| #ifndef __WARNING_H__ |
| #define __WARNING_H__ |
| |
| /****************************************************************************** |
| * * |
| * License Agreement * |
| * * |
| * Copyright (c) 2003 Altera Corporation, San Jose, California, USA. * |
| * All rights reserved. * |
| * * |
| * Permission is hereby granted, free of charge, to any person obtaining a * |
| * copy of this software and associated documentation files (the "Software"), * |
| * to deal in the Software without restriction, including without limitation * |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, * |
| * and/or sell copies of the Software, and to permit persons to whom the * |
| * Software is furnished to do so, subject to the following conditions: * |
| * * |
| * The above copyright notice and this permission notice shall be included in * |
| * all copies or substantial portions of the Software. * |
| * * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * |
| * DEALINGS IN THE SOFTWARE. * |
| * * |
| * * |
| ******************************************************************************/ |
| |
| /* |
| * alt_warning.h provides macro definitions that can be used to generate link |
| * time warnings. |
| */ |
| |
| #ifdef __cplusplus |
| extern "C" |
| { |
| #endif /* __cplusplus */ |
| |
| /* |
| * The symbol "__alt_invalid" is used to force a link error. There should be |
| * no corresponding implementation of this function. |
| */ |
| |
| extern void __alt_invalid (void); |
| |
| #define ALT_LINK_WARNING(symbol, msg) \ |
| __asm__(".ifndef __evoke_link_warning_" #symbol \ |
| "\n\t .section .gnu.warning." #symbol \ |
| "\n__evoke_link_warning_" #symbol ":\n\t .string \x22" msg "\x22 \n\t .previous" \ |
| "\n .endif"); |
| |
| /* A canned warning for sysdeps/stub functions. */ |
| |
| #define ALT_STUB_WARNING(name) \ |
| ALT_LINK_WARNING (name, \ |
| "warning: " #name " is not implemented and will always fail") |
| |
| #define ALT_OBSOLETE_FUNCTION_WARNING(name) \ |
| ALT_LINK_WARNING (name, \ |
| "warning: " #name " is a deprecated function") |
| |
| #define ALT_LINK_ERROR(msg) \ |
| ALT_LINK_WARNING (__alt_invalid, msg); \ |
| __alt_invalid() |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* __WARNING_H__ */ |