glusterfs: convert to meson

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

configure

@@ -414,13 +414,7 @@ crypto_afalg="no"
 cfi="false"
 cfi_debug="false"
 seccomp="$default_feature"
-glusterfs="$default_feature"
-glusterfs_xlator_opt="no"
-glusterfs_discard="no"
-glusterfs_fallocate="no"
-glusterfs_zerofill="no"
-glusterfs_ftruncate_has_stat="no"
-glusterfs_iocb_has_stat="no"
+glusterfs="auto"
 gtk="$default_feature"
 gtk_gl="no"
 tls_priority="NORMAL"
@@ -1365,7 +1359,7 @@ for opt do
   ;;
   --disable-seccomp) seccomp="no"
   ;;
-  --disable-glusterfs) glusterfs="no"
+  --disable-glusterfs) glusterfs="disabled"
   ;;
   --disable-avx2) avx2_opt="no"
   ;;
@@ -1376,7 +1370,7 @@ for opt do
   --enable-avx512f) avx512f_opt="yes"
   ;;
 
-  --enable-glusterfs) glusterfs="yes"
+  --enable-glusterfs) glusterfs="enabled"
   ;;
   --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
       echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
@@ -3870,64 +3864,6 @@ if test "$libxml2" != "no" ; then
     fi
 fi
 
-##########################################
-# glusterfs probe
-if test "$glusterfs" != "no" ; then
-  if $pkg_config --atleast-version=3 glusterfs-api; then
-    glusterfs="yes"
-    glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
-    glusterfs_libs=$($pkg_config --libs glusterfs-api)
-    if $pkg_config --atleast-version=4 glusterfs-api; then
-      glusterfs_xlator_opt="yes"
-    fi
-    if $pkg_config --atleast-version=5 glusterfs-api; then
-      glusterfs_discard="yes"
-    fi
-    if $pkg_config --atleast-version=6 glusterfs-api; then
-      glusterfs_fallocate="yes"
-      glusterfs_zerofill="yes"
-    fi
-    cat > $TMPC << EOF
-#include <glusterfs/api/glfs.h>
-
-int
-main(void)
-{
-	/* new glfs_ftruncate() passes two additional args */
-	return glfs_ftruncate(NULL, 0, NULL, NULL);
-}
-EOF
-    if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
-      glusterfs_ftruncate_has_stat="yes"
-    fi
-    cat > $TMPC << EOF
-#include <glusterfs/api/glfs.h>
-
-/* new glfs_io_cbk() passes two additional glfs_stat structs */
-static void
-glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
-{}
-
-int
-main(void)
-{
-	glfs_io_cbk iocb = &glusterfs_iocb;
-	iocb(NULL, 0 , NULL, NULL, NULL);
-	return 0;
-}
-EOF
-    if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
-      glusterfs_iocb_has_stat="yes"
-    fi
-  else
-    if test "$glusterfs" = "yes" ; then
-      feature_not_found "GlusterFS backend support" \
-          "Install glusterfs-api devel >= 3"
-    fi
-    glusterfs="no"
-  fi
-fi
-
 # Check for inotify functions when we are building linux-user
 # emulator.  This is done because older glibc versions don't
 # have syscall stubs for these implemented.  In that case we
@@ -6414,36 +6350,6 @@ if test "$getauxval" = "yes" ; then
   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
 fi
 
-if test "$glusterfs" = "yes" ; then
-  echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
-  echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
-  echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
-fi
-
-if test "$glusterfs_xlator_opt" = "yes" ; then
-  echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
-fi
-
-if test "$glusterfs_discard" = "yes" ; then
-  echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
-fi
-
-if test "$glusterfs_fallocate" = "yes" ; then
-  echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
-fi
-
-if test "$glusterfs_zerofill" = "yes" ; then
-  echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
-fi
-
-if test "$glusterfs_ftruncate_has_stat" = "yes" ; then
-  echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak
-fi
-
-if test "$glusterfs_iocb_has_stat" = "yes" ; then
-  echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak
-fi
-
 if test "$libssh" = "yes" ; then
   echo "CONFIG_LIBSSH=y" >> $config_host_mak
   echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
@@ -6923,7 +6829,7 @@ NINJA=$ninja $meson setup \
         -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \
         -Dgettext=$gettext -Dxkbcommon=$xkbcommon -Du2f=$u2f -Dvirtiofsd=$virtiofsd \
         -Dcapstone=$capstone -Dslirp=$slirp -Dfdt=$fdt -Dbrlapi=$brlapi \
-        -Dcurl=$curl \
+        -Dcurl=$curl -Dglusterfs=$glusterfs \
         -Diconv=$iconv -Dcurses=$curses -Dlibudev=$libudev\
         -Ddocs=$docs -Dsphinx_build=$sphinx_build -Dinstall_blobs=$blobs \
         -Dvhost_user_blk_server=$vhost_user_blk_server \