[RFC 3/4] syntax-check: Ensure WITH_ macros are used correctly
They are supposed to always be defined, with their value
reflecting the availability of the corresponding feature, so
using #ifdef or #if defined() with them is incorrect.
Signed-off-by: Andrea Bolognani <abologna(a)redhat.com>
---
build-aux/syntax-check.mk | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/build-aux/syntax-check.mk b/build-aux/syntax-check.mk
index 2ac8c5760f..067f47ac03 100644
--- a/build-aux/syntax-check.mk
+++ b/build-aux/syntax-check.mk
@@ -1347,6 +1347,11 @@ sc_rst_since:
halt='format :since: correctly' \
$(_sc_search_regexp)
+sc_with_ifdef:
+ @prohibit='^# *(ifdef +|ifndef +|if.*defined\()WITH_' \
+ halt='do not use #ifdef or #if defined() for WITH_ macros' \
+ $(_sc_search_regexp)
+
## ---------- ##
## Exceptions ##
--
2.43.2