[Qemu-devel] [PATCH v6 2/3] qapi: add const prefix to 'char *' insider c_type()

[Amos Kong <akong@redhat.com>]

It's ugly to add const prefix for parameter type by an if statement
outside c_type(). This patch adds a parameter to do it.

Signed-off-by: Amos Kong <akong@redhat.com>
Suggested-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
---
 scripts/qapi-commands.py | 4 +---
 scripts/qapi.py          | 4 +++-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/scripts/qapi-commands.py b/scripts/qapi-commands.py
index 7d93d01..34f200a 100644
--- a/scripts/qapi-commands.py
+++ b/scripts/qapi-commands.py
@@ -29,9 +29,7 @@ def type_visitor(name):
 def generate_command_decl(name, args, ret_type):
     arglist=""
     for argname, argtype, optional, structured in parse_args(args):
-        argtype = c_type(argtype)
-        if argtype == "char *":
-            argtype = "const char *"
+        argtype = c_type(argtype, is_param=True)
         if optional:
             arglist += "bool has_%s, " % c_var(argname)
         arglist += "%s %s, " % (argtype, c_var(argname))
diff --git a/scripts/qapi.py b/scripts/qapi.py
index 86e9608..dc690bb 100644
--- a/scripts/qapi.py
+++ b/scripts/qapi.py
@@ -470,8 +470,10 @@ def find_enum(name):
 def is_enum(name):
     return find_enum(name) != None
 
-def c_type(name):
+def c_type(name, is_param=False):
     if name == 'str':
+        if is_param:
+            return 'const char *'
         return 'char *'
     elif name == 'int':
         return 'int64_t'
-- 
1.9.3