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authorAndreas Schwab <schwab@linux-m68k.org>2014-01-07 21:28:53 +0100
committerAndreas Schwab <schwab@linux-m68k.org>2014-01-07 22:58:31 +0100
commit1b67eb02738593359e929cf296a14f0be5637096 (patch)
tree2f65b76de5883e5f2ced36aa9bdff36ca5d3127b
parent5e3f4fab9ab17362d758871ad9371042918c9374 (diff)
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Use correct default for target functions that return pointer
* target.c (return_null): Define. (update_current_target): Use it instead of return_zero for functions that return a pointer.
-rw-r--r--gdb/ChangeLog6
-rw-r--r--gdb/target.c16
2 files changed, 18 insertions, 4 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index b976827..e3fe615 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+2014-01-07 Andreas Schwab <schwab@linux-m68k.org>
+
+ * target.c (return_null): Define.
+ (update_current_target): Use it instead of return_zero for
+ functions that return a pointer.
+
2014-01-07 Edjunior Barbosa Machado <emachado@linux.vnet.ibm.com>
* source.c (add_path): Fix check for duplicated paths in the previously
diff --git a/gdb/target.c b/gdb/target.c
index 65c7a7a..42a8741 100644
--- a/gdb/target.c
+++ b/gdb/target.c
@@ -64,6 +64,8 @@ static int return_one (void);
static int return_minus_one (void);
+static void *return_null (void);
+
void target_ignore (void);
static void target_command (char *, int);
@@ -806,10 +808,10 @@ update_current_target (void)
return_zero);
de_fault (to_extra_thread_info,
(char *(*) (struct thread_info *))
- return_zero);
+ return_null);
de_fault (to_thread_name,
(char *(*) (struct thread_info *))
- return_zero);
+ return_null);
de_fault (to_stop,
(void (*) (ptid_t))
target_ignore);
@@ -819,7 +821,7 @@ update_current_target (void)
tcomplain);
de_fault (to_pid_to_exec_file,
(char *(*) (int))
- return_zero);
+ return_null);
de_fault (to_async,
(void (*) (void (*) (enum inferior_event_type, void*), void*))
tcomplain);
@@ -918,7 +920,7 @@ update_current_target (void)
tcomplain);
de_fault (to_traceframe_info,
(struct traceframe_info * (*) (void))
- return_zero);
+ return_null);
de_fault (to_supports_evaluation_of_breakpoint_conditions,
(int (*) (void))
return_zero);
@@ -3634,6 +3636,12 @@ return_minus_one (void)
return -1;
}
+static void *
+return_null (void)
+{
+ return 0;
+}
+
/*
* Find the next target down the stack from the specified target.
*/