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5021c85485
HEAD branch when he updated the kpathsea sources (sorry for the rude word but it took me an hour) svn path=/trunk/kdegraphics/kdvi/; revision=33507
43 lines
1.7 KiB
C
43 lines
1.7 KiB
C
/* variable.h: Declare variable expander.
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Copyright (C) 1993, 95 Karl Berry.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#ifndef KPATHSEA_VARIABLE_H
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#define KPATHSEA_VARIABLE_H
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#include <kpathsea/c-proto.h>
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#include <kpathsea/types.h>
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/* Return the (variable-expanded) environment variable value or config
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file value, or NULL. */
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extern KPSEDLL string kpse_var_value P1H(const_string var);
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/* Expand $VAR and ${VAR} references in SRC, returning the (always newly
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dynamically-allocated) result. An unterminated ${ or any other
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character following $ produce error messages, and that part of SRC is
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ignored. In the $VAR form, the variable name consists of consecutive
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letters, digits, and underscores. In the ${VAR} form, the variable
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name consists of whatever is between the braces.
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In any case, ``expansion'' means calling `getenv'; if the variable is not
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set, look in texmf.cnf files for a definition. If not set there, either,
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the expansion is the empty string (no error). */
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extern KPSEDLL string kpse_var_expand P1H(const_string src);
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#endif /* not KPATHSEA_VARIABLE_H */
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