X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=configure.ac;h=c98c55a4808b9921bce93e245134afdf481993ed;hb=e7ed37042611345fdcd47dbd6b9e3ec6fc38919a;hp=982f54300b40625041db9504f43dd97e3d27e6bd;hpb=b9cd0c6a53a6f6c4c4520748b860693306fbdb23;p=libsigrok.git

diff --git a/configure.ac b/configure.ac
index 982f5430..c98c55a4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -96,6 +96,18 @@ SR_PKGLIBS_RUBY=
 SR_EXTRA_LIBS=
 SR_EXTRA_CXX_LIBS=
 
+SR_ARG_OPT_PKG([zlib], [ZLIB], , [zlib])
+AM_CONDITIONAL([HAVE_ZLIB], [test "x$sr_have_zlib" = xyes])
+AM_COND_IF([HAVE_ZLIB], [
+	SR_APPEND([sr_deps_avail], [crc32 zlib])
+	SR_PREPEND([SR_EXTRA_LIBS], [-lz])
+])
+
+AM_CONDITIONAL([HAVE_INPUT_STF], [test "x$sr_have_zlib" = xyes])
+AM_COND_IF([HAVE_INPUT_STF], [
+	AC_DEFINE([HAVE_INPUT_STF], [1], [Is the STF input module supported?])
+])
+
 SR_ARG_OPT_PKG([libserialport], [LIBSERIALPORT], ,
 	[libserialport >= 0.1.1])
 
@@ -301,7 +313,7 @@ SR_DRIVER([fx2lafw], [fx2lafw], [libusb])
 SR_DRIVER([GMC MH 1x/2x], [gmc-mh-1x-2x], [serial_comm])
 SR_DRIVER([GW Instek GDS-800], [gwinstek-gds-800], [serial_comm])
 SR_DRIVER([GW Instek GPD], [gwinstek-gpd], [serial_comm])
-SR_DRIVER([Hameg HMO], [hameg-hmo], [serial_comm])
+SR_DRIVER([Hameg HMO], [hameg-hmo])
 SR_DRIVER([Hantek 4032L], [hantek-4032l], [libusb])
 SR_DRIVER([Hantek 6xxx], [hantek-6xxx], [libusb])
 SR_DRIVER([Hantek DSO], [hantek-dso], [libusb])
@@ -389,14 +401,41 @@ AC_ARG_ENABLE([java],
 
 sr_cxx_missing=
 
-# Check if the C++ compiler supports the C++11 standard.
-AX_CXX_COMPILE_STDCXX([11], [noext], [optional])
-AS_IF([test "x$HAVE_CXX11" != x1],
+# Check if the C++ compiler supports at least the C++11 standard.
+# Get the highest of the available C++17/C++14/C++11 standards.
+# This transparently amends CXXFLAGS to pick the detected standard.
+HAVE_MODERN_CXX=
+AS_IF([test "x$HAVE_MODERN_CXX" = x],
+	[AX_CXX_COMPILE_STDCXX([17], [noext], [optional])])
+AS_IF([test "x$HAVE_CXX17" = x1],
+	[HAVE_MODERN_CXX=yes])
+AS_IF([test "x$HAVE_MODERN_CXX" = x],
+	[AX_CXX_COMPILE_STDCXX([14], [noext], [optional])])
+AS_IF([test "x$HAVE_CXX14" = x1],
+	[HAVE_MODERN_CXX=yes])
+AS_IF([test "x$HAVE_MODERN_CXX" = x],
+	[AX_CXX_COMPILE_STDCXX([11], [noext], [optional])])
+AS_IF([test "x$HAVE_CXX11" = x1],
+	[HAVE_MODERN_CXX=yes])
+AS_IF([test "x$HAVE_MODERN_CXX" = x],
 	[SR_APPEND([sr_cxx_missing], [', '], ['C++11'])])
 
 # The C++ bindings need glibmm.
-SR_PKG_CHECK([glibmm], [SR_PKGLIBS_CXX], [glibmm-2.4 >= 2.32.0])
+# Prefer glibmm-2.4 for backwards compatibility.
+# Accept glibmm-2.68 when glibmm-2.4 is not available.
+sr_have_glibmm=no
+AS_IF([test "x$sr_have_glibmm" != xyes],
+	[SR_PKG_CHECK([glibmm24], [SR_PKGLIBS_CXX], [glibmm-2.4 >= 2.32.0])])
+AS_IF([test "x$sr_have_glibmm24" = xyes],
+	[SR_APPEND([SR_GLIBMM_REQUIRES], [glibmm-2.4>=2.32.0])
+	sr_have_glibmm=yes])
 AS_IF([test "x$sr_have_glibmm" != xyes],
+	[SR_PKG_CHECK([glibmm268], [SR_PKGLIBS_CXX], [glibmm-2.68 >= 2.68.0])])
+AS_IF([test "x$sr_have_glibmm268" = xyes],
+	[SR_APPEND([SR_GLIBMM_REQUIRES], [glibmm-2.68>=2.68.0])
+	sr_have_glibmm=yes])
+AS_IF([test "x$sr_have_glibmm" = xyes],
+	[AC_SUBST(SR_GLIBMM_REQUIRES)],
 	[SR_APPEND([sr_cxx_missing], [', '], [glibmm])])
 
 # The C++ bindings use Doxygen to parse libsigrok symbols.
@@ -604,6 +643,7 @@ AM_COND_IF([BINDINGS_CXX], [
 ])
 
 # Check for specific libusb features, now that we know the CFLAGS.
+# Also check for version dependent libftdi features.
 AC_LANG([C])
 sr_save_cflags=$CFLAGS
 sr_save_libs=$LIBS
@@ -613,17 +653,18 @@ AC_CHECK_TYPES([libusb_os_handle],
 	[sr_have_libusb_os_handle=yes], [sr_have_libusb_os_handle=no],
 	[[#include <libusb.h>]])
 AC_CHECK_FUNCS([zip_discard])
+AC_CHECK_FUNCS([ftdi_tciflush ftdi_tcoflush ftdi_tcioflush])
 LIBS=$sr_save_libs
 CFLAGS=$sr_save_cflags
 
-AM_COND_IF([NEED_USB], [AS_CASE([$sr_have_libusb_os_handle:$host_os], [no:mingw*],
-	[AC_MSG_ERROR([Windows builds require the event-abstraction branch of libusb])])])
-
 sr_glib_version=`$PKG_CONFIG --modversion glib-2.0 2>&AS_MESSAGE_LOG_FD`
 sr_libzip_version=`$PKG_CONFIG --modversion libzip 2>&AS_MESSAGE_LOG_FD`
+sr_zlib_version=`$PKG_CONFIG --modversion zlib 2>&AS_MESSAGE_LOG_FD`
 
 AC_DEFINE_UNQUOTED([CONF_LIBZIP_VERSION], ["$sr_libzip_version"],
 	[Build-time version of libzip.])
+AC_DEFINE_UNQUOTED([CONF_ZLIB_VERSION], ["$sr_zlib_version"],
+	[Build-time version of zlib.])
 AC_DEFINE_UNQUOTED([CONF_HOST], ["$host"],
 	[The canonical host libsigrok will run on.])