From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:34505) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Uaw5x-0001R0-Kd for qemu-devel@nongnu.org; Fri, 10 May 2013 18:47:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Uaw5w-0001Sp-KO for qemu-devel@nongnu.org; Fri, 10 May 2013 18:47:21 -0400 Received: from mail-ia0-x236.google.com ([2607:f8b0:4001:c02::236]:53179) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Uaw5w-0001Sj-Fk for qemu-devel@nongnu.org; Fri, 10 May 2013 18:47:20 -0400 Received: by mail-ia0-f182.google.com with SMTP id j5so3095549iaf.27 for ; Fri, 10 May 2013 15:47:20 -0700 (PDT) Sender: fluxion From: Michael Roth Date: Fri, 10 May 2013 17:46:02 -0500 Message-Id: <1368225970-28506-4-git-send-email-mdroth@linux.vnet.ibm.com> In-Reply-To: <1368225970-28506-1-git-send-email-mdroth@linux.vnet.ibm.com> References: <1368225970-28506-1-git-send-email-mdroth@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH 03/11] qapi: qapi-visit.py, native list support List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: akong@redhat.com, lersek@redhat.com, lcapitulino@redhat.com Teach visitor generators about native types so they can generate the appropriate visitor routines. Signed-off-by: Michael Roth --- scripts/qapi-visit.py | 34 +++++++++++++++++++++++++++++----- 1 file changed, 29 insertions(+), 5 deletions(-) diff --git a/scripts/qapi-visit.py b/scripts/qapi-visit.py index 4c4de4b..6cac05a 100644 --- a/scripts/qapi-visit.py +++ b/scripts/qapi-visit.py @@ -202,12 +202,14 @@ void visit_type_%(name)s(Visitor *m, %(name)s ** obj, const char *name, Error ** return ret -def generate_declaration(name, members, genlist=True): - ret = mcgen(''' +def generate_declaration(name, members, genlist=True, builtin_type=False): + ret = "" + if not builtin_type: + ret += mcgen(''' void visit_type_%(name)s(Visitor *m, %(name)s ** obj, const char *name, Error **errp); ''', - name=name) + name=name) if genlist: ret += mcgen(''' @@ -235,8 +237,9 @@ void visit_type_%(name)s(Visitor *m, %(name)s * obj, const char *name, Error **e name=name) try: - opts, args = getopt.gnu_getopt(sys.argv[1:], "chp:o:", - ["source", "header", "prefix=", "output-dir="]) + opts, args = getopt.gnu_getopt(sys.argv[1:], "chbp:o:", + ["source", "header", "builtins", "prefix=", + "output-dir="]) except getopt.GetoptError, err: print str(err) sys.exit(1) @@ -248,6 +251,7 @@ h_file = 'qapi-visit.h' do_c = False do_h = False +do_builtins = False for o, a in opts: if o in ("-p", "--prefix"): @@ -258,6 +262,8 @@ for o, a in opts: do_c = True elif o in ("-h", "--header"): do_h = True + elif o in ("-b", "--builtins"): + do_builtins = True if not do_c and not do_h: do_c = True @@ -324,11 +330,29 @@ fdecl.write(mcgen(''' #include "qapi/visitor.h" #include "%(prefix)sqapi-types.h" + ''', prefix=prefix, guard=guardname(h_file))) exprs = parse_schema(sys.stdin) +# to avoid header dependency hell, we always generate declarations +# for built-in types in our header files and simply guard them +fdecl.write(guardstart("QAPI_VISIT_BUILTIN_VISITOR_DECL")) +for typename in builtin_types: + fdecl.write(generate_declaration(typename, None, genlist=True, + builtin_type=True)) +fdecl.write(guardend("QAPI_VISIT_BUILTIN_VISITOR_DECL")) + +# ...this doesn't work for cases where we link in multiple objects that +# have the functions defined, so we use -b option to provide control +# over these cases +if do_builtins: + fdef.write(guardstart("QAPI_VISIT_BUILTIN_VISITOR_DEF")) + for typename in builtin_types: + fdef.write(generate_visit_list(typename, None)) + fdef.write(guardend("QAPI_VISIT_BUILTIN_VISITOR_DEF")) + for expr in exprs: if expr.has_key('type'): ret = generate_visit_struct(expr['type'], expr['data']) -- 1.7.9.5