os: fix os.release() for aix and add test

PR-URL: #10245 Reviewed-By: Michael Dawson <[email protected]> Reviewed-By: Gibson Fahnestock <[email protected]> Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: James M Snell <[email protected]>

Author: jBarz

src/node_os.cc

@@ -83,7 +83,14 @@ static void GetOSRelease(const FunctionCallbackInfo<Value>& args){
 if (uname(&info) < 0){
 return env->ThrowErrnoException(errno, "uname");
  }
+# ifdef _AIX
+char release[256];
+snprintf(release, sizeof(release),
+"%s.%s", info.version, info.release);
+ rval = release;
+# else
  rval = info.release;
+# endif
 #else// Windows
 char release[256];
  OSVERSIONINFOW info;

test/parallel/test-os.js

@@ -62,6 +62,9 @@ assert.ok(type.length > 0);
 varrelease=os.release();
 console.log('release = ',release);
 assert.ok(release.length>0);
+//TODO: Check format on more than just AIX
+if(common.isAix)
+assert.ok(/^\d+\.\d+$/.test(release));
 
 varplatform=os.platform();
 console.log('platform = ',platform);