upstream/1.1.0_cvsrelease/1.1.0_cvs

1 files changed, 55 insertions, 0 deletions

diff --git a/gnu/libexec/uucp/libunix/cwd.c b/gnu/libexec/uucp/libunix/cwd.c
new file mode 100644
index 000000000000..433025db6c3a
--- /dev/null
+++ b/gnu/libexec/uucp/libunix/cwd.c
@@ -0,0 +1,55 @@
+/* cwd.c
+   Routines dealing with the current working directory.  */
+
+#include "uucp.h"
+
+#include "uudefs.h"
+#include "sysdep.h"
+#include "system.h"
+
+/* See whether running this file through zsysdep_add_cwd would require
+   knowing the current working directory.  This is used to avoid
+   determining the cwd if it will not be needed.  */
+
+boolean
+fsysdep_needs_cwd (zfile)
+     const char *zfile;
+{
+  return *zfile != '/' && *zfile != '~';
+}
+
+/* Expand a local file, putting relative pathnames in the current
+   working directory.  Note that ~/file is placed in the public
+   directory, rather than in the user's home directory.  This is
+   consistent with other UUCP packages.  */
+
+char *
+zsysdep_local_file_cwd (zfile, zpubdir)
+     const char *zfile;
+     const char *zpubdir;
+{
+  if (*zfile == '/')
+    return zbufcpy (zfile);
+  else if (*zfile == '~')
+    return zsysdep_local_file (zfile, zpubdir);
+  else
+    return zsysdep_add_cwd (zfile);
+}      
+
+/* Add the current working directory to a remote file name.  */
+
+char *
+zsysdep_add_cwd (zfile)
+     const char *zfile;
+{
+  if (*zfile == '/' || *zfile == '~')
+    return zbufcpy (zfile);
+
+  if (zScwd == NULL)
+    {
+      ulog (LOG_ERROR, "Can't determine current directory");
+      return NULL;
+    }
+
+  return zsysdep_in_dir (zScwd, zfile);
+}