/* foo.h -- interface to the libfoo library Copyright (C) 1996-1999, 2010 Free Software Foundation, Inc. Written by Gord Matzigkeit, 1996 This file is part of GNU Libtool. GNU Libtool 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 of the License, or (at your option) any later version. GNU Libtool 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 GNU Libtool; see the file COPYING. If not, a copy can be downloaded from http://www.gnu.org/licenses/gpl.html, or obtained by writing to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ /* Only include this header file once. */ #ifndef _FOO_H_ #define _FOO_H_ 1 /* At some point, cygwin will stop defining __CYGWIN32__, but b19 and * earlier do not define __CYGWIN__. This snippit allows us to check * for __CYGWIN__ reliably for both current, old, and (probable) future * releases. */ #ifdef __CYGWIN32__ # ifndef __CYGWIN__ # define __CYGWIN__ # endif #endif /* __BEGIN_DECLS should be used at the beginning of your declarations, so that C++ compilers don't mangle their names. Use __END_DECLS at the end of C declarations. */ #undef __BEGIN_DECLS #undef __END_DECLS #ifdef __cplusplus # define __BEGIN_DECLS extern "C" { # define __END_DECLS } #else # define __BEGIN_DECLS /* empty */ # define __END_DECLS /* empty */ #endif /* LTDL_PARAMS is a macro used to wrap function prototypes, so that compilers that don't understand ANSI C prototypes still work, and ANSI C compilers can issue warnings about type mismatches. */ #undef LTDL_PARAMS #if defined (__STDC__) || defined (_AIX) || (defined (__mips) && defined (_SYSTYPE_SVR4)) || defined(__CYGWIN__) || defined(__cplusplus) # define LT_PARAMS(protos) protos # define lt_ptr_t void* #else # define LT_PARAMS(protos) () # define lt_ptr_t char* #endif /* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests. */ #if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE) /* DATA imports from DLLs on WIN32 con't be const, because runtime relocations are performed -- see ld's documentation on pseudo-relocs. */ # define LT_DLSYM_CONST #elif defined(__osf__) /* This system does not cope well with relocations in const data. */ # define LT_DLSYM_CONST #else # define LT_DLSYM_CONST const #endif /* Silly constants that the functions return. */ #define HELLO_RET 0xe110 #define FOO_RET 0xf00 /* Declarations. Note the wonderful use of the above macros. */ __BEGIN_DECLS int foo LT_PARAMS((void)); int hello LT_PARAMS((void)); extern int nothing; __END_DECLS #endif /* !_FOO_H_ */