summaryrefslogtreecommitdiffstats
path: root/src/m4/ax_vpp_find_jdk8.m4
diff options
context:
space:
mode:
authorDamjan Marion <damarion@cisco.com>2017-01-03 13:09:10 +0100
committerDave Barach <openvpp@barachs.net>2017-01-03 14:33:48 +0000
commit2fbd1ae1814834703a861ad4e4bb1996cc01e5b0 (patch)
tree1d0474364d8ef586c0937ffc4688f842f7877897 /src/m4/ax_vpp_find_jdk8.m4
parent5a68debd8173a487dbd67b3e574d962308c91bcc (diff)
Improve Java 8 detection m4 script to deal with pre-set JAVA_HOME
Change-Id: I38685530634fd43d0a46ff43e5ef7d62b9ee4d9b Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/m4/ax_vpp_find_jdk8.m4')
-rw-r--r--src/m4/ax_vpp_find_jdk8.m416
1 files changed, 15 insertions, 1 deletions
diff --git a/src/m4/ax_vpp_find_jdk8.m4 b/src/m4/ax_vpp_find_jdk8.m4
index 29459822fb7..382a6c80e8f 100644
--- a/src/m4/ax_vpp_find_jdk8.m4
+++ b/src/m4/ax_vpp_find_jdk8.m4
@@ -4,7 +4,21 @@ AC_DEFUN([AX_VPP_FIND_JDK8],
[
while true
do
- test "${JAVA_HOME+set}" = set && break
+ if test "${JAVA_HOME+set}" = set ; then
+ AC_MSG_CHECKING([${JAVA_HOME} for Java 8 compiler])
+ JAVAC=${JAVA_HOME}/bin/javac
+ JAVAH=${JAVA_HOME}/bin/javah
+ JAR=${JAVA_HOME}/bin/jar
+ JAVA_VERSION=$(${JAVA_HOME}/bin/javac -source 8 -version 2>&1)
+ if test 0 -eq "$?"; then
+ JAVA_VERSION=$(echo "${JAVA_VERSION}" | cut -d\ -f2)
+ AC_MSG_RESULT([ok])
+ else
+ AC_MSG_RESULT([no])
+ AC_MSG_ERROR([Java in ${JAVA_HOME} (path specified in JAVA_HOME) cannot compile Java 8 code])
+ fi
+ break
+ fi
for dir in $(find /usr/lib/jvm/* -maxdepth 0 -type d); do
AC_MSG_CHECKING([${dir} for Java 8 compiler])