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authorTom Gundersen <teg@jklm.no>2012-11-20 01:24:32 +0100
committerTom Gundersen <teg@jklm.no>2012-11-20 19:35:27 +0100
commite30431623a7d871da123cc37055ac49abf2c20ea (patch)
treeb07f9dcec833b65964e3b07b2907a73ebbd03184 /configure.ac
parent1d0b59f932d96c108ad5e921213723a48e6b47b8 (diff)
build-sys: make loadable module support optional
kmod is unecessary if loadable module support is disabled in the kernel, so make the dependency optional.
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac14
1 files changed, 13 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index 437ca6025c..ea4f44cef9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -193,7 +193,18 @@ AC_CHECK_DECLS([gettid, pivot_root, name_to_handle_at], [], [], [[#include <sys/
m4_pattern_forbid([^_?PKG_[A-Z_]+$],[*** pkg.m4 missing, please install pkg-config])
PKG_CHECK_MODULES(DBUS, [dbus-1 >= 1.3.2])
-PKG_CHECK_MODULES(KMOD, [libkmod >= 5])
+
+# ------------------------------------------------------------------------------
+have_kmod=no
+AC_ARG_ENABLE(kmod, AS_HELP_STRING([--disable-kmod], [disable loadable modules support]))
+if test "x$enable_kmod" != "xno"; then
+ PKG_CHECK_MODULES(KMOD, [ libkmod >= 5 ],
+ [AC_DEFINE(HAVE_KMOD, 1, [Define if kmod is available]) have_kmod=yes], have_kmod=no)
+ if test "x$have_kmod" = xno -a "x$enable_kmod" = xyes; then
+ AC_MSG_ERROR([*** kmod support requested but libraries not found])
+ fi
+fi
+AM_CONDITIONAL(HAVE_KMOD, [test "$have_kmod" = "yes"])
# ------------------------------------------------------------------------------
have_blkid=no
@@ -860,6 +871,7 @@ AC_MSG_RESULT([
timedated: ${have_timedated}
localed: ${have_localed}
coredump: ${have_coredump}
+ kmod: ${have_kmod}
blkid: ${have_blkid}
firmware path: ${FIRMWARE_PATH}
gudev: ${enable_gudev}