1UPSCLI_FD(3)                      NUT Manual                      UPSCLI_FD(3)
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NAME

6       upscli_fd - Get file descriptor for connection
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SYNOPSIS

9       #include <upsclient.h>
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11       int upscli_fd(UPSCONN_t *ups);
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DESCRIPTION

14       The upscli_fd() function takes the pointer ups to a UPSCONN_t state
15       structure and returns the value of the file descriptor for that
16       connection, if any.
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18       This may be useful for determining if the connection to upsd(8) has
19       been lost.
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RETURN VALUE

22       The upscli_fd() function returns the file descriptor, which may be any
23       non-negative number. It returns -1 if an error occurs.
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SEE ALSO

26       upscli_connect(3), upscli_strerror(3), upscli_upserror(3)
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30Network UPS Tools 2.7.3.          03/02/2016                      UPSCLI_FD(3)