add uclibc support

* some variables defined with "char *" should be modified to "const char*"
* For uclibc, glibc's "void malloc_stats(void)" should be "void malloc_stats(FILE *)", is commented now.
* For uclibc, __sbrk is with attribute "hidden", so we use mmap allocator for uclibc.

1 files changed, 3 insertions, 0 deletions

diff --git a/src/malloc_hook_mmap_linux.h b/src/malloc_hook_mmap_linux.h
index 3c6cab4..54e5d87 100644..100755
--- a/src/malloc_hook_mmap_linux.h
+++ b/src/malloc_hook_mmap_linux.h
@@ -202,6 +202,7 @@ extern "C" void* mremap(void* old_addr, size_t old_size, size_t new_size,
   return result;
 }
 
+#ifndef __UCLIBC__
 // libc's version:
 extern "C" void* __sbrk(ptrdiff_t increment);
 
@@ -212,6 +213,8 @@ extern "C" void* sbrk(ptrdiff_t increment) __THROW {
   return result;
 }
 
+#endif
+
 /*static*/void* MallocHook::UnhookedMMap(void *start, size_t length, int prot,
                                          int flags, int fd, off_t offset) {
   void* result;