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- /* variable.h: Declare variable expander.
-
- Copyright (C) 1993 Karl Berry.
-
- 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 KPATHSEA_VARIABLE_H
- #define KPATHSEA_VARIABLE_H
-
- #include <kpathsea/c-proto.h>
- #include <kpathsea/types.h>
-
-
- /* Expand $VAR and ${VAR} references in SRC, returning the (always
- dynamically-allocated) result. An unterminated ${ or any other
- character following $ produce error messages, and that part of SRC is
- ignored. In the $VAR form, the variable name consists of consecutive
- letters, digits, and underscores. In the ${VAR} form, the variable
- name consists of whatever is between the braces. In any case,
- ``expansion'' just means calling `getenv'; if the variable is not
- set, the expansion is the empty string. */
- extern string kpse_var_expand P1H(const_string src);
-
- #endif /* not KPATHSEA_VARIABLE_H */
-