Initial commit

1 files changed, 32 insertions, 0 deletions

diff --git a/sys/etc/nmireadb.x b/sys/etc/nmireadb.x
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+++ b/sys/etc/nmireadb.x
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+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include <nmi.h>
+
+
+# NMI_READB -- Read a block of data stored externally in NMI format.
+# Data is returned in the format of the local host machine.
+
+int procedure nmi_readb (fd, spp, maxelem)
+
+int	fd			#I input file
+bool	spp[ARB]		#O receives data
+int	maxelem			# max number of data elements to be read
+
+pointer	sp, bp
+int	pksize, nchars, nelem
+int	nminelem(), read()
+errchk	read()
+
+long	note()
+
+begin
+	pksize = nminelem (maxelem, NMI_INT)
+	nelem  = EOF
+
+	# Read data into user buffer and unpack in place.
+	nchars = read (fd, spp, pksize)
+	if (nchars != EOF)
+	    nelem = min (maxelem, pksize)
+
+	return (nelem)
+end