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