linux c open o_rdwr
Openforreadingonly.O_WRONLY:Openforwritingonly.O_RDWR:Openforreadingandwriting.TheresultisundefinedifthisflagisappliedtoaFIFO.Any ...,open(/tmp/r.txt,O_RDONLY)=3open(/tmp/r+.txt,O_RDWR)=4open(/tmp/w....c:599599SYSCALL_DEFINE3(write,unsignedint,fd...
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2018年1月11日—函数说明:第一个参数pathname指向欲打开的文件路径字符串。第二参数flags所能使用的旗标:1.O_RDONLY只读打开。2.O_WRONLY只写打开。3.O_RDWR读 ...
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