gdb: fix vfork with multiple threads

[deliverable/binutils-gdb.git] / gdb / coff-pe-read.c

diff --git a/gdb/coff-pe-read.c b/gdb/coff-pe-read.c
index b05357bb8be8304ef3b4648123726fc1c10cbcc1..90b406f140e6634a975105c65007e130899bc322 100644 (file)
--- a/gdb/coff-pe-read.c
+++ b/gdb/coff-pe-read.c
@@ -2,7 +2,7 @@
    convert to internal format, for GDB. Used as a last resort if no
    debugging symbols recognized.
 
-   Copyright (C) 2003-2019 Free Software Foundation, Inc.
+   Copyright (C) 2003-2021 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -133,7 +133,7 @@ get_section_vmas (bfd *abfd, asection *sectp, void *context)
   if (sectix != PE_SECTION_INDEX_INVALID)
     {
       /* Data within the section start at rva_start in the pe and at
-         bfd_get_section_vma() within memory.  Store the offset.  */
+        bfd_get_section_vma() within memory.  Store the offset.  */
 
       sections[sectix].vma_offset
        = bfd_section_vma (sectp) - sections[sectix].rva_start;
@@ -246,7 +246,7 @@ add_pe_forwarded_sym (minimal_symbol_reader &reader,
 
   vma = BMSYMBOL_VALUE_ADDRESS (msymbol);
   msymtype = MSYMBOL_TYPE (msymbol.minsym);
-  section = MSYMBOL_SECTION (msymbol.minsym);
+  section = msymbol.minsym->section_index ();
 
   /* Generate a (hopefully unique) qualified name using the first part
      of the dll name, e.g. KERNEL32!AddAtomA.  This matches the style
@@ -266,7 +266,7 @@ add_pe_forwarded_sym (minimal_symbol_reader &reader,
      really be relocated properly, but nevertheless we make a stab at
      it, choosing an approach consistent with the history of this
      code.  */
-  baseaddr = ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile));
+  baseaddr = objfile->text_section_offset ();
 
   reader.record_with_info (qualified_name.c_str (), vma - baseaddr, msymtype,
                           section);
@@ -342,7 +342,7 @@ read_pe_exported_syms (minimal_symbol_reader &reader,
   unsigned long exp_funcbase;
   unsigned char *expdata, *erva;
   unsigned long name_rvas, ordinals, nexp, ordbase;
-  char *dll_name = (char *) dll->filename;
+  char *dll_name = (char *) bfd_get_filename (dll);
   int otherix = PE_SECTION_TABLE_SIZE;
   int is_pe64 = 0;
   int is_pe32 = 0;
@@ -441,6 +441,12 @@ read_pe_exported_syms (minimal_symbol_reader &reader,
        }
     }
 
+  if (expptr == 0)
+    {
+      /* no section contains export table rva */
+      return;
+    }
+
   export_rva = export_opthdrrva;
   export_size = export_opthdrsize;
 
@@ -543,7 +549,7 @@ read_pe_exported_syms (minimal_symbol_reader &reader,
       /* Pointer to the function address vector.  */
       /* This is relative to ordinal value. */
       unsigned long func_rva = pe_as32 (erva + exp_funcbase +
-                                        ordinal * 4);
+                                       ordinal * 4);
 
       /* Find this symbol's section in our own array.  */
       int sectix = 0;
@@ -685,8 +691,9 @@ show_debug_coff_pe_read (struct ui_file *file, int from_tty,
 
 /* Adds "Set/show debug coff_pe_read" commands.  */
 
+void _initialize_coff_pe_read ();
 void
-_initialize_coff_pe_read (void)
+_initialize_coff_pe_read ()
 {
   add_setshow_zuinteger_cmd ("coff-pe-read", class_maintenance,
                             &debug_coff_pe_read,