meson: Generate nice-version.h in the right builddir

We want it in the `nice/` subdir so that it gets picked up correctly
during uninstalled builds, such as in the gstreamer monorepo.

The `NICE_CHECK_VERSION` macro was non-functional in the monorepo
because of this.

5 files changed, 47 insertions, 12 deletions

diff --git a/docs/reference/libnice/libnice-sections.txt b/docs/reference/libnice/libnice-sections.txt
index 011e8fd..5c428a3 100644
--- a/docs/reference/libnice/libnice-sections.txt
+++ b/docs/reference/libnice/libnice-sections.txt
@@ -82,6 +82,10 @@ nice_nomination_mode_get_type
 nice_proxy_type_get_type
 <SUBSECTION Private>
 NiceAgentClass
+NICE_VERSION_MAJOR
+NICE_VERSION_MICRO
+NICE_VERSION_MINOR
+NICE_VERSION_NANO
 </SECTION>
 
 <SECTION>
diff --git a/gst/meson.build b/gst/meson.build
index 572c6ab..4ed4794 100644
--- a/gst/meson.build
+++ b/gst/meson.build
@@ -12,8 +12,7 @@ libgstnice = library('gstnice',
   gst_nice_sources,
   c_args : gst_nice_args,
   include_directories: nice_incs,
-  dependencies: [nice_deps, gst_dep],
-  link_with: libnice,
+  dependencies: [libnice_dep, gst_dep],
   install_dir: gst_plugins_install_dir,
   install: true)
 plugins = [libgstnice]
diff --git a/meson.build b/meson.build
index 6a733b7..4faffb4 100644
--- a/meson.build
+++ b/meson.build
@@ -85,15 +85,6 @@ add_project_arguments('-D_GNU_SOURCE',
   '-DNICE_VERSION_NANO=' + version_nano,
   language: 'c')
 
-version_conf = configuration_data()
-version_conf.set('NICE_VERSION_MAJOR', version_major)
-version_conf.set('NICE_VERSION_MINOR', version_minor)
-version_conf.set('NICE_VERSION_MICRO', version_micro)
-version_conf.set('NICE_VERSION_NANO', version_nano)
-nice_version_h = configure_file(output: 'nice-version.h',
-  install_dir: get_option('includedir') / 'nice',
-  configuration: version_conf)
-
 cdata = configuration_data()
 
 cdata.set_quoted('PACKAGE_STRING', meson.project_name())
diff --git a/nice/meson.build b/nice/meson.build
index 6916781..b1daa44 100644
--- a/nice/meson.build
+++ b/nice/meson.build
@@ -1,4 +1,3 @@
-nice_gen_sources = [nice_version_h]
 nice_link_args = []
 
 # libnice.def
@@ -31,9 +30,21 @@ libnice = library('nice',
   link_depends: mapfile,
   install: true)
 
+version_conf = configuration_data()
+version_conf.set('version_major', version_major)
+version_conf.set('version_minor', version_minor)
+version_conf.set('version_micro', version_micro)
+version_conf.set('version_nano', version_nano)
+nice_version_h = configure_file(input : 'nice-version.h.in',
+  output: 'nice-version.h',
+  install_dir: get_option('includedir') / 'nice',
+  configuration: version_conf)
+
 install_headers('nice.h', subdir: 'nice')
 nice_include = include_directories('.')
 
+nice_gen_sources = [nice_version_h]
+
 # introspection
 build_gir = gir.found() and not get_option('introspection').disabled()
 if build_gir
diff --git a/nice/nice-version.h.in b/nice/nice-version.h.in
new file mode 100644
index 0000000..6445ae8
--- /dev/null
+++ b/nice/nice-version.h.in
@@ -0,0 +1,30 @@
+/**
+ * NICE_VERSION_MAJOR:
+ *
+ * Private, use NICE_CHECK_VERSION
+ */
+
+/**
+ * NICE_VERSION_MINOR:
+ *
+ * Private, use NICE_CHECK_VERSION
+ */
+
+/**
+ * NICE_VERSION_MICRO:
+ *
+ * Private, use NICE_CHECK_VERSION
+ */
+
+/**
+ * NICE_VERSION_NANO:
+ *
+ * Private, use NICE_CHECK_VERSION
+ */
+
+#pragma once
+
+#define NICE_VERSION_MAJOR @version_major@
+#define NICE_VERSION_MINOR @version_minor@
+#define NICE_VERSION_MICRO @version_micro@
+#define NICE_VERSION_NANO @version_nano@