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only override strdup/strndup if those are not macros (issue #885)

This commit is contained in:
Daan 2024-05-10 17:03:42 -07:00
parent 1ebc28a8ff
commit e5267a31b0
1 changed files with 4 additions and 1 deletions
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5
src/alloc-override.c
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@ -136,8 +136,11 @@ typedef void* mi_nothrow_t;
mi_decl_export void* realloc(void* p, size_t newsize) MI_FORWARD2(mi_realloc, p, newsize)
mi_decl_export void free(void* p) MI_FORWARD0(mi_free, p)
// In principle we do not need to forward `strdup`/`strndup` but on some systems these do not use `malloc` internally (but a more primitive call)
// We only override if `strdup` is not a macro (as on some older libc's, see issue #885)
#if !defined(strdup)
mi_decl_export char* strdup(const char* str) MI_FORWARD1(mi_strdup, str)
#if !defined(__APPLE__) || (defined(MAC_OS_X_VERSION_10_7) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7)
#endif
#if !defined(strndup) && (!defined(__APPLE__) || (defined(MAC_OS_X_VERSION_10_7) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7))
mi_decl_export char* strndup(const char* str, size_t n) MI_FORWARD2(mi_strndup, str, n)
#endif
#endif