Last change
on this file since 403 was 337, checked in by coas-nagasima, 6 years ago |
ASP3版ECNL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:
531 bytes
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1 | #include <sys/eventfd.h>
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2 | #include <unistd.h>
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3 | #include <errno.h>
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4 | #include "syscall.h"
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5 |
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6 | int eventfd(unsigned int count, int flags)
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7 | {
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8 | int r = __syscall(SYS_eventfd2, count, flags);
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9 | #ifdef SYS_eventfd
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10 | if (r==-ENOSYS && !flags) r = __syscall(SYS_eventfd, count);
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11 | #endif
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12 | return __syscall_ret(r);
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13 | }
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14 |
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15 | int eventfd_read(int fd, eventfd_t *value)
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16 | {
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17 | return (sizeof(*value) == read(fd, value, sizeof(*value))) ? 0 : -1;
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18 | }
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19 |
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20 | int eventfd_write(int fd, eventfd_t value)
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21 | {
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22 | return (sizeof(value) == write(fd, &value, sizeof(value))) ? 0 : -1;
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23 | }
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