From 67d2b0bd4ea3291d1e52b47d24b8347c39d39f9b Mon Sep 17 00:00:00 2001
From: Axel Isouard <axel@isouard.fr>
Date: Sun, 29 Jan 2017 10:59:31 +0100
Subject: [PATCH] Generate libwebrtc.h file, move version definitions inside a
 CMake module

---
 CMakeLists.txt                      | 21 +------------------
 CMakeModules/LibWebRTCVersion.cmake | 32 +++++++++++++++++++++++++++++
 2 files changed, 33 insertions(+), 20 deletions(-)
 create mode 100644 CMakeModules/LibWebRTCVersion.cmake

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e80ca9e..9e7eab8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -25,26 +25,7 @@ option(BUILD_SAMPLES "Build samples binaries" OFF)
 set(NINJA_ARGS "" CACHE STRING "Ninja arguments to pass before compiling WebRTC")
 
 include(LibWebRTCSubsystem)
-
-#
-# Versioning
-#
-
-set(LIBWEBRTC_MAJOR_VERSION 0)
-set(LIBWEBRTC_MINOR_VERSION 0)
-set(LIBWEBRTC_PATCH_VERSION 1)
-set(LIBWEBRTC_BUILD_VERSION rc.4)
-
-set(LIBWEBRTC_API_VERSION
-    "${LIBWEBRTC_MAJOR_VERSION}.${LIBWEBRTC_MINOR_VERSION}.${LIBWEBRTC_PATCH_VERSION}")
-set(LIBWEBRTC_VERSION
-    ${LIBWEBRTC_API_VERSION}-${LIBWEBRTC_BUILD_VERSION})
-
-set(LIBWEBRTC_LIBRARY_PROPERTIES ${LIBWEBRTC_LIBRARY_PROPERTIES}
-    VERSION "${LIBWEBRTC_VERSION}"
-    SOVERSION "${LIBWEBRTC_API_VERSION}")
-
-set(LIBWEBRTC_WEBRTC_REVISION ae2551232b5249e38298a50f2d9a64d3c862db00)
+include(LibWebRTCVersion)
 
 #
 # Directories
diff --git a/CMakeModules/LibWebRTCVersion.cmake b/CMakeModules/LibWebRTCVersion.cmake
new file mode 100644
index 0000000..9d53095
--- /dev/null
+++ b/CMakeModules/LibWebRTCVersion.cmake
@@ -0,0 +1,32 @@
+#
+# Versioning
+#
+
+set(LIBWEBRTC_MAJOR_VERSION 0)
+set(LIBWEBRTC_MINOR_VERSION 0)
+set(LIBWEBRTC_PATCH_VERSION 1)
+set(LIBWEBRTC_BUILD_VERSION rc.4)
+
+set(LIBWEBRTC_API_VERSION
+    "${LIBWEBRTC_MAJOR_VERSION}.${LIBWEBRTC_MINOR_VERSION}.${LIBWEBRTC_PATCH_VERSION}")
+set(LIBWEBRTC_VERSION
+    ${LIBWEBRTC_API_VERSION}-${LIBWEBRTC_BUILD_VERSION})
+
+set(LIBWEBRTC_LIBRARY_PROPERTIES ${LIBWEBRTC_LIBRARY_PROPERTIES}
+    VERSION "${LIBWEBRTC_VERSION}"
+    SOVERSION "${LIBWEBRTC_API_VERSION}")
+
+set(LIBWEBRTC_WEBRTC_REVISION ae2551232b5249e38298a50f2d9a64d3c862db00)
+
+file(WRITE ${CMAKE_BINARY_DIR}/libwebrtc.h "#ifndef LIBWEBRTC_H_
+#define LIBWEBRTC_H_
+
+#define LIBWEBRTC_MAJOR_VERSION   \"${LIBWEBRTC_MAJOR_VERSION}\"
+#define LIBWEBRTC_MINOR_VERSION   \"${LIBWEBRTC_MINOR_VERSION}\"
+#define LIBWEBRTC_PATCH_VERSION   \"${LIBWEBRTC_PATCH_VERSION}\"
+#define LIBWEBRTC_BUILD_VERSION   \"${LIBWEBRTC_BUILD_VERSION}\"
+#define LIBWEBRTC_WEBRTC_REVISION \"${LIBWEBRTC_WEBRTC_REVISION}\"
+
+#endif /* LIBWEBRTC_H_ */
+")
+