From a2af08c773803755e90614615fe9b649f5b242e6 Mon Sep 17 00:00:00 2001
From: Vitalii Shylienkov <vshilenkov@luxoft.com>
Date: Tue, 14 Apr 2020 11:02:24 +0200
Subject: [PATCH] project: revert UNITY_VERSION_* to unity.h

---
 CMakeLists.txt                     | 40 ++++++++++++++++++------------
 cmake/templates/unity_version.h.in | 12 ---------
 meson.build                        |  3 +--
 src/meson.build                    |  9 -------
 src/unity.h                        |  5 +++-
 5 files changed, 29 insertions(+), 40 deletions(-)
 delete mode 100644 cmake/templates/unity_version.h.in

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 70de467..3a9d8a9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,17 +11,32 @@
 
 cmake_minimum_required(VERSION 3.12)
 
-# Read root meson.build file and get project version from it
-set(ROOT_MESON_BUILD_FILE "meson.build")
-file(READ "${ROOT_MESON_BUILD_FILE}" ROOT_MESON_BUILD_CONTENT)
-string(REGEX MATCH " *version: '[.0-9]+'" UNITY_VERSION "${ROOT_MESON_BUILD_CONTENT}")
-if(NOT UNITY_VERSION)
-    message(FATAL_ERROR "Cannot define version from meson build file")
-endif()
-string(REGEX REPLACE " *version: '([.0-9]+)'" "\\1" UNITY_VERSION "${UNITY_VERSION}")
+# Read src/unity.h file and get project version from it
+set(UNITY_HEADER "src/unity.h")
+
+file(STRINGS "${UNITY_HEADER}" UNITY_HEADER_CONTENT 
+    REGEX "^#define UNITY_VERSION_(MAJOR|MINOR|BUILD) +[0-9]+$"
+)
+
+set(UNITY_HEADER_VERSION_MAJOR 0)
+set(UNITY_HEADER_VERSION_MINOR 0)
+set(UNITY_HEADER_VERSION_BUILD 0)
+
+foreach(VERSION_LINE IN LISTS UNITY_HEADER_CONTENT)
+    foreach(VERSION_PART MAJOR MINOR BUILD)
+        string(CONCAT REGEX_STRING "#define UNITY_VERSION_" 
+                                   "${VERSION_PART}" 
+                                   " +([0-9]+)"
+        )
+
+        if(VERSION_LINE MATCHES "${REGEX_STRING}")
+            set(UNITY_HEADER_VERSION_${VERSION_PART} "${CMAKE_MATCH_1}")
+        endif()
+    endforeach()
+endforeach()
 
 project(unity
-    VERSION     ${UNITY_VERSION}
+    VERSION     ${UNITY_HEADER_VERSION_MAJOR}.${UNITY_HEADER_VERSION_MINOR}.${UNITY_HEADER_VERSION_BUILD}
     LANGUAGES   C
     DESCRIPTION "C Unit testing framework."
 )
@@ -34,12 +49,6 @@ add_library(${PROJECT_NAME}::framework ALIAS ${PROJECT_NAME})
 include(GNUInstallDirs)
 include(CMakePackageConfigHelpers)
 
-# Configuration ----------------------------------------------------------------
-configure_file(cmake/templates/${PROJECT_NAME}_version.h.in 
-               ${PROJECT_NAME}_version.h 
-               @ONLY
-)
-
 target_sources(${PROJECT_NAME}
     PRIVATE
         src/unity.c
@@ -54,7 +63,6 @@ target_include_directories(${PROJECT_NAME}
 
 set(${PROJECT_NAME}_PUBLIC_HEADERS src/unity.h
                                    src/unity_internals.h
-                                   ${CMAKE_CURRENT_BINARY_DIR}/unity_version.h
 )
 
 set_target_properties(${PROJECT_NAME}
diff --git a/cmake/templates/unity_version.h.in b/cmake/templates/unity_version.h.in
deleted file mode 100644
index 7c89e77..0000000
--- a/cmake/templates/unity_version.h.in
+++ /dev/null
@@ -1,12 +0,0 @@
-#ifndef UNITY_CONFIG_H
-#define UNITY_CONFIG_H
-
-#define UNITY_VERSION_STRING "@PROJECT_VERSION@"
-#define UNITY_VERSION_MAJOR  @PROJECT_VERSION_MAJOR@
-#define UNITY_VERSION_MINOR  @PROJECT_VERSION_MINOR@
-#define UNITY_VERSION_BUILD  @PROJECT_VERSION_PATCH@
-#define UNITY_VERSION        ((UNITY_VERSION_MAJOR << 16) | \
-                             (UNITY_VERSION_MINOR << 8) |   \
-                             UNITY_VERSION_BUILD)
-
-#endif /* UNITY_CONFIG_H */
diff --git a/meson.build b/meson.build
index 33d5887..968e5b1 100644
--- a/meson.build
+++ b/meson.build
@@ -7,8 +7,7 @@
 project('unity', 'c',
     license: 'MIT',
     meson_version: '>=0.53.0',
-    default_options: ['layout=flat', 'warning_level=3', 'werror=true', 'c_std=c11'],
-    version: '2.5.0'
+    default_options: ['layout=flat', 'warning_level=3', 'werror=true', 'c_std=c11']
 )
 lang = 'c'
 cc = meson.get_compiler(lang)
diff --git a/src/meson.build b/src/meson.build
index 19e7bd8..7ede15a 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -4,15 +4,6 @@
 #
 # license: MIT
 #
-conf_data = configuration_data()
-conf_data.set('PROJECT_VERSION', meson.project_version())
-conf_data.set('PROJECT_VERSION_MAJOR',meson.project_version().split('.')[0])
-conf_data.set('PROJECT_VERSION_MINOR',meson.project_version().split('.')[1])
-conf_data.set('PROJECT_VERSION_PATCH',meson.project_version().split('.')[2])
-unity_version_template = join_paths(meson.source_root(), 'cmake/templates/unity_version.h.in')
-unity_version_file =configure_file(input : unity_version_template,
-                                   output : 'unity_version.h',
-                                   configuration : conf_data)
 unity_dir = include_directories('.')
 
 unity_lib = static_library(meson.project_name(), 
diff --git a/src/unity.h b/src/unity.h
index 6eceb8d..925cd4d 100644
--- a/src/unity.h
+++ b/src/unity.h
@@ -8,7 +8,10 @@
 #define UNITY_FRAMEWORK_H
 #define UNITY
 
-#include "unity_version.h"
+#define UNITY_VERSION_MAJOR    2
+#define UNITY_VERSION_MINOR    5
+#define UNITY_VERSION_BUILD    0
+#define UNITY_VERSION          ((UNITY_VERSION_MAJOR << 16) | (UNITY_VERSION_MINOR << 8) | UNITY_VERSION_BUILD)
 
 #ifdef __cplusplus
 extern "C"