netdev - [PATCH net-next v3 06/10] tools/net/ynl: sanitise enums with leading digits in ynl-gen-c

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Message-ID: <20250206092658.1383-7-donald.hunter@gmail.com>
Date: Thu,  6 Feb 2025 09:26:54 +0000
From: Donald Hunter <donald.hunter@...il.com>
To: netdev@...r.kernel.org,
	Jakub Kicinski <kuba@...nel.org>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Paolo Abeni <pabeni@...hat.com>,
	Simon Horman <horms@...nel.org>,
	Johannes Berg <johannes@...solutions.net>,
	linux-wireless@...r.kernel.org
Cc: donald.hunter@...hat.com,
	Donald Hunter <donald.hunter@...il.com>
Subject: [PATCH net-next v3 06/10] tools/net/ynl: sanitise enums with leading digits in ynl-gen-c

Turn attribute names with leading digits into valid C names by
prepending an underscore, e.g. 5ghz -> _5ghz

Signed-off-by: Donald Hunter <donald.hunter@...il.com>
---
 tools/net/ynl/pyynl/ynl_gen_c.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/net/ynl/pyynl/ynl_gen_c.py b/tools/net/ynl/pyynl/ynl_gen_c.py
index 803d49bf7c33..1316a4fe798a 100755
--- a/tools/net/ynl/pyynl/ynl_gen_c.py
+++ b/tools/net/ynl/pyynl/ynl_gen_c.py
@@ -45,6 +45,8 @@ class BaseNlLib:
 
 
 class Type(SpecAttr):
+    starts_with_digit = re.compile(r"^\d")
+
     def __init__(self, family, attr_set, attr, value):
         super().__init__(family, attr_set, attr, value)
 
@@ -74,6 +76,8 @@ class Type(SpecAttr):
         self.c_name = c_lower(self.name)
         if self.c_name in _C_KW:
             self.c_name += '_'
+        if self.starts_with_digit.match(self.c_name):
+            self.c_name = '_' + self.c_name
 
         # Added by resolve():
         self.enum_name = None
-- 
2.48.1