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authorAndrew Burgess <andrew.burgess@embecosm.com>2021-03-18 16:44:14 +0000
committerAndrew Burgess <andrew.burgess@embecosm.com>2021-03-18 16:55:37 +0000
commit763b8efdcc0ab0f94f7af48792eb5c97b6eca41b (patch)
tree631b2bcb2bab98165d8824a971bb798c291a8a98 /gdb
parent538c15fc2a29ff142f2ec71d253d4027946ece09 (diff)
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gdb/doc: fix the example for get_set_string in Python API docs
The small example for gdb.Parameter.get_set_string does not return a string. The documentation is very clear that this method must return a string, and indeed, inspecting the code in gdb/python/py-param.c shows that a string return value is required (if an exception is not thrown). While inspecting the code in gdb/python/py-param.c I noticed that the comment for the C++ code that invokes the Python get_set_string method is wrong, so I updated that too. gdb/ChangeLog: * python/py-param.c (get_set_value): Update header comment. gdb/doc/ChangeLog: * python.texinfo (Parameters In Python): Return empty string in small example code.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog4
-rw-r--r--gdb/doc/ChangeLog5
-rw-r--r--gdb/doc/python.texi1
-rw-r--r--gdb/python/py-param.c9
4 files changed, 14 insertions, 5 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index a606f54..09cfe0f 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2021-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
+
+ * python/py-param.c (get_set_value): Update header comment.
+
2021-03-17 Simon Marchi <simon.marchi@polymtl.ca>
* infrun.c (check_multi_target_resumption): Remove argument to
diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog
index add31a0..625aa29 100644
--- a/gdb/doc/ChangeLog
+++ b/gdb/doc/ChangeLog
@@ -1,3 +1,8 @@
+2021-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
+
+ * python.texinfo (Parameters In Python): Return empty string in
+ small example code.
+
2021-02-24 Andrew Burgess <andrew.burgess@embecosm.com>
* gdb.texinfo (Files): Document new 'maint info target-sections'
diff --git a/gdb/doc/python.texi b/gdb/doc/python.texi
index ba3d2f9..9135d41 100644
--- a/gdb/doc/python.texi
+++ b/gdb/doc/python.texi
@@ -4041,6 +4041,7 @@ class ExampleParam (gdb.Parameter):
self.value = self.saved_value
raise gdb.GdbError('Failed to validate')
self.saved_value = self.value
+ return ""
@end smallexample
@end defun
diff --git a/gdb/python/py-param.c b/gdb/python/py-param.c
index 49819ce..ab9e883 100644
--- a/gdb/python/py-param.c
+++ b/gdb/python/py-param.c
@@ -368,11 +368,10 @@ call_doc_function (PyObject *obj, PyObject *method, PyObject *arg)
}
/* A callback function that is registered against the respective
- add_setshow_* set_doc prototype. This function will either call
- the Python function "get_set_string" or extract the Python
- attribute "set_doc" and return the contents as a string. If
- neither exist, insert a string indicating the Parameter is not
- documented. */
+ add_setshow_* set_doc prototype. This function calls the Python function
+ "get_set_string" if it exists, which will return a string. That string
+ is then printed. If "get_set_string" does not exist, or returns an
+ empty string, then nothing is printed. */
static void
get_set_value (const char *args, int from_tty,
struct cmd_list_element *c)