Fixed Git build version in the about dialog

previously was displayed the library build version, which is no more the same
after the library and plugins repository split.

plugins/CMakeLists.txt

@@ -62,3 +62,19 @@ endif()
 if(PLUGIN_PUREDATA)
     add_subdirectory(puredata)
 endif()
+
+# Git build identifier
+add_custom_target(plugins-generate-git-build-id
+    COMMAND "${CMAKE_COMMAND}"
+            "-DSOURCE_DIR=${PROJECT_SOURCE_DIR}"
+            "-DOUTPUT_FILE=${PROJECT_BINARY_DIR}/git-build-id/PluginGitBuildId.c"
+            "-DPREFIX=Plugin"
+            "-P" "${PROJECT_SOURCE_DIR}/library/cmake/GitBuildID.cmake"
+    BYPRODUCTS "${PROJECT_BINARY_DIR}/git-build-id/PluginGitBuildId.c")
+add_library(plugins-git-build-id STATIC EXCLUDE_FROM_ALL
+    "${PROJECT_SOURCE_DIR}/plugins/git-build-id/PluginGitBuildId.h"
+    "${PROJECT_BINARY_DIR}/git-build-id/PluginGitBuildId.c")
+target_include_directories(plugins-git-build-id PUBLIC "plugins/git-build-id")
+add_dependencies(plugins-git-build-id plugins-generate-git-build-id)
+
+target_link_libraries(sfizz_editor PRIVATE plugins-git-build-id)

plugins/editor/CMakeLists.txt

@@ -99,7 +99,10 @@ add_library(sfizz_editor STATIC EXCLUDE_FROM_ALL
 )
 add_library(sfizz::editor ALIAS sfizz_editor)
 
-target_include_directories(sfizz_editor PUBLIC "src")
+target_include_directories(sfizz_editor PUBLIC
+    src
+    ${PROJECT_SOURCE_DIR}/plugins/git-build-id
+)
 target_link_libraries(sfizz_editor PUBLIC sfizz::messaging sfizz::plugins-common)
 target_link_libraries(sfizz_editor PRIVATE sfizz::vstgui)
 target_compile_definitions(sfizz_editor PRIVATE
@@ -161,6 +164,3 @@ if(NOT CMAKE_CROSSCOMPILING)
             DEPENDS layout-maker "${CMAKE_CURRENT_SOURCE_DIR}/layout/${_layout}.fl")
     endforeach()
 endif()
-
-# Git build identifier
-target_link_libraries(sfizz_editor PRIVATE sfizz-git-build-id)

plugins/editor/src/editor/DlgAbout.cpp

@@ -7,7 +7,7 @@
 #include "DlgAbout.h"
 #include "GUIComponents.h"
 #include "GUIDefs.h"
-#include "GitBuildId.h"
+#include "PluginGitBuildId.h"
 #include "NativeHelpers.h"
 
 #include "utility/vstgui_before.h"
@@ -53,8 +53,8 @@ SAboutDialog::SAboutDialog(const CRect& bounds)
 
             const char* version = SFIZZ_VERSION;
             std::string versionBuf;
-            if (GitBuildId[0]) {
-                versionBuf = absl::StrCat(SFIZZ_VERSION ".", GitBuildId);
+            if (PluginGitBuildId[0]) {
+                versionBuf = absl::StrCat(SFIZZ_VERSION ".", PluginGitBuildId);
                 version = versionBuf.c_str();
             }
 #if 0

plugins/git-build-id/PluginGitBuildId.h

@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: BSD-2-Clause
+
+// This code is part of the sfizz library and is licensed under a BSD 2-clause
+// license. You should have receive a LICENSE.md file along with the code.
+// If not, contact the sfizz maintainers at https://github.com/sfztools/sfizz
+
+#pragma once
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+/**
+ * @brief Short identifier of the current head commit.
+ * This generated identifier is empty if the build is not from a Git repository.
+ */
+extern const char* PluginGitBuildId;
+
+#if defined(__cplusplus)
+} // extern "C"
+#endif