Add extension maxminddb support for macOS and Linux (#975)

config/ext.json

@@ -358,6 +358,18 @@
             "liblz4"
         ]
     },
+    "maxminddb": {
+        "support": {
+            "BSD": "wip",
+            "Windows": "wip"
+        },
+        "type": "external",
+        "source": "ext-maxminddb",
+        "arg-type": "with",
+        "lib-depends": [
+            "libmaxminddb"
+        ]
+    },
     "mbregex": {
         "type": "builtin",
         "arg-type": "custom",

config/lib.json

@@ -506,6 +506,16 @@
             "liblz4.a"
         ]
     },
+    "libmaxminddb": {
+        "source": "libmaxminddb",
+        "static-libs-unix": [
+            "libmaxminddb.a"
+        ],
+        "headers": [
+            "maxminddb.h",
+            "maxminddb_config.h"
+        ]
+    },
     "libmemcached": {
         "source": "libmemcached",
         "cpp-library": true,

config/source.json

@@ -184,6 +184,15 @@
             ]
         }
     },
+    "ext-maxminddb": {
+        "type": "url",
+        "url": "https://pecl.php.net/get/maxminddb",
+        "filename": "ext-maxminddb.tgz",
+        "license": {
+            "type": "file",
+            "path": "LICENSE"
+        }
+    },
     "ext-memcache": {
         "type": "url",
         "url": "https://pecl.php.net/get/memcache",
@@ -641,6 +650,16 @@
             "path": "LICENSE"
         }
     },
+    "libmaxminddb": {
+        "type": "ghrel",
+        "repo": "maxmind/libmaxminddb",
+        "match": "libmaxminddb-.+\\.tar\\.gz",
+        "prefer-stable": true,
+        "license": {
+            "type": "file",
+            "path": "LICENSE"
+        }
+    },
     "libmemcached": {
         "type": "ghtagtar",
         "repo": "awesomized/libmemcached",