Staging
v0.5.1
v0.5.1
Revision 3ddac3d691c3633cd4d9a74c07e3b2301f546f77 authored by Junio C Hamano on 17 July 2020, 01:02:52 UTC, committed by Junio C Hamano on 17 July 2020, 01:02:52 UTC
Signed-off-by: Junio C Hamano <gitster@pobox.com>
1 parent d13b7f2
banned.h
#ifndef BANNED_H
#define BANNED_H
/*
* This header lists functions that have been banned from our code base,
* because they're too easy to misuse (and even if used correctly,
* complicate audits). Including this header turns them into compile-time
* errors.
*/
#define BANNED(func) sorry_##func##_is_a_banned_function
#undef strcpy
#define strcpy(x,y) BANNED(strcpy)
#undef strcat
#define strcat(x,y) BANNED(strcat)
#undef strncpy
#define strncpy(x,y,n) BANNED(strncpy)
#undef strncat
#define strncat(x,y,n) BANNED(strncat)
#undef sprintf
#undef vsprintf
#ifdef HAVE_VARIADIC_MACROS
#define sprintf(...) BANNED(sprintf)
#define vsprintf(...) BANNED(vsprintf)
#else
#define sprintf(buf,fmt,arg) BANNED(sprintf)
#define vsprintf(buf,fmt,arg) BANNED(vsprintf)
#endif
#endif /* BANNED_H */
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