1*73f0a83dSXin LI /**************************************************************************** 2*73f0a83dSXin LI * Copyright (c) 2012,2013 Free Software Foundation, Inc. * 3*73f0a83dSXin LI * * 4*73f0a83dSXin LI * Permission is hereby granted, free of charge, to any person obtaining a * 5*73f0a83dSXin LI * copy of this software and associated documentation files (the * 6*73f0a83dSXin LI * "Software"), to deal in the Software without restriction, including * 7*73f0a83dSXin LI * without limitation the rights to use, copy, modify, merge, publish, * 8*73f0a83dSXin LI * distribute, distribute with modifications, sublicense, and/or sell * 9*73f0a83dSXin LI * copies of the Software, and to permit persons to whom the Software is * 10*73f0a83dSXin LI * furnished to do so, subject to the following conditions: * 11*73f0a83dSXin LI * * 12*73f0a83dSXin LI * The above copyright notice and this permission notice shall be included * 13*73f0a83dSXin LI * in all copies or substantial portions of the Software. * 14*73f0a83dSXin LI * * 15*73f0a83dSXin LI * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 16*73f0a83dSXin LI * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 17*73f0a83dSXin LI * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 18*73f0a83dSXin LI * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 19*73f0a83dSXin LI * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 20*73f0a83dSXin LI * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 21*73f0a83dSXin LI * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 22*73f0a83dSXin LI * * 23*73f0a83dSXin LI * Except as contained in this notice, the name(s) of the above copyright * 24*73f0a83dSXin LI * holders shall not be used in advertising or otherwise to promote the * 25*73f0a83dSXin LI * sale, use or other dealings in this Software without prior written * 26*73f0a83dSXin LI * authorization. * 27*73f0a83dSXin LI ****************************************************************************/ 28*73f0a83dSXin LI 29*73f0a83dSXin LI /**************************************************************************** 30*73f0a83dSXin LI * Author: Thomas E. Dickey 2012 * 31*73f0a83dSXin LI ****************************************************************************/ 32*73f0a83dSXin LI 33*73f0a83dSXin LI #ifndef STRING_HACKS_H 34*73f0a83dSXin LI #define STRING_HACKS_H 1 35*73f0a83dSXin LI 36*73f0a83dSXin LI #include <ncurses_cfg.h> 37*73f0a83dSXin LI 38*73f0a83dSXin LI /* 39*73f0a83dSXin LI * $Id: nc_string.h,v 1.4 2013/12/15 01:09:19 tom Exp $ 40*73f0a83dSXin LI * 41*73f0a83dSXin LI * String-hacks. Use these macros to stifle warnings on (presumably) correct 42*73f0a83dSXin LI * uses of strcat, strcpy and sprintf. 43*73f0a83dSXin LI * 44*73f0a83dSXin LI * By the way - 45*73f0a83dSXin LI * A fundamental limitation of the interfaces (and frequent issue in bug 46*73f0a83dSXin LI * reports using these functions) is that sizes are passed as unsigned values 47*73f0a83dSXin LI * (with associated sign-extension problems), limiting their effectiveness 48*73f0a83dSXin LI * when checking for buffer overflow. 49*73f0a83dSXin LI */ 50*73f0a83dSXin LI 51*73f0a83dSXin LI #ifdef __cplusplus 52*73f0a83dSXin LI #define NCURSES_VOID /* nothing */ 53*73f0a83dSXin LI #else 54*73f0a83dSXin LI #define NCURSES_VOID (void) 55*73f0a83dSXin LI #endif 56*73f0a83dSXin LI 57*73f0a83dSXin LI #if USE_STRING_HACKS && HAVE_STRLCAT 58*73f0a83dSXin LI #define _nc_STRCAT(d,s,n) NCURSES_VOID strlcat((d),(s),NCURSES_CAST(size_t,n)) 59*73f0a83dSXin LI #else 60*73f0a83dSXin LI #define _nc_STRCAT(d,s,n) NCURSES_VOID strcat((d),(s)) 61*73f0a83dSXin LI #endif 62*73f0a83dSXin LI 63*73f0a83dSXin LI #if USE_STRING_HACKS && HAVE_STRLCPY 64*73f0a83dSXin LI #define _nc_STRCPY(d,s,n) NCURSES_VOID strlcpy((d),(s),NCURSES_CAST(size_t,n)) 65*73f0a83dSXin LI #else 66*73f0a83dSXin LI #define _nc_STRCPY(d,s,n) NCURSES_VOID strcpy((d),(s)) 67*73f0a83dSXin LI #endif 68*73f0a83dSXin LI 69*73f0a83dSXin LI #if USE_STRING_HACKS && HAVE_SNPRINTF 70*73f0a83dSXin LI #define _nc_SPRINTF NCURSES_VOID snprintf 71*73f0a83dSXin LI #define _nc_SLIMIT(n) NCURSES_CAST(size_t,n), 72*73f0a83dSXin LI #else 73*73f0a83dSXin LI #define _nc_SPRINTF NCURSES_VOID sprintf 74*73f0a83dSXin LI #define _nc_SLIMIT(n) /* nothing */ 75*73f0a83dSXin LI #endif 76*73f0a83dSXin LI 77*73f0a83dSXin LI #endif /* STRING_HACKS_H */ 78