* elf-bfd.h (elf_backend_emit_relocs): Change prototype to return
[deliverable/binutils-gdb.git] / bfd / hppabsd-core.c
index 0a3e6b224d218fcf21ffe689176af3716d15c384..4ae6315157b5ee858a26147b8e9d9d590a697e2f 100644 (file)
@@ -1,5 +1,6 @@
 /* BFD back-end for HPPA BSD core files.
-   Copyright 1993, 94, 95, 97, 1998 Free Software Foundation, Inc.
+   Copyright 1993, 1994, 1995, 1998, 1999, 2001, 2002
+   Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
    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. 
+   and by Cygnus Support.
 
    The core file structure for the Utah 4.3BSD and OSF1 ports on the
    PA is a mix between traditional cores and hpux cores -- just
    different enough that supporting this format would tend to add
    gross hacks to trad-core.c or hpux-core.c.  So instead we keep any
    gross hacks isolated to this file.  */
-   
 
 /* This file can only be compiled on systems which use HPPA-BSD style
    core files.
 #include <sys/user.h>          /* After a.out.h  */
 #include <sys/file.h>
 
-static asection *make_bfd_asection PARAMS ((bfd *, CONST char *,
+static asection *make_bfd_asection PARAMS ((bfd *, const char *,
                                            flagword, bfd_size_type,
                                            file_ptr, unsigned int));
-static asymbol *hppabsd_core_make_empty_symbol PARAMS ((bfd *));
 static const bfd_target *hppabsd_core_core_file_p PARAMS ((bfd *));
 static char *hppabsd_core_core_file_failing_command PARAMS ((bfd *));
 static int hppabsd_core_core_file_failing_signal PARAMS ((bfd *));
@@ -80,7 +79,7 @@ struct hppabsd_core_struct
 static asection *
 make_bfd_asection (abfd, name, flags, _raw_size, offset, alignment_power)
      bfd *abfd;
-     CONST char *name;
+     const char *name;
      flagword flags;
      bfd_size_type _raw_size;
      file_ptr offset;
@@ -100,16 +99,6 @@ make_bfd_asection (abfd, name, flags, _raw_size, offset, alignment_power)
   return asect;
 }
 
-static asymbol *
-hppabsd_core_make_empty_symbol (abfd)
-     bfd *abfd;
-{
-  asymbol *new = (asymbol *) bfd_zalloc (abfd, sizeof (asymbol));
-  if (new)
-    new->the_bfd = abfd;
-  return new;
-}
-
 static const bfd_target *
 hppabsd_core_core_file_p (abfd)
      bfd *abfd;
@@ -121,7 +110,7 @@ hppabsd_core_core_file_p (abfd)
 
   /* Try to read in the u-area.  We will need information from this
      to know how to grok the rest of the core structures.  */
-  val = bfd_read ((void *) &u, 1, sizeof u, abfd);
+  val = bfd_bread ((void *) &u, (bfd_size_type) sizeof u, abfd);
   if (val != sizeof u)
     {
       if (bfd_get_error () != bfd_error_system_call)
@@ -141,7 +130,6 @@ hppabsd_core_core_file_p (abfd)
       return NULL;
     }
 
-
   /* Sanity checks.  Make sure the size of the core file matches the
      the size computed from information within the core itself.  */
   {
@@ -169,7 +157,7 @@ hppabsd_core_core_file_p (abfd)
   /* OK, we believe you.  You're a core file (sure, sure).  */
 
   coredata = (struct hppabsd_core_struct *)
-    bfd_zalloc (abfd, sizeof (struct hppabsd_core_struct));
+    bfd_zalloc (abfd, (bfd_size_type) sizeof (struct hppabsd_core_struct));
   if (!coredata)
     return NULL;
 
@@ -180,26 +168,38 @@ hppabsd_core_core_file_p (abfd)
   core_stacksec (abfd) = make_bfd_asection (abfd, ".stack",
                                           SEC_ALLOC + SEC_HAS_CONTENTS,
                                           clicksz * u.u_ssize,
-                                          NBPG * (USIZE + KSTAKSIZE) 
+                                          NBPG * (USIZE + KSTAKSIZE)
                                             + clicksz * u.u_dsize, 2);
-  core_stacksec (abfd)->vma = USRSTACK; 
+  if (core_stacksec (abfd) == NULL)
+    goto fail;
+  core_stacksec (abfd)->vma = USRSTACK;
 
   core_datasec (abfd) = make_bfd_asection (abfd, ".data",
                                          SEC_ALLOC + SEC_LOAD
                                            + SEC_HAS_CONTENTS,
                                          clicksz * u.u_dsize,
                                          NBPG * (USIZE + KSTAKSIZE), 2);
+  if (core_datasec (abfd) == NULL)
+    goto fail;
   core_datasec (abfd)->vma = UDATASEG;
 
   core_regsec (abfd) = make_bfd_asection (abfd, ".reg",
                                         SEC_HAS_CONTENTS,
                                         KSTAKSIZE * NBPG,
                                         NBPG * USIZE, 2);
+  if (core_regsec (abfd) == NULL)
+    goto fail;
   core_regsec (abfd)->vma = 0;
 
   strncpy (core_command (abfd), u.u_comm, MAXCOMLEN + 1);
   core_signal (abfd) = u.u_code;
   return abfd->xvec;
+
+ fail:
+  bfd_release (abfd, abfd->tdata.any);
+  abfd->tdata.any = NULL;
+  bfd_section_list_clear (abfd);
+  return NULL;
 }
 
 static char *
@@ -225,27 +225,13 @@ hppabsd_core_core_file_matches_executable_p (core_bfd, exec_bfd)
   /* There's no way to know this...  */
   return true;
 }
-
 \f
-#define hppabsd_core_get_symtab_upper_bound \
-  _bfd_nosymbols_get_symtab_upper_bound
-#define hppabsd_core_get_symtab _bfd_nosymbols_get_symtab
-#define hppabsd_core_print_symbol _bfd_nosymbols_print_symbol
-#define hppabsd_core_get_symbol_info _bfd_nosymbols_get_symbol_info
-#define hppabsd_core_bfd_is_local_label_name \
-  _bfd_nosymbols_bfd_is_local_label_name
-#define hppabsd_core_get_lineno _bfd_nosymbols_get_lineno
-#define hppabsd_core_find_nearest_line _bfd_nosymbols_find_nearest_line
-#define hppabsd_core_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
-#define hppabsd_core_read_minisymbols _bfd_nosymbols_read_minisymbols
-#define hppabsd_core_minisymbol_to_symbol _bfd_nosymbols_minisymbol_to_symbol
-
 /* If somebody calls any byte-swapping routines, shoot them.  */
 static void
 swap_abort ()
 {
   /* This way doesn't require any declaration for ANSI to fuck up.  */
-  abort ();    
+  abort ();
 }
 
 #define        NO_GET  ((bfd_vma (*) PARAMS ((   const bfd_byte *))) swap_abort )
@@ -287,19 +273,19 @@ const bfd_target hppabsd_core_vec =
      bfd_false, bfd_false,
      bfd_false, bfd_false
     },
-    
-       BFD_JUMP_TABLE_GENERIC (_bfd_generic),
-       BFD_JUMP_TABLE_COPY (_bfd_generic),
-       BFD_JUMP_TABLE_CORE (hppabsd_core),
-       BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
-       BFD_JUMP_TABLE_SYMBOLS (hppabsd_core),
-       BFD_JUMP_TABLE_RELOCS (_bfd_norelocs),
-       BFD_JUMP_TABLE_WRITE (_bfd_generic),
-       BFD_JUMP_TABLE_LINK (_bfd_nolink),
-       BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
+
+    BFD_JUMP_TABLE_GENERIC (_bfd_generic),
+    BFD_JUMP_TABLE_COPY (_bfd_generic),
+    BFD_JUMP_TABLE_CORE (hppabsd_core),
+    BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
+    BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols),
+    BFD_JUMP_TABLE_RELOCS (_bfd_norelocs),
+    BFD_JUMP_TABLE_WRITE (_bfd_generic),
+    BFD_JUMP_TABLE_LINK (_bfd_nolink),
+    BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 
     NULL,
-    
+
     (PTR) 0                    /* backend_data */
 };
 #endif
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