Re: configure does not detect librados or librbd since the switch to meson

[Paolo Bonzini <pbonzini@redhat.com>]

On 25/01/21 20:47, Peter Lieven wrote:
>> Can you include the meson-logs/meson-log.txt output?
> 
> Sure:https://pastebin.com/u3XtbDvQ

Does this work for you?

diff --git a/meson.build b/meson.build
index 690d48a6fd..a662772c4a 100644
--- a/meson.build
+++ b/meson.build
@@ -14,6 +14,9 @@ config_host = keyval.load(meson.current_build_dir() / 
'config-host.mak')
  enable_modules = 'CONFIG_MODULES' in config_host
  enable_static = 'CONFIG_STATIC' in config_host

+# Allow both shared and static libraries unless --enable-static
+static_kwargs = enable_static ? {'static': true} : {}
+
  # Temporary directory used for files created while
  # configure runs. Since it is in the build directory
  # we can safely blow away any previous version of it
@@ -679,10 +682,10 @@ endif
  rbd = not_found
  if not get_option('rbd').auto() or have_block
    librados = cc.find_library('rados', required: get_option('rbd'),
-                             static: enable_static)
+                             kwargs: static_kwargs)
    librbd = cc.find_library('rbd', has_headers: ['rbd/librbd.h'],
                             required: get_option('rbd'),
-                           static: enable_static)
+                           kwargs: static_kwargs)
    if librados.found() and librbd.found() and cc.links('''
      #include <stdio.h>
      #include <rbd/librbd.h>
@@ -693,6 +696,9 @@ if not get_option('rbd').auto() or have_block
      }''', dependencies: [librbd, librados])
      rbd = declare_dependency(dependencies: [librbd, librados])
    endif
+  if not rbd.found() and get_option('rbd').enabled()
+    error('could not link librbd')
+  endif
  endif

  glusterfs = not_found

(It's not a complete patch, all instances of "static: enable_static" 
would need to be changed because other libraries could have the same issue).

Thanks,

Paolo