diff options
Diffstat (limited to 'src/1.h')
| -rw-r--r-- | src/1.h | 37 |
1 files changed, 37 insertions, 0 deletions
@@ -0,0 +1,37 @@ +/* This file is dedicated to the public domain. */ + +// This is a special header force-included in every source file. +// Currently it's just used to ban certain functions from the codebase. +// Ideally this could be done using the poison thing but that triggers a bunch +// of anger when including Windows.h. Of course. So we just use #defines. + +#ifndef SST_DBG // we wrap these in debug mode, so leave them unbanned there. +// These should not be used explicitly. Use mem_copy, mem_set and mem_cmp from +// mem.h instead. Those are optimised for both code size and speed on x86. +#define memcpy please_use_mem_copy_from_mem_dot_h_instead_of_memcpy +#define memset please_use_mem_set_from_mem_dot_h_instead_of_memset +#define memcmp please_use_mem_cmp_from_mem_dot_h_instead_of_memcmp +#endif + +// TODO(opt): implement this if and when we ever need it (unlikely really) +#define memmove sorry_memmove_needs_an_equivalent_in_mem_dot_h_not_done_yet + +// These functions are impossible to use correctly and probably have better +// alternatives already within the codebase. Or, if not, then better +// alternatives can be written easily. +#define strcpy strcpy_is_broken_and_should_never_be_used +#define strcat strcat_is_broken_and_should_never_be_used +#define strncpy strncpy_is_broken_and_should_never_be_used +#define strncat strncat_is_broken_and_should_never_be_used +#define strtok strtok_is_broken_and_slow_and_should_never_be_used +#define strtok_r strtok_r_is_broken_and_slow_and_should_never_be_used +// Windows headers throw a fit when redefining these, lol. The following two +// effectively prevent their use anyway since they're inline functions in +// stdio.h. Dunno about on Linux, but we compile first on Windows anyway innit. +//#define sprintf sprintf_is_dangerous_and_slow_and_should_never_be_used +//#define snprintf snprintf_is_dangerous_and_slow_and_should_never_be_used +#define vsprintf vsprintf_is_dangerous_and_slow_and_should_never_be_used +// XXX: have some straggling vsnprintf usage I'd like to get rid of... +//#define vsnprintf vsnprintf_is_dangerous_and_slow_and_should_never_be_used + +// vi: sw=4 ts=4 noet tw=80 cc=80 |