17 lines
409 B
C
17 lines
409 B
C
#include <fcntl.h>
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#include <string.h>
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int __fmodeflags(const char *mode)
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{
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int flags;
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if (strchr(mode, '+')) flags = O_RDWR;
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else if (*mode == 'r') flags = O_RDONLY;
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else flags = O_WRONLY;
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if (strchr(mode, 'x')) flags |= O_EXCL;
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if (strchr(mode, 'e')) flags |= O_CLOEXEC;
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if (*mode != 'r') flags |= O_CREAT;
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if (*mode == 'w') flags |= O_TRUNC;
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if (*mode == 'a') flags |= O_APPEND;
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return flags;
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}
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