(please, do not write to me only. The more people see this,
the more chances to get the needed answer. E-mail of the list
restored.)
19.08.2017 22:36, bruce пишет:
> On 08/19/2017 00:14, Boris Samorodov wrote:
>> Hi Bruce, All!
>>
>> 19.08.2017 01:03, bruce пишет:
>>> Hi,
>>>
>>> I am trying to get a program to compile on freebsd-11.1. It compiles
>>> just fine using ubuntu-16.04 but there is a problem with linking
>>> libserialport with freebsd. Below are the configure.ac and Makefile.am
>>> I am using. The linker error follows. Can anyone help?
>>>
>>> linker error:
>>> /usr/local/lib/libserialport.so: undefined reference to
>>> `libusb20_dev_close'
>>> /usr/local/lib/libserialport.so: undefined reference to
>>> `libusb20_be_free'
>>> /usr/local/lib/libserialport.so: undefined reference to
>>> `libusb20_dev_kernel_driver_active'
>>> /usr/local/lib/libserialport.so: undefined reference to
>>> `libusb20_dev_req_string_simple_sync'
>>> /usr/local/lib/libserialport.so: undefined reference to
>>> `libusb20_dev_get_address'
>>> /usr/local/lib/libserialport.so: undefined reference to
>>> `libusb20_dev_get_iface_desc'
>>> /usr/local/lib/libserialport.so: undefined reference to
>>> `libusb20_be_device_foreach'
>>> /usr/local/lib/libserialport.so: undefined reference to
>>> `libusb20_dev_get_bus_number'
>>> /usr/local/lib/libserialport.so: undefined reference to
>>> `libusb20_be_alloc_default'
>>> /usr/local/lib/libserialport.so: undefined reference to
>>> `libusb20_dev_get_desc'
>>> /usr/local/lib/libserialport.so: undefined reference to
>>> `libusb20_dev_get_device_desc'
>>> /usr/local/lib/libserialport.so: undefined reference to
>>> `libusb20_dev_open'
>>> c++: error: linker command failed with exit code 1 (use -v to see
>>> invocation)
>>> *** Error code 1
>>>
>>> Stop.
>>>
>>>
>>>
>>> Makefile.am:
>>>
>>> gardendir = /home/blm/garden/src
>>> garden_DATA = ../data/state_table
>>> AUTOMAKE_OPTIONS = subdir-objects
>>> ACLOCAL_AMFLAGS = ${ACLOCAL_FLAGS}
>>> cc=c++
>>> bin_PROGRAMS = garden
>>> garden_SOURCES = main.cpp garden.cpp
>>> garden_CPPFLAGS = $(GTKMM_CFLAGS)
>>> garden_CPPFLAGS += -std=c++11
>>> garden_LDFLAGS = $(GTKMM_LIBS)
>>> garden_CXXFLAGS = $(DEPS_CFLAGS)
>>> garden_LDADD = $(DEPS_LIBS)
>>>
>>> configure.ac:
>>>
>>> AC_PREREQ([2.69])
>>> AC_INIT([FULL-PACKAGE-NAME],[VERSION],[BUG-REPORT-ADDRESS])
>>> AM_INIT_AUTOMAKE
>>> PKG_CHECK_MODULES([DEPS], [gtkmm-3.0 >= 3.0.0])
>>> PKG_CHECK_MODULES([DEPS], [libserialport-0.1.0 >= 0.1.0])
>>> AC_CONFIG_SRCDIR([src/garden.cpp])
>>> AC_CONFIG_HEADERS([config.h])
>>>
>>> # Checks for programs.
>>> AC_PROG_CXX
>>> AC_PROG_CC
>>>
>>> # Checks for libraries.
>>> AC_ARG_WITH([libserialport-include-path],
>>> [AS_HELP_STRING([--with-libserialport-include-path],
>>> [location of the libserialport headers, defaults to
>>> /usr/local/include])],
>>> [A_CFLAGS="-I$withval"],
>>> [A_CFLAGS='-I/usr/local/include'])
>>> AC_SUBST([A_CFLAGS])
>>>
>>> AC_ARG_WITH([libserialport-lib-path],
>>> [AS_HELP_STRING([--with-libserialport-lib-path], [location of
>>> the libserialport libraries])],
>>> [LIBS="-L/usr/local/lib"],
>>> [LIBS='-lserialport'])
>>> AC_SUBST([LIBS])
>>> # Checks for header files.
>>> AC_CHECK_HEADERS([unistd.h])
>>> # Checks for typedefs, structures, and compiler characteristics.
>>> AC_HEADER_STDBOOL
>>>
>>> # Checks for library functions.
>>>
>>> AC_CONFIG_FILES([Makefile
>>> src/Makefile])
>>> AC_OUTPUT
>> Probably you should use '-lusb' linking flag at FreeBSD. Take a look at
>> /usr/libdata/pkgconfig/libusb-2.0.pc.
>>
>> Hm, libserialport.pc does not mention this. Should it (at FreeBSD)?
>>
> Thanks for your help. I used -lusb and I get the following:
>
> mv -f .deps/garden-garden.Tpo .deps/garden-garden.Po
> c++ -I/usr/local/include/gtkmm-3.0 -I/usr/local/lib/gtkmm-3.0/include
> -I/usr/local/include/atkmm-1.6 -I/usr/local/include/atk-1.0
> -I/usr/local/include/glib-2.0 -I/usr/local/lib/glib-2.0/include
> -I/usr/local/include -I/usr/local/include/glibmm-2.4
> -I/usr/local/lib/glibmm-2.4/include -I/usr/local/include/sigc++-2.0
> -I/usr/local/lib/sigc++-2.0/include -I/usr/local/include/giomm-2.4
> -I/usr/local/lib/giomm-2.4/include -I/usr/local/include/pangomm-1.4
> -I/usr/local/lib/pangomm-1.4/include -I/usr/local/include/cairomm-1.0
> -I/usr/local/lib/cairomm-1.0/include -I/usr/local/include/cairo
> -I/usr/local/include/pixman-1 -I/usr/local/include/freetype2
> -I/usr/local/include/libdrm -I/usr/local/include/libpng16
> -I/usr/local/include/pango-1.0 -I/usr/local/include/harfbuzz
> -I/usr/local/include/gtk-3.0 -I/usr/local/include/gdk-pixbuf-2.0
> -I/usr/local/include/gio-unix-2.0/ -I/usr/local/include/at-spi2-atk/2.0
> -I/usr/local/include/at-spi-2.0 -I/usr/local/include/dbus-1.0
> -I/usr/local/lib/dbus-1.0/include
> -I/usr/local/include/gtk-3.0/unix-print -I/usr/local/include/gdkmm-3.0
> -I/usr/local/lib/gdkmm-3.0/include -D_THREAD_SAFE -pthread -g -O2 -o
> garden garden-main.o garden-garden.o -L/usr/local/lib -lgtkmm-3.0
> -latkmm-1.6 -lgdkmm-3.0 -lgiomm-2.4 -lpangomm-1.4 -lglibmm-2.4 -lgtk-3
> -lgdk-3 -lpangocairo-1.0 -lpango-1.0 -latk-1.0 -lcairo-gobject -lgio-2.0
> -lcairomm-1.0 -lcairo -lpthread -lsigc-2.0 -lgdk_pixbuf-2.0
> -lgobject-2.0 -lglib-2.0 -lintl -lusb
> garden-garden.o: In function `Garden::on_button21_clicked()':
> /usr/home/blm/garden/src/garden.cpp:723: undefined reference to `sp_close'
> garden-garden.o: In function `Garden::~Garden()':
> /usr/home/blm/garden/src/garden.cpp:247: undefined reference to `sp_close'
> /usr/home/blm/garden/src/garden.cpp:248: undefined reference to
> `sp_free_port'
> garden-garden.o: In function `Garden::opp_valves(Glib::ustring,
> Glib::ustring, Gtk::Image&, Glib::ustring, char*)':
> /usr/home/blm/garden/src/garden.cpp:874: undefined reference to
> `sp_nonblocking_write'
> /usr/home/blm/garden/src/garden.cpp:878: undefined reference to
> `sp_nonblocking_read'
> garden-garden.o: In function `Garden::on_button2_clicked()':
> /usr/home/blm/garden/src/garden.cpp:337: undefined reference to
> `sp_nonblocking_write'
> /usr/home/blm/garden/src/garden.cpp:341: undefined reference to
> `sp_nonblocking_read'
> /usr/home/blm/garden/src/garden.cpp:311: undefined reference to
> `sp_nonblocking_write'
> /usr/home/blm/garden/src/garden.cpp:315: undefined reference to
> `sp_nonblocking_read'
> garden-garden.o: In function `Garden::on_button4_clicked()':
> /usr/home/blm/garden/src/garden.cpp:443: undefined reference to
> `sp_nonblocking_write'
> /usr/home/blm/garden/src/garden.cpp:447: undefined reference to
> `sp_nonblocking_read'
> /usr/home/blm/garden/src/garden.cpp:416: undefined reference to
> `sp_nonblocking_write'
> /usr/home/blm/garden/src/garden.cpp:420: undefined reference to
> `sp_nonblocking_read'
> garden-garden.o: In function `Garden::on_button6_clicked()':
> /usr/home/blm/garden/src/garden.cpp:547: undefined reference to
> `sp_nonblocking_write'
> /usr/home/blm/garden/src/garden.cpp:551: undefined reference to
> `sp_nonblocking_read'
> /usr/home/blm/garden/src/garden.cpp:521: undefined reference to
> `sp_nonblocking_write'
> /usr/home/blm/garden/src/garden.cpp:525: undefined reference to
> `sp_nonblocking_read'
> garden-garden.o: In function `Garden::on_button8_clicked()':
> /usr/home/blm/garden/src/garden.cpp:651: undefined reference to
> `sp_nonblocking_write'
> /usr/home/blm/garden/src/garden.cpp:655: undefined reference to
> `sp_nonblocking_read'
> /usr/home/blm/garden/src/garden.cpp:625: undefined reference to
> `sp_nonblocking_write'
> /usr/home/blm/garden/src/garden.cpp:629: undefined reference to
> `sp_nonblocking_read'
> garden-garden.o: In function `Garden::open_weeder_port(sp_mode,
> Glib::ustring)':
> /usr/home/blm/garden/src/garden.cpp:826: undefined reference to
> `sp_get_port_by_name'
> /usr/home/blm/garden/src/garden.cpp:827: undefined reference to `sp_open'
> /usr/home/blm/garden/src/garden.cpp:830: undefined reference to
> `sp_new_config'
> /usr/home/blm/garden/src/garden.cpp:831: undefined reference to
> `sp_set_config_baudrate'
> /usr/home/blm/garden/src/garden.cpp:832: undefined reference to
> `sp_set_config_bits'
> /usr/home/blm/garden/src/garden.cpp:833: undefined reference to
> `sp_set_config_parity'
> /usr/home/blm/garden/src/garden.cpp:834: undefined reference to
> `sp_set_config_stopbits'
> /usr/home/blm/garden/src/garden.cpp:835: undefined reference to
> `sp_set_config_flowcontrol'
> /usr/home/blm/garden/src/garden.cpp:836: undefined reference to
> `sp_set_config'
> /usr/home/blm/garden/src/garden.cpp:837: undefined reference to
> `sp_free_config'
> /usr/home/blm/garden/src/garden.cpp:838: undefined reference to `sp_flush'
> garden-garden.o: In function `Garden::init_weeder()':
> /usr/home/blm/garden/src/garden.cpp:851: undefined reference to
> `sp_nonblocking_write'
> /usr/home/blm/garden/src/garden.cpp:855: undefined reference to
> `sp_nonblocking_read'
> /usr/home/blm/garden/src/garden.cpp:857: undefined reference to `sp_flush'
> c++: error: linker command failed with exit code 1 (use -v to see
> invocation)
> *** Error code 1
OK. That seems to be a libserial interface. So you lack a "-lserialport"
linking flag.
HTH
--
WBR, bsam
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