[Qemu-devel] [PATCH 1/4] qapi-types.py: Add a main() like function

[Luiz Capitulino <lcapitulino@redhat.com>]

Makes it easier to read the code.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
---
 scripts/qapi-types.py |  230 ++++++++++++++++++++++++------------------------
 1 files changed, 115 insertions(+), 115 deletions(-)

diff --git a/scripts/qapi-types.py b/scripts/qapi-types.py
index f64d84c..986ff1e 100644
--- a/scripts/qapi-types.py
+++ b/scripts/qapi-types.py
@@ -161,118 +161,118 @@ void qapi_free_%(type)s(%(c_type)s obj)
                 c_type=c_type(name),type=name)
     return ret
 
-
-try:
-    opts, args = getopt.gnu_getopt(sys.argv[1:], "p:o:", ["prefix=", "output-dir="])
-except getopt.GetoptError, err:
-    print str(err)
-    sys.exit(1)
-
-output_dir = ""
-prefix = ""
-c_file = 'qapi-types.c'
-h_file = 'qapi-types.h'
-
-for o, a in opts:
-    if o in ("-p", "--prefix"):
-        prefix = a
-    elif o in ("-o", "--output-dir"):
-        output_dir = a + "/"
-
-c_file = output_dir + prefix + c_file
-h_file = output_dir + prefix + h_file
-
-try:
-    os.makedirs(output_dir)
-except os.error, e:
-    if e.errno != errno.EEXIST:
-        raise
-
-fdef = open(c_file, 'w')
-fdecl = open(h_file, 'w')
-
-fdef.write(mcgen('''
-/* AUTOMATICALLY GENERATED, DO NOT MODIFY */
-
-/*
- * deallocation functions for schema-defined QAPI types
- *
- * Copyright IBM, Corp. 2011
- *
- * Authors:
- *  Anthony Liguori   <aliguori@us.ibm.com>
- *  Michael Roth      <mdroth@linux.vnet.ibm.com>
- *
- * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
- * See the COPYING.LIB file in the top-level directory.
- *
- */
-
-#include "qapi/qapi-dealloc-visitor.h"
-#include "%(prefix)sqapi-types.h"
-#include "%(prefix)sqapi-visit.h"
-
-''',             prefix=prefix))
-
-fdecl.write(mcgen('''
-/* AUTOMATICALLY GENERATED, DO NOT MODIFY */
-
-/*
- * schema-defined QAPI types
- *
- * Copyright IBM, Corp. 2011
- *
- * Authors:
- *  Anthony Liguori   <aliguori@us.ibm.com>
- *
- * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
- * See the COPYING.LIB file in the top-level directory.
- *
- */
-
-#ifndef %(guard)s
-#define %(guard)s
-
-#include "qapi/qapi-types-core.h"
-''',
-                  guard=guardname(h_file)))
-
-exprs = parse_schema(sys.stdin)
-
-for expr in exprs:
-    ret = "\n"
-    if expr.has_key('type'):
-        ret += generate_fwd_struct(expr['type'], expr['data'])
-    elif expr.has_key('enum'):
-        ret += generate_enum(expr['enum'], expr['data'])
-        fdef.write(generate_enum_lookup(expr['enum'], expr['data']))
-    elif expr.has_key('union'):
-        ret += generate_fwd_struct(expr['union'], expr['data']) + "\n"
-        ret += generate_enum('%sKind' % expr['union'], expr['data'].keys())
-    else:
-        continue
-    fdecl.write(ret)
-
-for expr in exprs:
-    ret = "\n"
-    if expr.has_key('type'):
-        ret += generate_struct(expr['type'], "", expr['data']) + "\n"
-        ret += generate_type_cleanup_decl(expr['type'] + "List")
-        fdef.write(generate_type_cleanup(expr['type'] + "List") + "\n")
-        ret += generate_type_cleanup_decl(expr['type'])
-        fdef.write(generate_type_cleanup(expr['type']) + "\n")
-    elif expr.has_key('union'):
-        ret += generate_union(expr['union'], expr['data'])
-    else:
-        continue
-    fdecl.write(ret)
-
-fdecl.write('''
-#endif
-''')
-
-fdecl.flush()
-fdecl.close()
-
-fdef.flush()
-fdef.close()
+if __name__ == '__main__':
+    try:
+        opts, args = getopt.gnu_getopt(sys.argv[1:], "p:o:", ["prefix=", "output-dir="])
+    except getopt.GetoptError, err:
+        print str(err)
+        sys.exit(1)
+    
+    output_dir = ""
+    prefix = ""
+    c_file = 'qapi-types.c'
+    h_file = 'qapi-types.h'
+    
+    for o, a in opts:
+        if o in ("-p", "--prefix"):
+            prefix = a
+        elif o in ("-o", "--output-dir"):
+            output_dir = a + "/"
+    
+    c_file = output_dir + prefix + c_file
+    h_file = output_dir + prefix + h_file
+    
+    try:
+        os.makedirs(output_dir)
+    except os.error, e:
+        if e.errno != errno.EEXIST:
+            raise
+    
+    fdef = open(c_file, 'w')
+    fdecl = open(h_file, 'w')
+    
+    fdef.write(mcgen('''
+    /* AUTOMATICALLY GENERATED, DO NOT MODIFY */
+    
+    /*
+     * deallocation functions for schema-defined QAPI types
+     *
+     * Copyright IBM, Corp. 2011
+     *
+     * Authors:
+     *  Anthony Liguori   <aliguori@us.ibm.com>
+     *  Michael Roth      <mdroth@linux.vnet.ibm.com>
+     *
+     * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
+     * See the COPYING.LIB file in the top-level directory.
+     *
+     */
+    
+    #include "qapi/qapi-dealloc-visitor.h"
+    #include "%(prefix)sqapi-types.h"
+    #include "%(prefix)sqapi-visit.h"
+    
+    ''',             prefix=prefix))
+    
+    fdecl.write(mcgen('''
+    /* AUTOMATICALLY GENERATED, DO NOT MODIFY */
+    
+    /*
+     * schema-defined QAPI types
+     *
+     * Copyright IBM, Corp. 2011
+     *
+     * Authors:
+     *  Anthony Liguori   <aliguori@us.ibm.com>
+     *
+     * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
+     * See the COPYING.LIB file in the top-level directory.
+     *
+     */
+    
+    #ifndef %(guard)s
+    #define %(guard)s
+    
+    #include "qapi/qapi-types-core.h"
+    ''',
+                      guard=guardname(h_file)))
+    
+    exprs = parse_schema(sys.stdin)
+    
+    for expr in exprs:
+        ret = "\n"
+        if expr.has_key('type'):
+            ret += generate_fwd_struct(expr['type'], expr['data'])
+        elif expr.has_key('enum'):
+            ret += generate_enum(expr['enum'], expr['data'])
+            fdef.write(generate_enum_lookup(expr['enum'], expr['data']))
+        elif expr.has_key('union'):
+            ret += generate_fwd_struct(expr['union'], expr['data']) + "\n"
+            ret += generate_enum('%sKind' % expr['union'], expr['data'].keys())
+        else:
+            continue
+        fdecl.write(ret)
+    
+    for expr in exprs:
+        ret = "\n"
+        if expr.has_key('type'):
+            ret += generate_struct(expr['type'], "", expr['data']) + "\n"
+            ret += generate_type_cleanup_decl(expr['type'] + "List")
+            fdef.write(generate_type_cleanup(expr['type'] + "List") + "\n")
+            ret += generate_type_cleanup_decl(expr['type'])
+            fdef.write(generate_type_cleanup(expr['type']) + "\n")
+        elif expr.has_key('union'):
+            ret += generate_union(expr['union'], expr['data'])
+        else:
+            continue
+        fdecl.write(ret)
+    
+    fdecl.write('''
+    #endif
+    ''')
+    
+    fdecl.flush()
+    fdecl.close()
+    
+    fdef.flush()
+    fdef.close()
-- 
1.7.7.rc3