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/* This file is part of the GNU plotutils package. Copyright (C) 1995,
1996, 1997, 1998, 1999, 2000, 2005, 2008, Free Software Foundation, Inc.
The GNU plotutils package is free software. You may 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.
The GNU plotutils package 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 the GNU plotutils package; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin St., Fifth Floor,
Boston, MA 02110-1301, USA. */
/* libcommon.h: header file for libcommon, a library of miscellaneous
support functions which is statically linked with several of the package
executables. It is built in ../lib. */
#include "sys-defines.h" /* for bool, size_t, HAVE_STRERROR */
/*------------prototypes for libcommon functions----------------------------*/
/* Support C++. This file could be #included by a C++ compiler rather than
a C compiler, in which case it needs to know that libcommon functions
have C linkage, not C++ linkage. This is accomplished by wrapping all
function declarations in __BEGIN_DECLS ... __END_DECLS. */
#ifdef ___BEGIN_DECLS
#undef ___BEGIN_DECLS
#endif
#ifdef ___END_DECLS
#undef ___END_DECLS
#endif
#ifdef __cplusplus
# define ___BEGIN_DECLS extern "C" {
# define ___END_DECLS }
#else
# define ___BEGIN_DECLS /* empty */
# define ___END_DECLS /* empty */
#endif
___BEGIN_DECLS
extern char * xstrdup (const char *s);
extern int display_fonts (const char *output_format, const char *progname);
extern int list_fonts (const char *output_format, const char *progname);
extern void display_usage (const char *progname, const int *omit_vals, const char *appendage, int info);
extern void display_version (const char *progname, const char *written, const char *copyright);
extern void * xmalloc (size_t length);
extern void * xrealloc (void *p, size_t length);
#ifndef HAVE_STRERROR
extern char *strerror (int errnum);
#endif
___END_DECLS
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