common/filestuff.c (make_cleanup_close): Update comment.

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

diff --git a/gdb/gdbarch.h b/gdb/gdbarch.h
index 7d6a0cfa79f24e1e7fddebcc0f427a65145a13fc..82e025956b81ea08c92b27686594f896f8012658 100644 (file)
--- a/gdb/gdbarch.h
+++ b/gdb/gdbarch.h
@@ -923,7 +923,11 @@ extern void set_gdbarch_max_insn_length (struct gdbarch *gdbarch, ULONGEST max_i
   
    If your architecture doesn't need to adjust instructions before
    single-stepping them, consider using simple_displaced_step_copy_insn
-   here. */
+   here.
+  
+   If the instruction cannot execute out of line, return NULL.  The
+   core falls back to stepping past the instruction in-line instead in
+   that case. */
 
 extern int gdbarch_displaced_step_copy_insn_p (struct gdbarch *gdbarch);
 
@@ -1310,8 +1314,8 @@ extern void set_gdbarch_has_shared_address_space (struct gdbarch *gdbarch, gdbar
 
 /* True if a fast tracepoint can be set at an address. */
 
-typedef int (gdbarch_fast_tracepoint_valid_at_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr, int *isize, char **msg);
-extern int gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, CORE_ADDR addr, int *isize, char **msg);
+typedef int (gdbarch_fast_tracepoint_valid_at_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr, char **msg);
+extern int gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, CORE_ADDR addr, char **msg);
 extern void set_gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, gdbarch_fast_tracepoint_valid_at_ftype *fast_tracepoint_valid_at);
 
 /* Return the "auto" target charset. */
@@ -1614,6 +1618,11 @@ extern void *gdbarch_obstack_zalloc (struct gdbarch *gdbarch, long size);
 #define GDBARCH_OBSTACK_CALLOC(GDBARCH, NR, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), (NR) * sizeof (TYPE)))
 #define GDBARCH_OBSTACK_ZALLOC(GDBARCH, TYPE) ((TYPE *) gdbarch_obstack_zalloc ((GDBARCH), sizeof (TYPE)))
 
+/* Duplicate STRING, returning an equivalent string that's allocated on the
+   obstack associated with GDBARCH.  The string is freed when the corresponding
+   architecture is also freed.  */
+
+extern char *gdbarch_obstack_strdup (struct gdbarch *arch, const char *string);
 
 /* Helper function.  Force an update of the current architecture.