zip: Provide fallback if zip_discard() is unavailable

[libsigrok.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 836048947f3a235e161fcf940c6e4a70191fbdd3..2f9b06f097c006a10891b62450f9a2b1eb7817cc 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -33,10 +33,6 @@ AM_INIT_AUTOMAKE([1.11 -Wall -Werror no-define nostdinc subdir-objects check-new
 AM_SILENT_RULES([yes])
 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
 
-AH_TOP([#ifndef SR_CONFIG_H
-#define SR_CONFIG_H    /* To stop multiple inclusions. */])
-AH_BOTTOM([#endif /* SR_CONFIG_H */])
-
 AC_CANONICAL_HOST
 
 # Checks for programs.
@@ -48,6 +44,12 @@ 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([$CC], [sr_cc_version])
 SR_PROG_VERSION([$CXX], [sr_cxx_version])
@@ -67,6 +69,8 @@ SR_PKG_VERSION_SET([SR_PACKAGE_VERSION], [AC_PACKAGE_VERSION])
 # http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info
 SR_LIB_VERSION_SET([SR_LIB_VERSION], [2:0:0])
 
+AM_CONDITIONAL([WIN32], [test -z "${host_os##mingw*}" || test -z "${host_os##cygwin*}"])
+
 #############################
 ##  Optional dependencies  ##
 #############################
@@ -227,6 +231,7 @@ SR_DRIVER([demo], [demo])
 SR_DRIVER([Fluke DMM], [fluke-dmm], [libserialport])
 SR_DRIVER([fx2lafw], [fx2lafw], [libusb])
 SR_DRIVER([GMC MH 1x/2x], [gmc-mh-1x-2x], [libserialport])
+SR_DRIVER([GW Instek GDS-800], [gwinstek-gds-800], [libserialport])
 SR_DRIVER([Hameg HMO], [hameg-hmo], [libserialport])
 SR_DRIVER([Hantek DSO], [hantek-dso], [libusb])
 SR_DRIVER([Hung-Chang DSO-2100], [hung-chang-dso-2100], [libieee1284])
@@ -234,6 +239,7 @@ SR_DRIVER([Ikalogic Scanalogic-2], [ikalogic-scanalogic2], [libusb])
 SR_DRIVER([Ikalogic Scanaplus], [ikalogic-scanaplus], [libftdi])
 SR_DRIVER([Kecheng KC-330B], [kecheng-kc-330b], [libusb])
 SR_DRIVER([KERN scale], [kern-scale], [libserialport])
+SR_DRIVER([Korad KDxxxxP], [korad-kdxxxxp], [libserialport])
 SR_DRIVER([Lascar EL-USB], [lascar-el-usb], [libusb])
 SR_DRIVER([Manson HCS-3xxx], [manson-hcs-3xxx], [libserialport])
 SR_DRIVER([maynuo-m97], [maynuo-m97])
@@ -344,15 +350,22 @@ PKG_CHECK_EXISTS([pygobject-3.0 < 3.7.91],
        [AC_DEFINE([PYGOBJECT_FLAGS_SIGNED], [1],
                [Whether last argument to pyg_flags_get_value() is signed.])])
 
-# The Python bindings need the setuptools Python module.
-# We'll let it go through even if the AX macro wasn't found,
-# as the Python module may still be there.
-HAVE_PYMOD_SETUPTOOLS=yes
-m4_ifdef([AX_PYTHON_MODULE],
-       [AX_PYTHON_MODULE([setuptools])],
-       [m4_warn([unsupported], [Missing macro AX_PYTHON_MODULE: no setuptools check])])
+# The Python bindings need the setuptools and numpy Python modules.
+# We'll let it go through even if the AX macro wasn't found, as the
+# Python modules may still be there.
+m4_ifdef([AX_PYTHON_MODULE], [
+       AX_PYTHON_MODULE([setuptools])
+       AX_PYTHON_MODULE([numpy])
+], [
+       HAVE_PYMOD_SETUPTOOLS=yes
+       HAVE_PYMOD_NUMPY=yes
+       m4_warn([unsupported],
+               [Missing macro AX_PYTHON_MODULE: no check for setuptools and numpy])
+])
 AS_IF([test "x$HAVE_PYMOD_SETUPTOOLS" != xyes],
        [SR_APPEND([sr_python_missing], [', '], [setuptools])])
+AS_IF([test "x$HAVE_PYMOD_NUMPY" != xyes],
+       [SR_APPEND([sr_python_missing], [', '], [numpy])])
 
 # The Python bindings use SWIG to generate code.
 AC_CHECK_PROGS([SWIG], [swig swig3.0 swig2.0])
@@ -436,11 +449,16 @@ AM_COND_IF([BINDINGS_CXX], [
 # Check for specific libusb features, now that we know the CFLAGS.
 AC_LANG([C])
 sr_save_cflags=$CFLAGS
+sr_save_libs=$LIBS
 CFLAGS="$LIBSIGROK_CFLAGS $CFLAGS"
+LIBS="$LIBSIGROK_LIBS $LIBS"
 AC_CHECK_TYPES([libusb_os_handle],
        [sr_have_libusb_os_handle=yes], [sr_have_libusb_os_handle=no],
        [[#include <libusb.h>]])
+AC_CHECK_FUNCS([zip_discard])
+LIBS=$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])])])