Minor O_CLOEXEC optimization, "regression" fix

[deliverable/binutils-gdb.git] / gdb / common / linux-ptrace.h

diff --git a/gdb/common/linux-ptrace.h b/gdb/common/linux-ptrace.h
index 238a6f03c7a6710832eebe39b1267e3c0f01cc07..39c943e456f301557fc33136026d6b0c8de27431 100644 (file)
--- a/gdb/common/linux-ptrace.h
+++ b/gdb/common/linux-ptrace.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2011 Free Software Foundation, Inc.
+/* Copyright (C) 2011-2013 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -18,8 +18,25 @@
 #ifndef COMMON_LINUX_PTRACE_H
 #define COMMON_LINUX_PTRACE_H
 
+struct buffer;
+
 #include <sys/ptrace.h>
-#include <sys/wait.h> /* __WAIT */
+
+#ifdef __UCLIBC__
+#if !(defined(__UCLIBC_HAS_MMU__) || defined(__ARCH_HAS_MMU__))
+/* PTRACE_TEXT_ADDR and friends.  */
+#include <asm/ptrace.h>
+#define HAS_NOMMU
+#endif
+#endif
+
+#if !defined(PTRACE_TYPE_ARG3)
+#define PTRACE_TYPE_ARG3 void *
+#endif
+
+#if !defined(PTRACE_TYPE_ARG4)
+#define PTRACE_TYPE_ARG4 void *
+#endif
 
 #ifndef PTRACE_GETSIGINFO
 # define PTRACE_GETSIGINFO 0x4202
@@ -52,6 +69,13 @@
 
 #endif /* PTRACE_EVENT_FORK */
 
+#if (defined __bfin__ || defined __frv__ || defined __sh__) \
+    && !defined PTRACE_GETFDPIC
+#define PTRACE_GETFDPIC                31
+#define PTRACE_GETFDPIC_EXEC   0
+#define PTRACE_GETFDPIC_INTERP 1
+#endif
+
 /* We can't always assume that this flag is available, but all systems
    with the ptrace event handlers also have __WALL, so it's safe to use
    in some contexts.  */
@@ -59,4 +83,12 @@
 #define __WALL          0x40000000 /* Wait for any child.  */
 #endif
 
+extern void linux_ptrace_attach_warnings (pid_t pid, struct buffer *buffer);
+extern void linux_ptrace_init_warnings (void);
+extern void linux_enable_event_reporting (pid_t pid);
+extern int linux_supports_tracefork (void);
+extern int linux_supports_traceclone (void);
+extern int linux_supports_tracevforkdone (void);
+extern int linux_supports_tracesysgood (void);
+
 #endif /* COMMON_LINUX_PTRACE_H */