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coccinelle: skip the empty-to-null transformation on the macro itself

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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 ef2409cbde.
This commit is contained in:
Frantisek Sumsal 2023-01-25 11:35:06 +01:00
parent d56afce6aa
commit 19615a650b
1 changed files with 6 additions and 2 deletions
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8
coccinelle/empty-to-null.cocci
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@ -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;
@@