Disable __attribute__((weak)) on Mac OS X and other lame platforms.

llvm-svn: 10489
This commit is contained in:
Misha Brukman 2003-12-16 22:57:30 +00:00
parent e7670a0bbb
commit 91ed92fe5f
1 changed files with 20 additions and 5 deletions

View File

@ -2,14 +2,29 @@
//
// A lot of this code is ripped gratuitously from glibc and libiberty.
//
//===----------------------------------------------------------------------===//
//===---------------------------------------------------------------------===//
#include <stdlib.h>
void *malloc(size_t) __attribute__((weak));
void free(void *) __attribute__((weak));
void *memset(void *, int, size_t) __attribute__((weak));
void *calloc(size_t nelem, size_t elsize) __attribute__((weak));
// If we're not being compiled with GCC, turn off attributes. Question is how
// to handle overriding of memory allocation functions in that case.
#ifndef __GNUC__
#define __attribute__(X)
#endif
// For now, turn off the weak linkage attribute on Mac OS X.
#if defined(__GNUC__) && defined(__APPLE_CC__)
#define __ATTRIBUTE_WEAK__
#elif defined(__GNUC__)
#define __ATTRIBUTE_WEAK__ __attribute__((weak))
#else
#define __ATTRIBUTE_WEAK__
#endif
void *malloc(size_t) __ATTRIBUTE_WEAK__;
void free(void *) __ATTRIBUTE_WEAK__;
void *memset(void *, int, size_t) __ATTRIBUTE_WEAK__;
void *calloc(size_t nelem, size_t elsize) __ATTRIBUTE_WEAK__;
void *calloc(size_t nelem, size_t elsize) {
void *Result = malloc(nelem*elsize);