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[Qemu-devel] [PULL 33/43] add macro file for coccinelle
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PULL 33/43] add macro file for coccinelle |
Date: |
Wed, 9 Sep 2015 15:50:03 +0200 |
Coccinelle chokes on some idioms from compiler.h and queue.h.
Extract those in a macro file, to be used with "--macro-file
scripts/cocci-macro-file.h".
Reviewed-by: Markus Armbruster <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
---
scripts/cocci-macro-file.h | 119 +++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 119 insertions(+)
create mode 100644 scripts/cocci-macro-file.h
diff --git a/scripts/cocci-macro-file.h b/scripts/cocci-macro-file.h
new file mode 100644
index 0000000..eceb4be
--- /dev/null
+++ b/scripts/cocci-macro-file.h
@@ -0,0 +1,119 @@
+/* Macro file for Coccinelle
+ *
+ * Copyright (C) 2015 Red Hat, Inc.
+ *
+ * Authors:
+ * Paolo Bonzini <address@hidden>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or, at your
+ * option, any later version. See the COPYING file in the top-level directory.
+ */
+
+/* Coccinelle only does limited parsing of headers, and chokes on some idioms
+ * defined in compiler.h and queue.h. Macros that Coccinelle must know about
+ * in order to parse .c files must be in a separate macro file---which is
+ * exactly what you're staring at now.
+ *
+ * To use this file, add the "--macro-file scripts/cocci-macro-file.h" to the
+ * Coccinelle command line.
+ */
+
+/* From qemu/compiler.h */
+#define QEMU_GNUC_PREREQ(maj, min) 1
+#define QEMU_NORETURN __attribute__ ((__noreturn__))
+#define QEMU_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
+#define QEMU_SENTINEL __attribute__((sentinel))
+#define QEMU_ARTIFICIAL __attribute__((always_inline, artificial))
+#define QEMU_PACKED __attribute__((gcc_struct, packed))
+
+#define cat(x,y) x ## y
+#define cat2(x,y) cat(x,y)
+#define QEMU_BUILD_BUG_ON(x) \
+ typedef char cat2(qemu_build_bug_on__,__LINE__)[(x)?-1:1]
__attribute__((unused));
+
+#define GCC_FMT_ATTR(n, m) __attribute__((format(gnu_printf, n, m)))
+
+#define xglue(x, y) x ## y
+#define glue(x, y) xglue(x, y)
+#define stringify(s) tostring(s)
+#define tostring(s) #s
+
+#define typeof_field(type, field) typeof(((type *)0)->field)
+#define type_check(t1,t2) ((t1*)0 - (t2*)0)
+
+/* From qemu/queue.h */
+
+#define QLIST_HEAD(name, type) \
+struct name { \
+ struct type *lh_first; /* first element */ \
+}
+
+#define QLIST_HEAD_INITIALIZER(head) \
+ { NULL }
+
+#define QLIST_ENTRY(type) \
+struct { \
+ struct type *le_next; /* next element */ \
+ struct type **le_prev; /* address of previous next element */ \
+}
+
+/*
+ * Singly-linked List definitions.
+ */
+#define QSLIST_HEAD(name, type) \
+struct name { \
+ struct type *slh_first; /* first element */ \
+}
+
+#define QSLIST_HEAD_INITIALIZER(head) \
+ { NULL }
+
+#define QSLIST_ENTRY(type) \
+struct { \
+ struct type *sle_next; /* next element */ \
+}
+
+/*
+ * Simple queue definitions.
+ */
+#define QSIMPLEQ_HEAD(name, type) \
+struct name { \
+ struct type *sqh_first; /* first element */ \
+ struct type **sqh_last; /* addr of last next element */ \
+}
+
+#define QSIMPLEQ_HEAD_INITIALIZER(head) \
+ { NULL, &(head).sqh_first }
+
+#define QSIMPLEQ_ENTRY(type) \
+struct { \
+ struct type *sqe_next; /* next element */ \
+}
+
+/*
+ * Tail queue definitions.
+ */
+#define Q_TAILQ_HEAD(name, type, qual) \
+struct name { \
+ qual type *tqh_first; /* first element */ \
+ qual type *qual *tqh_last; /* addr of last next element */ \
+}
+#define QTAILQ_HEAD(name, type) \
+struct name { \
+ type *tqh_first; /* first element */ \
+ type **tqh_last; /* addr of last next element */ \
+}
+
+#define QTAILQ_HEAD_INITIALIZER(head) \
+ { NULL, &(head).tqh_first }
+
+#define Q_TAILQ_ENTRY(type, qual) \
+struct { \
+ qual type *tqe_next; /* next element */ \
+ qual type *qual *tqe_prev; /* address of previous next element */\
+}
+#define QTAILQ_ENTRY(type) \
+struct { \
+ type *tqe_next; /* next element */ \
+ type **tqe_prev; /* address of previous next element */ \
+}
--
2.4.3
- [Qemu-devel] [PULL 26/43] cutils: Add qemu_strtoull() wrapper, (continued)
- [Qemu-devel] [PULL 26/43] cutils: Add qemu_strtoull() wrapper, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 24/43] cutils: Add qemu_strtoul() wrapper, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 27/43] qmp: Add example usage of strto*l() qemu wrapper, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 25/43] cutils: Add qemu_strtoll() wrapper, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 29/43] checkpatch: adapt some tests to QEMU, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 30/43] checkpatch: remove tests that are not relevant outside the kernel, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 31/43] vhost-scsi: fix wrong vhost-scsi firmware path, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 32/43] configure: factor out adding disas configure, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 34/43] configure: Add support for jemalloc, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 35/43] scripts/dump-guest-memory.py: fix after RAMBlock change, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 33/43] add macro file for coccinelle,
Paolo Bonzini <=
- [Qemu-devel] [PULL 37/43] cpus: remove tcg_halt_cond and tcg_cpu_thread globals, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 36/43] cpus: protect work list with work_mutex, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 41/43] tcg: comment on which functions have to be called with mmap_lock held, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 39/43] remove unused spinlock., Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 40/43] tcg: add memory barriers in page_find_alloc accesses, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 42/43] exec: make mmap_lock/mmap_unlock globally available, Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 38/43] replace spinlock by QemuMutex., Paolo Bonzini, 2015/09/09
- [Qemu-devel] [PULL 43/43] cpu-exec: fix lock hierarchy for user-mode emulation, Paolo Bonzini, 2015/09/09
- Re: [Qemu-devel] [PULL 00/43] First batch of misc changes for 2.5 (2015-09-09), Peter Maydell, 2015/09/09