161 lines
5.7 KiB
Diff
161 lines
5.7 KiB
Diff
From 4c07606bb77bbd30f02adb947d480516da3fa3f7 Mon Sep 17 00:00:00 2001
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From: Khem Raj <raj.khem@gmail.com>
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Date: Sun, 11 Jun 2017 10:09:13 -0700
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Subject: [PATCH] libsanitizer: Use stack_t instead of struct sigaltstack
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Upstream-Status: Submitted
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Signed-off-by: Khem Raj <raj.khem@gmail.com>
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---
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libsanitizer/sanitizer_common/sanitizer_linux.cc | 4 ++--
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libsanitizer/sanitizer_common/sanitizer_linux.h | 6 +++---
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.../sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc | 3 ++-
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3 files changed, 7 insertions(+), 6 deletions(-)
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Index: gcc-7.1.0/libsanitizer/sanitizer_common/sanitizer_linux.cc
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===================================================================
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--- gcc-7.1.0.orig/libsanitizer/sanitizer_common/sanitizer_linux.cc
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+++ gcc-7.1.0/libsanitizer/sanitizer_common/sanitizer_linux.cc
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@@ -14,6 +14,10 @@
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#if SANITIZER_FREEBSD || SANITIZER_LINUX
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+#if !SANITIZER_ANDROID
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+#include <sys/signal.h>
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+#endif
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+
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#include "sanitizer_common.h"
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#include "sanitizer_flags.h"
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#include "sanitizer_internal_defs.h"
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@@ -71,10 +75,6 @@ extern "C" {
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extern char **environ; // provided by crt1
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#endif // SANITIZER_FREEBSD
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-#if !SANITIZER_ANDROID
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-#include <sys/signal.h>
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-#endif
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-
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#if SANITIZER_LINUX
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// <linux/time.h>
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struct kernel_timeval {
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@@ -605,8 +605,8 @@ uptr internal_prctl(int option, uptr arg
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}
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#endif
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-uptr internal_sigaltstack(const struct sigaltstack *ss,
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- struct sigaltstack *oss) {
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+uptr internal_sigaltstack(const stack_t *ss,
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+ stack_t *oss) {
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return internal_syscall(SYSCALL(sigaltstack), (uptr)ss, (uptr)oss);
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}
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Index: gcc-7.1.0/libsanitizer/sanitizer_common/sanitizer_linux.h
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===================================================================
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--- gcc-7.1.0.orig/libsanitizer/sanitizer_common/sanitizer_linux.h
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+++ gcc-7.1.0/libsanitizer/sanitizer_common/sanitizer_linux.h
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@@ -19,7 +19,10 @@
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#include "sanitizer_platform_limits_posix.h"
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struct link_map; // Opaque type returned by dlopen().
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-struct sigaltstack;
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+
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+#ifndef __stack_t_defined
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+struct stack_t;
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+#endif
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namespace __sanitizer {
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// Dirent structure for getdents(). Note that this structure is different from
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@@ -28,8 +31,8 @@ struct linux_dirent;
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// Syscall wrappers.
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uptr internal_getdents(fd_t fd, struct linux_dirent *dirp, unsigned int count);
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-uptr internal_sigaltstack(const struct sigaltstack* ss,
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- struct sigaltstack* oss);
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+uptr internal_sigaltstack(const stack_t* ss,
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+ stack_t* oss);
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uptr internal_sigprocmask(int how, __sanitizer_sigset_t *set,
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__sanitizer_sigset_t *oldset);
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Index: gcc-7.1.0/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc
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===================================================================
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--- gcc-7.1.0.orig/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc
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+++ gcc-7.1.0/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc
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@@ -16,6 +16,7 @@
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defined(__aarch64__) || defined(__powerpc64__) || \
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defined(__s390__))
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+#include <signal.h>
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#include "sanitizer_stoptheworld.h"
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#include "sanitizer_platform_limits_posix.h"
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@@ -273,7 +274,7 @@ static int TracerThread(void* argument)
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// Alternate stack for signal handling.
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InternalScopedBuffer<char> handler_stack_memory(kHandlerStackSize);
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- struct sigaltstack handler_stack;
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+ stack_t handler_stack;
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internal_memset(&handler_stack, 0, sizeof(handler_stack));
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handler_stack.ss_sp = handler_stack_memory.data();
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handler_stack.ss_size = kHandlerStackSize;
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Index: gcc-7.1.0/libsanitizer/tsan/tsan_platform_linux.cc
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===================================================================
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--- gcc-7.1.0.orig/libsanitizer/tsan/tsan_platform_linux.cc
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+++ gcc-7.1.0/libsanitizer/tsan/tsan_platform_linux.cc
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@@ -14,6 +14,7 @@
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#include "sanitizer_common/sanitizer_platform.h"
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#if SANITIZER_LINUX || SANITIZER_FREEBSD
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+#include <signal.h>
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#include "sanitizer_common/sanitizer_common.h"
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#include "sanitizer_common/sanitizer_libc.h"
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#include "sanitizer_common/sanitizer_linux.h"
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@@ -28,7 +29,6 @@
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#include <fcntl.h>
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#include <pthread.h>
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-#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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@@ -287,7 +287,7 @@ void InitializePlatform() {
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int ExtractResolvFDs(void *state, int *fds, int nfd) {
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#if SANITIZER_LINUX && !SANITIZER_ANDROID
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int cnt = 0;
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- __res_state *statp = (__res_state*)state;
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+ res_state statp = (res_state)state;
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for (int i = 0; i < MAXNS && cnt < nfd; i++) {
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if (statp->_u._ext.nsaddrs[i] && statp->_u._ext.nssocks[i] != -1)
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fds[cnt++] = statp->_u._ext.nssocks[i];
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Index: gcc-7.1.0/libsanitizer/sanitizer_common/sanitizer_linux_libcdep.cc
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===================================================================
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--- gcc-7.1.0.orig/libsanitizer/sanitizer_common/sanitizer_linux_libcdep.cc
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+++ gcc-7.1.0/libsanitizer/sanitizer_common/sanitizer_linux_libcdep.cc
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@@ -14,6 +14,7 @@
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#if SANITIZER_FREEBSD || SANITIZER_LINUX
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+#include <signal.h>
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#include "sanitizer_allocator_internal.h"
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#include "sanitizer_atomic.h"
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#include "sanitizer_common.h"
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@@ -30,7 +31,6 @@
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#include <link.h>
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#include <pthread.h>
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-#include <signal.h>
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#include <sys/resource.h>
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#include <syslog.h>
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Index: gcc-7.1.0/libsanitizer/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cc
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===================================================================
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--- gcc-7.1.0.orig/libsanitizer/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cc
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+++ gcc-7.1.0/libsanitizer/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cc
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@@ -12,6 +12,7 @@
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#include "sanitizer_platform.h"
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#if SANITIZER_POSIX
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+#include <signal.h>
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#include "sanitizer_allocator_internal.h"
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#include "sanitizer_common.h"
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#include "sanitizer_flags.h"
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