set version in flake

CMakeLists.txt

@@ -26,8 +26,12 @@ set(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE)
 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
 set(CMAKE_INSTALL_RPATH "$ORIGIN/../${CMAKE_INSTALL_LIBDIR}")
 
-find_package(Git)
+if(DEFINED CLRSYNC_SEMVER)
+  set(SEMVER "${CLRSYNC_SEMVER}")
+else()
+  find_package(Git QUIET)
 
+  if(GIT_FOUND AND EXISTS "${CMAKE_SOURCE_DIR}/.git")
     execute_process(
       COMMAND git describe --tags --long --always
       WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
@@ -35,6 +39,7 @@ execute_process(
       OUTPUT_STRIP_TRAILING_WHITESPACE
       ERROR_QUIET
     )
+  endif()
 
   if(GIT_DESCRIBE MATCHES "^[vV]?[0-9]+\\.[0-9]+\\.[0-9]+-[0-9]+-g[0-9a-f]+")
     string(REGEX REPLACE
@@ -47,6 +52,9 @@ elseif(GIT_DESCRIBE)
   else()
     set(SEMVER "${PROJECT_VERSION}")
   endif()
+endif()
+
+message(STATUS "clrsync version: ${SEMVER}")
 
 configure_file(
     ${CMAKE_SOURCE_DIR}/src/core/version.hpp.in

package.nix

@@ -20,7 +20,14 @@
 
 stdenv.mkDerivation rec {
   pname = "clrsync";
-  version = "unstable-2024-12-15";
+
+  baseVersion = "0.1.4";
+
+  version =
+    if src ? rev then
+      "${baseVersion}+${toString src.revCount}.git.${lib.substring 0 7 src.rev}"
+    else
+      baseVersion;
 
   src = lib.cleanSourceWith {
     src = ./.;
@@ -70,6 +77,7 @@ stdenv.mkDerivation rec {
   cmakeFlags = [
     "-DCMAKE_BUILD_TYPE=Release"
     "-DUSE_SYSTEM_GLFW=ON"
+    "-DCLRSYNC_SEMVER=${version}"
   ];
 
   installPhase = ''

src/core/version.hpp

@@ -7,7 +7,7 @@
 namespace clrsync::core
 {
 
-const std::string GIT_SEMVER = "0.1.4+2.git.g4b4af0f";
+const std::string GIT_SEMVER = "0.1.4+3.git.g8a2b224";
 
 const std::string version_string();
 } // namespace clrsync::core