[jsonrpc-glib] build: add -Bsymbolic and disable asserts

[Christian Hergert <chergert src gnome org>]

commit fd9ef12aec03b9b7cb6f58027c8d9e3f9c5d4a1c
Author: Christian Hergert <chergert redhat com>
Date:   Wed Oct 10 11:53:06 2018 -0700

    build: add -Bsymbolic and disable asserts
    
    This improves the performance of release builds a bit and ensures that we
    avoid calling functions through the linker table as well as disabling
    asserts outside of developer builds.

 meson.build     | 22 ++++++++++++++++++++++
 src/meson.build |  2 +-
 2 files changed, 23 insertions(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index 1004eca..6be893a 100644
--- a/meson.build
+++ b/meson.build
@@ -125,6 +125,28 @@ if get_option('default_library') != 'static'
   endif
 endif
 
+release_args = []
+global_link_args = []
+test_link_args = [
+  '-Wl,-z,relro',
+  '-Wl,-z,now',
+]
+if not get_option('buildtype').startswith('debug')
+  # TODO: Maybe reuse 'b_ndebug' option
+  add_global_arguments(['-DG_DISABLE_CAST_CHECKS'], language: 'c')
+  release_args += [ '-DG_DISABLE_ASSERT' ]
+  test_link_args += [
+    '-Wl,-Bsymbolic',
+    '-fno-plt',
+  ]
+endif
+foreach link_arg: test_link_args
+  if cc.links('int main () { return 0; }', name: link_arg, args: link_arg)
+    global_link_args += link_arg
+  endif
+endforeach
+add_project_link_arguments(global_link_args, language: 'c')
+
 configure_file(
          output: 'config.h',
   configuration: config_h,
diff --git a/src/meson.build b/src/meson.build
index 4570260..12f8e32 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -52,7 +52,7 @@ libjsonrpc_glib = library(
   'jsonrpc-glib-' + apiversion,
   libjsonrpc_glib_sources,
 
-        c_args: hidden_visibility_args,
+        c_args: hidden_visibility_args + release_args,
   dependencies: libjsonrpc_glib_deps,
      soversion: soversion,
        version: libversion,