s/___brk_addr/__curbrk/g

Some utilities, such as valgrind, have a legitimate reason to know the address
of the current brk.  Since we know such utils will peek under our skirt, we
might as well give them what they expect and not use a gratuitously different
symbol name.
 -Erik

1 files changed, 4 insertions, 4 deletions

diff --git a/libc/sysdeps/linux/common/sbrk.c b/libc/sysdeps/linux/common/sbrk.c
index d8227ebe4..028370e99 100644
--- a/libc/sysdeps/linux/common/sbrk.c
+++ b/libc/sysdeps/linux/common/sbrk.c
@@ -20,7 +20,7 @@
 #include <errno.h>
 
 /* Defined in brk.c.  */
-extern void *___brk_addr;
+extern void *__curbrk;
 extern int brk (void *addr);
 
 
@@ -31,14 +31,14 @@ void * sbrk (intptr_t increment)
 {
     void *oldbrk;
 
-    if (___brk_addr == NULL)
+    if (__curbrk == NULL)
 	if (brk (0) < 0)		/* Initialize the break.  */
 	    return (void *) -1;
 
     if (increment == 0)
-	return ___brk_addr;
+	return __curbrk;
 
-    oldbrk = ___brk_addr;
+    oldbrk = __curbrk;
     if (brk (oldbrk + increment) < 0)
 	return (void *) -1;