journal: be more careful when keeping around mmaps we still need

[elogind.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index d6a158396f6a11c350d37f753a21c327ae808828..52adb20e0bd528c23727f90178689969cdcd8fcf 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -20,7 +20,7 @@
 AC_PREREQ([2.64])
 
 AC_INIT([systemd],
-        [187],
+        [188],
         [http://bugs.freedesktop.org/enter_bug.cgi?product=systemd],
         [systemd],
         [http://www.freedesktop.org/wiki/Software/systemd])
@@ -86,7 +86,6 @@ AM_CONDITIONAL([HAVE_PYTHON], [test "$PYTHON" != :])
 CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
         -pipe \
         -Wall \
-        -W \
         -Wextra \
         -Wno-inline \
         -Wundef \
@@ -124,7 +123,8 @@ CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
         -fvisibility=hidden \
         -ffunction-sections \
         -fdata-sections \
-        -fstack-protector])
+        -fstack-protector \
+        --param=ssp-buffer-size=4])
 AC_SUBST([OUR_CFLAGS], $with_cflags)
 
 CC_CHECK_FLAGS_APPEND([with_cppflags], [CPPFLAGS], [\
@@ -301,6 +301,39 @@ fi
 AC_SUBST(ACL_LIBS)
 AM_CONDITIONAL([HAVE_ACL], [test "x$have_acl" != xno])
 
+# ------------------------------------------------------------------------------
+AC_ARG_ENABLE([gcrypt],
+        AS_HELP_STRING([--disable-gcrypt],[Disable optional GCRYPT support]),
+                [case "${enableval}" in
+                        yes) have_gcrypt=yes ;;
+                        no) have_gcrypt=no ;;
+                        *) AC_MSG_ERROR(bad value ${enableval} for --disable-gcrypt) ;;
+                esac],
+                [have_gcrypt=auto])
+
+if test "x${have_gcrypt}" != xno ; then
+        AM_PATH_LIBGCRYPT(
+                [1.4.5],
+                [have_gcrypt=yes],
+                [if test "x$have_gcrypt" = xyes ; then
+                        AC_MSG_ERROR([*** GCRYPT headers not found.])
+                fi])
+
+        if test "x$have_gcrypt" = xyes ; then
+                GCRYPT_LIBS="$LIBGCRYPT_LIBS"
+                GCRYPT_CFLAGS="$LIBGCRYPT_CFLAGS"
+                AC_DEFINE(HAVE_GCRYPT, 1, [GCRYPT available])
+        else
+                have_gcrypt=no
+        fi
+else
+        GCRYPT_LIBS=
+        GCRYPT_CFLAGS=
+fi
+AC_SUBST(GCRYPT_LIBS)
+AC_SUBST(GCRYPT_CFLAGS)
+AM_CONDITIONAL([HAVE_GCRYPT], [test "x$have_gcrypt" != xno])
+
 # ------------------------------------------------------------------------------
 AC_ARG_ENABLE([audit],
         AS_HELP_STRING([--disable-audit],[Disable optional AUDIT support]),
@@ -350,6 +383,18 @@ if test "x$enable_libcryptsetup" != "xno"; then
 fi
 AM_CONDITIONAL(HAVE_LIBCRYPTSETUP, [test "$have_libcryptsetup" = "yes"])
 
+# ------------------------------------------------------------------------------
+have_qrencode=no
+AC_ARG_ENABLE(qrencode, AS_HELP_STRING([--disable-qrencode], [disable qrencode support]))
+if test "x$enable_qrencode" != "xno"; then
+        PKG_CHECK_MODULES(QRENCODE, [ libqrencode ],
+                [AC_DEFINE(HAVE_QRENCODE, 1, [Define if qrencode is available]) have_qrencode=yes], have_qrencode=no)
+        if test "x$have_qrencode" = xno -a "x$enable_qrencode" = xyes; then
+                AC_MSG_ERROR([*** qrencode support requested but libraries not found])
+        fi
+fi
+AM_CONDITIONAL(HAVE_QRENCODE, [test "$have_qrencode" = "yes"])
+
 # ------------------------------------------------------------------------------
 have_binfmt=no
 AC_ARG_ENABLE(binfmt, AS_HELP_STRING([--disable-binfmt], [disable binfmt tool]))
@@ -726,6 +771,8 @@ AC_MSG_RESULT([
         SELinux:                 ${have_selinux}
         XZ:                      ${have_xz}
         ACL:                     ${have_acl}
+        GCRYPT:                  ${have_gcrypt}
+        QRENCODE:                ${have_qrencode}
         binfmt:                  ${have_binfmt}
         vconsole:                ${have_vconsole}
         readahead:               ${have_readahead}