升级到 Xcode5.1, iOS 7.1 之后,zxing 编译出错了,求帮助 - V2EX
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升级到 Xcode5.1, iOS 7.1 之后,zxing 编译出错了,求帮助

  •  
  •   adow
    adow 2014-03-11 12:06:42 +08:00 6772 次点击
    这是一个创建于 4311 天前的主题,其中的信息可能已经有所发展或是发生改变。
    编译时zxing的ChecksumException.h 中

    ````
    #ifndef __CHECKSUM_EXCEPTION_H__
    #define __NOT_FOUND_EXCEPTION_H__
    ````

    '__CHECKSUM_EXCEPTION_H__' is used as a header guard here, followed by #define of a different macro

    我把#define 里改成__CHECKSUM_EXCEPTION_H__ 后又在zxing其他地方有编译错误了。

    在Xcode 5.0.2 中确实没有问题的,我想是不是5.1的编译器参数有不一样了吗?
    8 条回复    1970-01-01 08:00:00 +08:00
    txx
        1
    txx  
       2014-03-11 12:31:23 +08:00   1
    我改了一下...其他地方都是 unused 错误...用 宏 标记一下 就好了 http://stackoverflow.com/questions/18423449/ignore-unused-entity-issue-unused-variable-in-a-single-file

    应该可以修改编译选项 关闭掉...
    run2
        2
    run2  
       2014-03-11 12:41:29 +08:00   1
    zxing 的iOS 分支不是关了么?
    用的port版本?
    txx
        3
    txx  
       2014-03-11 12:46:58 +08:00
    @sobigfish 关了是因为iOS 7 内置了....但是你 5 6 不能不管啊...
    run2
        4
    run2  
       2014-03-11 12:50:05 +08:00
    @txx 其实是可以的:) 现在还用iOS5、6的都不是优质客户群 至少在某些产品定位上
    txx
        5
    txx  
       2014-03-11 12:51:23 +08:00
    @sobigfish 我那天还收到客户投诉呢...一个渠道商的3gs装不了....一问是4.3的系统.......
    jeremyLyu
        6
    jeremyLyu  
       2014-03-20 11:02:28 +08:00   1
    在工程ZXingWidget中的 build settings
    在 Apple LLVM 5.1 - Custom Compiler Flags项目中
    将Other Warning Flags的所有项目给删除掉。
    然后 重新编译就可以了
    bingyingu
        7
    bingyingu  
       2014-04-09 11:49:11 +08:00
    6楼正解哦!
    这样删除不知道,有什么后遗症吗?
    gancl
        8
    gancl  
       2014-04-13 23:36:31 +08:00
    Looks like there are some underground compiler settings changes in XCode 5.1.

    So to fix this issue you need add -w flag to ZXingWidget Other Warning Flags. This flag completely disable all compiler warnings.

    Select ZXingWidget framework.
    Select ZXingWidget target in ZXingWidget framework.
    Press Build setting tab and type "other wa" in search.
    Add -w parameter flag to Other Warning Flags.
    Here is a screen with steps how to add this flag:


    http://stackoverflow.com/questions/22411565/build-error-on-ios-7-1-zxing
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