Merge pull request #2021 from chriseppstein/language_version

Expose the libsass language version via API.

Author: mgreter

include/sass/base.h

@@ -79,6 +79,9 @@ ADDAPI char* ADDCALL sass_resolve_file (const char* path, const char* incs[]);
 // Get compiled libsass version
 ADDAPI const char* ADDCALL libsass_version(void);
 
+// Get compiled libsass language
+ADDAPI const char* ADDCALL libsass_language_version(void);
+
 #ifdef __cplusplus
 } // __cplusplus defined.
 #endif

include/sass/version.h

@@ -5,4 +5,8 @@
 #define LIBSASS_VERSION "[NA]"
 #endif
 
+#ifndef LIBSASS_LANGUAGE_VERSION
+#define LIBSASS_LANGUAGE_VERSION "[NA]"
+#endif
+
 #endif

include/sass/version.h.in

@@ -5,4 +5,8 @@
 #define LIBSASS_VERSION "@PACKAGE_VERSION@"
 #endif
 
+#ifndef LIBSASS_LANGUAGE_VERSION
+#define LIBSASS_LANGUAGE_VERSION "3.4"
+#endif
+
 #endif

src/sass.cpp

@@ -63,4 +63,10 @@ extern "C" {
     return LIBSASS_VERSION;
   }
 
+  // Get compiled libsass version
+  const char* ADDCALL libsass_language_version(void)
+  {
+    return LIBSASS_LANGUAGE_VERSION;
+  }
+
 }