From bda180e01110741f20d30b95c3ae0d93e957de8a Mon Sep 17 00:00:00 2001
From: Tom Tromey <tromey@redhat.com>
Date: Fri, 7 Aug 2009 23:28:13 +0000
Subject: gdb 	* language.c (set_language_command): Strip whitespace. 
 (set_type_command): Likewise. 	(set_range_command): Likewise. gdb/testsuite 
 * gdb.base/setshow.exp: Add tests for changes to set language, set 	check
 range, and set check type.

---
 gdb/language.c | 45 ++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 42 insertions(+), 3 deletions(-)

(limited to 'gdb/language.c')

diff --git a/gdb/language.c b/gdb/language.c
index a6c6165..04c2fe4 100644
--- a/gdb/language.c
+++ b/gdb/language.c
@@ -150,11 +150,21 @@ show_language_command (struct ui_file *file, int from_tty,
 static void
 set_language_command (char *ignore, int from_tty, struct cmd_list_element *c)
 {
-  int i;
+  int i, len;
   enum language flang;
-  char *err_lang;
+  char *err_lang, *tem;
+
+  /* Strip trailing whitespace.  */
+  if (!language)
+    len = 0;
+  else
+    {
+      len = strlen (language);
+      while (len > 0 && language[len - 1] == ' ')
+	--len;
+    }
 
-  if (!language || !language[0])
+  if (len == 0)
     {
       printf_unfiltered (_("\
 The currently understood settings are:\n\n\
@@ -181,6 +191,11 @@ local or auto    Automatic setting based on source file\n"));
       return;
     }
 
+  /* Reset LANGUAGE to avoid trailing spaces.  */
+  tem = savestring (language, len);
+  xfree (language);
+  language = tem;
+
   /* Search the list of languages for a match.  */
   for (i = 0; i < languages_size; i++)
     {
@@ -251,6 +266,18 @@ show_type_command (struct ui_file *file, int from_tty,
 static void
 set_type_command (char *ignore, int from_tty, struct cmd_list_element *c)
 {
+  int len;
+  char *tem;
+
+  /* Strip trailing whitespace.  */
+  len = strlen (type);
+  while (len > 0 && type[len - 1] == ' ')
+    --len;
+  /* Reset TYPE.  */
+  tem = savestring (type, len);
+  xfree (type);
+  type = tem;
+
   if (strcmp (type, "on") == 0)
     {
       type_check = type_check_on;
@@ -298,6 +325,18 @@ show_range_command (struct ui_file *file, int from_tty,
 static void
 set_range_command (char *ignore, int from_tty, struct cmd_list_element *c)
 {
+  int len;
+  char *tem;
+
+  /* Strip trailing whitespace.  */
+  len = strlen (range);
+  while (len > 0 && range[len - 1] == ' ')
+    --len;
+  /* Reset RANGE.  */
+  tem = savestring (range, len);
+  xfree (range);
+  range = tem;
+
   if (strcmp (range, "on") == 0)
     {
       range_check = range_check_on;
-- 
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