Remove VAR_DOMAIN/STRUCT_DOMAIN ambiguity from ada-tasks.c.

[deliverable/binutils-gdb.git] / gdb / gdbarch.h

diff --git a/gdb/gdbarch.h b/gdb/gdbarch.h
index 9698e111873da896c4e897baa918e6d7b7d832bc..9fb27d4412502c9bb66ff934355a324151cf6628 100644 (file)
--- a/gdb/gdbarch.h
+++ b/gdb/gdbarch.h
@@ -74,11 +74,6 @@ struct elf_internal_linux_prpsinfo;
 /* This is a convenience wrapper for 'current_inferior ()->gdbarch'.  */
 extern struct gdbarch *target_gdbarch (void);
 
-/* The initial, default architecture.  It uses host values (for want of a better
-   choice).  */
-extern struct gdbarch startup_gdbarch;
-
-
 /* Callback type for the 'iterate_over_objfiles_in_search_order'
    gdbarch  method.  */
 
@@ -779,21 +774,24 @@ extern int gdbarch_find_memory_regions (struct gdbarch *gdbarch, find_memory_reg
 extern void set_gdbarch_find_memory_regions (struct gdbarch *gdbarch, gdbarch_find_memory_regions_ftype *find_memory_regions);
 
 /* Read offset OFFSET of TARGET_OBJECT_LIBRARIES formatted shared libraries list from
-   core file into buffer READBUF with length LEN. */
+   core file into buffer READBUF with length LEN.  Return the number of bytes read
+   (zero indicates failure).
+   failed, otherwise, return the red length of READBUF. */
 
 extern int gdbarch_core_xfer_shared_libraries_p (struct gdbarch *gdbarch);
 
-typedef LONGEST (gdbarch_core_xfer_shared_libraries_ftype) (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
-extern LONGEST gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
+typedef ULONGEST (gdbarch_core_xfer_shared_libraries_ftype) (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
+extern ULONGEST gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
 extern void set_gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch, gdbarch_core_xfer_shared_libraries_ftype *core_xfer_shared_libraries);
 
 /* Read offset OFFSET of TARGET_OBJECT_LIBRARIES_AIX formatted shared
-   libraries list from core file into buffer READBUF with length LEN. */
+   libraries list from core file into buffer READBUF with length LEN.
+   Return the number of bytes read (zero indicates failure). */
 
 extern int gdbarch_core_xfer_shared_libraries_aix_p (struct gdbarch *gdbarch);
 
-typedef LONGEST (gdbarch_core_xfer_shared_libraries_aix_ftype) (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
-extern LONGEST gdbarch_core_xfer_shared_libraries_aix (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
+typedef ULONGEST (gdbarch_core_xfer_shared_libraries_aix_ftype) (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
+extern ULONGEST gdbarch_core_xfer_shared_libraries_aix (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len);
 extern void set_gdbarch_core_xfer_shared_libraries_aix (struct gdbarch *gdbarch, gdbarch_core_xfer_shared_libraries_aix_ftype *core_xfer_shared_libraries_aix);
 
 /* How the core target converts a PTID from a core file to a string. */
@@ -1307,6 +1305,17 @@ typedef int (gdbarch_insn_is_jump_ftype) (struct gdbarch *gdbarch, CORE_ADDR add
 extern int gdbarch_insn_is_jump (struct gdbarch *gdbarch, CORE_ADDR addr);
 extern void set_gdbarch_insn_is_jump (struct gdbarch *gdbarch, gdbarch_insn_is_jump_ftype *insn_is_jump);
 
+/* Read one auxv entry from *READPTR, not reading locations >= ENDPTR.
+   Return 0 if *READPTR is already at the end of the buffer.
+   Return -1 if there is insufficient buffer for a whole entry.
+   Return 1 if an entry was read into *TYPEP and *VALP. */
+
+extern int gdbarch_auxv_parse_p (struct gdbarch *gdbarch);
+
+typedef int (gdbarch_auxv_parse_ftype) (struct gdbarch *gdbarch, gdb_byte **readptr, gdb_byte *endptr, CORE_ADDR *typep, CORE_ADDR *valp);
+extern int gdbarch_auxv_parse (struct gdbarch *gdbarch, gdb_byte **readptr, gdb_byte *endptr, CORE_ADDR *typep, CORE_ADDR *valp);
+extern void set_gdbarch_auxv_parse (struct gdbarch *gdbarch, gdbarch_auxv_parse_ftype *auxv_parse);
+
 /* Definition for an unknown syscall, used basically in error-cases.  */
 #define UNKNOWN_SYSCALL (-1)