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| author | Yasuo Ohgaki <yohgaki@php.net> | 2002-10-02 02:41:21 +0000 |
|---|---|---|
| committer | Yasuo Ohgaki <yohgaki@php.net> | 2002-10-02 02:41:21 +0000 |
| commit | 2728440fdcaf73f453cac01958e4b07dd5cd987c (patch) | |
| tree | a42b77cc885dd1c2d93238b9d6845aa9c1007605 /ext/pgsql/pgsql.c | |
| parent | f8f11ac0a2566f100d525fc2830b31ce20ac8f0e (diff) | |
| download | php-git-2728440fdcaf73f453cac01958e4b07dd5cd987c.tar.gz | |
Added pg_ping()
Diffstat (limited to 'ext/pgsql/pgsql.c')
| -rw-r--r-- | ext/pgsql/pgsql.c | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/ext/pgsql/pgsql.c b/ext/pgsql/pgsql.c index 4b3e4a2d00..0e7cd398ef 100644 --- a/ext/pgsql/pgsql.c +++ b/ext/pgsql/pgsql.c @@ -88,6 +88,7 @@ function_entry pgsql_functions[] = { PHP_FE(pg_port, NULL) PHP_FE(pg_tty, NULL) PHP_FE(pg_options, NULL) + PHP_FE(pg_ping, NULL) /* query functions */ PHP_FE(pg_query, NULL) PHP_FE(pg_send_query, NULL) @@ -146,7 +147,7 @@ function_entry pgsql_functions[] = { PHP_FE(pg_set_client_encoding, NULL) #endif /* misc function */ - PHP_FE(pg_meta_data, NULL) + PHP_FE(pg_meta_data, NULL) PHP_FE(pg_convert, NULL) PHP_FE(pg_insert, NULL) PHP_FE(pg_update, NULL) @@ -840,6 +841,37 @@ PHP_FUNCTION(pg_host) } /* }}} */ +/* {{{ proto bool pg_ping([resource connection]) + Ping database. If connection is bad, try to reconnect. */ +PHP_FUNCTION(pg_ping) +{ + zval *pgsql_link = NULL; + int id = -1; + PGconn *pgsql; + + if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "r", + &pgsql_link) == FAILURE) { + RETURN_FALSE; + } + + ZEND_FETCH_RESOURCE2(pgsql, PGconn *, &pgsql_link, id, "PostgreSQL link", le_link, le_plink); + + /* ping connection */ + PQexec(pgsql, "SELECT 1;"); + + /* check status. */ + if (PQstatus(pgsql) == CONNECTION_OK) + RETURN_TRUE; + + /* reset connection if it's broken */ + PQreset(pgsql); + if (PQstatus(pgsql) == CONNECTION_OK) { + RETURN_TRUE; + } + RETURN_FALSE; +} +/* }}} */ + /* {{{ proto resource pg_query([resource connection,] string query) Execute a query */ PHP_FUNCTION(pg_query) |