我为我定义了 mem_malloc() 和 mem_free(),我想用它们来替换 malloc() 和 free() 以及 C++ 的 new 和 delete。
我将它们定义如下:
extern "C" {
extern void *mem_malloc(size_t);
extern void mem_free(void *);
void *
malloc(size_t size) {
return mem_malloc(size);
}
void
free(void *memory) {
mem_free(memory);
}
}
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但是,我收到两个链接错误:
[user@machine test]$ g++ -m32 -pthread main.cpp -static libmemnmf-O.a
/usr/lib/../lib/libc.a(malloc.o): In function `free':
(.text+0x153c): multiple definition of `free'
/tmp/ccD2Mgln.o:main.cpp:(.text+0x842): first defined here
/usr/lib/../lib/libc.a(malloc.o): In function `malloc':
(.text+0x3084): multiple definition of `malloc'
/tmp/ccD2Mgln.o:main.cpp:(.text+0x856): first defined here
libmemnmf-O.a(mem_debug.o): In function `mem_init_debug_routines':
mem_debug.c:(.text+0x83c): undefined …Run Code Online (Sandbox Code Playgroud)