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[PATCH v2 11/18] Implement completion limiting for reg_or_group_completer.
- From: Keith Seitz <keiths at redhat dot com>
- To: gdb-patches at sourceware dot org
- Date: Mon, 04 May 2015 12:18:34 -0700
- Subject: [PATCH v2 11/18] Implement completion limiting for reg_or_group_completer.
- Authentication-results: sourceware.org; auth=none
- References: <20150504191734 dot 20434 dot 68053 dot stgit at valrhona dot uglyboxes dot com>
This patch converts reg_or_group_completer to use add_completion
and adds tests for this new behavior.
gdb/ChangeLog
* completer.c (reg_or_group_completer): Use add_completion.
gdb/testsuite/ChangeLog
* gdb.base/completion.exp: Add tests for limit completing
"info reigsters".
---
gdb/completer.c | 15 ++++++++++-----
gdb/testsuite/gdb.base/completion.exp | 4 ++++
2 files changed, 14 insertions(+), 5 deletions(-)
diff --git a/gdb/completer.c b/gdb/completer.c
index 85f8d30..bef6953 100644
--- a/gdb/completer.c
+++ b/gdb/completer.c
@@ -1067,17 +1067,22 @@ reg_or_group_completer (struct completer_data *cdata,
(name = user_reg_map_regnum_to_name (gdbarch, i)) != NULL;
i++)
{
- if (*name != '\0' && strncmp (word, name, len) == 0)
- VEC_safe_push (char_ptr, result, xstrdup (name));
+ if (*name != '\0' && strncmp (word, name, len) == 0
+ && (add_completion (cdata, &result, xstrdup (name))
+ == ADD_COMPLETION_MAX_REACHED))
+ return result;
}
for (group = reggroup_next (gdbarch, NULL);
group != NULL;
group = reggroup_next (gdbarch, group))
{
- name = reggroup_name (group);
- if (strncmp (word, name, len) == 0)
- VEC_safe_push (char_ptr, result, xstrdup (name));
+ char *match = xstrdup (reggroup_name (group));
+
+ if (strncmp (word, match, len) == 0
+ && (add_completion (cdata, &result, match)
+ == ADD_COMPLETION_MAX_REACHED))
+ return result;
}
return result;
diff --git a/gdb/testsuite/gdb.base/completion.exp b/gdb/testsuite/gdb.base/completion.exp
index d07ca86..4a35cd1 100644
--- a/gdb/testsuite/gdb.base/completion.exp
+++ b/gdb/testsuite/gdb.base/completion.exp
@@ -1037,3 +1037,7 @@ with_test_prefix "interpreter_completer reset" {
set max_completions $old_max
gdb_test_no_output "set max-completions $max_completions"
}
+
+# Test reg_or_group_completer.
+test_completion_limit "info registers " \
+ "info registers \[a-zA-Z0-9\]+" $max_completions