Initial commit

1 files changed, 38 insertions, 0 deletions

diff --git a/sys/fio/fpathname.x b/sys/fio/fpathname.x
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index 00000000..12c29e1f
--- /dev/null
+++ b/sys/fio/fpathname.x
@@ -0,0 +1,38 @@
+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include	<config.h>
+include	<syserr.h>
+include	<knet.h>
+include	<fio.h>
+
+# FPATHNAME -- Return the full OS pathname for a vfn.  If no vfn is given
+# (null string), the pathname of the current directory is returned.  Do not
+# try to make the pathname into a directory name; if it already is a directory
+# name, however, it will remain so.
+
+procedure fpathname (vfn, output_pathname, maxchars)
+
+char	vfn[ARB]			# VFN of file
+char	output_pathname[maxchars]	# pathname of file
+int	maxchars
+
+int	status
+include	<fio.com>
+errchk	filerr
+
+begin
+	status = OK
+	
+	if (vfn[1] == EOS)
+	    call strpak (vfn, pathname, SZ_PATHNAME)
+	else iferr (call fmapfn (vfn, pathname, SZ_PATHNAME))
+	    status = ERR
+
+	if (status != ERR) {
+	    call strupk (pathname, pathname, SZ_PATHNAME)
+	    call zfpath (pathname, output_pathname, maxchars, status)
+	}
+
+	if (status == ERR)
+	    call filerr (vfn, SYS_FPATHNAME)
+end