Signed-off-by: Christian Babeux <[email protected]>
---
src/lib/lttng-ctl/filter-ast.h | 1 +
src/lib/lttng-ctl/filter-parser.y | 5 +++++
src/lib/lttng-ctl/filter-visitor-generate-ir.c | 12 ++++++++++++
3 files changed, 18 insertions(+)
diff --git a/src/lib/lttng-ctl/filter-ast.h b/src/lib/lttng-ctl/filter-ast.h
index 97793c0..1767164 100644
--- a/src/lib/lttng-ctl/filter-ast.h
+++ b/src/lib/lttng-ctl/filter-ast.h
@@ -91,6 +91,7 @@ enum unary_op_type {
AST_UNARY_PLUS,
AST_UNARY_MINUS,
AST_UNARY_NOT,
+ AST_UNARY_BIN_NOT,
};
enum ast_link_type {
diff --git a/src/lib/lttng-ctl/filter-parser.y
b/src/lib/lttng-ctl/filter-parser.y
index 4ee1d9a..d3be4be 100644
--- a/src/lib/lttng-ctl/filter-parser.y
+++ b/src/lib/lttng-ctl/filter-parser.y
@@ -481,6 +481,11 @@ unary_operator
$$ = make_node(parser_ctx, NODE_UNARY_OP);
$$->u.unary_op.type = AST_UNARY_NOT;
}
+ | NOT_BIN
+ {
+ $$ = make_node(parser_ctx, NODE_UNARY_OP);
+ $$->u.unary_op.type = AST_UNARY_BIN_NOT;
+ }
;
multiplicative_expression
diff --git a/src/lib/lttng-ctl/filter-visitor-generate-ir.c
b/src/lib/lttng-ctl/filter-visitor-generate-ir.c
index 899713e..d23372f 100644
--- a/src/lib/lttng-ctl/filter-visitor-generate-ir.c
+++ b/src/lib/lttng-ctl/filter-visitor-generate-ir.c
@@ -652,6 +652,8 @@ static
struct ir_op *make_unary_op(struct filter_parser_ctx *ctx,
struct filter_node *node, enum ir_side side)
{
+ const char *op_str = "?";
+
switch (node->u.unary_op.type) {
case AST_UNARY_UNKNOWN:
default:
@@ -703,7 +705,17 @@ struct ir_op *make_unary_op(struct filter_parser_ctx *ctx,
}
return op;
}
+ case AST_UNARY_BIN_NOT:
+ {
+ op_str = "~";
+ goto error_not_supported;
+ }
}
+
+error_not_supported:
+ fprintf(stderr, "[error] %s: unary operation '%s' not supported\n",
+ __func__, op_str);
+ return NULL;
}
static
--
1.7.11.4
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