parse-events: Add strim() to allow whitespace in filter event names

Adde strim() to remove leading and trailing whitespace from the event
and system names being passed into the filter.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

1 files changed, 25 insertions, 1 deletions

diff --git a/parse-filter.c b/parse-filter.c
index 15b3d16..aab642c 100644
--- a/parse-filter.c
+++ b/parse-filter.c
@@ -50,6 +50,30 @@ static void show_error(char **error_str, const char *fmt, ...)
         va_end(ap);
 }
 
+static char *strim(char *string)
+{
+        char *ret;
+
+        if (!string)
+                return NULL;
+        while (*string) {
+                if (!isspace(*string))
+                        break;
+                string++;
+        }
+        ret = string;
+
+        string = ret + strlen(ret) - 1;
+        while (string > ret) {
+                if (!isspace(*string))
+                        break;
+                string--;
+        }
+        string[1] = 0;
+
+        return ret;
+}
+
 static void free_token(char *token)
 {
         pevent_free_token(token);
@@ -704,7 +728,7 @@ int pevent_filter_add_filter_str(struct event_filter *filter,
                 }
 
                 /* Find this event */
-                ret = find_event(pevent, &events, sys_name, event_name);
+                ret = find_event(pevent, &events, strim(sys_name), strim(event_name));
                 if (ret < 0) {
                         if (event_name)
                                 show_error(error_str,