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splice()函数,SPLICE_F_MOVE SPLICE_F_NONBLOCK SPLICE_F_MORE undeclared

发布时间:2016-01-01 13:00:13
1.编译含有splice()函数的程序时出现,SPLICE_F_MOVE undeclared,SPLICE_F_NONBLOCK ‘SPLICE_F_MORE 也是一样undeclared!2.使用man splice查看,发现要定义宏_GN ...

1.编译含有splice()函数的程序时出现,'SPLICE_F_MOVE'  undeclared,'SPLICE_F_NONBLOCK' ‘SPLICE_F_MORE' 也是一样undeclared!

2.使用man splice查看,发现要定义宏_GNU_SOURCE

1 #define _GNU_SOURCE     /* See feature_test_macros(7) */2 #include <fcntl.h>3 4 ssize_t splice(int fd_in, loff_t *off_in, int fd_out, loff_t *off_out, size_t len, unsigned int flags);

原标题:splice()函数,SPLICE_F_MOVE SPLICE_F_NONBLOCK SPLICE_F_MORE undeclared

关键词:函数

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