zfs/config/kernel-strlcpy.m4

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dnl #
dnl # 6.8.x replaced strlcpy with strscpy. Check for both so we can provide
dnl # appropriate fallbacks.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_STRLCPY], [
ZFS_LINUX_TEST_SRC([kernel_has_strlcpy], [
#include <linux/string.h>
], [
const char *src = "goodbye";
char dst[32];
size_t len;
len = strlcpy(dst, src, sizeof (dst));
])
])
AC_DEFUN([ZFS_AC_KERNEL_SRC_STRSCPY], [
ZFS_LINUX_TEST_SRC([kernel_has_strscpy], [
#include <linux/string.h>
], [
const char *src = "goodbye";
char dst[32];
ssize_t len;
len = strscpy(dst, src, sizeof (dst));
])
])
AC_DEFUN([ZFS_AC_KERNEL_STRLCPY], [
AC_MSG_CHECKING([whether strlcpy() exists])
ZFS_LINUX_TEST_RESULT([kernel_has_strlcpy], [
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_KERNEL_STRLCPY, 1,
[strlcpy() exists])
], [
AC_MSG_RESULT([no])
])
])
AC_DEFUN([ZFS_AC_KERNEL_STRSCPY], [
AC_MSG_CHECKING([whether strscpy() exists])
ZFS_LINUX_TEST_RESULT([kernel_has_strscpy], [
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_KERNEL_STRSCPY, 1,
[strscpy() exists])
], [
AC_MSG_RESULT([no])
])
])