Hide many (194!) symbols that nothing should be using.

Delete exect(2); it wasn't portable across archs and nothing used it.

ports test build by naddy@
ok deraadt@ kettenis@

5 files changed, 14 insertions, 68 deletions

diff --git a/lib/libc/arch/arm/SYS.h b/lib/libc/arch/arm/SYS.h
index 2fb7c3a91ba..ce42349711a 100644
--- a/lib/libc/arch/arm/SYS.h
+++ b/lib/libc/arch/arm/SYS.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: SYS.h,v 1.9 2015/04/07 01:27:06 guenther Exp $	*/
+/*	$OpenBSD: SYS.h,v 1.10 2015/08/26 01:54:09 guenther Exp $	*/
 /*	$NetBSD: SYS.h,v 1.8 2003/08/07 16:42:02 agc Exp $	*/
 
 /*-
@@ -51,7 +51,6 @@
 
 #define	CERROR		_C_LABEL(__cerror)
 #define	_CERROR		_C_LABEL(___cerror)
-#define	CURBRK		_C_LABEL(__curbrk)
 
 #define _SYSCALL_NOERROR(x,y)						\
 	SYSENTRY(x);							\
diff --git a/lib/libc/arch/arm/Symbols.list b/lib/libc/arch/arm/Symbols.list
index a2d20b24787..6a3b0adb18a 100644
--- a/lib/libc/arch/arm/Symbols.list
+++ b/lib/libc/arch/arm/Symbols.list
@@ -30,7 +30,6 @@ __lesf2
 __ltdf2
 __ltsf2
 __mcount
-__minbrk
 __modsi3
 __muldf3
 __mulsf3
@@ -45,7 +44,6 @@ __udivsi3
 __umodsi3
 __unorddf2
 __unordsf2
-_brk
 _bss_end__
 _fpgetmask
 _fpgetround
@@ -55,7 +53,6 @@ _fpsetround
 _fpsetsticky
 _mcount
 _memcpy
-_sbrk
 _softfloat_float32_eq
 _softfloat_float32_le
 _softfloat_float32_lt
@@ -67,10 +64,6 @@ _softfloat_float_exception_mask
 _softfloat_float_raise
 _softfloat_float_rounding_mode
 _stack
-_thread_sys__brk
-_thread_sys__sbrk
-_thread_sys_exect
-_thread_sys_syscall
 add64
 add96
 end
@@ -80,7 +73,6 @@ frexpl
 ldexpl
 le64
 lt64
-minbrk
 modfl
 mul32To64
 mul64By32To96
diff --git a/lib/libc/arch/arm/sys/brk.S b/lib/libc/arch/arm/sys/brk.S
index 27adaf62fa9..e348be27e0f 100644
--- a/lib/libc/arch/arm/sys/brk.S
+++ b/lib/libc/arch/arm/sys/brk.S
@@ -1,4 +1,4 @@
-/*	$OpenBSD: brk.S,v 1.5 2012/08/22 17:19:34 pascal Exp $	*/
+/*	$OpenBSD: brk.S,v 1.6 2015/08/26 01:54:09 guenther Exp $	*/
 /*	$NetBSD: brk.S,v 1.7 2003/12/26 11:23:44 martin Exp $	*/
 
 /*-
@@ -35,23 +35,20 @@
 #include "SYS.h"
 
 	.globl	_C_LABEL(end)
-	.globl	CURBRK
+	.globl	__curbrk
 
-#ifdef WEAK_ALIAS
 WEAK_ALIAS(brk, _brk)
-#endif
 
 	.data
 	.align	0
-	.globl	_C_LABEL(__minbrk)
-	.type	_C_LABEL(__minbrk),#object
-_C_LABEL(__minbrk):
+	.type	__minbrk,#object
+__minbrk:
 	.word	_C_LABEL(end)
 
 /*
  * Change the data segment size
  */
-SYSENTRY(_brk)
+ENTRY(_brk)
 #ifdef __PIC__
 	/* Setup the GOT */
 	ldr	r3, .Lgot
@@ -94,6 +91,6 @@ SYSENTRY(_brk)
 	.word	_C_LABEL(_GLOBAL_OFFSET_TABLE_) - (.L1+8)
 #endif
 .Lminbrk:
-	.word	PIC_SYM(_C_LABEL(__minbrk), GOT)
+	.word	PIC_SYM(__minbrk, GOT)
 .Lcurbrk:
-	.word	PIC_SYM(CURBRK, GOT)
+	.word	PIC_SYM(__curbrk, GOT)
diff --git a/lib/libc/arch/arm/sys/exect.S b/lib/libc/arch/arm/sys/exect.S
deleted file mode 100644
index e90f9926d6b..00000000000
--- a/lib/libc/arch/arm/sys/exect.S
+++ /dev/null
@@ -1,37 +0,0 @@
-/*	$OpenBSD: exect.S,v 1.2 2004/02/01 05:40:52 drahn Exp $	*/
-/*	$NetBSD: exect.S,v 1.4 2003/08/07 16:42:04 agc Exp $	*/
-
-/*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- *	from: @(#)exect.s	5.1 (Berkeley) 4/23/90
- */
-
-#include "SYS.h"
-
-PSEUDO(exect,execve)
diff --git a/lib/libc/arch/arm/sys/sbrk.S b/lib/libc/arch/arm/sys/sbrk.S
index 6d501d71efb..cb594713e92 100644
--- a/lib/libc/arch/arm/sys/sbrk.S
+++ b/lib/libc/arch/arm/sys/sbrk.S
@@ -1,4 +1,4 @@
-/*	$OpenBSD: sbrk.S,v 1.5 2012/08/22 17:19:34 pascal Exp $	*/
+/*	$OpenBSD: sbrk.S,v 1.6 2015/08/26 01:54:09 guenther Exp $	*/
 /*	$NetBSD: sbrk.S,v 1.7 2003/08/07 16:42:05 agc Exp $	*/
 
 /*-
@@ -36,19 +36,14 @@
 
 	.globl	_C_LABEL(end)
 
-#ifdef WEAK_ALIAS
 WEAK_ALIAS(sbrk, _sbrk)
-#endif
 
 	.data
 	.align	0
-	.globl	CURBRK
-	.type	CURBRK,#object
-	.globl	minbrk
-	.type	minbrk,#object
-CURBRK:
-	.word	_C_LABEL(end)
-_ASM_LABEL(minbrk):
+	.globl	__curbrk
+	.type	__curbrk,#object
+	.hidden	__curbrk
+__curbrk:
 	.word	_C_LABEL(end)
 
 /*
@@ -88,4 +83,4 @@ SYSENTRY(_sbrk)
 	.word	_C_LABEL(_GLOBAL_OFFSET_TABLE_) - (.L1+8)
 #endif
 .Lcurbrk:
-	.word	PIC_SYM(CURBRK, GOT)
+	.word	PIC_SYM(__curbrk, GOT)