RFR: JDK-8076577 Do not allow ccache prior to 3.2 on macosx

[Erik Joelsson]

Looks ok.

/Erik


On 2016-12-02 15:15, Magnus Ihse Bursie wrote:
> On macosx, ccache prior to 3.2 does not work properly. We should 
> detect this during configure.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8076577
> Patch inline:
> diff --git a/common/autoconf/build-performance.m4 
> b/common/autoconf/build-performance.m4
> --- a/common/autoconf/build-performance.m4
> +++ b/common/autoconf/build-performance.m4
> @@ -217,6 +217,13 @@
>  AC_DEFUN([BPERF_SETUP_CCACHE_USAGE],
>  [
>    if test "x$CCACHE" != x; then
> +    if test "x$OPENJDK_BUILD_OS" = "xmacosx"; then
> +      HAS_BAD_CCACHE=[`$ECHO $CCACHE_VERSION | \
> +          $GREP -e '^1\.' -e '^2\.' -e '^3\.0\.' -e '^3\.1\.'`]
> +      if test "x$HAS_BAD_CCACHE" != "x"; then
> +        AC_MSG_ERROR([On macosx, ccache 3.2 or later is required, 
> found $CCACHE_VERSION])
> +      fi
> +    fi
>      if test "x$USE_PRECOMPILED_HEADER" = "x1"; then
>        HAS_BAD_CCACHE=[`$ECHO $CCACHE_VERSION | \
>            $GREP -e '^1.*' -e '^2.*' -e '^3\.0.*' -e '^3\.1\.[0123]$'`]
>
> /Magnus