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authorFrantisek Sumsal <frantisek@sumsal.cz>2023-01-25 11:35:06 +0100
committerFrantisek Sumsal <frantisek@sumsal.cz>2023-01-25 11:35:06 +0100
commit19615a650b1d75c2d8d86e02b29891bc525408b7 (patch)
tree8674058b7fe8abbc19f52e1342865543e6e0262f /coccinelle
parentsysupdate: fix errno check (diff)
downloadsystemd-19615a650b1d75c2d8d86e02b29891bc525408b7.tar.xz
systemd-19615a650b1d75c2d8d86e02b29891bc525408b7.zip
coccinelle: skip the empty-to-null transformation on the macro itself
Since the empty_to_null() function was "macrofied", we need to use a bit of black magic to make Coccinelle avoid running the transformation on the macro itself. Follow-up to ef2409cbde3.
Diffstat (limited to 'coccinelle')
-rw-r--r--coccinelle/empty-to-null.cocci8
1 files changed, 6 insertions, 2 deletions
diff --git a/coccinelle/empty-to-null.cocci b/coccinelle/empty-to-null.cocci
index 1cc89475a6..82819e9e3c 100644
--- a/coccinelle/empty-to-null.cocci
+++ b/coccinelle/empty-to-null.cocci
@@ -1,7 +1,11 @@
/* SPDX-License-Identifier: LGPL-2.1-or-later */
@@
-/* Avoid running this transformation on the empty_to_null function itself */
-position p : script:python() { p[0].current_element != "empty_to_null" };
+/* Avoid running this transformation on the empty_to_null macro itself.
+ * See the note in strempty.cocci to understand the weird magic below.
+*/
+position p : script:python() {
+ not (p[0].file == "src/basic/string-util.h" and p[0].current_element == "something_else")
+};
expression s;
@@