We need to adjust the script that runs the tests to get them out of the

build directory not the original source directory and we need to be able

to specify an alternate re2c binary when running system tests.

This patch should be sent upstream.

--- re2c-0.14.2/run_tests.sh.in.orig	2015-10-13 06:22:20.787156312 -0700

+++ re2c-0.14.2/run_tests.sh.in	2015-10-13 06:33:42.229167381 -0700

@@ -14,7 +14,7 @@

 if uname|grep -q -i 'CYGWIN' && test -x "@WINBUILDDIR@/re2c.exe"; then

 re2c='@WINBUILDDIR@/re2c.exe'

 else

-re2c='@builddir@/re2c'

+re2c="${RE2C_BIN:-@builddir@/re2c}"

 fi

 if test ! -x "${re2c}"; then

   echo "Cannot find re2c executable (${re2c})."

@@ -33,7 +33,7 @@

 fi

 echo "Diffing: ${diff}"

 if test $# = 0; then

-tests=`for i in test lessons; do find @top_srcdir@/$i -name '*.re'; done|sort`

+tests=`for i in test lessons; do find ./$i -name '*.re'; done|sort`

 else

 tests="$@"

 fi;