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dev-libs/libdnet: fix errors on -Wincompatible-pointer-types

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update last patch which fix -Wincompatible-function-pointer-types for
clang only

Closes: https://bugs.gentoo.org/933360
Signed-off-by: Z. Liu <zhixu.liu@gmail.com>
Closes: https://github.com/gentoo/gentoo/pull/41442
Signed-off-by: Sam James <sam@gentoo.org>
This commit is contained in:
Z. Liu
2025-04-03 08:32:02 +00:00
committed by Sam James
parent 058ee954aa
commit 02082e65bf
1 changed files with 75 additions and 2 deletions
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77
dev-libs/libdnet/files/libdnet-1.18.0-fix-incompatible-function-pointer.patch
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@@ -3,13 +3,16 @@ https://github.com/ofalk/libdnet/pull/104
From de57a2349172148496386e284db91abe6406b02a Mon Sep 17 00:00:00 2001
From: "Z. Liu" <zhixu.liu@gmail.com>
Date: Wed, 19 Feb 2025 11:37:37 +0800
Subject: [PATCH] python/dnet.pyx: fix incompatible-function-pointer-types for
modern compiler
Subject: [PATCH 1/2] python/dnet.pyx: fix incompatible-function-pointer-types
for modern compiler
which is error now, see https://bugs.gentoo.org/933360,
clang 19 (maybe earlier) has the same problem too
Signed-off-by: Z. Liu <zhixu.liu@gmail.com>
---
python/dnet.pyx | 20 ++++++++++----------
1 file changed, 10 insertions(+), 10 deletions(-)
diff --git a/python/dnet.pyx b/python/dnet.pyx
index 4e3604f..04db2c6 100644
@@ -108,3 +111,73 @@ index 4e3604f..04db2c6 100644
--
2.45.2
From 0a742400b2167f67067e13bfcbecb9f17a7eefe8 Mon Sep 17 00:00:00 2001
From: "Z. Liu" <zhixu.liu@gmail.com>
Date: Thu, 3 Apr 2025 08:09:26 +0000
Subject: [PATCH 2/2] python/dnet.pyx: fix -Wincompatible-pointer-types
reported by gcc14
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
./dnet.c:8451:52: error: passing argument 2 of ‘PyObject_AsReadBuffer’ from incompatible pointer type [-Wincompatible-pointer-types]
8451 | __pyx_t_1 = (PyObject_AsReadBuffer(__pyx_v_pkt, (&__pyx_v_p), (&__pyx_v_n)) == 0);
| ~^~~~~~~~~~~
| |
| char **
/usr/include/python3.12/abstract.h:370:52: note: expected ‘const void **’ but argument is of type ‘char **’
370 | const void **buffer,
| ~~~~~~~~~~~~~^~~~~~
./dnet.c:8451:66: error: passing argument 3 of ‘PyObject_AsReadBuffer’ from incompatible pointer type [-Wincompatible-pointer-types]
8451 | __pyx_t_1 = (PyObject_AsReadBuffer(__pyx_v_pkt, (&__pyx_v_p), (&__pyx_v_n)) == 0);
| ~^~~~~~~~~~~
| |
| int *
/usr/include/python3.12/abstract.h:371:51: note: expected ‘Py_ssize_t *’ {aka ‘long int *’} but argument is of type ‘int *’
371 | Py_ssize_t *buffer_len);
| ~~~~~~~~~~~~^~~~~~~~~~
Signed-off-by: Z. Liu <zhixu.liu@gmail.com>
---
python/dnet.pyx | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/python/dnet.pyx b/python/dnet.pyx
index 04db2c6..6aefaa2 100644
--- a/python/dnet.pyx
+++ b/python/dnet.pyx
@@ -25,7 +25,7 @@ cdef extern from "dnet.h":
cdef extern from "Python.h":
object PyBytes_FromStringAndSize(char *s, int len)
int PyBytes_Size(object o)
- int PyObject_AsReadBuffer(object o, char **pp, int *lenp)
+ int PyObject_AsReadBuffer(object o, const void **pp, ssize_t *lenp)
int PyLong_Check(object o)
int PyLong_Check(object o)
long PyLong_AsLong(object o)
@@ -294,8 +294,8 @@ def ip_checksum(pkt):
"""
cdef char buf[2048]
cdef char *p
- cdef int n
- if PyObject_AsReadBuffer(pkt, &p, &n) == 0:
+ cdef ssize_t n
+ if PyObject_AsReadBuffer(pkt, <const void **>&p, &n) == 0:
if n < 2048:
memcpy(buf, p, n)
__ip_checksum(buf, n)
@@ -310,8 +310,8 @@ def ip_checksum(pkt):
def ip_cksum_add(buf, int sum):
cdef char *p
- cdef int n
- if PyObject_AsReadBuffer(buf, &p, &n) == 0:
+ cdef ssize_t n
+ if PyObject_AsReadBuffer(buf, <const void **>&p, &n) == 0:
return __ip_cksum_add(p, n, sum)
else:
raise TypeError
--
2.45.2