configure: Remove usage of memalign_hack in ffmpeg

[platform/upstream/gst-libav.git] / meson.build

diff --git a/meson.build b/meson.build
index 9441d78..e23b983 100644 (file)
--- a/meson.build
+++ b/meson.build
@@ -1,8 +1,7 @@
 project('gst-libav', 'c', 'cpp',
-  version : '1.9.2.1',
-  meson_version : '>= 0.33.0',
+  version : '1.11.90',
+  meson_version : '>= 0.36.0',
   default_options : [ 'warning_level=1',
-                      'c_std=gnu99',
                       'buildtype=debugoptimized' ])
 
 gst_version = meson.project_version()
@@ -26,7 +25,7 @@ check_ffmpeg_src = '''#include <libavcodec/avcodec.h>
 #error libav provider should be FFmpeg
 #endif'''
 
-if not cc.compiles(check_ffmpeg_src, name : 'libav is provided by FFmpeg')
+if not cc.compiles(check_ffmpeg_src, dependencies : libav_deps, name : 'libav is provided by FFmpeg')
     error('Uncompatible libavcodec found')
 endif
 
@@ -34,6 +33,13 @@ cdata = configuration_data()
 cdata.set('LIBAV_SOURCE', '"system install"')
 cdata.set('PACKAGE_VERSION', '"@0@"'.format(gst_version))
 cdata.set('PACKAGE', '"gst-libav"')
+check_headers = [['unistd.h', 'HAVE_UNISTD_H']]
+
+foreach h : check_headers
+  if cc.has_header(h.get(0))
+    cdata.set(h.get(1), 1)
+  endif
+endforeach
 
 gst_req = '>= @0@.@1@.0'.format(gst_version_major, gst_version_minor)
 gst_dep = dependency('gstreamer-1.0', version : gst_req,
@@ -49,11 +55,48 @@ gstpbutils_dep = dependency('gstreamer-pbutils-1.0', version : gst_req,
     fallback : ['gst-plugins-base', 'pbutils_dep'])
 libm = cc.find_library('m', required : false)
 
-configure_file(input : 'config.h.meson',
-  output : 'config.h',
-  configuration : cdata)
+configure_file(output : 'config.h', configuration : cdata)
+
+gst_libav_args = ['-DHAVE_CONFIG_H']
+if cc.get_id() != 'msvc'
+  gst_libav_args += ['-Wno-deprecated-declarations']
+else
+  # Ignore several spurious warnings for things gstreamer does very commonly
+  # If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
+  # If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
+  # NOTE: Only add warnings here if you are sure they're spurious
+  add_project_arguments(
+      '/wd4018', # implicit signed/unsigned conversion
+      '/wd4146', # unary minus on unsigned (beware INT_MIN)
+      '/wd4244', # lossy type conversion (e.g. double -> int)
+      '/wd4305', # truncating type conversion (e.g. double -> float)
+      language : 'c')
+endif
+
+if gst_dep.type_name() == 'internal'
+    gst_proj = subproject('gstreamer')
+
+    if gst_proj.get_variable('disable_gst_debug')
+        message('GStreamer debug system is disabled')
+        add_project_arguments('-Wno-unused', language: 'c')
+    else
+        message('GStreamer debug system is enabled')
+    endif
+else
+    # We can't check that in the case of subprojects as we won't
+    # be able to build against an internal dependency (which is not built yet)
+    if not cc.compiles('''
+#include <gst/gstconfig.h>
+#ifdef GST_DISABLE_GST_DEBUG
+#error "debugging disabled, make compiler fail"
+#endif''' , dependencies: gst_dep)
+        message('GStreamer debug system is disabled')
+        add_project_arguments('-Wno-unused', language: 'c')
+    else
+        message('GStreamer debug system is enabled')
+    endif
+endif
 
-gst_libav_args = ['-DHAVE_CONFIG_H', '-Wno-deprecated-declarations']
 configinc = include_directories('.')
 plugins_install_dir = '@0@/gstreamer-1.0'.format(get_option('libdir'))
 subdir('ext/libav/')