configure: Remove -Wmissing-noreturn warning.

[libguestfs.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 56d777c..57c01be 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -18,7 +18,7 @@
 # major/minor/release must be numbers
 m4_define([libguestfs_major],   [1])
 m4_define([libguestfs_minor],   [11])
-m4_define([libguestfs_release], [17])
+m4_define([libguestfs_release], [20])
 # extra can be any string
 m4_define([libguestfs_extra],   [])
 
@@ -107,6 +107,8 @@ if test "$gl_gcc_warnings" = yes; then
                                     # by Python, Ruby and xstrtoll.
   nw="$nw -Wstack-protector"        # Don't warn about stack-protector
                                     # failures (seen on Ubuntu).
+  nw="$nw -Wmissing-noreturn"       # Don't warn about missed noreturn funcs
+                                    # (seen on Ubuntu).
 
   gl_MANYWARN_ALL_GCC([ws])
   gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw])
@@ -310,6 +312,19 @@ AC_DEFINE_UNQUOTED([QEMU],["$QEMU"],[Location of qemu binary.])
 
 dnl Check that the chosen qemu has virtio-serial support.
 if test "x$vmchannel_test" != "xno"; then
+    AC_MSG_CHECKING([that $QEMU -help works])
+    if $QEMU -help > /dev/null 2>&1; then
+        AC_MSG_RESULT([yes])
+    else
+        AC_MSG_RESULT([no])
+        AC_MSG_FAILURE(
+[$QEMU -help: command failed.
+
+This could be a very old version of qemu, or qemu might not be
+working.
+])
+    fi
+
     AC_MSG_CHECKING([for virtio-serial support in $QEMU])
     if $QEMU -nographic -device \? 2>&1 | grep -sq virtio-serial; then
         AC_MSG_RESULT([yes])
@@ -484,6 +499,8 @@ AM_CONDITIONAL([HAVE_OCAML],
                [test "x$OCAMLC" != "xno" && test "x$OCAMLFIND" != "xno"])
 AM_CONDITIONAL([HAVE_OCAML_PCRE],
                [test "x$OCAMLC" != "xno" && test "x$OCAMLFIND" != "xno" && test "x$OCAML_PKG_pcre" != "xno"])
+AM_CONDITIONAL([HAVE_OCAMLDOC],
+               [test "x$OCAMLDOC" != "xno"])
 
 dnl Check for Perl (optional, for Perl bindings).
 PERL=no
@@ -817,6 +834,7 @@ AC_CONFIG_FILES([Makefile
                  images/Makefile
                  inspector/Makefile
                  java/Makefile
+                 java/examples/Makefile
                  libguestfs.pc
                  ocaml/META
                  ocaml/Makefile