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-rw-r--r--libre/icedove/glibc-2.26-fix.diff258
1 files changed, 258 insertions, 0 deletions
diff --git a/libre/icedove/glibc-2.26-fix.diff b/libre/icedove/glibc-2.26-fix.diff
new file mode 100644
index 000000000..48733ab89
--- /dev/null
+++ b/libre/icedove/glibc-2.26-fix.diff
@@ -0,0 +1,258 @@
+From 6a0b7c8ecf0734ba1bcdccf8e0ee97e721fd5420 Mon Sep 17 00:00:00 2001
+Message-Id: <6a0b7c8ecf0734ba1bcdccf8e0ee97e721fd5420.1505113337.git.jan.steffens@gmail.com>
+From: =?UTF-8?q?Emilio=20Cobos=20=C3=81lvarez?= <emilio@crisal.io>
+Date: Sat, 19 Aug 2017 20:14:25 +0200
+Subject: [PATCH] Fix use of struct ucontext (squash 2 commits)
+
+Needed for building with glibc 2.26.
+
+Bug 1385667: Use ucontext_t consistently in breakpad-client. r=ted
+MozReview-Commit-ID: AJhzJdNXP0f
+
+Bug 1394149: Fix remaining uses of ucontext in breakpad-client. r=ted
+MozReview-Commit-ID: 5tP7fXsI7dQ
+---
+ .../linux/dump_writer_common/ucontext_reader.cc | 30 +++++++++++-----------
+ .../linux/dump_writer_common/ucontext_reader.h | 10 ++++----
+ .../linux/handler/exception_handler.cc | 10 ++++----
+ .../linux/handler/exception_handler.h | 2 +-
+ .../linux/microdump_writer/microdump_writer.cc | 2 +-
+ .../linux/minidump_writer/minidump_writer.cc | 2 +-
+ 6 files changed, 28 insertions(+), 28 deletions(-)
+
+diff --git a/toolkit/crashreporter/breakpad-client/linux/dump_writer_common/ucontext_reader.cc b/toolkit/crashreporter/breakpad-client/linux/dump_writer_common/ucontext_reader.cc
+index 999960912e459e1b..303c0ebd32b663c4 100644
+--- a/toolkit/crashreporter/breakpad-client/linux/dump_writer_common/ucontext_reader.cc
++++ b/toolkit/crashreporter/breakpad-client/linux/dump_writer_common/ucontext_reader.cc
+@@ -40,15 +40,15 @@ namespace google_breakpad {
+
+ #if defined(__i386__)
+
+-uintptr_t UContextReader::GetStackPointer(const struct ucontext* uc) {
++uintptr_t UContextReader::GetStackPointer(const ucontext_t* uc) {
+ return uc->uc_mcontext.gregs[REG_ESP];
+ }
+
+-uintptr_t UContextReader::GetInstructionPointer(const struct ucontext* uc) {
++uintptr_t UContextReader::GetInstructionPointer(const ucontext_t* uc) {
+ return uc->uc_mcontext.gregs[REG_EIP];
+ }
+
+-void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext *uc,
++void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext_t *uc,
+ const struct _libc_fpstate* fp) {
+ const greg_t* regs = uc->uc_mcontext.gregs;
+
+@@ -88,15 +88,15 @@ void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext *uc,
+
+ #elif defined(__x86_64)
+
+-uintptr_t UContextReader::GetStackPointer(const struct ucontext* uc) {
++uintptr_t UContextReader::GetStackPointer(const ucontext_t* uc) {
+ return uc->uc_mcontext.gregs[REG_RSP];
+ }
+
+-uintptr_t UContextReader::GetInstructionPointer(const struct ucontext* uc) {
++uintptr_t UContextReader::GetInstructionPointer(const ucontext_t* uc) {
+ return uc->uc_mcontext.gregs[REG_RIP];
+ }
+
+-void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext *uc,
++void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext_t *uc,
+ const struct _libc_fpstate* fpregs) {
+ const greg_t* regs = uc->uc_mcontext.gregs;
+
+@@ -145,15 +145,15 @@ void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext *uc,
+
+ #elif defined(__ARM_EABI__)
+
+-uintptr_t UContextReader::GetStackPointer(const struct ucontext* uc) {
++uintptr_t UContextReader::GetStackPointer(const ucontext_t* uc) {
+ return uc->uc_mcontext.arm_sp;
+ }
+
+-uintptr_t UContextReader::GetInstructionPointer(const struct ucontext* uc) {
++uintptr_t UContextReader::GetInstructionPointer(const ucontext_t* uc) {
+ return uc->uc_mcontext.arm_pc;
+ }
+
+-void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext *uc) {
++void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext_t *uc) {
+ out->context_flags = MD_CONTEXT_ARM_FULL;
+
+ out->iregs[0] = uc->uc_mcontext.arm_r0;
+@@ -184,41 +184,41 @@ void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext *uc) {
+
+ #elif defined(__aarch64__)
+
+-uintptr_t UContextReader::GetStackPointer(const struct ucontext* uc) {
++uintptr_t UContextReader::GetStackPointer(const ucontext_t* uc) {
+ return uc->uc_mcontext.sp;
+ }
+
+-uintptr_t UContextReader::GetInstructionPointer(const struct ucontext* uc) {
++uintptr_t UContextReader::GetInstructionPointer(const ucontext_t* uc) {
+ return uc->uc_mcontext.pc;
+ }
+
+-void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext *uc,
++void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext_t *uc,
+ const struct fpsimd_context* fpregs) {
+ out->context_flags = MD_CONTEXT_ARM64_FULL;
+
+ out->cpsr = static_cast<uint32_t>(uc->uc_mcontext.pstate);
+ for (int i = 0; i < MD_CONTEXT_ARM64_REG_SP; ++i)
+ out->iregs[i] = uc->uc_mcontext.regs[i];
+ out->iregs[MD_CONTEXT_ARM64_REG_SP] = uc->uc_mcontext.sp;
+ out->iregs[MD_CONTEXT_ARM64_REG_PC] = uc->uc_mcontext.pc;
+
+ out->float_save.fpsr = fpregs->fpsr;
+ out->float_save.fpcr = fpregs->fpcr;
+ my_memcpy(&out->float_save.regs, &fpregs->vregs,
+ MD_FLOATINGSAVEAREA_ARM64_FPR_COUNT * 16);
+ }
+
+ #elif defined(__mips__)
+
+-uintptr_t UContextReader::GetStackPointer(const struct ucontext* uc) {
++uintptr_t UContextReader::GetStackPointer(const ucontext_t* uc) {
+ return uc->uc_mcontext.gregs[MD_CONTEXT_MIPS_REG_SP];
+ }
+
+-uintptr_t UContextReader::GetInstructionPointer(const struct ucontext* uc) {
++uintptr_t UContextReader::GetInstructionPointer(const ucontext_t* uc) {
+ return uc->uc_mcontext.pc;
+ }
+
+-void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext *uc) {
++void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext_t *uc) {
+ #if _MIPS_SIM == _ABI64
+ out->context_flags = MD_CONTEXT_MIPS64_FULL;
+ #elif _MIPS_SIM == _ABIO32
+diff --git a/toolkit/crashreporter/breakpad-client/linux/dump_writer_common/ucontext_reader.h b/toolkit/crashreporter/breakpad-client/linux/dump_writer_common/ucontext_reader.h
+index c533e28ba7441e83..039752a2dfb6e589 100644
+--- a/toolkit/crashreporter/breakpad-client/linux/dump_writer_common/ucontext_reader.h
++++ b/toolkit/crashreporter/breakpad-client/linux/dump_writer_common/ucontext_reader.h
+@@ -41,21 +41,21 @@ namespace google_breakpad {
+
+ // Wraps platform-dependent implementations of accessors to ucontext structs.
+ struct UContextReader {
+- static uintptr_t GetStackPointer(const struct ucontext* uc);
++ static uintptr_t GetStackPointer(const ucontext_t* uc);
+
+- static uintptr_t GetInstructionPointer(const struct ucontext* uc);
++ static uintptr_t GetInstructionPointer(const ucontext_t* uc);
+
+ // Juggle a arch-specific ucontext into a minidump format
+ // out: the minidump structure
+ // info: the collection of register structures.
+ #if defined(__i386__) || defined(__x86_64)
+- static void FillCPUContext(RawContextCPU *out, const ucontext *uc,
++ static void FillCPUContext(RawContextCPU *out, const ucontext_t *uc,
+ const struct _libc_fpstate* fp);
+ #elif defined(__aarch64__)
+- static void FillCPUContext(RawContextCPU *out, const ucontext *uc,
++ static void FillCPUContext(RawContextCPU *out, const ucontext_t *uc,
+ const struct fpsimd_context* fpregs);
+ #else
+- static void FillCPUContext(RawContextCPU *out, const ucontext *uc);
++ static void FillCPUContext(RawContextCPU *out, const ucontext_t *uc);
+ #endif
+ };
+
+diff --git a/toolkit/crashreporter/breakpad-client/linux/handler/exception_handler.cc b/toolkit/crashreporter/breakpad-client/linux/handler/exception_handler.cc
+index 71a51a763938e39d..12df9bc96ec45fea 100644
+--- a/toolkit/crashreporter/breakpad-client/linux/handler/exception_handler.cc
++++ b/toolkit/crashreporter/breakpad-client/linux/handler/exception_handler.cc
+@@ -439,44 +439,44 @@ bool ExceptionHandler::HandleSignal(int sig, siginfo_t* info, void* uc) {
+ // Fill in all the holes in the struct to make Valgrind happy.
+ memset(&g_crash_context_, 0, sizeof(g_crash_context_));
+ memcpy(&g_crash_context_.siginfo, info, sizeof(siginfo_t));
+- memcpy(&g_crash_context_.context, uc, sizeof(struct ucontext));
++ memcpy(&g_crash_context_.context, uc, sizeof(ucontext_t));
+ #if defined(__aarch64__)
+- struct ucontext* uc_ptr = (struct ucontext*)uc;
++ ucontext_t* uc_ptr = (ucontext_t*)uc;
+ struct fpsimd_context* fp_ptr =
+ (struct fpsimd_context*)&uc_ptr->uc_mcontext.__reserved;
+ if (fp_ptr->head.magic == FPSIMD_MAGIC) {
+ memcpy(&g_crash_context_.float_state, fp_ptr,
+ sizeof(g_crash_context_.float_state));
+ }
+ #elif !defined(__ARM_EABI__) && !defined(__mips__)
+ // FP state is not part of user ABI on ARM Linux.
+- // In case of MIPS Linux FP state is already part of struct ucontext
++ // In case of MIPS Linux FP state is already part of ucontext_t
+ // and 'float_state' is not a member of CrashContext.
+- struct ucontext* uc_ptr = (struct ucontext*)uc;
++ ucontext_t* uc_ptr = (ucontext_t*)uc;
+ if (uc_ptr->uc_mcontext.fpregs) {
+ memcpy(&g_crash_context_.float_state, uc_ptr->uc_mcontext.fpregs,
+ sizeof(g_crash_context_.float_state));
+ }
+ #endif
+ g_crash_context_.tid = syscall(__NR_gettid);
+ if (crash_handler_ != NULL) {
+ if (crash_handler_(&g_crash_context_, sizeof(g_crash_context_),
+ callback_context_)) {
+ return true;
+ }
+ }
+ return GenerateDump(&g_crash_context_);
+ }
+
+ // This is a public interface to HandleSignal that allows the client to
+ // generate a crash dump. This function may run in a compromised context.
+ bool ExceptionHandler::SimulateSignalDelivery(int sig) {
+ siginfo_t siginfo = {};
+ // Mimic a trusted signal to allow tracing the process (see
+ // ExceptionHandler::HandleSignal().
+ siginfo.si_code = SI_USER;
+ siginfo.si_pid = getpid();
+- struct ucontext context;
++ ucontext_t context;
+ getcontext(&context);
+ return HandleSignal(sig, &siginfo, &context);
+ }
+diff --git a/toolkit/crashreporter/breakpad-client/linux/handler/exception_handler.h b/toolkit/crashreporter/breakpad-client/linux/handler/exception_handler.h
+index 711586fec7ddae59..be1880170e2826b0 100644
+--- a/toolkit/crashreporter/breakpad-client/linux/handler/exception_handler.h
++++ b/toolkit/crashreporter/breakpad-client/linux/handler/exception_handler.h
+@@ -191,7 +191,7 @@ class ExceptionHandler {
+ struct CrashContext {
+ siginfo_t siginfo;
+ pid_t tid; // the crashing thread.
+- struct ucontext context;
++ ucontext_t context;
+ #if !defined(__ARM_EABI__) && !defined(__mips__)
+ // #ifdef this out because FP state is not part of user ABI for Linux ARM.
+ // In case of MIPS Linux FP state is already part of struct
+diff --git a/toolkit/crashreporter/breakpad-client/linux/microdump_writer/microdump_writer.cc b/toolkit/crashreporter/breakpad-client/linux/microdump_writer/microdump_writer.cc
+index ff20bf36584c876b..a0b90e08fc5f0cff 100644
+--- a/toolkit/crashreporter/breakpad-client/linux/microdump_writer/microdump_writer.cc
++++ b/toolkit/crashreporter/breakpad-client/linux/microdump_writer/microdump_writer.cc
+@@ -571,7 +571,7 @@ class MicrodumpWriter {
+
+ void* Alloc(unsigned bytes) { return dumper_->allocator()->Alloc(bytes); }
+
+- const struct ucontext* const ucontext_;
++ const ucontext_t* const ucontext_;
+ #if !defined(__ARM_EABI__) && !defined(__mips__)
+ const google_breakpad::fpstate_t* const float_state_;
+ #endif
+diff --git a/toolkit/crashreporter/breakpad-client/linux/minidump_writer/minidump_writer.cc b/toolkit/crashreporter/breakpad-client/linux/minidump_writer/minidump_writer.cc
+index 0650bb95c179464a..6b5304bcd605ca3a 100644
+--- a/toolkit/crashreporter/breakpad-client/linux/minidump_writer/minidump_writer.cc
++++ b/toolkit/crashreporter/breakpad-client/linux/minidump_writer/minidump_writer.cc
+@@ -1247,7 +1247,7 @@ class MinidumpWriter {
+ const int fd_; // File descriptor where the minidum should be written.
+ const char* path_; // Path to the file where the minidum should be written.
+
+- const struct ucontext* const ucontext_; // also from the signal handler
++ const ucontext_t* const ucontext_; // also from the signal handler
+ #if !defined(__ARM_EABI__) && !defined(__mips__)
+ const google_breakpad::fpstate_t* const float_state_; // ditto
+ #endif
+--
+2.14.1
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-18 03:13:48 +0000