linknx: fix static build with mysql client

Add a patch correcting the libraries order in the link command to fix static
mysql libraries link.

Fixes:
http://autobuild.buildroot.net/results/2df/2dfcbd30079d13997de37e2d1c4643653e200be6/
http://autobuild.buildroot.net/results/4cc/4cc9c8bd223d1c9d604322ba04060dd35fc8aa45/
http://autobuild.buildroot.net/results/4bd/4bd04b7a3ca0092b50ad5c5212830d8935f54d48/

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Baruch Siach 2016-03-15 15:03:48 +02:00 committed by Peter Korsgaard
parent 64f68d4f60
commit f35f54585f
2 changed files with 55 additions and 0 deletions

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@ -0,0 +1,47 @@
Fix static build with mysql
When building static binaries, the order of libraries in the link command line
is significant. Use $LIBS for mysql libraries, so that mysql appear after the
object files that depends on it. This fixes build failures like the following.
/home/buildroot/build/instance-1/output/host/usr/bin/arm-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -static -static -I/home/buildroot/build/instance-1/output/host/usr/arm-buildroot-linux-uclibcgnueabi/sysroot/usr/include/mysql -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -static -DUNIV_LINUX -DUNIV_LINUX -static -static -rdynamic -L/home/buildroot/build/instance-1/output/host/usr/arm-buildroot-linux-uclibcgnueabi/sysroot/usr/lib -lmysqlclient_r -lz -lpthread -lcrypt -lnsl -lm -lpthread -o linknx linknx.o logger.o ruleserver.o objectcontroller.o eibclient.o threads.o timermanager.o persistentstorage.o xmlserver.o smsgateway.o emailgateway.o knxconnection.o services.o suncalc.o luacondition.o ioport.o ../ticpp/libticpp.a -L/home/buildroot/build/instance-1/output/host/usr/arm-buildroot-linux-uclibcgnueabi/sysroot/usr/lib -lpthsem -lm -largp
persistentstorage.o: In function `MysqlPersistentStorage::~MysqlPersistentStorage()':
persistentstorage.cpp:(.text+0x2c): undefined reference to `mysql_close'
persistentstorage.o: In function `MysqlPersistentStorage::MysqlPersistentStorage(ticpp::Element*)':
persistentstorage.cpp:(.text+0x518): undefined reference to `mysql_init'
persistentstorage.cpp:(.text+0x570): undefined reference to `mysql_options'
persistentstorage.cpp:(.text+0x5a8): undefined reference to `mysql_real_connect'
persistentstorage.cpp:(.text+0x5c0): undefined reference to `mysql_options'
persistentstorage.cpp:(.text+0x618): undefined reference to `mysql_error'
persistentstorage.cpp:(.text+0x6c0): undefined reference to `mysql_options'
persistentstorage.o: In function `MysqlPersistentStorage::write(std::string const&, std::string const&)':
persistentstorage.cpp:(.text+0xb70): undefined reference to `mysql_real_query'
persistentstorage.cpp:(.text+0xbcc): undefined reference to `mysql_error'
persistentstorage.o: In function `MysqlPersistentStorage::read(std::string const&, std::string const&)':
persistentstorage.cpp:(.text+0xd14): undefined reference to `mysql_real_query'
persistentstorage.cpp:(.text+0xd38): undefined reference to `mysql_store_result'
persistentstorage.cpp:(.text+0xd40): undefined reference to `mysql_num_rows'
persistentstorage.cpp:(.text+0xd50): undefined reference to `mysql_fetch_row'
persistentstorage.cpp:(.text+0xd68): undefined reference to `mysql_free_result'
persistentstorage.cpp:(.text+0xdc8): undefined reference to `mysql_error'
persistentstorage.o: In function `MysqlPersistentStorage::writelog(std::string const&, std::string const&)':
persistentstorage.cpp:(.text+0xf74): undefined reference to `mysql_real_query'
persistentstorage.cpp:(.text+0xfd0): undefined reference to `mysql_error'
collect2: error: ld returned 1 exit status
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
---
Patch status: sent to jef2000@users.sourceforge.net
diff -Nuar linknx-0.0.1.32-orig/acinclude.m4 linknx-0.0.1.32/acinclude.m4
--- linknx-0.0.1.32-orig/acinclude.m4 2011-01-09 16:47:32.000000000 +0200
+++ linknx-0.0.1.32/acinclude.m4 2016-03-15 12:41:19.983861719 +0200
@@ -36,7 +36,7 @@
CFLAGS="$CFLAGS $ADDFLAGS"
CXXFLAGS="$CXXFLAGS $ADDFLAGS"
- LDFLAGS="$LDFLAGS "`$MYSQL_CONFIG --libs_r`
+ LIBS="$LIBS "`$MYSQL_CONFIG --libs_r`
AC_MSG_RESULT($MYSQL_CONFIG)
AC_DEFINE([HAVE_MYSQL], [1], [Build with MySQL support.])

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@ -8,6 +8,8 @@ LINKNX_VERSION = 0.0.1.32
LINKNX_SITE = http://downloads.sourceforge.net/project/linknx/linknx/linknx-$(LINKNX_VERSION)
LINKNX_LICENSE = GPLv2+
LINKNX_INSTALL_STAGING = YES
# Patching acinclude.m4
LINKNX_AUTORECONF = YES
LINKNX_CONF_OPTS = \
--without-lua \
--without-log4cpp \
@ -17,6 +19,12 @@ LINKNX_CONF_OPTS = \
LINKNX_DEPENDENCIES = libpthsem $(if $(BR2_PACKAGE_ARGP_STANDALONE),argp-standalone)
# This is needed to make autoreconf happy
define LINKNX_CREATE_MISSING_FILES
touch $(@D)/NEWS $(@D)/AUTHORS $(@D)/README
endef
LINKNX_POST_EXTRACT_HOOKS += LINKNX_CREATE_MISSING_FILES
ifeq ($(BR2_PACKAGE_MYSQL),y)
LINKNX_CONF_OPTS += --with-mysql=$(STAGING_DIR)/usr/bin/mysql_config
LINKNX_DEPENDENCIES += mysql