Adapt `info probes' to support printing probes of different types.

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

diff --git a/gdb/probe.h b/gdb/probe.h
index aa8aba8ea6838d9a19d99239a7516636a9114e14..5df1976af57ae7cba8fa880e7b149b20a397f8d2 100644 (file)
--- a/gdb/probe.h
+++ b/gdb/probe.h
@@ -1,6 +1,6 @@
 /* Generic SDT probe support for GDB.
 
-   Copyright (C) 2012-2014 Free Software Foundation, Inc.
+   Copyright (C) 2012-2015 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -96,14 +96,14 @@ struct probe_ops
 
     /* Set the semaphore associated with the PROBE.  This function only makes
        sense if the probe has a concept of semaphore associated to a
-       probe.  */
+       probe, otherwise it can be set to NULL.  */
 
     void (*set_semaphore) (struct probe *probe, struct objfile *objfile,
                           struct gdbarch *gdbarch);
 
     /* Clear the semaphore associated with the PROBE.  This function only
        makes sense if the probe has a concept of semaphore associated to
-       a probe.  */
+       a probe, otherwise it can be set to NULL.  */
 
     void (*clear_semaphore) (struct probe *probe, struct objfile *objfile,
                             struct gdbarch *gdbarch);
@@ -113,6 +113,12 @@ struct probe_ops
 
     void (*destroy) (struct probe *probe);
 
+    /* Return a pointer to a name identifying the probe type.  This is
+       the string that will be displayed in the "Type" column of the
+       `info probes' command.  */
+
+    const char *(*type_name) (struct probe *probe);
+
     /* Function responsible for providing the extra fields that will be
        printed in the `info probes' command.  It should fill HEADS
        with whatever extra fields it needs.  If the backend doesn't need
@@ -230,7 +236,7 @@ extern VEC (probe_p) *find_probes_in_objfile (struct objfile *objfile,
    function that can be used by the probe backends to print their
    `info probe TYPE'.  */
 
-extern void info_probes_for_ops (char *arg, int from_tty,
+extern void info_probes_for_ops (const char *arg, int from_tty,
                                 const struct probe_ops *pops);
 
 /* Return the `cmd_list_element' associated with the `info probes' command,