From 858387985650a4b72bb5b5fe02e864f8e76a3731 Mon Sep 17 00:00:00 2001
From: Eric Andersen <andersen@codepoet.org>
Date: Wed, 16 May 2001 21:48:24 +0000
Subject: Move the default ptrace.c to common, but let arches override it (such
 as m68k which has some asm in its version).  -Erik

---
 libc/sysdeps/linux/arm/Makefile     |  2 +-
 libc/sysdeps/linux/common/Makefile  |  2 +-
 libc/sysdeps/linux/common/ptrace.c  | 51 +++++++++++++++++++++++++++++++++++++
 libc/sysdeps/linux/powerpc/Makefile |  1 -
 libc/sysdeps/linux/sparc/Makefile   |  4 +--
 5 files changed, 54 insertions(+), 6 deletions(-)
 create mode 100644 libc/sysdeps/linux/common/ptrace.c

diff --git a/libc/sysdeps/linux/arm/Makefile b/libc/sysdeps/linux/arm/Makefile
index f63b5ff62..8c543ac4e 100644
--- a/libc/sysdeps/linux/arm/Makefile
+++ b/libc/sysdeps/linux/arm/Makefile
@@ -36,7 +36,7 @@ CRT0_OBJ=$(patsubst %.S,%.o, $(CRT0))
 SSRC=longjmp.S setjmp.S vfork.S
 SOBJS=$(patsubst %.S,%.o, $(SSRC))
 
-CSRC=ptrace.c
+CSRC=
 COBJS=$(patsubst %.c,%.o, $(CSRC))
 
 OBJS=$(SOBJS) $(MOBJ) $(COBJS)
diff --git a/libc/sysdeps/linux/common/Makefile b/libc/sysdeps/linux/common/Makefile
index 1e1957227..1d4326b4c 100644
--- a/libc/sysdeps/linux/common/Makefile
+++ b/libc/sysdeps/linux/common/Makefile
@@ -26,7 +26,7 @@ include $(TOPDIR)Rules.mak
 
 CSRC=	waitpid.c getdents.c kernel_version.c statfix.c getdnnm.c tell.c gethstnm.c \
 	mkfifo.c setegid.c wait.c errno.c getpagesize.c  seteuid.c wait3.c setpgrp.c \
-	getdtablesize.c create_module.c
+	getdtablesize.c create_module.c ptrace.c
 COBJS=$(patsubst %.c,%.o, $(CSRC))
 
 MSRC=syscalls.c
diff --git a/libc/sysdeps/linux/common/ptrace.c b/libc/sysdeps/linux/common/ptrace.c
new file mode 100644
index 000000000..bc4debdac
--- /dev/null
+++ b/libc/sysdeps/linux/common/ptrace.c
@@ -0,0 +1,51 @@
+/* Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/ptrace.h>
+#include <stdarg.h>
+
+
+extern long int __ptrace (enum __ptrace_request, pid_t, void *, void *);
+
+long int
+ptrace (enum __ptrace_request request, ...)
+{
+  long int res, ret;
+  va_list ap;
+  pid_t pid;
+  void *addr, *data;
+
+  va_start (ap, request);
+  pid = va_arg (ap, pid_t);
+  addr = va_arg (ap, void *);
+  data = va_arg (ap, void *);
+  va_end (ap);
+
+  if (request > 0 && request < 4)
+    data = &ret;
+
+  res = __ptrace(request, pid, addr, data);
+  if (res >= 0 && request > 0 && request < 4) {
+      __set_errno(0);
+      return ret;
+    }
+
+  return res;
+}
diff --git a/libc/sysdeps/linux/powerpc/Makefile b/libc/sysdeps/linux/powerpc/Makefile
index 4614627a7..b34b6c27a 100644
--- a/libc/sysdeps/linux/powerpc/Makefile
+++ b/libc/sysdeps/linux/powerpc/Makefile
@@ -39,7 +39,6 @@ endif
 SSRC=longjmp.S setjmp.S vfork.S
 SOBJS=$(patsubst %.S,%.o, $(SSRC))
 
-#CSRC=ptrace.c
 CSRC=
 COBJS=$(patsubst %.c,%.o, $(CSRC))
 
diff --git a/libc/sysdeps/linux/sparc/Makefile b/libc/sysdeps/linux/sparc/Makefile
index ba1c37f99..c713f18a0 100644
--- a/libc/sysdeps/linux/sparc/Makefile
+++ b/libc/sysdeps/linux/sparc/Makefile
@@ -28,11 +28,9 @@ CRT0=crt0.S
 CRT0_OBJ=$(patsubst %.S,%.o, $(CRT0))
 
 SSRC=__longjmp.S setjmp.S vfork.S
-#SSRC=__longjmp.S _start.S setjmp.S vfork.S
 SOBJS=$(patsubst %.S,%.o, $(SSRC))
 
-CSRC=fork.c ptrace.c 
-#CSRC=fork.c ptrace.c
+CSRC=fork.c
 COBJS=$(patsubst %.c,%.o, $(CSRC))
 
 OBJS=$(SOBJS) $(MOBJ) $(COBJS)
-- 
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