1 files changed, 53 insertions, 0 deletions
diff --git a/include/pathsrch.h b/include/pathsrch.h
new file mode 100644
index 0000000..6bda1dd
--- /dev/null
+++ b/include/pathsrch.h
@@ -0,0 +1,53 @@
+/* pathsrch.h: environment-variable path searching for files, possibly
+   in subdirectories.
+
+Copyright (C) 1992 Free Software Foundation, Inc.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#ifndef PATHSEARCH_H
+#define PATHSEARCH_H
+
+#include <kpathsea/types.h>
+
+
+/* Look for FILENAME in each of the directories given in the DIR_LIST
+   array.  (Unless DIR_LIST is null, or FILENAME is absolute or
+   explicitly relative, in which case we just look at FILENAME.)  Return
+   the complete pathname of the first readable file found, or NULL.  */
+extern string find_path_filename P2H(string filename, string *dir_list);
+
+/* Return a NULL-terminated array of all the directory names in the
+   value of the environment variable ENV_NAME (or DEFAULT_PATH if it is
+   not set).  Each directory in the list ends with the directory separator,
+   e.g., `/'.
+   
+   A leading or trailing path separator (e.g., `:') in the value of
+   ENV_NAME is replaced by DEFAULT_PATH.
+   
+   If any element of the path ends with a double directory separator
+   (e.g., `foo//'), it is replaced by all its subdirectories.  */
+extern string *initialize_path_list P2H(string env_name, string default_path);
+
+/* Replace a leading or trailing `:' in ENV_PATH with DEFAULT_PATH.  If
+   neither is present, return ENV_PATH if that is non-null, else
+   DEFAULT_PATH.  */
+extern string expand_default P2H(string env_path, string default_path);
+
+/* Replace a leading ~ or ~name in FILENAME with getenv ("HOME") or
+   name's home directory.  */
+extern string expand_tilde P1H(string filename);
+
+#endif /* not PATHSEARCH_H */