Update db2_autocommit() in callmaps

config.xsd

@@ -723,6 +723,7 @@
             <xs:enumeration value="ffi"/>
             <xs:enumeration value="geos"/>
             <xs:enumeration value="gmp"/>
+            <xs:enumeration value="ibm_db2"/>
             <xs:enumeration value="mongodb"/>
             <xs:enumeration value="mysqli"/>
             <xs:enumeration value="pdo"/>

dictionaries/CallMap.php

@@ -1406,7 +1406,7 @@
 'DateTimeZone::getTransitions' => ['list<array{ts: int, time: string, offset: int, isdst: bool, abbr: string}>|false', 'timestamp_begin='=>'int', 'timestamp_end='=>'int'],
 'DateTimeZone::listAbbreviations' => ['array<string, list<array{dst: bool, offset: int, timezone_id: string|null}>>'],
 'DateTimeZone::listIdentifiers' => ['list<string>', 'timezoneGroup='=>'int', 'countryCode='=>'string|null'],
-'db2_autocommit' => ['mixed', 'connection'=>'resource', 'value='=>'int'],
+'db2_autocommit' => ['0|1|bool', 'connection'=>'resource', 'value='=>'0|1'],
 'db2_bind_param' => ['bool', 'stmt'=>'resource', 'parameter_number'=>'int', 'variable_name'=>'string', 'parameter_type='=>'int', 'data_type='=>'int', 'precision='=>'int', 'scale='=>'int'],
 'db2_client_info' => ['object|false', 'connection'=>'resource'],
 'db2_close' => ['bool', 'connection'=>'resource'],

dictionaries/CallMap_81_delta.php

@@ -66,6 +66,10 @@
       'old' => ['DOMDocumentFragment|false'],
       'new' => ['DOMDocumentFragment'],
     ],
+    'db2_autocommit' => [
+        'old' => ['0|1|bool', 'connection'=>'resource', 'value='=>'bool'],
+        'new' => ['0|1|bool', 'connection'=>'resource', 'value='=>'0|1'],
+    ],
     'finfo_buffer' => [
        'old' => ['string|false', 'finfo'=>'resource', 'string'=>'string', 'flags='=>'int', 'context='=>'resource'],
        'new' => ['string|false', 'finfo'=>'finfo', 'string'=>'string', 'flags='=>'int', 'context='=>'resource'],

dictionaries/CallMap_historical.php

@@ -9853,7 +9853,7 @@
     'datefmt_set_lenient' => ['void', 'formatter'=>'IntlDateFormatter', 'lenient'=>'bool'],
     'datefmt_set_pattern' => ['bool', 'formatter'=>'IntlDateFormatter', 'pattern'=>'string'],
     'datefmt_set_timezone' => ['false|null', 'formatter'=>'IntlDateFormatter', 'timezone'=>'IntlTimeZone|DateTimeZone|string|null'],
-    'db2_autocommit' => ['mixed', 'connection'=>'resource', 'value='=>'int'],
+    'db2_autocommit' => ['0|1|bool', 'connection'=>'resource', 'value='=>'bool'],
     'db2_bind_param' => ['bool', 'stmt'=>'resource', 'parameter_number'=>'int', 'variable_name'=>'string', 'parameter_type='=>'int', 'data_type='=>'int', 'precision='=>'int', 'scale='=>'int'],
     'db2_client_info' => ['object|false', 'connection'=>'resource'],
     'db2_close' => ['bool', 'connection'=>'resource'],

src/Psalm/Config.php

@@ -612,6 +612,7 @@ class Config
         "ffi" => false,
         "geos" => false,
         "gmp" => false,
+        "ibm_db2" => false,
         "mongodb" => false,
         "mysqli" => false,
         "pdo" => false,
@@ -645,6 +646,7 @@ class Config
         'gettext',
         'gmp',
         'hash',
+        'ibm_db2',
         'iconv',
         'imap',
         'intl',

stubs/extensions/ibm_db2.phpstub

@@ -0,0 +1,9 @@
+<?php
+
+/**
+ * @param resource $connection
+ * @param 0|1      $value
+ *
+ * @return (func_num_args() > 1 ? bool : (0|1))
+ */
+function db2_autocommit($connection, int $value = null): int|bool {}