是否有可能检测32位vs64位中的一个庆典剧本吗?[重复]

StackOverflow https://stackoverflow.com/questions/106387

  •  01-07-2019
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这个问题已经有一个答案在这里:

我写的一个庆典脚本处理一些安装一个自动化的方式...我有可能得到一个这样的方案在32或64位的二进制...是否有可能检测机构从砸所以我可以选择正确的二元?

这将为Ubuntu的机器。

有帮助吗?

解决方案

uname -a

给你任何东西可以使用?我没有64位计算机,以测试。


注意到从麦克石: 这一工作,虽然具体地说

uname -m

会给"x86_64"的64位,和别的东西对于其他32位类型(在我的32位的VM,这是"i686").

其他提示

MACHINE_TYPE=`uname -m`
if [ ${MACHINE_TYPE} == 'x86_64' ]; then
  # 64-bit stuff here
else
  # 32-bit stuff here
fi

getconf LONG_BIT 似乎做的伎俩,这使它更容易检查,因为这将返回简单的整数而不是一些复杂的表达。

if [ `getconf LONG_BIT` = "64" ]
then
    echo "I'm 64-bit"
else
    echo "I'm 32-bit"
fi

小心,在一个 chrooted32位env,uname仍然是回答喜欢的64位主机系统。

getconf LONG_BIT 工作正常。

file /bin/cp 或任何熟知的可执行或图书馆应该做的伎俩如果你没有getconf(但你可以存储程序,不能使用,也许不在这个地方)。

你可以使用,后续脚本(i取这种正式的脚本"ioquake3"):例如

archs=`uname -m`
case "$archs" in
    i?86) archs=i386 ;;
    x86_64) archs="x86_64 i386" ;;
    ppc64) archs="ppc64 ppc" ;;
esac

for arch in $archs; do
    test -x ./ioquake3.$arch || continue
    exec ./ioquake3.$arch "$@"
done

==================================================================================

我在做一个脚本来检测"建筑",这是我的简单的代码(我采用与葡萄酒,我的窗户的游戏,在Linux下,通过每个的游戏,我使用非同一版本的WineHQ,下载从"PlayOnLinux"的网站。

# First Obtain "kernel" name
KERNEL=$(uname -s)

if      [ $KERNEL = "Darwin" ]; then
        KERNEL=mac
elif        [ $Nucleo = "Linux" ]; then
        KERNEL=linux
elif        [ $Nucleo = "FreeBSD" ]; then
        KERNEL=linux
else
        echo "Unsupported OS"
fi

# Second get the right Arquitecture
ARCH=$(uname -m)

if         [ $ARCH = "i386" ]; then
            PATH="$PWD/wine/$KERNEL/x86/bin:$PATH"
            export WINESERVER="$PWD/wine/$KERNEL/x86/bin/wineserver"
            export WINELOADER="$PWD/wine/$KERNEL/x86/bin/wine"
            export WINEPREFIX="$PWD/wine/data"
            export WINEDEBUG=-all:$WINEDEBUG
            ARCH="32 Bits"
    elif    [ $ARCH = "i486" ]; then
            PATH="$PWD/wine/$KERNEL/x86/bin:$PATH"
            export WINESERVER="$PWD/wine/$KERNEL/x86/bin/wineserver"
            export WINELOADER="$PWD/wine/$KERNEL/x86/bin/wine"
            export WINEPREFIX="$PWD/wine/data"
            export WINEDEBUG=-all:$WINEDEBUG
            ARCH="32 Bits"
    elif    [ $ARCH = "i586" ]; then
            PATH="$PWD/wine/$KERNEL/x86/bin:$PATH"
            export WINESERVER="$PWD/wine/$KERNEL/x86/bin/wineserver"
            export WINELOADER="$PWD/wine/$Nucleo/x86/bin/wine"
            export WINEPREFIX="$PWD/wine/data"
            export WINEDEBUG=-all:$WINEDEBUG
            ARCH="32 Bits"
    elif    [ $ARCH = "i686" ]; then
            PATH="$PWD/wine/$KERNEL/x86/bin:$PATH"
            export WINESERVER="$PWD/wine/$KERNEL/x86/bin/wineserver"
            export WINELOADER="$PWD/wine/$KERNEL/x86/bin/wine"
            export WINEPREFIX="$PWD/wine/data"
            export WINEDEBUG=-all:$WINEDEBUG
            ARCH="32 Bits"
         elif [ $ARCH = "x86_64" ]; then
            export WINESERVER="$PWD/wine/$KERNEL/x86_64/bin/wineserver"
            export WINELOADER="$PWD/wine/$KERNEL/x86_64/bin/wine"
            export WINEPREFIX="$PWD/wine/data"
            export WINEDEBUG=-all:$WINEDEBUG
            ARCH="64 Bits"
    else
        echo "Unsoportted Architecture"
fi

==================================================================================

现在我用这在我砸脚本,因为运作更好地在任何发行版的.

# Get the Kernel Name
Kernel=$(uname -s)
case "$Kernel" in
    Linux)  Kernel="linux"              ;;
    Darwin) Kernel="mac"                ;;
    FreeBSD)    Kernel="freebsd"            ;;
* ) echo "Your Operating System -> ITS NOT SUPPORTED"   ;;
esac

echo
echo "Operating System Kernel : $Kernel"
echo
# Get the machine Architecture
Architecture=$(uname -m)
case "$Architecture" in
    x86)    Architecture="x86"                  ;;
    ia64)   Architecture="ia64"                 ;;
    i?86)   Architecture="x86"                  ;;
    amd64)  Architecture="amd64"                    ;;
    x86_64) Architecture="x86_64"                   ;;
    sparc64)    Architecture="sparc64"                  ;;
* ) echo    "Your Architecture '$Architecture' -> ITS NOT SUPPORTED."   ;;
esac

echo
echo "Operating System Architecture : $Architecture"
echo
slot8(msd):/opt # uname -a
Linux slot8a 2.6.21_mvlcge500-electra #1 SMP PREEMPT Wed Jun 18 16:29:33 \
EDT 2008 ppc64 GNU/Linux


记住,还有其他的CPU系结构比Intel/AMD...

你可以做像这样的东西:

if $(uname -a | grep 'x86_64'); then
  echo "I'm 64-bit"
else
  echo "I'm 32-bit"
fi

是的, uname-a 应该做的伎俩。参见: http://www.stata.com/support/faqs/win/64bit.html.

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