DEV: coccinelle: Add xalloc_size.cocci

This commits the Coccinelle patch to clean up sizeof handling for malloc/calloc.
2021-09-15 13:58:45 +02:00 · 2021-09-15 13:58:45 +02:00 · 63ee0e4c01
parent 16554245e2
commit 63ee0e4c01
1 changed files with 41 additions and 0 deletions
--- a/dev/coccinelle/xalloc_size.cocci
+++ b/dev/coccinelle/xalloc_size.cocci
@ -0,0 +1,41 @@
+@@
+type T;
+expression E;
+expression t;
+@@
+
+(
+  t = calloc(E, sizeof(*t))
+|
+- t = calloc(E, sizeof(T))
+ t = calloc(E, sizeof(*t))
+)
+
+@@
+type T;
+T *x;
+@@
+
+  x = malloc(
+- sizeof(T)
+ sizeof(*x)
+  )
+
+@@
+type T;
+T *x;
+@@
+
+  x = calloc(1,
+- sizeof(T)
+ sizeof(*x)
+  )
+
+@@
+@@
+
+  calloc(
+ 1,
+  ...
+- ,1
+  )