handle array in print field

This may only handle the array parsing. It does not do anything with
the output (yet).

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

1 files changed, 40 insertions, 0 deletions

diff --git a/parse-events.c b/parse-events.c
index 80e31d3..482fd3f 100644
--- a/parse-events.c
+++ b/parse-events.c
@@ -1024,6 +1024,35 @@ out_free:
         return EVENT_ERROR;
 }
 
+enum event_type
+process_array(struct event *event, struct print_arg *top, char **tok)
+{
+        struct print_arg *arg;
+        enum event_type type;
+        char *token = NULL;
+
+        arg = malloc_or_die(sizeof(*arg));
+        memset(arg, 0, sizeof(*arg));
+
+        *tok = NULL;
+        type = process_arg(event, arg, &token);
+        if (test_type_token(type, token, EVENT_OP, "]"))
+                goto out_free;
+
+        top->op.right = arg;
+
+        free_token(token);
+        type = read_token_item(&token);
+        *tok = token;
+
+        return type;
+
+out_free:
+        free_token(*tok);
+        free_arg(arg);
+        return EVENT_ERROR;
+}
+
 static int get_op_prio(char *op)
 {
         if (!op[1]) {
@@ -1168,6 +1197,17 @@ process_op(struct event *event, struct print_arg *arg, char **tok)
                 
                 arg->op.right = right;
 
+        } else if (strcmp(token, "[") == 0) {
+
+                left = malloc_or_die(sizeof(*left));
+
+                arg->type = PRINT_OP;
+                arg->op.op = token;
+                arg->op.left = left;
+
+                arg->op.prio = 0;
+                type = process_array(event, arg, tok);
+
         } else {
                 die("unknown op '%s'", token);
                 /* the arg is now the left side */