kmod: enable on darwin
This is needed to build linux kernels on darwin. While we can’t actually use it to load kernel modules, we can use it to create indexes of modules on macOS. (cherry picked from commit ebb31480e8a45efbaff4c4a212bdfc0b053adde0)
This commit is contained in:
Matthew Bauer
parent
9ddc2ec27d
commit
7a2c07d29b
2 changed files with 129 additions and 4 deletions
123
pkgs/os-specific/linux/kmod/darwin.patch
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123
pkgs/os-specific/linux/kmod/darwin.patch
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@ -0,0 +1,123 @@
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diff --git a/Makefile.am b/Makefile.am
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index 194e111..0a095b5 100644
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--- a/Makefile.am
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+++ b/Makefile.am
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@@ -80,8 +80,7 @@ EXTRA_DIST += libkmod/README \
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libkmod/COPYING testsuite/COPYING tools/COPYING COPYING
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libkmod_libkmod_la_LDFLAGS = $(AM_LDFLAGS) \
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- -version-info $(LIBKMOD_CURRENT):$(LIBKMOD_REVISION):$(LIBKMOD_AGE) \
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- -Wl,--version-script=$(top_srcdir)/libkmod/libkmod.sym
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+ -version-info $(LIBKMOD_CURRENT):$(LIBKMOD_REVISION):$(LIBKMOD_AGE)
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libkmod_libkmod_la_DEPENDENCIES = \
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shared/libshared.la \
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${top_srcdir}/libkmod/libkmod.sym
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@@ -91,8 +90,7 @@ libkmod_libkmod_la_LIBADD = \
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noinst_LTLIBRARIES += libkmod/libkmod-internal.la
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libkmod_libkmod_internal_la_SOURCES = $(libkmod_libkmod_la_SOURCES)
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-libkmod_libkmod_internal_la_LDFLAGS = $(AM_LDFLAGS) \
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- -Wl,--version-script=$(top_srcdir)/libkmod/libkmod.sym
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+libkmod_libkmod_internal_la_LDFLAGS = $(AM_LDFLAGS)
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libkmod_libkmod_internal_la_DEPENDENCIES = $(libkmod_libkmod_la_DEPENDENCIES)
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libkmod_libkmod_internal_la_LIBADD = $(libkmod_libkmod_la_LIBADD)
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diff --git a/libkmod/libkmod-module.c b/libkmod/libkmod-module.c
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index 889f264..6f0a285 100644
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--- a/libkmod/libkmod-module.c
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+++ b/libkmod/libkmod-module.c
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@@ -787,7 +787,11 @@ KMOD_EXPORT int kmod_module_remove_module(struct kmod_module *mod,
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flags &= KMOD_REMOVE_FORCE;
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flags |= KMOD_REMOVE_NOWAIT;
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+#if defined(__linux__)
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err = delete_module(mod->name, flags);
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+#else
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+ err = -1;
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+#endif
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if (err != 0) {
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err = -errno;
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ERR(mod->ctx, "could not remove '%s': %m\n", mod->name);
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@@ -879,7 +883,11 @@ KMOD_EXPORT int kmod_module_insert_module(struct kmod_module *mod,
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}
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size = kmod_file_get_size(mod->file);
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+#if defined(__linux__)
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err = init_module(mem, size, args);
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+#else
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+ err = -1;
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+#endif
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init_finished:
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if (err < 0) {
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err = -errno;
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diff --git a/libkmod/libkmod-signature.c b/libkmod/libkmod-signature.c
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index 429ffbd..17a3b9c 100644
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--- a/libkmod/libkmod-signature.c
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+++ b/libkmod/libkmod-signature.c
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@@ -17,7 +17,10 @@
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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+#if defined(__linux__)
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#include <endian.h>
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+#endif
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+
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#include <inttypes.h>
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#include <stdio.h>
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#include <stdlib.h>
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diff --git a/shared/macro.h b/shared/macro.h
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index 4fc5405..b5a2702 100644
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--- a/shared/macro.h
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+++ b/shared/macro.h
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@@ -71,3 +71,7 @@
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#endif
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#define UNIQ __COUNTER__
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+
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+ #if !defined(__linux__)
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+#define program_invocation_short_name getprogname()
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+#endif
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diff --git a/shared/missing.h b/shared/missing.h
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index 4c0d136..ad8ec0f 100644
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--- a/shared/missing.h
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+++ b/shared/missing.h
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@@ -45,6 +45,9 @@ static inline int finit_module(int fd, const char *uargs, int flags)
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#endif
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#if !HAVE_DECL_BE32TOH
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+
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+#if defined(__linux__)
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+
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#include <endian.h>
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#include <byteswap.h>
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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@@ -52,4 +55,16 @@ static inline int finit_module(int fd, const char *uargs, int flags)
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#else
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#define be32toh(x) (x)
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#endif
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+
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+#elif defined(__APPLE__)
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+
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+#include <libkern/OSByteOrder.h>
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+#define be32toh(x) OSSwapBigToHostInt32(x)
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+
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+#else
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+
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+#error No be32toh known for platform
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+
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+#endif
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+
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#endif
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diff --git a/shared/util.c b/shared/util.c
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index fd2028d..ecb0141 100644
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--- a/shared/util.c
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+++ b/shared/util.c
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@@ -367,7 +367,7 @@ char *path_make_absolute_cwd(const char *p)
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if (path_is_absolute(p))
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return strdup(p);
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- cwd = get_current_dir_name();
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+ cwd = getcwd(NULL, 0);
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if (!cwd)
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return NULL;
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@ -1,4 +1,5 @@
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{ stdenv, buildPackages, lib, fetchurl, autoreconfHook, pkgconfig, libxslt, xz }:
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{ stdenv, buildPackages, lib, fetchurl, autoreconfHook, pkgconfig
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, libxslt, xz, elf-header }:
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let
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systems = [ "/run/current-system/kernel-modules" "/run/booted-system/kernel-modules" "" ];
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@ -14,7 +15,7 @@ in stdenv.mkDerivation rec {
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};
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nativeBuildInputs = [ autoreconfHook pkgconfig libxslt ];
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buildInputs = [ xz ];
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buildInputs = [ xz elf-header ];
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configureFlags = [
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"--sysconfdir=/etc"
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@ -22,7 +23,8 @@ in stdenv.mkDerivation rec {
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"--with-modulesdirs=${modulesDirs}"
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];
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patches = [ ./module-dir.patch ];
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patches = [ ./module-dir.patch ]
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++ lib.optional stdenv.isDarwin ./darwin.patch;
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postInstall = ''
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for prog in rmmod insmod lsmod modinfo modprobe depmod; do
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@ -37,6 +39,6 @@ in stdenv.mkDerivation rec {
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homepage = https://www.kernel.org/pub/linux/utils/kernel/kmod/;
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description = "Tools for loading and managing Linux kernel modules";
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license = licenses.lgpl21;
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platforms = platforms.linux;
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platforms = platforms.unix;
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};
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}
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