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# gf-complete autoconf template
# FIXME - add project url as the last argument
AC_INIT(gf-complete, 1.0)
# Override default CFLAGS
: ${CFLAGS="-Wall -Wpointer-arith -O3 -g"}
AC_PREREQ([2.61])
AM_INIT_AUTOMAKE([no-dependencies foreign parallel-tests])
LT_INIT # libtool
AC_CONFIG_HEADER(include/config.h)
dnl Needed when reconfiguring with 'autoreconf -i -s'
AC_CONFIG_MACRO_DIR([m4])
# This prevents './configure; make' from trying to run autotools.
AM_MAINTAINER_MODE([disable])
dnl Compiling with per-target flags requires AM_PROG_CC_C_O.
AC_PROG_CC
# Check for functions to provide aligned memory
#
AC_CHECK_FUNCS([posix_memalign],
[found_memalign=yes; break])
AS_IF([test "x$found_memalign" != "xyes"], [AC_MSG_WARN([No function for aligned memory allocation found])])
AC_ARG_ENABLE([debug-functions],
AS_HELP_STRING([--enable-debug-func], [Enable debugging of functions selected]))
AS_IF([test "x$enable_debug_func" = "xyes"], [CPPFLAGS="$CPPFLAGS -DDEBUG_FUNCTIONS"])
AC_ARG_ENABLE([debug-cpu],
AS_HELP_STRING([--enable-debug-cpu], [Enable debugging of SIMD detection]))
AS_IF([test "x$enable_debug_cpu" = "xyes"], [CPPFLAGS="$CPPFLAGS -DDEBUG_CPU_DETECTION"])
AX_EXT()
AC_ARG_ENABLE([neon],
AS_HELP_STRING([--disable-neon], [Build without NEON optimizations]))
AS_IF([test "x$enable_neon" != "xno"],
[noneon_CPPFLAGS=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $SIMD_FLAGS"
AC_CHECK_HEADER([arm_neon.h],
[have_neon=yes],
[have_neon=no
CPPFLAGS=$noneon_CPPFLAGS])],
[have_neon=no
AS_IF([test "x$ax_cv_have_neon_ext" = "xyes"],
[SIMD_FLAGS=""])
])
AS_IF([test "x$have_neon" = "xno"],
[AS_IF([test "x$enable_neon" = "xyes"],
[AC_MSG_ERROR([neon requested but arm_neon.h not found])])
])
AM_CONDITIONAL([HAVE_NEON], [test "x$have_neon" = "xyes"])
AC_ARG_ENABLE([sse],
AS_HELP_STRING([--disable-sse], [Build without SSE optimizations]),
[if test "x$enableval" = "xno" ; then
SIMD_FLAGS=""
echo "DISABLED SSE!!!"
fi]
)
AC_ARG_ENABLE([valgrind],
[AS_HELP_STRING([--enable-valgrind], [run tests with valgrind])],
[],
[enable_valgrind=no])
AM_CONDITIONAL(ENABLE_VALGRIND, test "x$enable_valgrind" != xno)
AC_ARG_ENABLE([avx], AS_HELP_STRING([--enable-avx], [Build with AVX optimizations]))
AX_CHECK_COMPILE_FLAG(-mavx, [ax_cv_support_avx=yes], [])
AS_IF([test "x$enable_avx" = "xyes"],
[AS_IF([test "x$ax_cv_support_avx" = "xno"],
[AC_MSG_ERROR([AVX requested but compiler does not support -mavx])],
[SIMD_FLAGS="$SIMD_FLAGS -mavx"])
])
AC_CONFIG_FILES([Makefile src/Makefile tools/Makefile test/Makefile examples/Makefile])
AC_OUTPUT
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