X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=configure.ac;h=2541344f0c1ae7f27e040d362f70e69e4691e9b1;hp=0ecc71632b2ba77cf77fd974259a785c6e912b57;hb=c9d954b27ee125c3c90a6d2951c62eec4abb160b;hpb=4f87c47b35cf9c1f58872559ae67a2656712fdd6

diff --git a/configure.ac b/configure.ac
index 0ecc71632..2541344f0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -192,6 +192,7 @@ AM_CONDITIONAL([HAVE_PYTHON_DEVEL], [test "$have_python_devel" = "yes"])
 
 AC_SEARCH_LIBS([dlsym], [dl], [], [AC_MSG_ERROR([*** Dynamic linking loader library not found])])
 AC_CHECK_HEADERS([sys/capability.h], [], [AC_MSG_ERROR([*** POSIX caps headers not found])])
+AC_CHECK_HEADERS([linux/btrfs.h], [], [])
 
 # unconditionally pull-in librt with old glibc versions
 AC_SEARCH_LIBS([clock_gettime], [rt], [], [])
@@ -220,6 +221,7 @@ m4_pattern_forbid([^_?PKG_[A-Z_]+$],[*** pkg.m4 missing, please install pkg-conf
 
 PKG_CHECK_MODULES(DBUS, [dbus-1 >= 1.3.2])
 
+
 # ------------------------------------------------------------------------------
 have_coverage=no
 AC_ARG_ENABLE(coverage, AS_HELP_STRING([--enable-coverage], [enable test coverage]))
@@ -670,6 +672,14 @@ if test "x$enable_randomseed" != "xno"; then
 fi
 AM_CONDITIONAL(ENABLE_RANDOMSEED, [test "$have_randomseed" = "yes"])
 
+# ------------------------------------------------------------------------------
+have_backlight=no
+AC_ARG_ENABLE(backlight, AS_HELP_STRING([--disable-backlight], [disable backlight tools]))
+if test "x$enable_backlight" != "xno"; then
+        have_backlight=yes
+fi
+AM_CONDITIONAL(ENABLE_BACKLIGHT, [test "$have_backlight" = "yes"])
+
 # ------------------------------------------------------------------------------
 have_logind=no
 AC_ARG_ENABLE(logind, AS_HELP_STRING([--disable-logind], [disable login daemon]))
@@ -1001,6 +1011,7 @@ AC_MSG_RESULT([
         quotacheck:              ${have_quotacheck}
         tmpfiles:                ${have_tmpfiles}
         randomseed:              ${have_randomseed}
+        backlight:               ${have_backlight}
         logind:                  ${have_logind}
         machined:                ${have_machined}
         hostnamed:               ${have_hostnamed}