BFD: Write Linux core PRSTATUS note into MIPS core file

[deliverable/binutils-gdb.git] / bfd / elfn32-mips.c

diff --git a/bfd/elfn32-mips.c b/bfd/elfn32-mips.c
index 9ac2da3689d5d233f02dcf1d588623fba130cba3..8e5efa55255c4905ac8151fe57f6b702bb3014bc 100644 (file)
--- a/bfd/elfn32-mips.c
+++ b/bfd/elfn32-mips.c
@@ -3632,6 +3632,45 @@ elf_n32_mips_grok_freebsd_prstatus (bfd *abfd, Elf_Internal_Note *note)
   return _bfd_elfcore_make_pseudosection (abfd, ".reg",
                                          size, note->descpos + offset);
 }
+
+/* Write Linux core PRSTATUS note into core file.  */
+
+static char *
+elf32_mips_write_core_note (bfd *abfd, char *buf, int *bufsiz, int note_type,
+                            ...)
+{
+  switch (note_type)
+    {
+    default:
+      return NULL;
+
+    case NT_PRPSINFO:
+      BFD_FAIL ();
+      return NULL;
+
+    case NT_PRSTATUS:
+      {
+       char data[440];
+       va_list ap;
+       long pid;
+       int cursig;
+       const void *greg;
+
+       va_start (ap, note_type);
+       memset (data, 0, 72);
+       pid = va_arg (ap, long);
+       bfd_put_32 (abfd, pid, data + 24);
+       cursig = va_arg (ap, int);
+       bfd_put_16 (abfd, cursig, data + 12);
+       greg = va_arg (ap, const void *);
+       memcpy (data + 72, greg, 360);
+       memset (data + 432, 0, 8);
+       va_end (ap);
+       return elfcore_write_note (abfd, buf, bufsiz,
+                                  "CORE", note_type, data, sizeof (data));
+      }
+    }
+}
 \f
 /* Depending on the target vector we generate some version of Irix
    executables or "normal" MIPS ELF ABI executables.  */
@@ -3824,6 +3863,9 @@ static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = {
 #define ELF_COMMONPAGESIZE             0x1000
 #define elf32_bed                      elf32_tradbed
 
+#undef elf_backend_write_core_note
+#define elf_backend_write_core_note    elf32_mips_write_core_note
+
 /* Include the target file again for this target.  */
 #include "elf32-target.h"
 
@@ -3846,4 +3888,6 @@ static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = {
 #undef elf32_bed
 #define elf32_bed                              elf32_fbsd_tradbed
 
+#undef elf_backend_write_core_note
+
 #include "elf32-target.h"