do not break ncnn_version() api compatibility (#6438)

Author: nihui

CMakeLists.txt

@@ -19,6 +19,7 @@ set(NCNN_VERSION_MAJOR 1)
 set(NCNN_VERSION_MINOR 0)
 set(NCNN_VERSION_PATCH ${NCNN_VERSION})
 set(NCNN_VERSION_STRING ${NCNN_VERSION_MAJOR}.${NCNN_VERSION_MINOR}.${NCNN_VERSION_PATCH})
+set(NCNN_VERSION_NUMBER ${NCNN_VERSION})
 message(STATUS "NCNN_VERSION_STRING = ${NCNN_VERSION_STRING}")
 
 cmake_minimum_required(VERSION 2.8.12...3.10)

src/c_api.cpp

@@ -34,14 +34,14 @@ using ncnn::ParamDict;
 extern "C" {
 #endif
 
-const char* ncnn_version_string()
+const char* ncnn_version()
 {
     return NCNN_VERSION_STRING;
 }
 
-int ncnn_version()
+int ncnn_version_number()
 {
-    return NCNN_VERSION;
+    return NCNN_VERSION_NUMBER;
 }
 
 /* allocator api */

src/c_api.h

@@ -15,8 +15,8 @@
 extern "C" {
 #endif
 
-NCNN_EXPORT const char* ncnn_version_string(void);
-NCNN_EXPORT int ncnn_version(void);
+NCNN_EXPORT const char* ncnn_version(void);
+NCNN_EXPORT int ncnn_version_number(void);
 
 /* allocator api */
 typedef struct __ncnn_allocator_t* ncnn_allocator_t;

src/gpu.cpp

@@ -2535,7 +2535,7 @@ int create_gpu_instance(const char* driver_path)
     applicationInfo.pApplicationName = "ncnn";
     applicationInfo.applicationVersion = 0;
     applicationInfo.pEngineName = "ncnn";
-    applicationInfo.engineVersion = NCNN_VERSION;
+    applicationInfo.engineVersion = NCNN_VERSION_NUMBER;
     applicationInfo.apiVersion = instance_api_version;
 
     void* enabledExtensionFeatures = 0;

src/platform.h.in

@@ -60,7 +60,7 @@
 #cmakedefine01 NCNN_FORCE_INLINE
 
 #cmakedefine NCNN_VERSION_STRING "@NCNN_VERSION_STRING@"
-#cmakedefine NCNN_VERSION @NCNN_VERSION@
+#cmakedefine NCNN_VERSION_NUMBER @NCNN_VERSION_NUMBER@
 
 #include "ncnn_export.h"