tools: Convert type int functions to bool where possible

Signed-off-by: Donatas Abraitis <donatas.abraitis@gmail.com>

1 files changed, 24 insertions, 0 deletions

diff --git a/tools/coccinelle/int_to_bool_function.cocci b/tools/coccinelle/int_to_bool_function.cocci
new file mode 100644
index 0000000000..f86fe70be2
--- /dev/null
+++ b/tools/coccinelle/int_to_bool_function.cocci
@@ -0,0 +1,24 @@
+@@
+identifier fn;
+typedef bool;
+symbol false;
+symbol true;
+identifier I;
+struct thread *thread;
+@@
+
+- int
++ bool
+fn (...)
+{
+... when strict
+    when != I = THREAD_ARG(thread);
+(
+- return 0;
++ return false;
+|
+- return 1;
++ return true;
+)
+?...
+}