# We require at least autoconf 2.63 (AC_INIT format changed there).
AC_PREREQ([2.63])
-# libsigrok package version number (NOT the same as shared lib version!).
-m4_define([sr_package_version_major], [0])
-m4_define([sr_package_version_minor], [4])
-m4_define([sr_package_version_micro], [0])
-
-AC_INIT([libsigrok], [sr_package_version_major.sr_package_version_minor.sr_package_version_micro],
+AC_INIT([libsigrok], [0.4.0],
[sigrok-devel@lists.sourceforge.net],
[libsigrok], [http://www.sigrok.org])
-AC_CONFIG_HEADERS([config.h include/libsigrok/version.h])
-AC_CONFIG_MACRO_DIR([autostuff])
+AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_AUX_DIR([autostuff])
+AC_CONFIG_HEADERS([config.h include/libsigrok/version.h])
# We require at least automake 1.11 (needed for 'silent rules').
AM_INIT_AUTOMAKE([1.11 -Wall -Werror no-define nostdinc subdir-objects check-news color-tests])
# Enable more compiler warnings via -Wall and -Wextra. Add -fvisibility=hidden
# and enforce use of SR_API to explicitly mark all public API functions.
CFLAGS="$CFLAGS -std=c11"
-CFLAGS="$CFLAGS -Wall -Wextra -Wmissing-prototypes"
CFLAGS="$CFLAGS -fvisibility=hidden"
CFLAGS="$CFLAGS -D_POSIX_C_SOURCE=200112L"
# Initialize libtool.
LT_INIT
-CONFIG_STATUS_DEPENDENCIES=
-SR_PACKAGE_VERSION="AC_PACKAGE_VERSION"
-
-# Check if we can get revision information from git.
-sr_head=`git -C "$srcdir" rev-parse --verify --short HEAD 2>&AS_MESSAGE_LOG_FD`
-
-AS_IF([test "$?" -eq 0 && test -n "$sr_head"], [
- sr_git_deps=
- test ! -f "$srcdir/.git/HEAD" || sr_git_deps=' $(top_srcdir)/.git/HEAD'
-
- sr_head_name=`git -C "$srcdir" rev-parse --symbolic-full-name HEAD 2>&AS_MESSAGE_LOG_FD`
- AS_IF([test "$?" -eq 0 && test -f "$srcdir/.git/$sr_head_name"],
- [sr_git_deps="$sr_git_deps \$(top_srcdir)/.git/$sr_head_name"])
-
- # Use $(wildcard) so that things do not break if for whatever
- # reason these files do not exist anymore at make time.
- test -z "$sr_git_deps" || CONFIG_STATUS_DEPENDENCIES="\$(wildcard$sr_git_deps)"
-
- # Append the revision hash unless we are exactly on a tagged release.
- git -C "$srcdir" describe --match 'AC_PACKAGE_NAME-AC_PACKAGE_VERSION' \
- --exact-match >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD \
- || SR_PACKAGE_VERSION="$SR_PACKAGE_VERSION-git-$sr_head"
-])
-AC_SUBST([CONFIG_STATUS_DEPENDENCIES])
-AC_SUBST([SR_PACKAGE_VERSION])
-
-AC_DEFINE([SR_PACKAGE_VERSION_MAJOR], [sr_package_version_major], [.])
-AC_DEFINE([SR_PACKAGE_VERSION_MINOR], [sr_package_version_minor], [.])
-AC_DEFINE([SR_PACKAGE_VERSION_MICRO], [sr_package_version_micro], [.])
-AC_DEFINE_UNQUOTED([SR_PACKAGE_VERSION_STRING], ["$SR_PACKAGE_VERSION"], [.])
+# Set up the libsigrok version defines.
+SR_PKG_VERSION_SET([SR_PACKAGE_VERSION], [AC_PACKAGE_VERSION])
# Library version for libsigrok (NOT the same as the package version).
# Carefully read the libtool docs before updating these numbers!
# The algorithm for determining which number to change (and how) is nontrivial!
# http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info
-SR_LIB_VERSION_CURRENT=2
-SR_LIB_VERSION_REVISION=0
-SR_LIB_VERSION_AGE=0
-AC_SUBST([SR_LIB_VERSION],
- ["$SR_LIB_VERSION_CURRENT:$SR_LIB_VERSION_REVISION:$SR_LIB_VERSION_AGE"])
-
-AC_DEFINE_UNQUOTED([SR_LIB_VERSION_CURRENT], [$SR_LIB_VERSION_CURRENT], [.])
-AC_DEFINE_UNQUOTED([SR_LIB_VERSION_REVISION], [$SR_LIB_VERSION_REVISION], [.])
-AC_DEFINE_UNQUOTED([SR_LIB_VERSION_AGE], [$SR_LIB_VERSION_AGE], [.])
-AC_DEFINE_UNQUOTED([SR_LIB_VERSION_STRING], ["$SR_LIB_VERSION"], [.])
+SR_LIB_VERSION_SET([SR_LIB_VERSION], [2:0:0])
#############################
## Optional dependencies ##
# We require at least 0.22, as "Requires.private" behaviour changed there.
PKG_PROG_PKG_CONFIG([0.22])
-# This variable collects the pkg-config module names of all dependencies.
+# Keep track of all checked modules so we can list them at the end.
+SR_PKG_CHECK_SUMMARY([sr_pkglibs_summary])
+
+# Collect the pkg-config module names of all dependencies in SR_PKGLIBS.
# These are used to derive the compiler flags and for the "Requires.private"
# field in the generated libsigrok.pc file.
-SR_PKGLIBS=
+SR_VAR_OPT_PKG([SR_PKGLIBS], [sr_deps_avail])
SR_PKGLIBS_CHECK=
SR_PKGLIBS_CXX=
SR_PKGLIBS_PYTHON=
-# Keep track of all checked modules so we can list them at the end.
-sr_pkglibs_summary=
-sr_nl='
-'
-## SR_PKG_CHECK(tag, [collect-var], module...)
-m4_define([SR_PKG_CHECK], [
- sr_mod_leader=`printf '%.32s' "$3................................"`
- PKG_CHECK_EXISTS([$3], [
- sr_have_$1=yes
- m4_ifval([$2], [$2="[$]$2[$]{$2:+ }$3"])
- sr_$1_version=`$PKG_CONFIG --modversion "$3" 2>&AS_MESSAGE_LOG_FD`
- AS_VAR_APPEND([sr_pkglibs_summary], [" - $sr_mod_leader $sr_$1_version$sr_nl"])
- ], [
- AS_VAR_APPEND([sr_pkglibs_summary], [" - $sr_mod_leader no$sr_nl"])
- m4_ifval([$4],
- [SR_PKG_CHECK([$1], [$2], m4_shift3($@))],
- [sr_have_$1=no sr_$1_version=])
- ])
-])
-
-# List of detected features.
-sr_deps_avail=
-
-## SR_ARG_OPT_PKG(opt-name, [cpp-name], [cond-name], module...)
-m4_define([SR_ARG_OPT_PKG], [
- AC_ARG_WITH([$1], [AS_HELP_STRING([--without-$1],
- [disable $1 support [default=detect]])])
- AS_IF([test "x$with_$1" = xno], [sr_have_$1=no],
- [test "x$sr_have_$1" != xyes],
- [SR_PKG_CHECK([$1], [SR_PKGLIBS], m4_shift3($@))])
- AS_IF([test "x$with_$1$sr_have_$1" = xyesno],
- [AC_MSG_ERROR([$1 support requested, but it was not found.])])
- AS_IF([test "x$sr_have_$1" = xyes],
- [sr_deps_avail="$sr_deps_avail $1"[]m4_ifval([$2], [
- AC_DEFINE([HAVE_$2], [1], [Whether $1 is available.])
- AC_DEFINE_UNQUOTED([CONF_$2_VERSION], ["$sr_$1_version"], [Build-time version of $1.])
- ])])
- m4_ifval([$3], [AM_CONDITIONAL([$3], [test "x$sr_have_$1" = xyes])])
-])
-
SR_ARG_OPT_PKG([libserialport], [LIBSERIALPORT], [NEED_SERIAL],
[libserialport >= 0.1.1])
AM_CONDITIONAL([HAVE_CHECK], [test "x$sr_have_check" = xyes])
AC_LANG([C])
+SR_ARG_ENABLE_WARNINGS([SR_WFLAGS], [-Wall], [-Wall -Wextra -Wmissing-prototypes])
# Check host characteristics.
AC_C_BIGENDIAN
-AC_CHECK_HEADERS([sys/mman.h], [sr_deps_avail="$sr_deps_avail sys_mman_h"])
-AC_CHECK_HEADERS([sys/ioctl.h], [sr_deps_avail="$sr_deps_avail sys_ioctl_h"])
-AC_CHECK_HEADERS([sys/timerfd.h], [sr_deps_avail="$sr_deps_avail sys_timerfd_h"])
+AC_CHECK_HEADERS([sys/mman.h], [SR_APPEND([sr_deps_avail], [sys_mman_h])])
+AC_CHECK_HEADERS([sys/ioctl.h], [SR_APPEND([sr_deps_avail], [sys_ioctl_h])])
+AC_CHECK_HEADERS([sys/timerfd.h], [SR_APPEND([sr_deps_avail], [sys_timerfd_h])])
# RPC is only needed for VXI support.
AC_CACHE_CHECK([for RPC support], [sr_cv_have_rpc],
########################
# Keep track of all drivers so we can list them at the end.
-sr_driver_summary=
+SR_VAR_SUMMARY([sr_driver_summary])
# Check whether the sr_deps_avail list contains all of the arguments.
# Unavailable dependencies are collected in sr_deps_missing.
AS_IF([test -n "$sr_deps_missing"],
[$3=no sr_hw_info="no (missing:$sr_deps_missing)"])
])], [sr_hw_info='no (disabled)'])
- sr_hw_leader=`printf '%.32s' "$2................................"`
- AS_VAR_APPEND([sr_driver_summary], [" - $sr_hw_leader $sr_hw_info$sr_nl"])
+ sr_driver_summary_append "$2" "$sr_hw_info"
AM_CONDITIONAL([$3], [test "x[$]$3" = xyes])
AM_COND_IF([$3], [AC_DEFINE([HAVE_$3], [1], [Whether to support $1 device.])])
###############################
AC_LANG([C++])
+SR_ARG_ENABLE_WARNINGS([SR_WXXFLAGS], [-Wall], [-Wall -Wextra])
AC_ARG_ENABLE([bindings],
[AS_HELP_STRING([--enable-bindings], [build language bindings [default=yes]])],
# Check if the C++ compiler supports the C++11 standard.
m4_ifdef([AX_CXX_COMPILE_STDCXX_11],
[AX_CXX_COMPILE_STDCXX_11(, [optional])],
- [m4_warn(, [[Missing macro AX_CXX_COMPILE_STDCXX_11: no C++11 check possible]])])
+ [m4_warn([unsupported], [Missing macro AX_CXX_COMPILE_STDCXX_11: no C++11 check possible])])
test "x$HAVE_CXX11" = x1 || sr_cxx_missing="$sr_cxx_missing C++11"
# The C++ bindings need glibmm.
HAVE_PYMOD_SETUPTOOLS=yes
m4_ifdef([AX_PYTHON_MODULE],
[AX_PYTHON_MODULE([setuptools])],
- [m4_warn(, [[Missing macro AX_PYTHON_MODULE: no setuptools check]])])
+ [m4_warn([unsupported], [Missing macro AX_PYTHON_MODULE: no setuptools check])])
test "x$HAVE_PYMOD_SETUPTOOLS" = xyes \
|| sr_python_missing="$sr_python_missing Setuptools"
- Prefix.......................... $prefix
- Building on..................... $build
- Building for.................... $host
+ - C compiler warnings............. $SR_WFLAGS
+ - C++ compiler warnings........... $SR_WXXFLAGS
Detected libraries (required):
- glib-2.0 >= 2.32.0.............. $sr_glib_version
Detected libraries (optional):
$sr_pkglibs_summary
-
Enabled hardware drivers:
$sr_driver_summary
-
Enabled SCPI backends:
- TCP............................. yes
- RPC............................. $sr_cv_have_rpc