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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File size:
558 bytes
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1 | #include <sys/signalfd.h>
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2 | #include <signal.h>
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3 | #include <errno.h>
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4 | #include <fcntl.h>
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5 | #include "syscall.h"
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6 |
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7 | int signalfd(int fd, const sigset_t *sigs, int flags)
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8 | {
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9 | int ret = __syscall(SYS_signalfd4, fd, sigs, _NSIG/8, flags);
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10 | #ifdef SYS_signalfd
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11 | if (ret != -ENOSYS) return __syscall_ret(ret);
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12 | ret = __syscall(SYS_signalfd, fd, sigs, _NSIG/8);
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13 | if (ret >= 0) {
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14 | if (flags & SFD_CLOEXEC)
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15 | __syscall(SYS_fcntl, ret, F_SETFD, FD_CLOEXEC);
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16 | if (flags & SFD_NONBLOCK)
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17 | __syscall(SYS_fcntl, ret, F_SETFL, O_NONBLOCK);
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18 | }
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19 | #endif
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20 | return __syscall_ret(ret);
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21 | }
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