Introduce versioning schema and create IBASE_VER constant

Author: mlazdans

interbase.c

@@ -453,7 +453,7 @@ zend_module_entry ibase_module_entry = {
 	NULL,
 	PHP_RSHUTDOWN(ibase),
 	PHP_MINFO(ibase),
-	PHP_INTERBASE_VERSION,
+	PHP_INTERBASE_VER_STR,
 	PHP_MODULE_GLOBALS(ibase),
 	PHP_GINIT(ibase),
 	NULL,
@@ -807,6 +807,7 @@ PHP_MINIT_FUNCTION(ibase)
 	REGISTER_LONG_CONSTANT("IBASE_FETCH_BLOBS", PHP_IBASE_FETCH_BLOBS, CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("IBASE_FETCH_ARRAYS", PHP_IBASE_FETCH_ARRAYS, CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("IBASE_UNIXTIME", PHP_IBASE_UNIXTIME, CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("IBASE_VERS", PHP_INTERBASE_VER, CONST_PERSISTENT);
 
 	/* transactions */
 	REGISTER_LONG_CONSTANT("IBASE_WRITE", PHP_IBASE_WRITE, CONST_PERSISTENT);
@@ -880,7 +881,7 @@ PHP_MINFO_FUNCTION(ibase)
 		"static");
 #endif
 
-	php_info_print_table_row(2, "Interbase extension version", PHP_INTERBASE_VERSION);
+	php_info_print_table_row(2, "Interbase extension version", PHP_INTERBASE_VER_STR);
 
 #ifdef FB_API_VER
 	snprintf( (s = tmp), sizeof(tmp), "Firebird API version %d", FB_API_VER);

php_interbase.h

@@ -30,9 +30,22 @@
 extern zend_module_entry ibase_module_entry;
 #define phpext_interbase_ptr &ibase_module_entry
 
-#include "php_version.h"
-// Keep version in track with Firebird
-#define PHP_INTERBASE_VERSION "5.0.3"
+#include "ibase.h"
+
+#define TO_STRING_(x) #x
+#define TO_STRING(x) TO_STRING_(x)
+
+#ifndef FB_API_VER
+  FATAL: FB_API_VER is not defined. Assumed very old, unsupported client library
+#endif
+
+#define PHP_INTERBASE_VER_MAJOR 6
+#define PHP_INTERBASE_VER_MINOR 1
+#define PHP_INTERBASE_VER_REV 1
+
+// Keep FB_API_VER two digit style
+#define PHP_INTERBASE_VER PHP_INTERBASE_VER_MAJOR * 10 + PHP_INTERBASE_VER_MINOR
+#define PHP_INTERBASE_VER_STR TO_STRING(PHP_INTERBASE_VER_MAJOR) "." TO_STRING(PHP_INTERBASE_VER_MINOR) "." TO_STRING(PHP_INTERBASE_VER_REV)
 
 PHP_MINIT_FUNCTION(ibase);
 PHP_RINIT_FUNCTION(ibase);