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📄 Rules.am(1.77 KB)
📄 Substfiles.am(1.11 KB)
📄 always-arch.m4(855 B)
📄 always-compiler-options.m4(5.25 KB)
📄 always-python.m4(2.18 KB)
📄 always-pyzfs.m4(2.84 KB)
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📄 ax_code_coverage.m4(11.69 KB)
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📄 ax_restore_flags.m4(881 B)
📄 ax_save_flags.m4(871 B)
📄 config.awk(334 B)
📄 config.rpath(18.14 KB)
📄 deb.am(2.98 KB)
📄 find_system_library.m4(2.93 KB)
📄 gettext.m4(14.14 KB)
📄 host-cpu-c-abi.m4(20.99 KB)
📄 iconv.m4(9.47 KB)
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📄 kernel-bdi.m4(2.12 KB)
📄 kernel-bio.m4(9.91 KB)
📄 kernel-blk-queue.m4(8.08 KB)
📄 kernel-blkdev.m4(8.09 KB)
📄 kernel-block-device-operations.m4(1.76 KB)
📄 kernel-clear-inode.m4(1.4 KB)
📄 kernel-commit-metadata.m4(810 B)
📄 kernel-config-defined.m4(5.3 KB)
📄 kernel-current-time.m4(590 B)
📄 kernel-declare-event-class.m4(1.35 KB)
📄 kernel-dentry-operations.m4(4.66 KB)
📄 kernel-dirty-inode.m4(817 B)
📄 kernel-discard-granularity.m4(568 B)
📄 kernel-encode-fh-inode.m4(934 B)
📄 kernel-evict-inode.m4(701 B)
📄 kernel-fallocate.m4(697 B)
📄 kernel-file-dentry.m4(653 B)
📄 kernel-file-inode.m4(533 B)
📄 kernel-fmode-t.m4(440 B)
📄 kernel-follow-down-one.m4(576 B)
📄 kernel-fpu.m4(3.33 KB)
📄 kernel-fst-mount.m4(951 B)
📄 kernel-fsync.m4(1.18 KB)
📄 kernel-generic_io_acct.m4(2.42 KB)
📄 kernel-generic_readlink.m4(637 B)
📄 kernel-get-disk-and-module.m4(0 B)
📄 kernel-get-disk-ro.m4(455 B)
📄 kernel-get-link.m4(2.95 KB)
📄 kernel-global_page_state.m4(3.71 KB)
📄 kernel-group-info.m4(557 B)
📄 kernel-hotplug.m4(720 B)
📄 kernel-in-compat-syscall.m4(635 B)
📄 kernel-inode-create.m4(613 B)
📄 kernel-inode-getattr.m4(1.29 KB)
📄 kernel-inode-lock.m4(650 B)
📄 kernel-inode-lookup.m4(620 B)
📄 kernel-inode-set-flags.m4(542 B)
📄 kernel-inode-set-iversion.m4(560 B)
📄 kernel-inode-times.m4(1.1 KB)
📄 kernel-insert-inode-locked.m4(541 B)
📄 kernel-is_owner_or_cap.m4(639 B)
📄 kernel-kmap-atomic-args.m4(532 B)
📄 kernel-kmem-cache.m4(1.12 KB)
📄 kernel-kmem.m4(3.03 KB)
📄 kernel-kstrtoul.m4(479 B)
📄 kernel-ktime.m4(1.36 KB)
📄 kernel-kuid-helpers.m4(611 B)
📄 kernel-kuidgid.m4(543 B)
📄 kernel-lseek-execute.m4(744 B)
📄 kernel-make-request-fn.m4(4.33 KB)
📄 kernel-misc-minor.m4(885 B)
📄 kernel-mkdir-umode-t.m4(1 KB)
📄 kernel-mod-param.m4(789 B)
📄 kernel-objtool.m4(1.61 KB)
📄 kernel-pde-data.m4(422 B)
📄 kernel-percpu.m4(1.51 KB)
📄 kernel-proc-operations.m4(1.31 KB)
📄 kernel-put-link.m4(1.54 KB)
📄 kernel-rename.m4(787 B)
📄 kernel-revalidate-disk-size.m4(1.14 KB)
📄 kernel-rw.m4(1.53 KB)
📄 kernel-rwsem.m4(1.47 KB)
📄 kernel-sched.m4(2.01 KB)
📄 kernel-security-inode-init.m4(1.19 KB)
📄 kernel-set-nlink.m4(450 B)
📄 kernel-setattr-prepare.m4(748 B)
📄 kernel-sget-args.m4(609 B)
📄 kernel-show-options.m4(596 B)
📄 kernel-shrink.m4(3.96 KB)
📄 kernel-super-userns.m4(633 B)
📄 kernel-timer.m4(1.95 KB)
📄 kernel-tmpfile.m4(636 B)
📄 kernel-totalhigh_pages.m4(500 B)
📄 kernel-totalram-pages-func.m4(620 B)
📄 kernel-truncate-setsize.m4(518 B)
📄 kernel-userns-capabilities.m4(2.59 KB)
📄 kernel-usleep_range.m4(608 B)
📄 kernel-vfs-direct_IO.m4(2.7 KB)
📄 kernel-vfs-fsync.m4(464 B)
📄 kernel-vfs-getattr.m4(2.02 KB)
📄 kernel-vfs-iov_iter.m4(4.97 KB)
📄 kernel-vfs-iterate.m4(2.23 KB)
📄 kernel-vfs-rw-iterate.m4(1.93 KB)
📄 kernel-wait.m4(2.82 KB)
📄 kernel-xattr-handler.m4(11.09 KB)
📄 kernel-zlib.m4(931 B)
📄 kernel.m4(23.74 KB)
📄 lib-ld.m4(5.24 KB)
📄 lib-link.m4(31.99 KB)
📄 lib-prefix.m4(9.43 KB)
📄 mount-helper.m4(240 B)
📄 nls.m4(1.2 KB)
📄 pkg.m4(10.01 KB)
📄 po.m4(18.39 KB)
📄 progtest.m4(3.02 KB)
📄 rpm.am(3.72 KB)
📄 tgz.am(992 B)
📄 toolchain-simd.m4(9.44 KB)
📄 user-clock_gettime.m4(387 B)
📄 user-dracut.m4(545 B)
📄 user-gettext.m4(171 B)
📄 user-libaio.m4(218 B)
📄 user-libblkid.m4(327 B)
📄 user-libcrypto.m4(325 B)
📄 user-libexec.m4(246 B)
📄 user-libtirpc.m4(990 B)
📄 user-libudev.m4(457 B)
📄 user-libuuid.m4(250 B)
📄 user-makedev.m4(793 B)
📄 user-pam.m4(1 KB)
📄 user-runstatedir.m4(208 B)
📄 user-systemd.m4(1.88 KB)
📄 user-sysvinit.m4(276 B)
📄 user-udev.m4(724 B)
📄 user-zlib.m4(230 B)
📄 user.m4(1.14 KB)
📄 zfs-build.m4(16.37 KB)
📄 zfs-meta.m4(6.68 KB)

Editing: find_system_library.m4

# find_system_lib.m4 - Macros to search for a system library.   -*- Autoconf -*-

dnl requires pkg.m4 from pkg-config
dnl requires ax_save_flags.m4 from autoconf-archive
dnl requires ax_restore_flags.m4 from autoconf-archive

dnl ZFS_AC_FIND_SYSTEM_LIBRARY(VARIABLE-PREFIX, MODULE, HEADER, HEADER-PREFIXES, LIBRARY, FUNCTIONS, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])

AC_DEFUN([ZFS_AC_FIND_SYSTEM_LIBRARY], [
    AC_REQUIRE([PKG_PROG_PKG_CONFIG])

_header_found=
    _library_found=
    _pc_found=

AS_IF([test -n "$2"], [PKG_CHECK_MODULES([$1], [$2], [
	_header_found=1
	_library_found=1
	_pc_found=1
    ], [:])])

# set _header_found/_library_found if the user passed in CFLAGS/LIBS
    AS_IF([test "x$[$1][_CFLAGS]" != x], [_header_found=1])
    AS_IF([test "x$[$1][_LIBS]" != x], [_library_found=1])

AX_SAVE_FLAGS

orig_CFLAGS="$CFLAGS"

for _prefixdir in /usr /usr/local
    do
	AS_VAR_PUSHDEF([header_cache], [ac_cv_header_$3])
	AS_IF([test "x$_prefixdir" != "x/usr"], [
	    [$1][_CFLAGS]="-I$lt_sysroot$_prefixdir/include"
	    AS_IF([test "x$_library_found" = x], [
		[$1][_LIBS]="-L$lt_sysroot$_prefixdir/lib"
	    ])
	])
	CFLAGS="$orig_CFLAGS $[$1][_CFLAGS]"
	AS_UNSET([header_cache])
	AC_CHECK_HEADER([$3], [
	    _header_found=1
	    break
	], [AS_IF([test "x$_header_found" = "x1"], [
	    # if pkg-config or the user set CFLAGS, fail if the header is unusable
	    AC_MSG_FAILURE([header [$3] for library [$5] is not usable])
	])], [AC_INCLUDES_DEFAULT])
	# search for header under HEADER-PREFIXES
	m4_foreach_w([prefix], [$4], [
	    [$1][_CFLAGS]=["-I$lt_sysroot$_prefixdir/include/]prefix["]
	    CFLAGS="$orig_CFLAGS $[$1][_CFLAGS]"
	    AS_UNSET([header_cache])
	    AC_CHECK_HEADER([$3], [
		_header_found=1
		break
	    ], [], [AC_INCLUDES_DEFAULT])
	])
	AS_VAR_POPDEF([header_cache])
    done

AS_IF([test "x$_header_found" = "x1"], [
	AS_IF([test "x$_library_found" = x], [
	    [$1][_LIBS]="$[$1]_LIBS -l[$5]"
	])
	LDFLAGS="$LDFLAGS $[$1][_LIBS]"

_libcheck=1
	m4_ifval([$6],
	    [m4_foreach_w([func], [$6], [AC_CHECK_LIB([$5], func, [:], [_libcheck=])])],
	    [AC_CHECK_LIB([$5], [main], [:], [_libcheck=])])

AS_IF([test "x$_libcheck" = "x1"], [_library_found=1],
	    [test "x$_library_found" = "x1"], [
	    # if pkg-config or the user set LIBS, fail if the library is unusable
	    AC_MSG_FAILURE([library [$5] is not usable])
	])
    ], [test "x$_library_found" = "x1"], [
	# if the user set LIBS, fail if we didn't find the header
	AC_MSG_FAILURE([cannot find header [$3] for library [$5]])
    ])

AX_RESTORE_FLAGS

AS_IF([test "x$_header_found" = "x1" && test "x$_library_found" = "x1"], [
	AC_SUBST([$1]_CFLAGS)
	AC_SUBST([$1]_LIBS)
	AS_IF([test "x$_pc_found" = "x1"], [
	    AC_SUBST([$1]_PC, [$2])
	])
	AC_DEFINE([HAVE_][$1], [1], [Define if you have [$5]])
	$7
    ],[dnl ELSE
	AC_SUBST([$1]_CFLAGS, [])
	AC_SUBST([$1]_LIBS, [])
	AC_MSG_WARN([cannot find [$5] via pkg-config or in the standard locations])
	$8
    ])
])

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Editing: find_system_library.m4

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