# HG changeset patch
# User Bernhard Urban <bernhard.urban@jku.at>
# Date 1391177073 -7200
# Node ID 1e72cd05b77e67883bb5203e0c0f525fa16070a7
# Parent  12e1c788c1d5d01005e117480a76ee5344dbd744
hs build: add graal tag to hotspot build version

diff -r 12e1c788c1d5 -r 1e72cd05b77e mx/mx_graal.py
--- a/mx/mx_graal.py	Fri Jan 31 14:54:34 2014 +0200
+++ b/mx/mx_graal.py	Fri Jan 31 16:04:33 2014 +0200
@@ -631,6 +631,13 @@
             env.setdefault('LANG', 'C')
             env.setdefault('HOTSPOT_BUILD_JOBS', str(cpus))
             env.setdefault('ALT_BOOTDIR', mx.java().jdk)
+
+            # extract latest release tag for graal
+            tags = [x.split(' ')[0] for x in subprocess.check_output(['hg', 'tags']).split('\n') if x.startswith("graal-")]
+            if tags:
+                # extract the most recent tag
+                tag = sorted(tags, key = lambda e : [int(x) for x in e[len("graal-"):].split('.')], reverse = True)[0]
+                env.setdefault('USER_RELEASE_SUFFIX', tag)
             if not mx._opts.verbose:
                 runCmd.append('MAKE_VERBOSE=')
             env['JAVA_HOME'] = jdk