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[Qemu-devel] [PATCH v3 09/38] json: remove useless return value from lex
From: |
Marc-André Lureau |
Subject: |
[Qemu-devel] [PATCH v3 09/38] json: remove useless return value from lexer/parser |
Date: |
Mon, 26 Mar 2018 17:08:47 +0200 |
The lexer always returns 0 when char feeding. Furthermore, none of the
caller care about the return value.
Signed-off-by: Marc-André Lureau <address@hidden>
---
include/qapi/qmp/json-lexer.h | 4 ++--
include/qapi/qmp/json-streamer.h | 4 ++--
qobject/json-lexer.c | 23 ++++++++---------------
qobject/json-streamer.c | 8 ++++----
4 files changed, 16 insertions(+), 23 deletions(-)
diff --git a/include/qapi/qmp/json-lexer.h b/include/qapi/qmp/json-lexer.h
index afee7828cd..66ccf0357c 100644
--- a/include/qapi/qmp/json-lexer.h
+++ b/include/qapi/qmp/json-lexer.h
@@ -47,9 +47,9 @@ struct JSONLexer
void json_lexer_init(JSONLexer *lexer, JSONLexerEmitter func);
-int json_lexer_feed(JSONLexer *lexer, const char *buffer, size_t size);
+void json_lexer_feed(JSONLexer *lexer, const char *buffer, size_t size);
-int json_lexer_flush(JSONLexer *lexer);
+void json_lexer_flush(JSONLexer *lexer);
void json_lexer_destroy(JSONLexer *lexer);
diff --git a/include/qapi/qmp/json-streamer.h b/include/qapi/qmp/json-streamer.h
index 00d8a23af8..cb808cf27d 100644
--- a/include/qapi/qmp/json-streamer.h
+++ b/include/qapi/qmp/json-streamer.h
@@ -36,10 +36,10 @@ typedef struct JSONMessageParser
void json_message_parser_init(JSONMessageParser *parser,
void (*func)(JSONMessageParser *, GQueue *));
-int json_message_parser_feed(JSONMessageParser *parser,
+void json_message_parser_feed(JSONMessageParser *parser,
const char *buffer, size_t size);
-int json_message_parser_flush(JSONMessageParser *parser);
+void json_message_parser_flush(JSONMessageParser *parser);
void json_message_parser_destroy(JSONMessageParser *parser);
diff --git a/qobject/json-lexer.c b/qobject/json-lexer.c
index 0eaba43a2c..89ccb180cc 100644
--- a/qobject/json-lexer.c
+++ b/qobject/json-lexer.c
@@ -290,7 +290,7 @@ void json_lexer_init(JSONLexer *lexer, JSONLexerEmitter
func)
lexer->x = lexer->y = 0;
}
-static int json_lexer_feed_char(JSONLexer *lexer, char ch, bool flush)
+static void json_lexer_feed_char(JSONLexer *lexer, char ch, bool flush)
{
int char_consumed, new_state;
@@ -344,7 +344,7 @@ static int json_lexer_feed_char(JSONLexer *lexer, char ch,
bool flush)
g_string_truncate(lexer->token, 0);
new_state = IN_START;
lexer->state = new_state;
- return 0;
+ return;
default:
break;
}
@@ -359,29 +359,22 @@ static int json_lexer_feed_char(JSONLexer *lexer, char
ch, bool flush)
g_string_truncate(lexer->token, 0);
lexer->state = IN_START;
}
-
- return 0;
}
-int json_lexer_feed(JSONLexer *lexer, const char *buffer, size_t size)
+void json_lexer_feed(JSONLexer *lexer, const char *buffer, size_t size)
{
size_t i;
for (i = 0; i < size; i++) {
- int err;
-
- err = json_lexer_feed_char(lexer, buffer[i], false);
- if (err < 0) {
- return err;
- }
+ json_lexer_feed_char(lexer, buffer[i], false);
}
-
- return 0;
}
-int json_lexer_flush(JSONLexer *lexer)
+void json_lexer_flush(JSONLexer *lexer)
{
- return lexer->state == IN_START ? 0 : json_lexer_feed_char(lexer, 0, true);
+ if (lexer->state != IN_START) {
+ json_lexer_feed_char(lexer, 0, true);
+ }
}
void json_lexer_destroy(JSONLexer *lexer)
diff --git a/qobject/json-streamer.c b/qobject/json-streamer.c
index c51c2021f9..78dfff2aa0 100644
--- a/qobject/json-streamer.c
+++ b/qobject/json-streamer.c
@@ -118,15 +118,15 @@ void json_message_parser_init(JSONMessageParser *parser,
json_lexer_init(&parser->lexer, json_message_process_token);
}
-int json_message_parser_feed(JSONMessageParser *parser,
+void json_message_parser_feed(JSONMessageParser *parser,
const char *buffer, size_t size)
{
- return json_lexer_feed(&parser->lexer, buffer, size);
+ json_lexer_feed(&parser->lexer, buffer, size);
}
-int json_message_parser_flush(JSONMessageParser *parser)
+void json_message_parser_flush(JSONMessageParser *parser)
{
- return json_lexer_flush(&parser->lexer);
+ json_lexer_flush(&parser->lexer);
}
void json_message_parser_destroy(JSONMessageParser *parser)
--
2.17.0.rc1.1.g4c4f2b46a3
- [Qemu-devel] [PATCH v3 00/38] RFC: monitor: add asynchronous command type, Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 03/38] Revert "qmp: isolate responses into io thread", Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 04/38] monitor: no need to save need_resume, Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 02/38] qmp-shell: learn to send commands with quoted arguments, Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 01/38] HACK: add back OOB, Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 06/38] monitor: no need to remove desc before replacing it, Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 05/38] monitor: further simplify previous patch, Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 09/38] json: remove useless return value from lexer/parser,
Marc-André Lureau <=
- [Qemu-devel] [PATCH v3 08/38] json-lexer: make it safe to call multiple times, Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 07/38] json-parser: always set an error if return NULL, Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 10/38] tests: add a few qemu-qmp tests, Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 13/38] qga: process_event() simplification, Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 14/38] monitor: simplify monitor_qmp_respond(), Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 11/38] tests: change /0.15/* tests to /qmp/*, Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 12/38] tests: add a qmp success-response test, Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 15/38] qmp: pass and return a QDict to qmp_dispatch(), Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 17/38] qmp: constify qmp_is_oob(), Marc-André Lureau, 2018/03/26
- [Qemu-devel] [PATCH v3 16/38] qmp: move 'id' copy to qmp_dispatch(), Marc-André Lureau, 2018/03/26