X-Git-Url: https://sigrok.org/gitweb/?p=libsigrokdecode.git;a=blobdiff_plain;f=configure.ac;h=772b984ed6b8cdcda9c496e5443b4fb10c3780e3;hp=65a318ad589940d2a664bd8e0e4d8346faa2628b;hb=fe9160d567fbb4c890ac7b8bc2e1f2f9143f0935;hpb=a190e97997d091a6a1ff53d4f50ce6eae26ab9ae

diff --git a/configure.ac b/configure.ac
index 65a318a..772b984 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 ##
-## This file is part of the sigrok project.
+## This file is part of the libsigrokdecode project.
 ##
 ## Copyright (C) 2010 Bert Vermeulen <bert@biot.com>
 ##
@@ -17,334 +17,159 @@
 ## along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ##
 
-AC_PREREQ(2.61)
+# We require at least autoconf 2.63 (AC_INIT format changed there).
+AC_PREREQ([2.63])
 
-m4_define([sigrok_major_version], [0])
-m4_define([sigrok_minor_version], [2])
-m4_define([sigrok_micro_version], [0])
-m4_define([sigrok_version],
-	  [sigrok_major_version.sigrok_minor_version.sigrok_micro_version])
-
-AC_INIT([sigrok], [sigrok_version], [sigrok-devel@lists.sourceforge.net],
-	[sigrok], [http://www.sigrok.org])
-AC_CONFIG_HEADER([config.h])
+# libsigrokdecode package version number (NOT the same as shared lib version!).
+AC_INIT([libsigrokdecode], [0.6.0],
+	[sigrok-devel@lists.sourceforge.net], [libsigrokdecode],
+	[http://www.sigrok.org])
 AC_CONFIG_MACRO_DIR([m4])
+AC_CONFIG_AUX_DIR([autostuff])
+AC_CONFIG_HEADERS([config.h version.h])
 
-AM_INIT_AUTOMAKE([-Wall -Werror foreign std-options])
-m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
-
-AH_TOP([#ifndef SGIROK_CONFIG_H
-#define SIGROK_CONFIG_H    /* To stop multiple inclusions. */])
-AH_BOTTOM([#endif /* SIGROK_CONFIG_H */])
+# We require at least automake 1.11 (needed for 'silent rules').
+AM_INIT_AUTOMAKE([1.11 -Wall -Werror no-define subdir-objects check-news color-tests])
+AM_SILENT_RULES([yes])
+m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
 
-CFLAGS="-g -Wall -Wextra"
+AC_CANONICAL_HOST
 
 # Checks for programs.
-AC_PROG_CXX
 AC_PROG_CC
-AC_PROG_CPP
 AC_PROG_INSTALL
 AC_PROG_LN_S
 
+# Required for per-target flags or subdir-objects with C sources.
+AM_PROG_CC_C_O
+
+# Set the standard the C library headers should conform to.
+AH_VERBATIM([_POSIX_C_SOURCE], [/* The targeted POSIX standard. */
+#ifndef _POSIX_C_SOURCE
+# define _POSIX_C_SOURCE 200112L
+#endif])
+
+# Get compiler versions.
+SR_PROG_VERSION([$CC], [srd_cc_version])
+
 # Initialize libtool.
 LT_INIT
 
-# Initialize pkg-config.
-# We require at least 0.22, as "Requires.private" behaviour changed there.
-PKG_PROG_PKG_CONFIG([0.22])
+# Set up the libsigrokdecode version defines.
+SR_PKG_VERSION_SET([SRD_PACKAGE_VERSION], [AC_PACKAGE_VERSION])
 
-# Library version for libsigrok.
-# 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
-SIGROK_LT_CURRENT=0
-SIGROK_LT_REVISION=0
-SIGROK_LT_AGE=0
-SIGROK_LT_VERSION="$SIGROK_LT_CURRENT:$SIGROK_LT_REVISION:$SIGROK_LT_AGE"
-SIGROK_LT_LDFLAGS="-version-info $SIGROK_LT_VERSION"
-AC_SUBST(SIGROK_LT_LDFLAGS)
-
-# Library version for libsigrokdecode.
+# Library version for libsigrokdecode (NOT the same as the package version).
 # Carefully read the libtool docs before updating these numbers!
 # The algorithm for determining which number to change (and how) is nontrivial!
 # http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info
-SIGROKDECODE_LT_CURRENT=0
-SIGROKDECODE_LT_REVISION=0
-SIGROKDECODE_LT_AGE=0
-SIGROKDECODE_LT_VERSION="$SIGROKDECODE_LT_CURRENT:$SIGROKDECODE_LT_REVISION:$SIGROKDECODE_LT_AGE"
-SIGROKDECODE_LT_LDFLAGS="-version-info $SIGROKDECODE_LT_VERSION"
-AC_SUBST(SIGROKDECODE_LT_LDFLAGS)
-
-# Logic analyzer hardware support '--enable' options.
-
-# Disabled by default, unfinished.
-AC_ARG_ENABLE(alsa, AC_HELP_STRING([--enable-alsa],
-	      [enable ALSA driver support [default=no]]),
-	      [LA_ALSA="$enableval"],
-	      [LA_ALSA=no])
-AM_CONDITIONAL(LA_ALSA, test x$LA_ALSA = xyes)
-if test "x$LA_ALSA" = "xyes"; then
-	AC_DEFINE(HAVE_LA_ALSA, 1, [ALSA driver support])
-fi
-
-AC_ARG_ENABLE(asix-sigma, AC_HELP_STRING([--enable-asix-sigma],
-	      [enable ASIX Sigma support [default=yes]]),
-	      [LA_ASIX_SIGMA="$enableval"],
-	      [LA_ASIX_SIGMA=yes])
-AM_CONDITIONAL(LA_ASIX_SIGMA, test x$LA_ASIX_SIGMA = xyes)
-if test "x$LA_ASIX_SIGMA" = "xyes"; then
-	AC_DEFINE(HAVE_LA_ASIX_SIGMA, 1, [ASIX Sigma support])
-fi
-
-AC_ARG_ENABLE(chronovu-la8, AC_HELP_STRING([--enable-chronovu-la8],
-	      [enable ChronoVu LA8 support [default=yes]]),
-	      [LA_CHRONOVU_LA8="$enableval"],
-	      [LA_CHRONOVU_LA8=yes])
-AM_CONDITIONAL(LA_CHRONOVU_LA8, test x$LA_CHRONOVU_LA8 = xyes)
-if test "x$LA_CHRONOVU_LA8" = "xyes"; then
-	AC_DEFINE(HAVE_LA_CHRONOVU_LA8, 1, [ChronoVu LA8 support])
-fi
-
-AC_ARG_ENABLE(demo, AC_HELP_STRING([--enable-demo],
-	      [enable demo driver support [default=yes]]),
-	      [LA_DEMO="$enableval"],
-	      [LA_DEMO=yes])
-AM_CONDITIONAL(LA_DEMO, test x$LA_DEMO = xyes)
-if test "x$LA_DEMO" = "xyes"; then
-	AC_DEFINE(HAVE_LA_DEMO, 1, [Demo driver support])
-fi
-
-# Disabled by default, unfinished.
-AC_ARG_ENABLE(link-mso19, AC_HELP_STRING([--enable-link-mso19],
-	      [enable Link Instruments MSO-19 support [default=no]]),
-	      [LA_LINK_MSO19="$enableval"],
-	      [LA_LINK_MSO19=no])
-AM_CONDITIONAL(LA_LINK_MSO19, test x$LA_LINK_MSO19 = xyes)
-if test "x$LA_LINK_MSO19" = "xyes"; then
-	AC_DEFINE(HAVE_LA_LINK_MSO19, 1, [Link Instruments MSO-19 support])
-fi
-
-AC_ARG_ENABLE(ols, AC_HELP_STRING([--enable-ols],
-	      [enable OpenBench Logic Sniffer (OLS) support [default=yes]]),
-	      [LA_OLS="$enableval"],
-	      [LA_OLS=yes])
-AM_CONDITIONAL(LA_OLS, test x$LA_OLS = xyes)
-if test "x$LA_OLS" = "xyes"; then
-	AC_DEFINE(HAVE_LA_OLS, 1, [OpenBench Logic Sniffer (OLS) support])
-fi
-
-AC_ARG_ENABLE(saleae-logic, AC_HELP_STRING([--enable-saleae-logic],
-	      [enable Saleae Logic support [default=yes]]),
-	      [LA_SALEAE_LOGIC="$enableval"],
-	      [LA_SALEAE_LOGIC=yes])
-AM_CONDITIONAL(LA_SALEAE_LOGIC, test x$LA_SALEAE_LOGIC = xyes)
-if test "x$LA_SALEAE_LOGIC" = "xyes"; then
-	AC_DEFINE(HAVE_LA_SALEAE_LOGIC, 1, [Saleae Logic support])
-fi
-
-AC_ARG_ENABLE(zeroplus-logic-cube,
-	      AC_HELP_STRING([--enable-zeroplus-logic-cube],
-	      [enable Zeroplus Logic Cube support [default=yes]]),
-	      [LA_ZEROPLUS_LOGIC_CUBE="$enableval"],
-	      [LA_ZEROPLUS_LOGIC_CUBE=yes])
-AM_CONDITIONAL(LA_ZEROPLUS_LOGIC_CUBE, test x$LA_ZEROPLUS_LOGIC_CUBE = xyes)
-if test "x$LA_ZEROPLUS_LOGIC_CUBE" = "xyes"; then
-	AC_DEFINE(HAVE_LA_ZEROPLUS_LOGIC_CUBE, 1, [Zeroplus Logic Cube support])
-fi
-
-# Checks for libraries.
-
-# This variable collects the pkg-config names of all detected libs.
-# It is then used to construct the "Requires.private:" field in the
-# libsigrok.pc file.
-LIBSIGROK_PKGLIBS=""
-
-# libglib-2.0 is always needed.
-# Note: glib-2.0 is part of the libsigrok API (hard pkg-config requirement).
-AM_PATH_GLIB_2_0([2.22.0],
-	[CFLAGS="$CFLAGS $GLIB_CFLAGS"; LIBS="$LIBS $GLIB_LIBS"])
-
-# libgthread-2.0 is always needed (e.g. for the demo hardware driver).
-PKG_CHECK_MODULES([gthread], [gthread-2.0 >= 2.22.0],
-	[CFLAGS="$CFLAGS $gthread_CFLAGS"; LIBS="$LIBS $gthread_LIBS";
-	LIBSIGROK_PKGLIBS="$LIBSIGROK_PKGLIBS gthread-2.0"])
-
-# libusb is only needed for some hardware drivers.
-if test "x$LA_SALEAE_LOGIC" != xno \
-   -o "x$LA_ASIX_SIGMA" != xno \
-   -o "x$LA_CHRONOVU_LA8" != xno \
-   -o "x$LA_ZEROPLUS_LOGIC_CUBE" != xno; then
-	case "$build" in
-	*freebsd*)
-		# FreeBSD comes with an "integrated" libusb-1.0-style USB API.
-		AC_DEFINE_UNQUOTED(HAVE_LIBUSB_1_0, [1],
-			[Specifies whether we have a libusb.h header.])
-		;;
-	*)
-		PKG_CHECK_MODULES([libusb], [libusb-1.0 >= 1.0.5],
-			[CFLAGS="$CFLAGS $libusb_CFLAGS";
-			LIBS="$LIBS $libusb_LIBS";
-			LIBSIGROK_PKGLIBS="$LIBSIGROK_PKGLIBS libusb-1.0"])
-		AC_CHECK_LIB(usb-1.0, libusb_init)
-		;;
-	esac
-fi
-
-# libzip is always needed.
-PKG_CHECK_MODULES([libzip], [libzip >= 0.8],
-	[CFLAGS="$CFLAGS $libzip_CFLAGS"; LIBS="$LIBS $libzip_LIBS";
-	LIBSIGROK_PKGLIBS="$LIBSIGROK_PKGLIBS libzip"])
-
-# zlib is only needed for some hardware drivers.
-if test "x$LA_ASIX_SIGMA" != xno; then
-	PKG_CHECK_MODULES([zlib], [zlib >= 1.2.3.1],
-		[CFLAGS="$CFLAGS $zlib_CFLAGS"; LIBS="$LIBS $zlib_LIBS";
-		LIBSIGROK_PKGLIBS="$LIBSIGROK_PKGLIBS zlib"])
-fi
-
-# libftdi is only needed for some hardware drivers.
-if test "x$LA_ASIX_SIGMA" != xno \
-     -o "x$LA_CHRONOVU_LA8" != xno; then
-	PKG_CHECK_MODULES([libftdi], [libftdi >= 0.16],
-		[CFLAGS="$CFLAGS $libftdi_CFLAGS";
-		LIBS="$LIBS $libftdi_LIBS";
-		LIBSIGROK_PKGLIBS="$LIBSIGROK_PKGLIBS libftdi"])
-fi
-
-# libudev is only needed for some hardware drivers.
-if test "x$LA_LINK_MSO19" != xno; then
-	PKG_CHECK_MODULES([libudev], [libudev >= 151],
-		[CFLAGS="$CFLAGS $libudev_CFLAGS"; LIBS="$LIBS $libudev_LIBS";
-		LIBSIGROK_PKGLIBS="$LIBSIGROK_PKGLIBS libudev"])
-fi
-
-# ALSA is only needed for some hardware drivers.
-if test "x$LA_ALSA" != xno; then
-	PKG_CHECK_MODULES([alsa], [alsa >= 1.0],
-		[CFLAGS="$CFLAGS $alsa_CFLAGS"; LIBS="$LIBS $alsa_LIBS";
-		LIBSIGROK_PKGLIBS="$LIBSIGROK_PKGLIBS alsa"])
-fi
-
-# Python support.
-CPPFLAGS_PYTHON=""
-LDFLAGS_PYTHON=""
-case "$build" in
-*linux*)
-	# We know that Linux has 'python3-config'.
-	CPPFLAGS_PYTHON="$(python3-config --includes)"
-	LDFLAGS_PYTHON="$(python3-config --ldflags)"
-	;;
-*darwin*)
-	# On Darwin, Macports has python3.x-config, fink has python3-config.
-	# Mac OS X (Snow Leopard) ships with 'python-config' per default, but
-	# that's Python 2.x, so not useful for us.
-	if test -x python3-config; then
-		# python3-config exists, use it.
-		CPPFLAGS_PYTHON="$(python3-config --includes)"
-		LDFLAGS_PYTHON="$(python3-config --ldflags)"
-	else
-		# No python3-config found, so try hardcoded python3.2-config.
-		CPPFLAGS_PYTHON="$(python3.2-config --includes)"
-		LDFLAGS_PYTHON="$(python3.2-config --ldflags)"
-	fi
-	;;
-*mingw*)
-	# We currently hardcode the paths to the Python 3.2 default install
-	# location as there's no 'python-config' script on Windows, it seems.
-	CPPFLAGS_PYTHON="-I/c/Python32/include"
-	LDFLAGS_PYTHON="-L/c/Python32/libs -lpython32"
-	;;
-*)
-	# Everything else is untested, we just hope 'python3-config' works.
-	CPPFLAGS_PYTHON="$(python3-config --includes)"
-	LDFLAGS_PYTHON="$(python3-config --ldflags)"
-	;;
-esac
-AC_SUBST(CPPFLAGS_PYTHON)
-AC_SUBST(LDFLAGS_PYTHON)
-
-AC_SUBST(LIBSIGROK_PKGLIBS)
-
-# Checks for header files.
-# These are already checked: inttypes.h stdint.h stdlib.h string.h unistd.h.
-AC_CHECK_HEADERS([fcntl.h sys/time.h termios.h])
-
-# Checks for typedefs, structures, and compiler characteristics.
-AC_C_INLINE
-AC_TYPE_INT8_T
-AC_TYPE_INT16_T
-AC_TYPE_INT32_T
-AC_TYPE_INT64_T
-AC_TYPE_UINT8_T
-AC_TYPE_UINT16_T
-AC_TYPE_UINT32_T
-AC_TYPE_UINT64_T
-AC_TYPE_SIZE_T
-
-# Checks for library functions.
-AC_CHECK_FUNCS([gettimeofday memset strchr strcspn strdup strerror strncasecmp strstr strtol strtoul strtoull])
-
-AC_SUBST(FIRMWARE_DIR, "$datadir/sigrok/firmware")
-AC_SUBST(DECODERS_DIR, "$datadir/sigrok/decoders")
-AC_SUBST(MAKEFLAGS, '--no-print-directory')
-AC_SUBST(AM_LIBTOOLFLAGS, '--silent')
-
-SIGROK_MAJOR_VERSION=sigrok_major_version
-SIGROK_MINOR_VERSION=sigrok_minor_version
-SIGROK_MICRO_VERSION=sigrok_micro_version
-SIGROK_VERSION=sigrok_version
-
-AC_SUBST(SIGROK_MAJOR_VERSION)
-AC_SUBST(SIGROK_MINOR_VERSION)
-AC_SUBST(SIGROK_MICRO_VERSION)
-AC_SUBST(SIGROK_VERSION)
-
-AC_DEFINE(SIGROK_MAJOR_VERSION, [sigrok_major_version],
-	  [Define to the sigrok major version])
-AC_DEFINE(SIGROK_MINOR_VERSION, [sigrok_minor_version],
-	  [Define to the sigrok minor version])
-AC_DEFINE(SIGROK_MICRO_VERSION, [sigrok_micro_version],
-	  [Define to the sigrok micro version])
-AC_DEFINE(SIGROK_VERSION, [sigrok_version],
-	  [Define to the sigrok version])
-
-AC_CONFIG_FILES([Makefile
-		 contrib/Makefile
-		 contrib/nsis/Makefile
-		 contrib/nsis/sigrok.nsi
-		 libsigrok/Makefile
-		 libsigrok/sigrok.h
-		 libsigrok/firmware/Makefile
-		 libsigrok/hardware/Makefile
-		 libsigrok/hardware/alsa/Makefile
-		 libsigrok/hardware/asix-sigma/Makefile
-		 libsigrok/hardware/chronovu-la8/Makefile
-		 libsigrok/hardware/common/Makefile
-		 libsigrok/hardware/demo/Makefile
-		 libsigrok/hardware/link-mso19/Makefile
-		 libsigrok/hardware/openbench-logic-sniffer/Makefile
-		 libsigrok/hardware/saleae-logic/Makefile
-		 libsigrok/hardware/zeroplus-logic-cube/Makefile
-		 libsigrok/input/Makefile
-		 libsigrok/output/Makefile
-		 libsigrok/output/text/Makefile
-		 libsigrok/libsigrok.pc
-		 libsigrok/contrib/Makefile
-		 libsigrokdecode/Makefile
-		 libsigrokdecode/libsigrokdecode.pc
-		 libsigrokdecode/decoders/Makefile
-		])
+# Format: current:revision:age.
+SR_LIB_VERSION_SET([SRD_LIB_VERSION], [4:0:0])
 
-AC_OUTPUT
+AM_CONDITIONAL([WIN32], [test -z "${host_os##mingw*}" || test -z "${host_os##cygwin*}"])
+
+# Initialize pkg-config.
+# We require at least 0.22, as "Requires.private" behaviour changed there.
+PKG_PROG_PKG_CONFIG
+
+############################
+##  Package dependencies  ##
+############################
+
+# Initialize pkg-config.
+# We require at least 0.22, as "Requires.private" behaviour changed there.
+PKG_PROG_PKG_CONFIG([0.22])
 
-echo
-echo "Building drivers:"
-echo
-echo "ASIX SIGMA...................... " $LA_ASIX_SIGMA
-echo "ChronoVu LA8.................... " $LA_CHRONOVU_LA8
-echo "Link MSO-19..................... " $LA_LINK_MSO19
-echo "Openbench Logic Sniffer......... " $LA_OLS
-echo "Saleae Logic.................... " $LA_SALEAE_LOGIC
-echo "Zeroplus Logic Cube............. " $LA_ZEROPLUS_LOGIC_CUBE
-echo
+# Collect the pkg-config module names of all dependencies in SRD_PKGLIBS.
+# These are used to derive the compiler flags and for the "Requires.private"
+# field in the generated libsigrokdecode.pc file.
+SRD_PKGLIBS=
+SRD_PKGLIBS_TESTS=
+
+# Keep track of all checked modules so we can list them at the end.
+SR_PKG_CHECK_SUMMARY([srd_pkglibs_summary])
+
+# Python 3 is always needed.
+SR_PKG_CHECK([python3], [SRD_PKGLIBS],
+	[python3 >= 3.2], [python-3.7 >= 3.7], [python-3.6 >= 3.6], [python-3.5 >= 3.5], [python-3.4 >= 3.4], [python-3.3 >= 3.3], [python-3.2 >= 3.2])
+AS_IF([test "x$sr_have_python3" = xno],
+	[AC_MSG_ERROR([Cannot find Python 3 development headers.])])
+
+# We also need to find the name of the python3 executable (for 'make install').
+# Some OSes call this python3, some call it python3.2, etc. etc.
+AC_ARG_VAR([PYTHON3], [Python 3 interpreter])
+AC_CHECK_PROGS([PYTHON3], [python3.7 python3.6 python3.5 python3.4 python3.3 python3.2 python3])
+AS_IF([test "x$PYTHON3" = x],
+	[AC_MSG_ERROR([Cannot find Python 3 interpreter.])])
+
+######################
+##  Feature checks  ##
+######################
+
+# Keep track of all checked modules so we can list them at the end.
+SR_PKG_CHECK_SUMMARY([srd_pkglibs_opt_summary])
+
+# The Check unit testing framework is optional. Disable if not found.
+SR_PKG_CHECK([check], [SRD_PKGLIBS_TESTS], [check >= 0.9.4])
+AM_CONDITIONAL([HAVE_CHECK], [test "x$sr_have_check" = xyes])
+
+# Enable the C99 standard if possible, and enforce the use
+# of SRD_API to explicitly mark all public API functions.
+SRD_EXTRA_CFLAGS=
+SR_CHECK_COMPILE_FLAGS([SRD_EXTRA_CFLAGS], [C99], [-std=c99 -c99 -AC99 -qlanglvl=extc99])
+SR_CHECK_COMPILE_FLAGS([SRD_EXTRA_CFLAGS], [visibility], [-fvisibility=hidden])
+
+# Select suitable compiler warning flags.
+SR_ARG_ENABLE_WARNINGS([SRD_WFLAGS], [-Wall], [-Wall -Wextra -Wmissing-prototypes -Wshadow -Wformat=2 -Wno-format-nonliteral -Wfloat-equal])
+
+# Link against libm, this is required (among other things) by Python.
+SRD_EXTRA_LIBS=
+SR_SEARCH_LIBS([SRD_EXTRA_LIBS], [pow], [m])
+
+AC_SYS_LARGEFILE
+
+AC_C_BIGENDIAN
+
+##############################
+##  Finalize configuration  ##
+##############################
+
+AC_SUBST([SRD_PKGLIBS])
+
+# Retrieve the compile and link flags for all modules combined.
+# Also, bail out at this point if any module dependency is not met.
+PKG_CHECK_MODULES([LIBSIGROKDECODE], [glib-2.0 >= 2.34 $SRD_PKGLIBS])
+PKG_CHECK_MODULES([TESTS], [$SRD_PKGLIBS_TESTS glib-2.0 $SRD_PKGLIBS])
+
+srd_glib_version=`$PKG_CONFIG --modversion glib-2.0 2>&AS_MESSAGE_LOG_FD`
+
+AC_DEFINE_UNQUOTED([CONF_HOST], ["$host"],
+        [The canonical host libsigrokdecode will run on.])
+
+AC_CONFIG_FILES([Makefile libsigrokdecode.pc])
+
+AC_OUTPUT
 
+cat >&AS_MESSAGE_FD <<_EOF
+
+libsigrokdecode configuration summary:
+ - Package version................. $SRD_PACKAGE_VERSION
+ - Library ABI version............. $SRD_LIB_VERSION
+ - Prefix.......................... $prefix
+ - Building on..................... $build
+ - Building for.................... $host
+ - Building shared / static........ $enable_shared / $enable_static
+
+Compile configuration:
+ - C compiler...................... $CC
+ - C compiler version.............. $srd_cc_version
+ - C compiler flags................ $CFLAGS
+ - Additional C compiler flags..... $SRD_EXTRA_CFLAGS
+ - C compiler warnings............. $SRD_WFLAGS
+ - Linker flags.................... $LDFLAGS
+
+Detected libraries (required):
+ - glib-2.0 >= 2.34................ $srd_glib_version
+$srd_pkglibs_summary
+Detected libraries (optional):
+$srd_pkglibs_opt_summary
+_EOF