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##*****************************************************************************
# AUTHOR:
# Alejandro Sanchez <alex@schedmd.com>
#
# SYNOPSIS:
# X_AC_RDKAFKA
#
# DESCRIPTION:
# Determine if librdkafka development files are available
##*****************************************************************************
AC_DEFUN([X_AC_RDKAFKA],
[
_x_ac_rdkafka_dirs="/usr /usr/local"
_x_ac_rdkafka_lib_dirs="lib/x86_64-linux-gnu lib"
AC_ARG_WITH([rdkafka],
[AS_HELP_STRING([--with-rdkafka=PATH],
[Specify path to librdkafka installation])],
[AS_IF([test "x$with_rdkafka" != xno && test "x$with_rdkafka" != xyes],
[_x_ac_rdkafka_dirs="$with_rdkafka"])])
if [test "x$with_rdkafka" = xno]; then
AC_MSG_NOTICE([support for rdkafka disabled])
else
# Check for librdkafka header and library in the default location
# or in the location specified during configure
AC_CACHE_CHECK([for librdkafka installation], [_x_ac_cv_rdkafka_avail],
[
cppflags_save="$CPPFLAGS"
ldflags_save="$LDFLAGS"
for dir in $_x_ac_rdkafka_dirs; do
RDKAFKA_CPPFLAGS="-I$dir/include"
CPPFLAGS="$RDKAFKA_CPPFLAGS/librdkafka"
AS_UNSET([ac_cv_header_rdkafka_h])
AC_CHECK_HEADER([rdkafka.h], [], [continue])
for lib_dir in $_x_ac_rdkafka_lib_dirs; do
if test "$ac_with_rpath" = "yes"; then
RDKAFKA_LDFLAGS="-Wl,-rpath -Wl,$dir/$lib_dir -L$dir/$lib_dir"
else
RDKAFKA_LDFLAGS="-L$dir/$lib_dir"
fi
LDFLAGS="$RDKAFKA_LDFLAGS"
AS_UNSET([ac_cv_lib_rdkafka_rd_kafka_version])
AC_CHECK_LIB([rdkafka], [rd_kafka_version],
[_x_ac_cv_rdkafka_avail=yes],
[_x_ac_cv_rdkafka_avail=no])
if test "$_x_ac_cv_rdkafka_avail" = "yes"; then
break 2;
fi
done
done
CPPFLAGS="$cppflags_save"
LDFLAGS="$ldflags_save"
])
if test "$_x_ac_cv_rdkafka_avail" != "yes"; then
if test -z "$with_rdkafka"; then
AC_MSG_WARN([unable to locate librdkafka.so and/or rdkafka.h])
else
AC_MSG_ERROR([unable to locate librdkafka.so and/or rdkafka.h])
fi
else
AC_DEFINE(HAVE_RDKAFKA, 1, [Define to 1 if librdkafka library found])
AC_SUBST(RDKAFKA_CPPFLAGS)
RDKAFKA_LIBS="-lrdkafka"
AC_SUBST(RDKAFKA_LIBS)
AC_SUBST(RDKAFKA_LDFLAGS)
fi
fi
AM_CONDITIONAL(WITH_RDKAFKA, test "$_x_ac_cv_rdkafka_avail" = "yes")
])
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