diff options
| -rw-r--r-- | libc/sysdeps/linux/arm/Makefile | 2 | ||||
| -rw-r--r-- | libc/sysdeps/linux/common/Makefile | 2 | ||||
| -rw-r--r-- | libc/sysdeps/linux/common/ptrace.c | 51 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/Makefile | 1 | ||||
| -rw-r--r-- | libc/sysdeps/linux/sparc/Makefile | 4 |
5 files changed, 54 insertions, 6 deletions
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) |