* avr.h: Update for new devices.

[deliverable/binutils-gdb.git] / bfd / lynx-core.c

diff --git a/bfd/lynx-core.c b/bfd/lynx-core.c
index 2358177dbc62c5ff63ea09087fe1a8372a173d5b..1d4a763d0dc571d0494b79d7231cd4df064c2067 100644 (file)
--- a/bfd/lynx-core.c
+++ b/bfd/lynx-core.c
@@ -1,5 +1,5 @@
 /* BFD back end for Lynx core files
-   Copyright 1993 Free Software Foundation, Inc.
+   Copyright 1993, 1994, 1995, 2001 Free Software Foundation, Inc.
    Written by Stu Grossman of Cygnus Support.
 
 This file is part of BFD, the Binary File Descriptor library.
@@ -26,7 +26,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 
 #include <sys/conf.h>
 #include <sys/kernel.h>
-/* sys/kernel.h should define this, but doesn't always, sigh. */
+/* sys/kernel.h should define this, but doesn't always, sigh.  */
 #ifndef __LYNXOS
 #define __LYNXOS
 #endif
@@ -40,7 +40,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 
 /* These are stored in the bfd's tdata */
 
-struct lynx_core_struct 
+struct lynx_core_struct
 {
   int sig;
   char cmd[PNMLEN + 1];
@@ -55,7 +55,7 @@ struct lynx_core_struct
 static asection *
 make_bfd_asection (abfd, name, flags, _raw_size, vma, filepos)
      bfd *abfd;
-     CONST char *name;
+     const char *name;
      flagword flags;
      bfd_size_type _raw_size;
      bfd_vma vma;
@@ -64,7 +64,7 @@ make_bfd_asection (abfd, name, flags, _raw_size, vma, filepos)
   asection *asect;
   char *newname;
 
-  newname = bfd_alloc (abfd, strlen (name) + 1);
+  newname = bfd_alloc (abfd, (bfd_size_type) strlen (name) + 1);
   if (!newname)
     return NULL;
 
@@ -83,18 +83,17 @@ make_bfd_asection (abfd, name, flags, _raw_size, vma, filepos)
   return asect;
 }
 
-/* ARGSUSED */
 const bfd_target *
 lynx_core_file_p (abfd)
      bfd *abfd;
 {
-  int val;
   int secnum;
   struct pssentry pss;
-  size_t tcontext_size;
+  bfd_size_type tcontext_size;
   core_st_t *threadp;
   int pagesize;
   asection *newsect;
+  bfd_size_type amt;
 
   pagesize = getpagesize ();   /* Serious cross-target issue here...  This
                                   really needs to come from a system-specific
@@ -102,11 +101,11 @@ lynx_core_file_p (abfd)
 
   /* Get the pss entry from the core file */
 
-  if (bfd_seek (abfd, 0, SEEK_SET) != 0)
+  if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
     return NULL;
 
-  val = bfd_read ((void *)&pss, 1, sizeof pss, abfd);
-  if (val != sizeof pss)
+  amt = sizeof pss;
+  if (bfd_bread ((void *) &pss, amt, abfd) != amt)
     {
       /* Too small to be a core file */
       if (bfd_get_error () != bfd_error_system_call)
@@ -114,8 +113,8 @@ lynx_core_file_p (abfd)
       return NULL;
     }
 
-  core_hdr (abfd) = (struct lynx_core_struct *)
-    bfd_zalloc (abfd, sizeof (struct lynx_core_struct));
+  amt = sizeof (struct lynx_core_struct);
+  core_hdr (abfd) = (struct lynx_core_struct *) bfd_zalloc (abfd, amt);
 
   if (!core_hdr (abfd))
     return NULL;
@@ -128,25 +127,23 @@ lynx_core_file_p (abfd)
 
   /* Allocate space for the thread contexts */
 
-  threadp = (core_st_t *)bfd_alloc (abfd, tcontext_size);
+  threadp = (core_st_t *) bfd_alloc (abfd, tcontext_size);
   if (!threadp)
     return NULL;
 
   /* Save thread contexts */
 
-  if (bfd_seek (abfd, pagesize, SEEK_SET) != 0)
+  if (bfd_seek (abfd, (file_ptr) pagesize, SEEK_SET) != 0)
     return NULL;
 
-  val = bfd_read ((void *)threadp, pss.threadcnt, sizeof (core_st_t), abfd);
-
-  if (val != tcontext_size)
+  if (bfd_bread ((void *) threadp, tcontext_size, abfd) != tcontext_size)
     {
       /* Probably too small to be a core file */
       if (bfd_get_error () != bfd_error_system_call)
        bfd_set_error (bfd_error_wrong_format);
       return NULL;
     }
-  
+
   core_signal (abfd) = threadp->currsig;
 
   newsect = make_bfd_asection (abfd, ".stack",
@@ -214,7 +211,6 @@ lynx_core_file_failing_command (abfd)
   return core_command (abfd);
 }
 
-/* ARGSUSED */
 int
 lynx_core_file_failing_signal (abfd)
      bfd *abfd;
@@ -222,7 +218,6 @@ lynx_core_file_failing_signal (abfd)
   return core_signal (abfd);
 }
 
-/* ARGSUSED */
 boolean
 lynx_core_file_matches_executable_p  (core_bfd, exec_bfd)
      bfd *core_bfd, *exec_bfd;