Update breakpad to make it work with MinGW

thirdparty/breakpad/common/android/testing/include/wchar.h

@@ -0,0 +1,72 @@
+// Copyright (c) 2012, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// Android doesn't provide wcscasecmp(), so provide an alternative here.
+//
+// Note that this header is not needed when Breakpad is compiled against
+// a recent version of Googletest. It shall be considered for removal once
+// src/testing/ is updated to an appropriate revision in the future.
+
+#ifndef GOOGLEBREAKPAD_COMMON_ANDROID_INCLUDE_WCHAR_H
+#define GOOGLEBREAKPAD_COMMON_ANDROID_INCLUDE_WCHAR_H
+
+#include_next <wchar.h>
+
+// This needs to be in an extern "C" namespace, or Googletest will not
+// compile against it.
+#ifdef __cplusplus
+extern "C" {
+#endif  // __cplusplus
+
+static wchar_t inline wcstolower(wchar_t ch) {
+  if (ch >= L'a' && ch <= L'A')
+    ch -= L'a' - L'A';
+  return ch;
+}
+
+static int inline wcscasecmp(const wchar_t* s1, const wchar_t* s2) {
+  for (;;) {
+    wchar_t c1 = wcstolower(*s1);
+    wchar_t c2 = wcstolower(*s2);
+    if (c1 < c2)
+      return -1;
+    if (c1 > c2)
+      return 1;
+    if (c1 == L'0')
+      return 0;
+    s1++;
+    s2++;
+  }
+}
+
+#ifdef __cplusplus
+}  // extern "C"
+#endif  // __cplusplus
+
+#endif  // GOOGLEBREAKPAD_COMMON_ANDROID_INCLUDE_WCHAR_H

thirdparty/breakpad/common/android/testing/mkdtemp.h

@@ -0,0 +1,110 @@
+// Copyright (c) 2012, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// mkdtemp() wasn't declared in <stdlib.h> until NDK r9b due to a simple
+// packaging bug (the function has always been implemented in all versions
+// of the C library). This header is provided to build Breakpad with earlier
+// NDK revisions (e.g. the one used by Chromium). It may be removed in the
+// future once all major projects upgrade to use a more recent NDK.
+//
+// The reason this is inlined here is to avoid linking a new object file
+// into each unit test program (i.e. keep build files simple).
+
+#ifndef GOOGLE_BREAKPAD_COMMON_ANDROID_TESTING_MKDTEMP_H
+#define GOOGLE_BREAKPAD_COMMON_ANDROID_TESTING_MKDTEMP_H
+
+#include <assert.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/stat.h>
+
+// Using a macro renaming trick here is necessary when building against
+// NDK r9b. Otherwise the compiler will complain that calls to mkdtemp()
+// are ambiguous.
+#define mkdtemp breakpad_mkdtemp
+
+namespace {
+
+char* breakpad_mkdtemp(char* path) {
+  if (path == NULL) {
+    errno = EINVAL;
+    return NULL;
+  }
+
+  // 'path' must be terminated with six 'X'
+  const char kSuffix[] = "XXXXXX";
+  const size_t kSuffixLen = strlen(kSuffix);
+  char* path_end = path + strlen(path);
+
+  if (static_cast<size_t>(path_end - path) < kSuffixLen ||
+      memcmp(path_end - kSuffixLen, kSuffix, kSuffixLen) != 0) {
+    errno = EINVAL;
+    return NULL;
+  }
+
+  // If 'path' contains a directory separator, check that it exists to
+  // avoid looping later.
+  char* sep = strrchr(path, '/');
+  if (sep != NULL) {
+    struct stat st;
+    int ret;
+    *sep = '\0';  // temporarily zero-terminate the dirname.
+    ret = stat(path, &st);
+    *sep = '/';   // restore full path.
+    if (ret < 0)
+      return NULL;
+    if (!S_ISDIR(st.st_mode)) {
+      errno = ENOTDIR;
+      return NULL;
+    }
+  }
+
+  // Loop. On each iteration, replace the XXXXXX suffix with a random
+  // number.
+  int tries;
+  for (tries = 128; tries > 0; tries--) {
+    int random = rand() % 1000000;
+
+    snprintf(path_end - kSuffixLen, kSuffixLen + 1, "%0d", random);
+    if (mkdir(path, 0700) == 0)
+      return path;  // Success
+
+    if (errno != EEXIST)
+      return NULL;
+  }
+
+  assert(errno == EEXIST);
+  return NULL;
+}
+
+}  // namespace
+
+#endif  // GOOGLE_BREAKPAD_COMMON_ANDROID_TESTING_MKDTEMP_H

thirdparty/breakpad/common/android/testing/pthread_fixes.h

@@ -0,0 +1,99 @@
+// Copyright (c) 2012, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// This contains Pthread-related functions not provided by the Android NDK
+// but required by the Breakpad unit test. The functions are inlined here
+// in a C++ anonymous namespace in order to keep the build files simples.
+
+#ifndef GOOGLE_BREAKPAD_COMMON_ANDROID_TESTING_PTHREAD_FIXES_H
+#define GOOGLE_BREAKPAD_COMMON_ANDROID_TESTING_PTHREAD_FIXES_H
+
+#include <pthread.h>
+
+namespace {
+
+// Android doesn't provide pthread_barrier_t for now.
+#ifndef PTHREAD_BARRIER_SERIAL_THREAD
+
+// Anything except 0 will do here.
+#define PTHREAD_BARRIER_SERIAL_THREAD  0x12345
+
+typedef struct {
+  pthread_mutex_t  mutex;
+  pthread_cond_t   cond;
+  unsigned         count;
+} pthread_barrier_t;
+
+int pthread_barrier_init(pthread_barrier_t* barrier,
+                         const void* /* barrier_attr */,
+                         unsigned count) {
+  barrier->count = count;
+  pthread_mutex_init(&barrier->mutex, NULL);
+  pthread_cond_init(&barrier->cond, NULL);
+  return 0;
+}
+
+int pthread_barrier_wait(pthread_barrier_t* barrier) {
+  // Lock the mutex
+  pthread_mutex_lock(&barrier->mutex);
+  // Decrement the count. If this is the first thread to reach 0, wake up
+  // waiters, unlock the mutex, then return PTHREAD_BARRIER_SERIAL_THREAD.
+  if (--barrier->count == 0) {
+    // First thread to reach the barrier
+    pthread_cond_broadcast(&barrier->cond);
+    pthread_mutex_unlock(&barrier->mutex);
+    return PTHREAD_BARRIER_SERIAL_THREAD;
+  }
+  // Otherwise, wait for other threads until the count reaches 0, then
+  // return 0 to indicate this is not the first thread.
+  do {
+    pthread_cond_wait(&barrier->cond, &barrier->mutex);
+  } while (barrier->count > 0);
+
+  pthread_mutex_unlock(&barrier->mutex);
+  return 0;
+}
+
+int pthread_barrier_destroy(pthread_barrier_t *barrier) {
+  barrier->count = 0;
+  pthread_cond_destroy(&barrier->cond);
+  pthread_mutex_destroy(&barrier->mutex);
+  return 0;
+}
+
+#endif  // defined(PTHREAD_BARRIER_SERIAL_THREAD)
+
+int pthread_yield(void) {
+  sched_yield();
+  return 0;
+}
+
+}  // namespace
+
+#endif  // GOOGLE_BREAKPAD_COMMON_ANDROID_TESTING_PTHREAD_FIXES_H