PHP version check on install/update; remove 4.0.x compatibility functions, as we...

[lhc/web/wiklou.git] / install.php

diff --git a/install.php b/install.php
index 9791eb2..3ebccd5 100644 (file)
--- a/install.php
+++ b/install.php
@@ -1,5 +1,16 @@
 <?
 
+if( !function_exists( "version_compare" ) ) {
+       # version_compare was introduced in 4.1.0
+       die( "Your PHP version is much too old; 4.0.x will _not_ work. 4.3.2 or higher is recommended. ABORTING.\n" );
+}
+if( version_compare( phpversion(), "4.3.2" ) < 0 ) {
+       echo "WARNING: PHP 4.3.2 or higher is recommended. Older versions from 4.1.x up may work but are not actively supported.\n\n";
+}
+if( !ini_get( "register_globals" ) ) {
+       echo "WARNING: register_globals is not on; MediaWiki currently relies on this option.\n\n";
+}
+
 if (!extension_loaded('mysql')) {
     if (!dl('mysql.so')) {
         print "Could not load MySQL driver! Please compile ".