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-rw-r--r--sys/ki/kfgcwd.x54
1 files changed, 54 insertions, 0 deletions
diff --git a/sys/ki/kfgcwd.x b/sys/ki/kfgcwd.x
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+++ b/sys/ki/kfgcwd.x
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+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include <config.h>
+include <mach.h>
+include <chars.h>
+include "ki.h"
+
+# KFGCWD -- Get the name of the current default directory.
+
+procedure kfgcwd (outstr, maxch, nchars)
+
+char outstr[maxch] # receives pathname of directory
+int maxch # max chars out
+int nchars # length of returned string
+
+int server, op
+int gstrcpy(), ki_sendrcv()
+include "kinode.com"
+include "kii.com"
+define err_ 91
+
+begin
+ # If the current directory resides on the local node pass the zfgcwd
+ # request to the local kernel, else pass it to the kernel on the remote
+ # (default) node. Leave the CWD in p_sbuf.
+
+ if (n_default == NULL || n_default == n_local) {
+err_ call zfgcwd (p_sbuf, SZ_SBUF, nchars)
+ call strupk (p_sbuf, p_sbuf, SZ_SBUF)
+ p_arg[2] = 1
+
+ } else {
+ # If the current directory is on a remote node then there must be
+ # a connected kernel server attached to that node.
+
+ server = n_default
+
+ if (ki_sendrcv (server, KI_ZFGCWD, 0) == ERR) {
+ n_default = n_local
+ goto err_
+ }
+ }
+
+ # Return node // directory.
+
+ op = gstrcpy (n_defaultnode, outstr, maxch) + 1
+ if (op > 1) {
+ outstr[op] = FNNODE_CHAR
+ op = op + 1
+ }
+
+ nchars = op + gstrcpy (p_sbuf[p_arg[2]], outstr[op], maxch-op+1)
+ call strpak (outstr, outstr, maxch)
+end