SENDSIG(3PVM) SENDSIG(3PVM)
NAME
pvm_sendsig - Sends a signal to another PVM process.
SYNOPSIS
C int info = pvm_sendsig( int tid, int signum )
Fortran call pvmfsendsig( tid, signum, info )
PARAMETERS
tid Integer task identifier of PVM process to receive the signal.
signum Integer signal number.
info Integer status code returned by the routine.
DISCUSSION
The routine pvm_sendsig sends the signal number signum to the PVM process
identified by tid. If pvm_sendsig is successful, info will be 0. If some
error occurs then info will be < 0.
pvm_sendsig should only be used by programmers with Unix signal handling
experience. Many library functions (and in fact the PVM library functions)
cannot be called in a signal handler context because they do not mask sig-
nals or lock internal data structures.
Further caveat: the signal numbers passed between systems are not mapped -
PVM assumes that signal 9 on one system is the same as on another.
EXAMPLES
C:
tid = pvm_parent();
info = pvm_sendsig( tid, SIGKILL);
Fortran:
CALL PVMFBUFINFO( BUFID, BYTES, TYPE, TID, INFO );
CALL PVMFSENDSIG( TID, SIGNUM, INFO )
ERRORS
These error conditions can be returned by pvm_sendsig
PvmSysErr pvmd not responding.
PvmBadParam giving an invalid tid value.
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