collectd: fix build with gcc 7.x

This commit backports an upstream collectd patch that fixes a build
issue with gcc 7.x.

Fixes:

  http://autobuild.buildroot.net/results/2441e2a69d013a6376a90d375e15991e8cb816bd/

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Thomas Petazzoni 2017-07-21 23:08:48 +02:00
parent 8c4bc5a528
commit 9ac88f318a

View File

@ -0,0 +1,87 @@
From e170f3559fcda6d37a012aba187a96b1f42e8f9d Mon Sep 17 00:00:00 2001
From: Ruben Kerkhof <ruben@rubenkerkhof.com>
Date: Sun, 2 Jul 2017 21:52:14 +0200
Subject: [PATCH] libcollectdclient: increase error buffer
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit
make[1]: Entering directory '/home/ruben/src/collectd'
CC src/libcollectdclient/libcollectdclient_la-client.lo
src/libcollectdclient/client.c: In function ‘lcc_getval’:
src/libcollectdclient/client.c:621:23: warning: ‘%s’ directive output may be truncated writing up to 1023 bytes into a region of size 1010 [-Wformat-truncation=]
LCC_SET_ERRSTR(c, "Server error: %s", res.message);
^ ~
src/libcollectdclient/client.c:94:48: note: in definition of macro ‘LCC_SET_ERRSTR’
snprintf((c)->errbuf, sizeof((c)->errbuf), __VA_ARGS__); \
^~~~~~~~~~~
src/libcollectdclient/client.c:94:5: note: ‘snprintf’ output between 15 and 1038 bytes into a destination of size 1024
snprintf((c)->errbuf, sizeof((c)->errbuf), __VA_ARGS__); \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/libcollectdclient/client.c:621:5: note: in expansion of macro ‘LCC_SET_ERRSTR’
LCC_SET_ERRSTR(c, "Server error: %s", res.message);
^~~~~~~~~~~~~~
src/libcollectdclient/client.c: In function ‘lcc_putval’:
src/libcollectdclient/client.c:754:23: warning: ‘%s’ directive output may be truncated writing up to 1023 bytes into a region of size 1010 [-Wformat-truncation=]
LCC_SET_ERRSTR(c, "Server error: %s", res.message);
^ ~
src/libcollectdclient/client.c:94:48: note: in definition of macro ‘LCC_SET_ERRSTR’
snprintf((c)->errbuf, sizeof((c)->errbuf), __VA_ARGS__); \
^~~~~~~~~~~
src/libcollectdclient/client.c:94:5: note: ‘snprintf’ output between 15 and 1038 bytes into a destination of size 1024
snprintf((c)->errbuf, sizeof((c)->errbuf), __VA_ARGS__); \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/libcollectdclient/client.c:754:5: note: in expansion of macro ‘LCC_SET_ERRSTR’
LCC_SET_ERRSTR(c, "Server error: %s", res.message);
^~~~~~~~~~~~~~
src/libcollectdclient/client.c: In function ‘lcc_flush’:
src/libcollectdclient/client.c:802:23: warning: ‘%s’ directive output may be truncated writing up to 1023 bytes into a region of size 1010 [-Wformat-truncation=]
LCC_SET_ERRSTR(c, "Server error: %s", res.message);
^ ~
src/libcollectdclient/client.c:94:48: note: in definition of macro ‘LCC_SET_ERRSTR’
snprintf((c)->errbuf, sizeof((c)->errbuf), __VA_ARGS__); \
^~~~~~~~~~~
src/libcollectdclient/client.c:94:5: note: ‘snprintf’ output between 15 and 1038 bytes into a destination of size 1024
snprintf((c)->errbuf, sizeof((c)->errbuf), __VA_ARGS__); \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/libcollectdclient/client.c:802:5: note: in expansion of macro ‘LCC_SET_ERRSTR’
LCC_SET_ERRSTR(c, "Server error: %s", res.message);
^~~~~~~~~~~~~~
src/libcollectdclient/client.c: In function ‘lcc_listval’:
src/libcollectdclient/client.c:834:23: warning: ‘%s’ directive output may be truncated writing up to 1023 bytes into a region of size 1010 [-Wformat-truncation=]
LCC_SET_ERRSTR(c, "Server error: %s", res.message);
^ ~
src/libcollectdclient/client.c:94:48: note: in definition of macro ‘LCC_SET_ERRSTR’
snprintf((c)->errbuf, sizeof((c)->errbuf), __VA_ARGS__); \
^~~~~~~~~~~
src/libcollectdclient/client.c:94:5: note: ‘snprintf’ output between 15 and 1038 bytes into a destination of size 1024
snprintf((c)->errbuf, sizeof((c)->errbuf), __VA_ARGS__); \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/libcollectdclient/client.c:834:5: note: in expansion of macro ‘LCC_SET_ERRSTR’
LCC_SET_ERRSTR(c, "Server error: %s", res.message);
^~~~~~~~~~~~~~
Fixes #2200
[Upstream commit: https://git.octo.it/?p=collectd.git;a=commitdiff;h=e170f3559fcda6d37a012aba187a96b1f42e8f9d]
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
src/libcollectdclient/client.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/libcollectdclient/client.c b/src/libcollectdclient/client.c
index 51a4ab2..3ae2e71 100644
--- a/src/libcollectdclient/client.c
+++ b/src/libcollectdclient/client.c
@@ -99,7 +99,7 @@
*/
struct lcc_connection_s {
FILE *fh;
- char errbuf[1024];
+ char errbuf[2048];
};
struct lcc_response_s {
--
1.7.10.4