Doesn't compile under Amazon Linux + PHP5.6

[lifeofguenter]

1. $ sudo yum -y remove php56-pecl-memcached
2. $ sudo yum install php56-devel php56-pecl-igbinary-devel libmemcached-devel libevent-devel
3. $ wget https://github.com/awslabs/aws-elasticache-cluster-client-memcached-for-php/archive/master.zip
4. $ unzip master.zip
5. $ cd aws-elasticache-cluster-client-memcached*
6. $ phpize
7. $ make

Error:

/bin/sh /home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/libtool --mode=compile cc -I/usr/include/php/5.6/php -I/usr/include/php/5.6/php -I. -I/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master -DPHP_ATOM_INC -I/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/include -I/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/main -I/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master -I/usr/include/php/5.6/php -I/usr/include/php/5.6/php/main -I/usr/include/php/5.6/php/TSRM -I/usr/include/php/5.6/php/Zend -I/usr/include/php/5.6/php/ext -I/usr/include/php/5.6/php/ext/date/lib  -DHAVE_CONFIG_H  -g -O2   -c /home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c -o php_memcached.lo 
libtool: compile:  cc -I/usr/include/php/5.6/php -I/usr/include/php/5.6/php -I. -I/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master -DPHP_ATOM_INC -I/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/include -I/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/main -I/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master -I/usr/include/php/5.6/php -I/usr/include/php/5.6/php/main -I/usr/include/php/5.6/php/TSRM -I/usr/include/php/5.6/php/Zend -I/usr/include/php/5.6/php/ext -I/usr/include/php/5.6/php/ext/date/lib -DHAVE_CONFIG_H -g -O2 -c /home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c  -fPIC -DPIC -o .libs/php_memcached.o
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c: In function 'php_memc_get_impl':
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:613:15: warning: assignment discards 'const' qualifier from pointer target type [enabled by default]
   payload     = memcached_result_value(&result);
               ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c: In function 'php_memc_getMulti_impl':
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:811:15: warning: assignment discards 'const' qualifier from pointer target type [enabled by default]
   payload     = memcached_result_value(&result);
               ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:814:15: warning: assignment discards 'const' qualifier from pointer target type [enabled by default]
   res_key     = memcached_result_key_value(&result);
               ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c: In function 'zim_Memcached_fetch':
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:1028:14: warning: assignment discards 'const' qualifier from pointer target type [enabled by default]
  payload     = memcached_result_value(&result);
              ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:1031:14: warning: assignment discards 'const' qualifier from pointer target type [enabled by default]
  res_key     = memcached_result_key_value(&result);
              ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c: In function 'zim_Memcached_fetchAll':
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:1082:15: warning: assignment discards 'const' qualifier from pointer target type [enabled by default]
   payload     = memcached_result_value(&result);
               ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:1085:15: warning: assignment discards 'const' qualifier from pointer target type [enabled by default]
   res_key     = memcached_result_key_value(&result);
               ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c: In function 'zim_Memcached_getServerByKey':
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:1992:9: warning: assignment discards 'const' qualifier from pointer target type [enabled by default]
  server = memcached_server_by_key(m_obj->memc, server_key, server_key_len, &error);
         ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c: In function 'php_memc_do_serverlist_callback':
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:2598:2: warning: passing argument 4 of 'add_assoc_string_ex' discards 'const' qualifier from pointer target type [enabled by default]
  add_assoc_string(array, "host", memcached_server_name(instance), 1);
  ^
In file included from /usr/include/php/5.6/php/main/php.h:39:0,
                 from /home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:42:
/usr/include/php/5.6/php/Zend/zend_API.h:384:14: note: expected 'char *' but argument is of type 'const char *'
 ZEND_API int add_assoc_string_ex(zval *arg, const char *key, uint key_len, char *str, int duplicate);
              ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c: In function 'php_memc_do_result_callback':
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3215:14: warning: assignment discards 'const' qualifier from pointer target type [enabled by default]
  payload     = memcached_result_value(result);
              ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3218:14: warning: assignment discards 'const' qualifier from pointer target type [enabled by default]
  res_key     = memcached_result_key_value(result);
              ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c: In function 'php_memc_register_constants':
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3691:50: error: 'MEMCACHED_BEHAVIOR_CLIENT_MODE' undeclared (first use in this function)
  REGISTER_MEMC_CLASS_CONST_LONG(OPT_CLIENT_MODE, MEMCACHED_BEHAVIOR_CLIENT_MODE);
                                                  ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3644:131: note: in definition of macro 'REGISTER_MEMC_CLASS_CONST_LONG'
  #define REGISTER_MEMC_CLASS_CONST_LONG(name, value) zend_declare_class_constant_long(php_memc_get_ce() , ZEND_STRS( #name ) - 1, value TSRMLS_CC)
                                                                                                                                   ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3691:50: note: each undeclared identifier is reported only once for each function it appears in
  REGISTER_MEMC_CLASS_CONST_LONG(OPT_CLIENT_MODE, MEMCACHED_BEHAVIOR_CLIENT_MODE);
                                                  ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3644:131: note: in definition of macro 'REGISTER_MEMC_CLASS_CONST_LONG'
  #define REGISTER_MEMC_CLASS_CONST_LONG(name, value) zend_declare_class_constant_long(php_memc_get_ce() , ZEND_STRS( #name ) - 1, value TSRMLS_CC)
                                                                                                                                   ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3692:68: error: 'MEMCACHED_BEHAVIOR_DYNAMIC_POLLING_THRESHOLD_SECS' undeclared (first use in this function)
  REGISTER_MEMC_CLASS_CONST_LONG(OPT_DYNAMIC_POLLING_INTERVAL_SECS, MEMCACHED_BEHAVIOR_DYNAMIC_POLLING_THRESHOLD_SECS);
                                                                    ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3644:131: note: in definition of macro 'REGISTER_MEMC_CLASS_CONST_LONG'
  #define REGISTER_MEMC_CLASS_CONST_LONG(name, value) zend_declare_class_constant_long(php_memc_get_ce() , ZEND_STRS( #name ) - 1, value TSRMLS_CC)
                                                                                                                                   ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3773:65: error: 'MEMCACHED_NO_CONFIG_SERVER' undeclared (first use in this function)
  REGISTER_MEMC_CLASS_CONST_LONG(RES_MEMCACHED_NO_CONFIG_SERVER, MEMCACHED_NO_CONFIG_SERVER);
                                                                 ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3644:131: note: in definition of macro 'REGISTER_MEMC_CLASS_CONST_LONG'
  #define REGISTER_MEMC_CLASS_CONST_LONG(name, value) zend_declare_class_constant_long(php_memc_get_ce() , ZEND_STRS( #name ) - 1, value TSRMLS_CC)
                                                                                                                                   ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3788:53: error: 'STATIC_MODE' undeclared (first use in this function)
  REGISTER_MEMC_CLASS_CONST_LONG(STATIC_CLIENT_MODE, STATIC_MODE);
                                                     ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3644:131: note: in definition of macro 'REGISTER_MEMC_CLASS_CONST_LONG'
  #define REGISTER_MEMC_CLASS_CONST_LONG(name, value) zend_declare_class_constant_long(php_memc_get_ce() , ZEND_STRS( #name ) - 1, value TSRMLS_CC)
                                                                                                                                   ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3789:54: error: 'DYNAMIC_MODE' undeclared (first use in this function)
  REGISTER_MEMC_CLASS_CONST_LONG(DYNAMIC_CLIENT_MODE, DYNAMIC_MODE); 
                                                      ^
/home/ec2-user/aws-elasticache-cluster-client-memcached-for-php-master/php_memcached.c:3644:131: note: in definition of macro 'REGISTER_MEMC_CLASS_CONST_LONG'
  #define REGISTER_MEMC_CLASS_CONST_LONG(name, value) zend_declare_class_constant_long(php_memc_get_ce() , ZEND_STRS( #name ) - 1, value TSRMLS_CC)
                                                                                                                                   ^
make: *** [php_memcached.lo] Error 1

[QuChen88]

This PHP memcached client won't compile against the native libmemcached. You need to follow the compilation instructions and compile against our auto-discovery enabled libmemcached.