* gdb.base/nodebug.exp: Don't try to do an inferior function

[deliverable/binutils-gdb.git] / gdb / osfsolib.c

diff --git a/gdb/osfsolib.c b/gdb/osfsolib.c
index 79301e4fc5ac48f9b7746b1c9fcce424582b58cd..ea0720846a3961e8b73267b61e1a1d66aaa113a1 100644 (file)
--- a/gdb/osfsolib.c
+++ b/gdb/osfsolib.c
@@ -1,5 +1,5 @@
 /* Handle OSF/1 shared libraries for GDB, the GNU Debugger.
-   Copyright 1993, 1994 Free Software Foundation, Inc.
+   Copyright 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
    
 This file is part of GDB.
 
@@ -38,6 +38,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #include "gnu-regex.h"
 #include "inferior.h"
 #include "language.h"
+#include "gdbcmd.h"
 
 #define MAX_PATH_SIZE 1024             /* FIXME: Should be dynamic */
 
@@ -565,9 +566,27 @@ symbol_add_stub (arg)
      char *arg;
 {
   register struct so_list *so = (struct so_list *) arg;        /* catch_errs bogon */
+  CORE_ADDR text_addr = 0;
+
+  if (so -> textsection)
+    text_addr = so -> textsection -> addr;
+  else
+    {
+      asection *lowest_sect;
+
+      /* If we didn't find a mapped non zero sized .text section, set up
+        text_addr so that the relocation in symbol_file_add does no harm.  */
+
+      lowest_sect = bfd_get_section_by_name (so -> abfd, ".text");
+      if (lowest_sect == NULL)
+       bfd_map_over_sections (so -> abfd, find_lowest_section,
+                              (PTR) &lowest_sect);
+      if (lowest_sect)
+       text_addr = bfd_section_vma (so -> abfd, lowest_sect) + LM_OFFSET (so);
+    }
   
   so -> objfile = symbol_file_add (so -> so_name, so -> from_tty,
-                                  so -> textsection -> addr,
+                                  text_addr,
                                   0, 0, 0);
   return (1);
 }
@@ -769,7 +788,7 @@ GLOBAL FUNCTION
 
 SYNOPSIS
 
-       int solib_address (CORE_ADDR address)
+       char *solib_address (CORE_ADDR address)
 
 DESCRIPTION
 
@@ -785,7 +804,7 @@ DESCRIPTION
        mapped in.
  */
 
-int
+char *
 solib_address (address)
      CORE_ADDR address;
 {
@@ -797,9 +816,7 @@ solib_address (address)
        {
          if ((address >= (CORE_ADDR) so -> textsection -> addr) &&
              (address < (CORE_ADDR) so -> textsection -> endaddr))
-           {
-             return (1);
-           }
+           return (so->so_name);
        }
     }
   return (0);
@@ -906,7 +923,8 @@ solib_create_inferior_hook()
       and will put out an annoying warning.
       Delaying the resetting of stop_soon_quietly until after symbol loading
       suppresses the warning.  */
-  solib_add ((char *) 0, 0, (struct target_ops *) 0);
+  if (auto_solib_add)
+    solib_add ((char *) 0, 0, (struct target_ops *) 0);
   stop_soon_quietly = 0;
 }
 
@@ -937,9 +955,19 @@ int from_tty;
 void
 _initialize_solib()
 {
-  
   add_com ("sharedlibrary", class_files, sharedlibrary_command,
           "Load shared object library symbols for files matching REGEXP.");
   add_info ("sharedlibrary", info_sharedlibrary_command, 
            "Status of loaded shared object libraries.");
+
+  add_show_from_set
+    (add_set_cmd ("auto-solib-add", class_support, var_zinteger,
+                 (char *) &auto_solib_add,
+                 "Set autoloading of shared library symbols.\n\
+If nonzero, symbols from all shared object libraries will be loaded\n\
+automatically when the inferior begins execution or when the dynamic linker\n\
+informs gdb that a new library has been loaded.  Otherwise, symbols\n\
+must be loaded manually, using `sharedlibrary'.",
+                 &setlist),
+     &showlist);
 }