Drop support for libmysqlclient < 5.5

Given how little maintenance the libmysqlclient driver sees, be
more aggressive in dropping old version support here.

5 files changed, 6 insertions, 36 deletions

diff --git a/UPGRADING b/UPGRADING
index 090b221c71..58a29ec81c 100644
--- a/UPGRADING
+++ b/UPGRADING
@@ -1033,7 +1033,7 @@ PHP 8.0 UPGRADE NOTES
 
 - MySQLi / PDO MySQL:
   . When mysqlnd is not used (which is the default and recommended option),
-    the minimum supported libmysqlclient version is now 5.1.
+    the minimum supported libmysqlclient version is now 5.5.
   . mysqli_result now implements IteratorAggregate (instead of Traversable).
 
 - PGSQL / PDO PGSQL:
diff --git a/ext/mysqli/config.m4 b/ext/mysqli/config.m4
index 744c9bf846..b57ce197a9 100644
--- a/ext/mysqli/config.m4
+++ b/ext/mysqli/config.m4
@@ -75,16 +75,6 @@ elif test "$PHP_MYSQLI" != "no"; then
   ],[
     $MYSQLI_LIBLINE
   ])
-  dnl
-  dnl Check the library for mysql_stmt_next_result
-  dnl
-  PHP_CHECK_LIBRARY($MYSQL_LIB_NAME, mysql_stmt_next_result,
-  [
-    AC_DEFINE(HAVE_STMT_NEXT_RESULT,             1, [ ])
-  ],[
-  ],[
-    $MYSQLI_LIBLINE
-  ])
 fi
 
 dnl Build extension
diff --git a/ext/mysqli/mysqli.c b/ext/mysqli/mysqli.c
index 7d47ef0756..620e9f1392 100644
--- a/ext/mysqli/mysqli.c
+++ b/ext/mysqli/mysqli.c
@@ -659,7 +659,7 @@ PHP_MINIT_FUNCTION(mysqli)
 #ifdef MYSQLND_STRING_TO_INT_CONVERSION
 	REGISTER_LONG_CONSTANT("MYSQLI_OPT_INT_AND_FLOAT_NATIVE", MYSQLND_OPT_INT_AND_FLOAT_NATIVE, CONST_CS | CONST_PERSISTENT);
 #endif
-#if (MYSQL_VERSION_ID > 50110 && MYSQL_VERSION_ID < 80000) || (MYSQL_VERSION_ID >= 100000) || defined(MYSQLI_USE_MYSQLND)
+#if MYSQL_VERSION_ID < 80000 || MYSQL_VERSION_ID >= 100000 || defined(MYSQLI_USE_MYSQLND)
 	REGISTER_LONG_CONSTANT("MYSQLI_OPT_SSL_VERIFY_SERVER_CERT", MYSQL_OPT_SSL_VERIFY_SERVER_CERT, CONST_CS | CONST_PERSISTENT);
 #endif
 
@@ -727,7 +727,7 @@ PHP_MINIT_FUNCTION(mysqli)
 	REGISTER_LONG_CONSTANT("MYSQLI_BINARY_FLAG", BINARY_FLAG, CONST_CS | CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("MYSQLI_NO_DEFAULT_VALUE_FLAG", NO_DEFAULT_VALUE_FLAG, CONST_CS | CONST_PERSISTENT);
 
-#if (MYSQL_VERSION_ID > 51122 && MYSQL_VERSION_ID < 60000) || (MYSQL_VERSION_ID > 60003) || defined(MYSQLI_USE_MYSQLND)
+#if MYSQL_VERSION_ID < 60000 || MYSQL_VERSION_ID > 60003 || defined(MYSQLI_USE_MYSQLND)
 	REGISTER_LONG_CONSTANT("MYSQLI_ON_UPDATE_NOW_FLAG", ON_UPDATE_NOW_FLAG, CONST_CS | CONST_PERSISTENT);
 #endif
 
diff --git a/ext/mysqli/mysqli_api.c b/ext/mysqli/mysqli_api.c
index 34b83bb12a..f559c3e8f9 100644
--- a/ext/mysqli/mysqli_api.c
+++ b/ext/mysqli/mysqli_api.c
@@ -457,12 +457,7 @@ mysqli_stmt_bind_result_do_bind(MY_STMT *stmt, zval *args, unsigned int argc)
 			case MYSQL_TYPE_NEWDECIMAL:
 #endif
 			{
-#if MYSQL_VERSION_ID >= 50107
-				/* Changed to my_bool in MySQL 5.1. See MySQL Bug #16144 */
 				my_bool tmp;
-#else
-				zend_ulong tmp = 0;
-#endif
 				stmt->result.buf[ofs].type = IS_STRING;
 				/*
 					If the user has called $stmt->store_result() then we have asked
@@ -1567,7 +1562,8 @@ PHP_FUNCTION(mysqli_next_result) {
 }
 /* }}} */
 
-#if defined(HAVE_STMT_NEXT_RESULT) && defined(MYSQLI_USE_MYSQLND)
+/* TODO: Make these available without mysqlnd */
+#if defined(MYSQLI_USE_MYSQLND)
 /* {{{ check if there any more query results from a multi query */
 PHP_FUNCTION(mysqli_stmt_more_results)
 {
@@ -2244,9 +2240,7 @@ PHP_FUNCTION(mysqli_stmt_attr_set)
 	MY_STMT	*stmt;
 	zval	*mysql_stmt;
 	zend_long	mode_in;
-#if MYSQL_VERSION_ID >= 50107
 	my_bool mode_b;
-#endif
 	unsigned long	mode;
 	zend_long	attr;
 	void	*mode_p;
@@ -2258,7 +2252,6 @@ PHP_FUNCTION(mysqli_stmt_attr_set)
 	MYSQLI_FETCH_RESOURCE_STMT(stmt, mysql_stmt, MYSQLI_STATUS_VALID);
 
 	switch (attr) {
-#if MYSQL_VERSION_ID >= 50107
 	case STMT_ATTR_UPDATE_MAX_LENGTH:
 		if (mode_in != 0 && mode_in != 1) {
 			zend_argument_value_error(ERROR_ARG_POS(3), "must be 0 or 1 for attribute MYSQLI_STMT_ATTR_UPDATE_MAX_LENGTH");
@@ -2267,7 +2260,6 @@ PHP_FUNCTION(mysqli_stmt_attr_set)
 		mode_b = (my_bool) mode_in;
 		mode_p = &mode_b;
 		break;
-#endif
 	case STMT_ATTR_CURSOR_TYPE:
 		switch (mode_in) {
 			case CURSOR_TYPE_NO_CURSOR:
@@ -2294,9 +2286,7 @@ PHP_FUNCTION(mysqli_stmt_attr_set)
 		break;
 	default:
 		zend_argument_value_error(ERROR_ARG_POS(2), "must be one of "
-#if MYSQL_VERSION_ID >= 50107
 			"MYSQLI_STMT_ATTR_UPDATE_MAX_LENGTH, "
-#endif
 			"MYSQLI_STMT_ATTR_PREFETCH_ROWS, or STMT_ATTR_CURSOR_TYPE");
 		RETURN_THROWS();
 	}
@@ -2332,18 +2322,14 @@ PHP_FUNCTION(mysqli_stmt_attr_get)
 		/* Success corresponds to 0 return value and a non-zero value
 		 * should only happen if the attr/option is unknown */
 		zend_argument_value_error(ERROR_ARG_POS(2), "must be one of "
-#if MYSQL_VERSION_ID >= 50107
 			"MYSQLI_STMT_ATTR_UPDATE_MAX_LENGTH, "
-#endif
 			"MYSQLI_STMT_ATTR_PREFETCH_ROWS, or STMT_ATTR_CURSOR_TYPE");
 		RETURN_THROWS();
     }
 
 
-#if MYSQL_VERSION_ID >= 50107
 	if (attr == STMT_ATTR_UPDATE_MAX_LENGTH)
 		value = *((my_bool *)&value);
-#endif
 	RETURN_LONG((unsigned long)value);
 }
 /* }}} */
@@ -2488,11 +2474,7 @@ PHP_FUNCTION(mysqli_stmt_store_result)
 				stmt->stmt->fields[i].type == MYSQL_TYPE_LONG_BLOB ||
 				stmt->stmt->fields[i].type == MYSQL_TYPE_GEOMETRY))
 			{
-#if MYSQL_VERSION_ID >= 50107
-				my_bool	tmp=1;
-#else
-				uint32_t tmp=1;
-#endif
+				my_bool	tmp = 1;
 				mysql_stmt_attr_set(stmt->stmt, STMT_ATTR_UPDATE_MAX_LENGTH, &tmp);
 				break;
 			}
diff --git a/ext/mysqli/mysqli_mysqlnd.h b/ext/mysqli/mysqli_mysqlnd.h
index 48eae08258..a2fcff3e21 100644
--- a/ext/mysqli/mysqli_mysqlnd.h
+++ b/ext/mysqli/mysqli_mysqlnd.h
@@ -41,6 +41,4 @@
 #define mysqli_async_query(c, q, l)		mysqlnd_async_query((c), (q), (l))
 #define mysqli_change_user_silent(c, u, p, d, p_len)   mysqlnd_change_user_ex((c), (u), (p), (d), TRUE, (size_t)(p_len))
 
-#define HAVE_STMT_NEXT_RESULT
-
 #endif