Quentin Smith
32 lines
557 B
C
32 lines
557 B
C
/* ISC license. */
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/* MT-unsafe */
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#include "sysdeps.h"
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#include "allreadwrite.h"
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#include "selfpipe-internal.h"
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#include "selfpipe.h"
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#ifdef HASSIGNALFD
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#include <sys/signalfd.h>
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int selfpipe_read (void)
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{
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struct signalfd_siginfo buf ;
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register int r = sanitize_read(fd_read(selfpipe_fd, (char *)&buf, sizeof(struct signalfd_siginfo))) ;
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return (r <= 0) ? r : (int)buf.ssi_signo ;
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}
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#else
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int selfpipe_read (void)
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{
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char c ;
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register int r = sanitize_read((fd_read(selfpipe_fd, &c, 1))) ;
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return (r <= 0) ? r : (int)c ;
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}
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#endif
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