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authorFlorian Westphal <fw@strlen.de>2021-03-08 18:18:34 +0100
committerFlorian Westphal <fw@strlen.de>2021-03-11 13:43:31 +0100
commit992a5dc69742717af9056be61d46b455a5448bae (patch)
tree1f88eaca0ede5a5be3ae7ada93653b3acb67707c
parent5896772fe3c5f01696188ea04957a825ee601b12 (diff)
scanner: queue: move to own scope
allows to remove 3 queue specific keywords from INITIAL scope. Signed-off-by: Florian Westphal <fw@strlen.de>
-rw-r--r--include/parser.h1
-rw-r--r--src/parser_bison.y5
-rw-r--r--src/scanner.l12
3 files changed, 11 insertions, 7 deletions
diff --git a/include/parser.h b/include/parser.h
index b2ebd7aa..c3a85a4c 100644
--- a/include/parser.h
+++ b/include/parser.h
@@ -30,6 +30,7 @@ enum startcond_type {
PARSER_SC_BEGIN,
PARSER_SC_EXPR_HASH,
PARSER_SC_EXPR_NUMGEN,
+ PARSER_SC_EXPR_QUEUE,
};
struct mnl_socket;
diff --git a/src/parser_bison.y b/src/parser_bison.y
index 1ac4dbe4..423dddfc 100644
--- a/src/parser_bison.y
+++ b/src/parser_bison.y
@@ -863,6 +863,7 @@ opt_newline : NEWLINE
close_scope_hash : { scanner_pop_start_cond(nft->scanner, PARSER_SC_EXPR_HASH); };
close_scope_numgen : { scanner_pop_start_cond(nft->scanner, PARSER_SC_EXPR_NUMGEN); };
+close_scope_queue : { scanner_pop_start_cond(nft->scanner, PARSER_SC_EXPR_QUEUE); };
common_block : INCLUDE QUOTED_STRING stmt_separator
{
@@ -3635,8 +3636,8 @@ nf_nat_flag : RANDOM { $$ = NF_NAT_RANGE_PROTO_RANDOM; }
| PERSISTENT { $$ = NF_NAT_RANGE_PERSISTENT; }
;
-queue_stmt : queue_stmt_alloc
- | queue_stmt_alloc queue_stmt_args
+queue_stmt : queue_stmt_alloc close_scope_queue
+ | queue_stmt_alloc queue_stmt_args close_scope_queue
;
queue_stmt_alloc : QUEUE
diff --git a/src/scanner.l b/src/scanner.l
index 94225c29..893364b7 100644
--- a/src/scanner.l
+++ b/src/scanner.l
@@ -198,6 +198,7 @@ addrstring ({macaddr}|{ip4addr}|{ip6addr})
%option stack
%s SCANSTATE_EXPR_HASH
%s SCANSTATE_EXPR_NUMGEN
+%s SCANSTATE_EXPR_QUEUE
%%
@@ -346,11 +347,12 @@ addrstring ({macaddr}|{ip4addr}|{ip6addr})
"queue-threshold" { return QUEUE_THRESHOLD; }
"level" { return LEVEL; }
-"queue" { return QUEUE;}
-"num" { return QUEUENUM;}
-"bypass" { return BYPASS;}
-"fanout" { return FANOUT;}
-
+"queue" { scanner_push_start_cond(yyscanner, SCANSTATE_EXPR_QUEUE); return QUEUE;}
+<SCANSTATE_EXPR_QUEUE>{
+ "num" { return QUEUENUM;}
+ "bypass" { return BYPASS;}
+ "fanout" { return FANOUT;}
+}
"limit" { return LIMIT; }
"rate" { return RATE; }
"burst" { return BURST; }