| #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 strtok | |
| #define strtok(x,y) BANNED(strtok) | |
| #undef strtok_r | |
| #define strtok_r(x,y,z) BANNED(strtok_r) | |
| #undef sprintf | |
| #undef vsprintf | |
| #define sprintf(...) BANNED(sprintf) | |
| #define vsprintf(...) BANNED(vsprintf) | |
| #undef gmtime | |
| #define gmtime(t) BANNED(gmtime) | |
| #undef localtime | |
| #define localtime(t) BANNED(localtime) | |
| #undef ctime | |
| #define ctime(t) BANNED(ctime) | |
| #undef ctime_r | |
| #define ctime_r(t, buf) BANNED(ctime_r) | |
| #undef asctime | |
| #define asctime(t) BANNED(asctime) | |
| #undef asctime_r | |
| #define asctime_r(t, buf) BANNED(asctime_r) | |
| #undef mktemp | |
| #define mktemp(x) BANNED(mktemp) | |
| #endif /* BANNED_H */ |