fixes from psm: hide internal brk symbols

libc/sysdeps/linux/alpha/brk.S

@@ -30,13 +30,13 @@
 .section .bss
 	.align 3
 	.globl __curbrk
+	.hidden __curbrk
 __curbrk: .skip 8
 	.type __curbrk,@object
 	.size __curbrk,8
 #else
 .comm __curbrk, 8
 #endif
-libc_hidden_data_def(__curbrk)
 
 	.text
 .globl  brk;

libc/sysdeps/linux/arm/brk.c

@@ -24,7 +24,7 @@
 libc_hidden_proto(brk)
 
 /* This must be initialized data because commons can't have aliases.  */
-void *__curbrk = 0;
+void *__curbrk attribute_hidden = 0;
 
 int brk (void *addr)
 {

libc/sysdeps/linux/bfin/brk.c

@@ -11,7 +11,7 @@
 libc_hidden_proto(brk)
 
 /* This must be initialized data because commons can't have aliases.  */
-void * __curbrk = 0;
+void * __curbrk attribute_hidden = 0;
 
 int brk (void *addr)
 {

libc/sysdeps/linux/cris/__init_brk.c

@@ -5,10 +5,9 @@
 #include <errno.h>
 #include "sysdep.h"
 
-void * __curbrk = 0;
+void * __curbrk attribute_hidden = 0;
 
-extern int __init_brk (void);
+extern int __init_brk (void) attribute_hidden;
-libc_hidden_proto(__init_brk)
 int
 __init_brk (void)
 {
@@ -31,4 +30,3 @@ __init_brk (void)
     }
     return 0;
 }
-libc_hidden_def(__init_brk)

libc/sysdeps/linux/cris/brk.c

@@ -9,13 +9,10 @@
 #include <errno.h>
 #include "sysdep.h"
 
-libc_hidden_proto(brk)
+extern void * __curbrk attribute_hidden;
-
+extern int __init_brk (void) attribute_hidden;
-extern void * __curbrk;
-
-extern int __init_brk (void);
-libc_hidden_proto(__init_brk)
 
+libc_hidden_proto(brk)
 int brk(void * end_data_seg)
 {
 	if (__init_brk () == 0) {

libc/sysdeps/linux/cris/sbrk.c

@@ -10,13 +10,10 @@
 #include <errno.h>
 #include "sysdep.h"
 
-libc_hidden_proto(sbrk)
+extern void * __curbrk attribute_hidden;
-
+extern int __init_brk (void) attribute_hidden;
-extern void * __curbrk;
-
-extern int __init_brk (void);
-libc_hidden_proto(__init_brk)
 
+libc_hidden_proto(sbrk)
 void *
 sbrk(intptr_t increment)
 {

libc/sysdeps/linux/frv/__init_brk.c

@@ -4,13 +4,12 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-void * __curbrk = 0;
+void * __curbrk attribute_hidden = 0;
 
 #define __NR__brk __NR_brk
 attribute_hidden _syscall1(void *, _brk, void *, ptr);
 
-extern int __init_brk(void);
+extern int __init_brk(void) attribute_hidden;
-libc_hidden_proto(__init_brk)
 int
 __init_brk (void)
 {
@@ -25,4 +24,3 @@ __init_brk (void)
     }
     return 0;
 }
-libc_hidden_def(__init_brk)

libc/sysdeps/linux/frv/brk.c

@@ -9,14 +9,11 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-libc_hidden_proto(brk)
+extern void * __curbrk attribute_hidden;
-
+extern int __init_brk (void) attribute_hidden;
-extern void * __curbrk;
-
-extern int __init_brk (void);
-libc_hidden_proto(__init_brk)
 extern void *_brk(void *ptr) attribute_hidden;
 
+libc_hidden_proto(brk)
 int brk(void * end_data_seg)
 {
     if (__init_brk () == 0)

libc/sysdeps/linux/frv/sbrk.c

@@ -4,14 +4,11 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-libc_hidden_proto(sbrk)
+extern void * __curbrk attribute_hidden;
-
+extern int __init_brk (void) attribute_hidden;
-extern void * __curbrk;
-
-extern int __init_brk (void);
-libc_hidden_proto(__init_brk)
 extern void *_brk(void *ptr) attribute_hidden;
 
+libc_hidden_proto(sbrk)
 void *
 sbrk(intptr_t increment)
 {

libc/sysdeps/linux/h8300/brk.c

@@ -9,11 +9,10 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-libc_hidden_proto(brk)
-
 /* This must be initialized data because commons can't have aliases.  */
-void *__curbrk = 0;
+void *__curbrk attribute_hidden = 0;
 
+libc_hidden_proto(brk)
 int brk (void *addr)
 {
     void *newbrk;

libc/sysdeps/linux/hppa/brk.c

@@ -21,11 +21,10 @@
 #include <sys/syscall.h>
 #include <unistd.h>
 
-libc_hidden_proto(brk)
-
 /* This must be initialized data because commons can't have aliases.  */
-void *__curbrk = 0;
+void *__curbrk attribute_hidden = 0;
 
+libc_hidden_proto(brk)
 int
 brk (void *addr)
 {

libc/sysdeps/linux/i386/brk.c

@@ -21,11 +21,10 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-libc_hidden_proto(brk)
-
 /* This must be initialized data because commons can't have aliases.  */
-void *__curbrk = 0;
+void *__curbrk attribute_hidden = 0;
 
+libc_hidden_proto(brk)
 int brk (void *addr)
 {
     void *__unbounded newbrk, *__unbounded scratch;

libc/sysdeps/linux/ia64/brk.S

@@ -25,6 +25,7 @@
 #include <asm/errno.h>
 
 	.global __curbrk
+	.hidden __curbrk
 	.type __curbrk,@object
 	.size __curbrk,8
 	.data

libc/sysdeps/linux/mips/brk.c

@@ -21,10 +21,9 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-libc_hidden_proto(brk)
+void *__curbrk attribute_hidden = 0;
-
-void *__curbrk = 0;
 
+libc_hidden_proto(brk)
 int brk (void *addr)
 {
   void *newbrk;

libc/sysdeps/linux/nios/brk.c

@@ -21,11 +21,10 @@
 #include <sys/syscall.h>
 #include <errno.h>
 
-libc_hidden_proto(brk)
-
 /* This must be initialized data because commons can't have aliases.  */
-void *__curbrk = 0;
+void *__curbrk attribute_hidden = 0;
 
+libc_hidden_proto(brk)
 int brk (void *addr)
 {
     void *newbrk;

libc/sysdeps/linux/nios2/brk.c

@@ -21,11 +21,10 @@
 #include <sys/syscall.h>
 #include <errno.h>
 
-libc_hidden_proto(brk)
-
 /* This must be initialized data because commons can't have aliases.  */
-void *__curbrk = 0;
+void *__curbrk attribute_hidden = 0;
 
+libc_hidden_proto(brk)
 int brk (void *addr)
 {
     void *newbrk;

libc/sysdeps/linux/powerpc/brk.S

@@ -29,6 +29,7 @@
 .section .bss
 	.align 4
 	.globl __curbrk
+	.hidden __curbrk
 __curbrk: .skip 4
 	.type __curbrk,@object
 	.size __curbrk,4
@@ -69,4 +70,4 @@ brk:
 	.size brk,.-brk
 
 libc_hidden_def(brk)
-#endif	
+#endif

libc/sysdeps/linux/sh/__init_brk.c

@@ -4,13 +4,12 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-void * __curbrk = 0;
+void * __curbrk attribute_hidden = 0;
 
 #define __NR__brk __NR_brk
 attribute_hidden _syscall1(void *, _brk, void *, ptr);
 
-extern int __init_brk (void);
+extern int __init_brk (void) attribute_hidden;
-libc_hidden_proto(__init_brk)
 int
 __init_brk (void)
 {
@@ -25,4 +24,3 @@ __init_brk (void)
     }
     return 0;
 }
-libc_hidden_def(__init_brk)

libc/sysdeps/linux/sh/brk.c

@@ -9,14 +9,11 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-libc_hidden_proto(brk)
+extern void * __curbrk attribute_hidden;
-
+extern int __init_brk (void) attribute_hidden;
-extern void * __curbrk;
-
-extern int __init_brk (void);
-libc_hidden_proto(__init_brk)
 extern void *_brk(void *ptr) attribute_hidden;
 
+libc_hidden_proto(brk)
 int brk(void * end_data_seg)
 {
     if (__init_brk () == 0)

libc/sysdeps/linux/sh/sbrk.c

@@ -4,14 +4,11 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-libc_hidden_proto(sbrk)
+extern void * __curbrk attribute_hidden;
-
+extern int __init_brk (void) attribute_hidden;
-extern void * __curbrk;
-
-extern int __init_brk (void);
-libc_hidden_proto(__init_brk)
 extern void *_brk(void *ptr) attribute_hidden;
 
+libc_hidden_proto(sbrk)
 void *
 sbrk(intptr_t increment)
 {

libc/sysdeps/linux/sh64/__init_brk.c

@@ -4,13 +4,12 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-void * __curbrk = 0;
+void * __curbrk attribute_hidden = 0;
 
 #define __NR__brk __NR_brk
 attribute_hidden _syscall1(void *, _brk, void *, ptr);
 
-extern int __init_brk (void);
+extern int __init_brk (void) attribute_hidden;
-libc_hidden_proto(__init_brk)
 int
 __init_brk (void)
 {
@@ -25,4 +24,3 @@ __init_brk (void)
     }
     return 0;
 }
-libc_hidden_def(__init_brk)

libc/sysdeps/linux/sh64/brk.c

@@ -9,14 +9,11 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-libc_hidden_proto(brk)
+extern void * __curbrk attribute_hidden;
-
+extern int __init_brk (void) attribute_hidden;
-extern void * __curbrk;
-
-extern int __init_brk (void);
-libc_hidden_proto(__init_brk)
 extern void *_brk(void *ptr) attribute_hidden;
 
+libc_hidden_proto(brk)
 int brk(void * end_data_seg)
 {
     if (__init_brk () == 0)

libc/sysdeps/linux/sh64/sbrk.c

@@ -4,14 +4,11 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-libc_hidden_proto(sbrk)
+extern void * __curbrk attribute_hidden;
-
+extern int __init_brk (void) attribute_hidden;
-extern void * __curbrk;
-
-extern int __init_brk (void);
-libc_hidden_proto(__init_brk)
 extern void *_brk(void *ptr) attribute_hidden;
 
+libc_hidden_proto(sbrk)
 void *
 sbrk(intptr_t increment)
 {

libc/sysdeps/linux/sparc/brk.c

@@ -21,11 +21,11 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-libc_hidden_proto(brk)
 
 /* This must be initialized data because commons can't have aliases.  */
-void *__curbrk = 0;
+void *__curbrk attribute_hidden = 0;
 
+libc_hidden_proto(brk)
 int brk (void *addr)
 {
     void *newbrk;

libc/sysdeps/linux/vax/brk.c

@@ -22,7 +22,7 @@
 #include <sys/syscall.h>
 
 /* This must be initialized data because commons can't have aliases.  */
-void *__curbrk = NULL;
+void *__curbrk attribute_hidden = NULL;
 
 libc_hidden_proto(brk)
 int

libc/sysdeps/linux/x86_64/brk.c

@@ -21,11 +21,10 @@
 #include <unistd.h>
 #include <sys/syscall.h>
 
-libc_hidden_proto(brk)
-
 /* This must be initialized data because commons can't have aliases.  */
-void *__curbrk = 0;
+void *__curbrk attribute_hidden = 0;
 
+libc_hidden_proto(brk)
 int brk (void *addr)
 {
 	void *__unbounded newbrk;