From cc420402bf14cbb0b3495339910b840561bbc769 Mon Sep 17 00:00:00 2001 From: Brian Behlendorf <behlendorf1@llnl.gov> Date: Mon, 15 Dec 2008 16:46:34 -0800 Subject: [PATCH] Moving addition configure checks to m4 macros --- config/kernel-bio-args.m4 | 24 ++++++++++++++++++++++++ config/kernel.m4 | 2 ++ config/user-ioctl.m4 | 35 +++++++++++++++++++++++++++++++++++ config/user-libdiskmgt.m4 | 8 ++++++++ config/user-libefi.m4 | 8 ++++++++ config/user-libshare.m4 | 8 ++++++++ config/user.m4 | 2 ++ 7 files changed, 87 insertions(+) create mode 100644 config/kernel-bio-args.m4 create mode 100644 config/user-ioctl.m4 create mode 100644 config/user-libdiskmgt.m4 create mode 100644 config/user-libefi.m4 create mode 100644 config/user-libshare.m4 diff --git a/config/kernel-bio-args.m4 b/config/kernel-bio-args.m4 new file mode 100644 index 0000000000..0e652dbc40 --- /dev/null +++ b/config/kernel-bio-args.m4 @@ -0,0 +1,24 @@ +dnl # +dnl # 2.6.x API change +dnl # bio_end_io_t uses 2 args (size was dropped from prototype) +dnl # +AC_DEFUN([ZFS_AC_CONFIG_KERNEL_BIO_ARGS], + [AC_MSG_CHECKING([whether bio_end_io_t wants 2 args]) + tmp_flags="$EXTRA_KCFLAGS" + EXTRA_KCFLAGS="-Werror" + ZFS_LINUX_TRY_COMPILE([ + #include <linux/bio.h> + ],[ + void (*wanted_end_io)(struct bio *, int) = NULL; + bio_end_io_t *local_end_io; + + local_end_io = wanted_end_io; + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_2ARGS_BIO_END_IO_T, 1, + [bio_end_io_t wants 2 args]) + ],[ + AC_MSG_RESULT(no) + ]) + EXTRA_KCFLAGS="$tmp_flags" +]) diff --git a/config/kernel.m4 b/config/kernel.m4 index 8563c9ae58..df62b2f258 100644 --- a/config/kernel.m4 +++ b/config/kernel.m4 @@ -37,4 +37,6 @@ AC_DEFUN([ZFS_AC_CONFIG_KERNEL], [ AC_SUBST(KERNELMAKE_PARAMS) AC_SUBST(KERNELCPPFLAGS) AC_SUBST(HOSTCFLAGS) + + ZFS_AC_CONFIG_KERNEL_BIO_ARGS ]) diff --git a/config/user-ioctl.m4 b/config/user-ioctl.m4 new file mode 100644 index 0000000000..453e0f1f60 --- /dev/null +++ b/config/user-ioctl.m4 @@ -0,0 +1,35 @@ +dnl # +dnl # Check for ioctl() +dnl # +AC_DEFUN([ZFS_AC_CONFIG_USER_IOCTL], [ + AC_MSG_CHECKING(checking for ioctl()) + AC_EGREP_HEADER(ioctl, unistd.h, is_unistd=yes, is_unistd=no) + AC_EGREP_HEADER(ioctl, sys/ioctl.h, is_sys_ioctl=yes, is_sys_ioctl=no) + AC_EGREP_HEADER(ioctl, stropts.h, is_stropts=yes, is_stropts=no) + + if test $is_unistd = yes; then + result=unistd.h + AC_DEFINE([HAVE_IOCTL_IN_UNISTD_H], 1, + [Define to 1 if ioctl() defined in <unistd.h>]) + else + + if test $is_sys_ioctl = yes; then + result=sys/ioctl.h + AC_DEFINE([HAVE_IOCTL_IN_SYS_IOCTL_H], 1, + [Define to 1 if ioctl() defined in <sys/ioctl.h>]) + elif test $is_stropts = yes; then + AC_DEFINE([HAVE_IOCTL_IN_STROPTS_H], 1, + result=stropts.h + [Define to 1 if ioctl() defined in <stropts.h>]) + else + result=no + fi + fi + + if test $result = no; then + AC_MSG_RESULT([no]) + AC_MSG_ERROR([*** Cannot locate ioctl() definition]) + else + AC_MSG_RESULT(yes) + fi +]) diff --git a/config/user-libdiskmgt.m4 b/config/user-libdiskmgt.m4 new file mode 100644 index 0000000000..53e043bda4 --- /dev/null +++ b/config/user-libdiskmgt.m4 @@ -0,0 +1,8 @@ +dnl # +dnl # Check for libdiskmgt +dnl # +AC_DEFUN([ZFS_AC_CONFIG_USER_LIBDISKMGT], [ + AC_CHECK_LIB([diskmgt], [libdiskmgt_error], + [AC_DEFINE([HAVE_LIBDISKMGT], 1, + [Define to 1 if 'libdiskmgt' library available])]) +]) diff --git a/config/user-libefi.m4 b/config/user-libefi.m4 new file mode 100644 index 0000000000..aebc1d5412 --- /dev/null +++ b/config/user-libefi.m4 @@ -0,0 +1,8 @@ +dnl # +dnl # Check for libefi +dnl # +AC_DEFUN([ZFS_AC_CONFIG_USER_LIBEFI], [ + AC_CHECK_LIB([efi], [efi_alloc_and_init], + [AC_DEFINE([HAVE_LIBEFI], 1, + [Define to 1 if 'libefi' library available])]) +]) diff --git a/config/user-libshare.m4 b/config/user-libshare.m4 new file mode 100644 index 0000000000..3b92bbaa5e --- /dev/null +++ b/config/user-libshare.m4 @@ -0,0 +1,8 @@ +dnl # +dnl # Check for libshare +dnl # +AC_DEFUN([ZFS_AC_CONFIG_USER_LIBSHARE], [ + AC_CHECK_LIB([share], [sa_init], + [AC_DEFINE([HAVE_LIBSHARE], 1, + [Define to 1 if 'libshare' library available])]) +]) diff --git a/config/user.m4 b/config/user.m4 index 719fd6a503..d9f9d621fe 100644 --- a/config/user.m4 +++ b/config/user.m4 @@ -3,5 +3,7 @@ dnl # Default ZFS user configuration dnl # AC_DEFUN([ZFS_AC_CONFIG_USER], [ ZFS_AC_CONFIG_USER_LIBEFI + ZFS_AC_CONFIG_USER_LIBDISKMGT + ZFS_AC_CONFIG_USER_LIBSHARE ZFS_AC_CONFIG_USER_IOCTL ])