Last change
on this file since 445 was 444, checked in by coas-nagasima, 4 years ago |
muslのソースコードを追加
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Property svn:eol-style
set to
native
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Property svn:mime-type
set to
text/x-csrc;charset=UTF-8
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File size:
605 bytes
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1 | #include "stdio_impl.h"
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2 | #include <fcntl.h>
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3 | #include <string.h>
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4 | #include <errno.h>
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5 |
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6 | FILE *fopen(const char *restrict filename, const char *restrict mode)
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7 | {
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8 | FILE *f;
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9 | int fd;
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10 | int flags;
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11 |
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12 | /* Check for valid initial mode character */
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13 | if (!strchr("rwa", *mode)) {
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14 | errno = EINVAL;
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15 | return 0;
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16 | }
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17 |
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18 | /* Compute the flags to pass to open() */
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19 | flags = __fmodeflags(mode);
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20 |
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21 | fd = sys_open(filename, flags, 0666);
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22 | if (fd < 0) return 0;
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23 | if (flags & O_CLOEXEC)
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24 | __syscall(SYS_fcntl, fd, F_SETFD, FD_CLOEXEC);
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25 |
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26 | f = __fdopen(fd, mode);
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27 | if (f) return f;
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28 |
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29 | __syscall(SYS_close, fd);
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30 | return 0;
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31 | }
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32 |
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33 | LFS64(fopen);
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