compile tslib1.4,----error: call to ‘__open_missing_mode’ declared with attribute error

李子木

于 2012-12-11 14:33:21 发布

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本文链接：https://blog.youkuaiyun.com/flyeagle022/article/details/8282295

在尝试编译tslib时遇到一个错误：'__open_missing_mode' 被声明为带有错误属性。解决方案是检查代码中使用open函数的地方，特别是当使用O_CREAT标志时，必须提供第三个参数0777以符合GCC的严格语法检查。通过修改lines 227和229，添加这个参数可以解决问题。

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problem:
---------------------
ts_calibrate.c: In function ‘main’:
ts_calibrate.c:234: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result
In file included from /usr/include/fcntl.h:205,
                 from /usr/include/sys/fcntl.h:1,
                 from ts_calibrate.c:20:
In function ‘open’,
    inlined from ‘main’ at ts_calibrate.c:227:
/usr/include/bits/fcntl2.h:51: error: call to ‘__open_missing_mode’ declared with attribute error: open with O_CREAT in second argument needs 3 arguments
In function ‘open’,
    inlined from ‘main’ at ts_calibrate.c:229:
/usr/include/bits/fcntl2.h:51: error: call to ‘__open_missing_mode’ declared with attribute error: open with O_CREAT in second argument needs 3 argume