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fcntl f_getfl

fcntl f_getfl

F_GETFL Get the file status flags and file access modes, defined in <fcntl.h> , for the file description associated with fildes. The file access modes can be extracted from the return value using the mask O_ACCMODE, which is defined in ...

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fcntl f_getfl 相關資訊

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  • F_GETFL Get the file status flags and file access modes, defined in <fcntl.h> , for ...
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  • fcntl的返回值与命令有关。如果出错，所有命令都返回-1，如果成功则返回某个其他值。下列四个命令有特定返回值：F_DUPFD、F_GETFD、F_GETFL、F_GETOWN.第...
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  • Itanium tests on fcntl(fd, F_SETFL, ...) fail because of (apparently) bad expectations. An...
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  • 3. cmd值的F_GETFL和F_SETFL ： F_GETFL 取得fd的文件状态标志，如同下面的描述一样(arg被忽略)，在说明open函数时，已说明 了文件状态标志。不幸的...
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  • 1、获取文件的flags，即open函数的第二个参数: flags = fcntl(fd,F_GETFL,0); 2、设置文件的flags: fcntl(fd,F_SETFL,fl...
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