GO-GTK 树莓派交叉编译

Question

我正在使用 GO-GTK 来显示图像，该项目在 amd64 上运行良好，但是当我尝试为 arm (RaspberryPi) 交叉编译它时，出现以下错误。 请告知如何将 go-gtk 从 amd64 交叉编译到 arm (Raspberrypi3)。

编译器输出如下

    github.com/mattn/go-gtk/glib
# github.com/mattn/go-gtk/glib
In file included from /usr/lib/x86_64-linux-gnu/glib-2.0/include/glibconfig.h:9:0,
                 from /usr/include/glib-2.0/glib/gtypes.h:32,
                 from /usr/include/glib-2.0/glib/galloca.h:32,
                 from /usr/include/glib-2.0/glib.h:30,
                 from ./glib.go.h:4,
                 from src/github.com/mattn/go-gtk/glib/glib.go:5:
/usr/include/glib-2.0/glib/gtypes.h: In function '_GLIB_CHECKED_ADD_U64':
/usr/include/glib-2.0/glib/gmacros.h:232:53: error: size of array '_GStaticAssertCompileTimeAssertion_0' is negative
 #define G_STATIC_ASSERT(expr) typedef char G_PASTE (_GStaticAssertCompileTimeAssertion_, __COUNTER__)[(expr) ? 1 : -1] G_GNUC_UNUSED
                                                     ^
/usr/include/glib-2.0/glib/gmacros.h:229:47: note: in definition of macro 'G_PASTE_ARGS'
 #define G_PASTE_ARGS(identifier1,identifier2) identifier1 ## identifier2
                                               ^
/usr/include/glib-2.0/glib/gmacros.h:232:44: note: in expansion of macro 'G_PASTE'
 #define G_STATIC_ASSERT(expr) typedef char G_PASTE (_GStaticAssertCompileTimeAssertion_, __COUNTER__)[(expr) ? 1 : -1] G_GNUC_UNUSED
                                            ^
/usr/include/glib-2.0/glib/gtypes.h:422:3: note: in expansion of macro 'G_STATIC_ASSERT'
   G_STATIC_ASSERT(sizeof (unsigned long long) == sizeof (guint64));
   ^
github.com/mattn/go-gtk/pango
# github.com/mattn/go-gtk/pango
In file included from /usr/lib/x86_64-linux-gnu/glib-2.0/include/glibconfig.h:9:0,
                 from /usr/include/glib-2.0/glib/gtypes.h:32,
                 from /usr/include/glib-2.0/glib/galloca.h:32,
                 from /usr/include/glib-2.0/glib.h:30,
                 from /usr/include/pango-1.0/pango/pango-coverage.h:25,
                 from /usr/include/pango-1.0/pango/pango-font.h:25,
                 from /usr/include/pango-1.0/pango/pango-attributes.h:25,
                 from /usr/include/pango-1.0/pango/pango.h:25,
                 from ./pango.go.h:7,
                 from src/github.com/mattn/go-gtk/pango/pango.go:5:
/usr/include/glib-2.0/glib/gtypes.h: In function '_GLIB_CHECKED_ADD_U64':
/usr/include/glib-2.0/glib/gmacros.h:232:53: error: size of array '_GStaticAssertCompileTimeAssertion_0' is negative
 #define G_STATIC_ASSERT(expr) typedef char G_PASTE (_GStaticAssertCompileTimeAssertion_, __COUNTER__)[(expr) ? 1 : -1] G_GNUC_UNUSED
                                                     ^
/usr/include/glib-2.0/glib/gmacros.h:229:47: note: in definition of macro 'G_PASTE_ARGS'
 #define G_PASTE_ARGS(identifier1,identifier2) identifier1 ## identifier2
                                               ^
/usr/include/glib-2.0/glib/gmacros.h:232:44: note: in expansion of macro 'G_PASTE'
 #define G_STATIC_ASSERT(expr) typedef char G_PASTE (_GStaticAssertCompileTimeAssertion_, __COUNTER__)[(expr) ? 1 : -1] G_GNUC_UNUSED
                                            ^
/usr/include/glib-2.0/glib/gtypes.h:422:3: note: in expansion of macro 'G_STATIC_ASSERT'
   G_STATIC_ASSERT(sizeof (unsigned long long) == sizeof (guint64));

环境变量

    GOARCH="arm"
GOBIN=""
GOEXE=""
GOHOSTARCH="amd64"
GOHOSTOS="linux"
GOOS="linux"
GOPATH="/home/minhaj/GoLang"
GORACE=""
GOROOT="/usr/local/go"
GOTOOLDIR="/usr/local/go/pkg/tool/linux_amd64"
GCCGO="gccgo"
GOARM=""
CC="arm-linux-gnueabi-gcc"
GOGCCFLAGS="-fPIC -marm -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build977266484=/tmp/go-build -gno-record-gcc-switches"
CXX="g++"
CGO_ENABLED="1"
PKG_CONFIG="pkg-config"
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"

Answer 1

删除 amd64 gtk 库并重新安装 32 位库后，它工作正常。