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# Copyright © 2013 Red Hat, Inc.
#
# Permission to use, copy, modify, distribute, and sell this software and its
# documentation for any purpose is hereby granted without fee, provided that
# the above copyright notice appear in all copies and that both that copyright
# notice and this permission notice appear in supporting documentation, and
# that the name of the copyright holders not be used in advertising or
# publicity pertaining to distribution of the software without specific,
# written prior permission. The copyright holders make no representations
# about the suitability of this software for any purpose. It is provided "as
# is" without express or implied warranty.
#
# THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
# INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
# EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
# CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
# DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
# TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
# OF THIS SOFTWARE.
AC_PREREQ([2.62])
AC_INIT([libevdev],
[1.3.1],
[https://bugs.freedesktop.org/enter_bug.cgi?product=libevdev],
[libevdev],
[http://freedesktop.org/wiki/Software/libevdev/])
AC_CONFIG_SRCDIR([libevdev/libevdev.c])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_AUX_DIR([build-aux])
AC_USE_SYSTEM_EXTENSIONS
AM_INIT_AUTOMAKE([1.11 foreign no-dist-gzip dist-xz])
# Before making a release, the LIBEVDEV_LT_VERSION string should be
# modified.
# The string is of the form C:R:A.
# - If interfaces have been changed or added, but binary compatibility has
# been preserved, change to C+1:0:A+1
# - If binary compatibility has been broken (eg removed or changed interfaces)
# change to C+1:0:0
# - If the interface is the same as the previous version, change to C:R+1:A
LIBEVDEV_LT_VERSION=3:4:1
AC_SUBST(LIBEVDEV_LT_VERSION)
AM_SILENT_RULES([yes])
# Check for programs
AC_PROG_CC_C99
# Initialize libtool
LT_PREREQ([2.2])
LT_INIT
LT_PATH_LD
with_ldflags=""
if test "x$lt_cv_prog_gnu_ld" = "xyes"; then
CC_CHECK_FLAGS_APPEND([with_ldflags], [LDFLAGS], [\
-Wl,--as-needed \
-Wl,--gc-sections \
-Wl,-z,relro \
-Wl,-z,now])
fi
AC_SUBST([GNU_LD_FLAGS], $with_ldflags)
PKG_PROG_PKG_CONFIG()
PKG_CHECK_MODULES(CHECK, [check >= 0.9.9], [HAVE_CHECK="yes"], [HAVE_CHECK="no"])
if test "x$HAVE_CHECK" = "xyes"; then
AC_PATH_PROG(VALGRIND, [valgrind])
else
AC_MSG_WARN([check not found - skipping building unit tests])
fi
AM_CONDITIONAL(HAVE_VALGRIND, [test "x$VALGRIND" != "x"])
AM_CONDITIONAL(BUILD_TESTS, [test "x$HAVE_CHECK" = "xyes"])
with_cflags=""
if test "x$GCC" = "xyes"; then
CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
-Wall \
-Wextra \
-Wno-unused-parameter \
-Wstrict-prototypes \
-Wmissing-prototypes \
-fvisibility=hidden \
-pipe \
-fno-strict-aliasing \
-ffunction-sections \
-fdata-sections \
-fno-strict-aliasing \
-fdiagnostics-show-option \
-fno-common])
fi
AC_SUBST([GCC_CFLAGS], $with_cflags)
AC_PATH_PROG(DOXYGEN, [doxygen])
if test "x$DOXYGEN" = "x"; then
AC_MSG_WARN([doxygen not found - required for documentation])
have_doxygen="no"
else
have_doxygen="yes"
fi
AM_CONDITIONAL([HAVE_DOXYGEN], [test "x$have_doxygen" = "xyes"])
AC_MSG_CHECKING([whether to build with gcov])
AC_ARG_ENABLE([gcov],
[AS_HELP_STRING([--enable-gcov],
[Whether to enable coverage testing (default:disabled)])],
[],
[enable_gcov=no],
)
AS_IF([test "x$enable_gcov" != "xno"],
[
GCOV_CFLAGS="-fprofile-arcs -ftest-coverage"
GCOV_LDFLAGS="-fprofile-arcs -ftest-coverage"
enable_gcov=yes
],
)
AM_CONDITIONAL([GCOV_ENABLED], [test "x$enable_gcov" != "xno"])
AC_SUBST([GCOV_CFLAGS])
AC_SUBST([GCOV_LDFLAGS])
AC_MSG_RESULT([$enable_gcov])
AM_PATH_PYTHON([2.6])
# nm to check for leaking symbols in the static library
AC_PATH_PROG(NM, [nm])
AM_CONDITIONAL(HAVE_NM, [test "x$NM" != "x"])
if test "x$NM" == "x"; then
AC_MSG_WARN([nm not found - skipping symbol leak test])
have_nm="no"
else
have_nm="yes"
fi
AC_CONFIG_FILES([Makefile
libevdev/Makefile
doc/Makefile
doc/libevdev.doxygen
doc/libevdev.man
tools/Makefile
test/Makefile
libevdev.pc])
AC_OUTPUT
AC_MSG_RESULT([
Prefix ${prefix}
Libdir ${libdir}
Build documentation ${have_doxygen}
Build unit-tests ${HAVE_CHECK}
Enable profiling ${enable_gcov}
Static library symbol check ${have_nm}
])
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