if (mainline)
{
addr = 0;
}
/* Follow the compilation unit sibling chain, building a partial symbol
table entry for each one. Save enough information about each compilation
unit to locate the full DWARF information later. */
@ -2356,7 +2364,6 @@ SYNOPSIS
DESCRIPTION
OFFSET is a relocation offset which gets added to each symbol (FIXME).
*/
static struct symtab *
@ -2375,6 +2382,7 @@ DEFUN(read_ofile_symtab, (pst),
dbbase = xmalloc (DBLENGTH(pst));
dbroff = DBROFF(pst);
foffset = DBFOFF(pst) + dbroff;
baseaddr = pst -> addr;
if (bfd_seek (abfd, foffset, 0) ||
(bfd_read (dbbase, DBLENGTH(pst), 1, abfd) != DBLENGTH(pst)))
{
@ -2407,7 +2415,7 @@ DEFUN(read_ofile_symtab, (pst),
make_cleanup (free, lnbase);
}
process_dies (dbbase, dbbase + DBLENGTH(pst), pst->objfile);
process_dies (dbbase, dbbase + DBLENGTH(pst), pst -> objfile);
do_cleanups (back_to);
return (symtab_list);
}
@ -2467,7 +2475,6 @@ DEFUN(psymtab_to_symtab_1,
if (DBLENGTH(pst)) /* Otherwise it's a dummy */
{
/* Init stuff necessary for reading in symbols */
pst -> symtab = read_ofile_symtab (pst);
if (info_verbose)
{
@ -2958,7 +2965,8 @@ DEFUN(scan_compilation_units,
culength = nextdie - thisdie;
curlnoffset = di.has_at_stmt_list ? lnoffset + di.at_stmt_list : 0;
pst = start_psymtab (objfile, addr, di.at_name,
di.at_low_pc, di.at_high_pc,
di.at_low_pc + addr,
di.at_high_pc + addr,
dbfoff, curoff, culength, curlnoffset,
global_psymbols.next,
static_psymbols.next);