Clean up internal libc logging.

We only need one logging API, and I prefer the one that does no
allocation and is thus safe to use in any context.

Also use O_CLOEXEC when opening the /dev/log files.

Move everything logging-related into one header file.

Change-Id: Ic1e3ea8e9b910dc29df351bff6c0aa4db26fbb58
diff --git a/libc/bionic/__fgets_chk.cpp b/libc/bionic/__fgets_chk.cpp
index 6ae97cc..429eda5 100644
--- a/libc/bionic/__fgets_chk.cpp
+++ b/libc/bionic/__fgets_chk.cpp
@@ -28,7 +28,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 /*
  * __fgets_chk. Called in place of fgets() when we know the
diff --git a/libc/bionic/__memcpy_chk.cpp b/libc/bionic/__memcpy_chk.cpp
index 7a98cb7..b36cfdd 100644
--- a/libc/bionic/__memcpy_chk.cpp
+++ b/libc/bionic/__memcpy_chk.cpp
@@ -29,7 +29,7 @@
 #undef _FORTIFY_SOURCE
 #include <string.h>
 #include <stdlib.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 /*
  * Runtime implementation of __memcpy_chk.
diff --git a/libc/bionic/__memmove_chk.cpp b/libc/bionic/__memmove_chk.cpp
index 51f2e1c..ff770b5 100644
--- a/libc/bionic/__memmove_chk.cpp
+++ b/libc/bionic/__memmove_chk.cpp
@@ -28,7 +28,7 @@
 
 #include <string.h>
 #include <stdlib.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 /*
  * Runtime implementation of __builtin____memmove_chk.
diff --git a/libc/bionic/__memset_chk.cpp b/libc/bionic/__memset_chk.cpp
index 99a12ad..b201ed2 100644
--- a/libc/bionic/__memset_chk.cpp
+++ b/libc/bionic/__memset_chk.cpp
@@ -28,7 +28,7 @@
 
 #include <string.h>
 #include <stdlib.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 /*
  * Runtime implementation of __builtin____memset_chk.
diff --git a/libc/bionic/__stack_chk_fail.cpp b/libc/bionic/__stack_chk_fail.cpp
index cae66b1..d5031ac 100644
--- a/libc/bionic/__stack_chk_fail.cpp
+++ b/libc/bionic/__stack_chk_fail.cpp
@@ -29,8 +29,7 @@
 #include <stdlib.h>
 
 #include "bionic_ssp.h"
-#include "debug_format.h"
-#include "logd.h"
+#include "libc_logging.h"
 
 void __stack_chk_fail() {
   __libc_format_log(ANDROID_LOG_FATAL, "libc", "stack corruption detected");
diff --git a/libc/bionic/__strcat_chk.cpp b/libc/bionic/__strcat_chk.cpp
index 2450da6..fb46e0d 100644
--- a/libc/bionic/__strcat_chk.cpp
+++ b/libc/bionic/__strcat_chk.cpp
@@ -28,7 +28,7 @@
 
 #include <string.h>
 #include <stdlib.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 #include <safe_iop.h>
 
 /*
diff --git a/libc/bionic/__strcpy_chk.cpp b/libc/bionic/__strcpy_chk.cpp
index 74ceda1..bfb6642 100644
--- a/libc/bionic/__strcpy_chk.cpp
+++ b/libc/bionic/__strcpy_chk.cpp
@@ -28,7 +28,7 @@
 
 #include <string.h>
 #include <stdlib.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 /*
  * Runtime implementation of __builtin____strcpy_chk.
diff --git a/libc/bionic/__strlcat_chk.cpp b/libc/bionic/__strlcat_chk.cpp
index 12676f4..96f62f9 100644
--- a/libc/bionic/__strlcat_chk.cpp
+++ b/libc/bionic/__strlcat_chk.cpp
@@ -28,7 +28,7 @@
 
 #include <string.h>
 #include <stdlib.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 /*
  * __strlcat_chk. Called in place of strlcat() when we know the
diff --git a/libc/bionic/__strlcpy_chk.cpp b/libc/bionic/__strlcpy_chk.cpp
index 62fa14b..636966b 100644
--- a/libc/bionic/__strlcpy_chk.cpp
+++ b/libc/bionic/__strlcpy_chk.cpp
@@ -28,7 +28,7 @@
 
 #include <string.h>
 #include <stdlib.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 /*
  * __strlcpy_chk. Called in place of strlcpy() when we know the
diff --git a/libc/bionic/__strlen_chk.cpp b/libc/bionic/__strlen_chk.cpp
index 5cc052e..6ebf09c 100644
--- a/libc/bionic/__strlen_chk.cpp
+++ b/libc/bionic/__strlen_chk.cpp
@@ -28,7 +28,7 @@
 
 #include <string.h>
 #include <stdlib.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 /*
  * Runtime implementation of __strlen_chk.
diff --git a/libc/bionic/__strncat_chk.cpp b/libc/bionic/__strncat_chk.cpp
index 32a3962..ab28541 100644
--- a/libc/bionic/__strncat_chk.cpp
+++ b/libc/bionic/__strncat_chk.cpp
@@ -28,7 +28,7 @@
 
 #include <string.h>
 #include <stdlib.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 #include <safe_iop.h>
 
 /*
diff --git a/libc/bionic/__strncpy_chk.cpp b/libc/bionic/__strncpy_chk.cpp
index c9676ed..0f1797e 100644
--- a/libc/bionic/__strncpy_chk.cpp
+++ b/libc/bionic/__strncpy_chk.cpp
@@ -28,7 +28,7 @@
 
 #include <string.h>
 #include <stdlib.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 /*
  * Runtime implementation of __builtin____strncpy_chk.
diff --git a/libc/bionic/__umask_chk.cpp b/libc/bionic/__umask_chk.cpp
index e1bc96d..ff67ed6 100644
--- a/libc/bionic/__umask_chk.cpp
+++ b/libc/bionic/__umask_chk.cpp
@@ -30,7 +30,7 @@
 
 #include <sys/types.h>
 #include <sys/stat.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 #include <stdlib.h>
 
 /*
diff --git a/libc/bionic/__vsnprintf_chk.cpp b/libc/bionic/__vsnprintf_chk.cpp
index 95d4915..0fdda3e 100644
--- a/libc/bionic/__vsnprintf_chk.cpp
+++ b/libc/bionic/__vsnprintf_chk.cpp
@@ -29,7 +29,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdarg.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 /*
  * Runtime implementation of __builtin____vsnprintf_chk.
diff --git a/libc/bionic/__vsprintf_chk.cpp b/libc/bionic/__vsprintf_chk.cpp
index e1d10f5..12b0ca6 100644
--- a/libc/bionic/__vsprintf_chk.cpp
+++ b/libc/bionic/__vsprintf_chk.cpp
@@ -29,7 +29,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdarg.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 /*
  * Runtime implementation of __builtin____vsprintf_chk.
diff --git a/libc/bionic/assert.cpp b/libc/bionic/assert.cpp
index e38c16d..6f221a5 100644
--- a/libc/bionic/assert.cpp
+++ b/libc/bionic/assert.cpp
@@ -32,8 +32,7 @@
 #include <assert.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <private/debug_format.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 // We log to stderr for the benefit of "adb shell" users, and the log for the benefit
 // of regular app developers who want to see their asserts.
diff --git a/libc/bionic/debug_stacktrace.cpp b/libc/bionic/debug_stacktrace.cpp
index 9d53ad2..87dbba3 100644
--- a/libc/bionic/debug_stacktrace.cpp
+++ b/libc/bionic/debug_stacktrace.cpp
@@ -33,9 +33,8 @@
 #include <unwind.h>
 #include <sys/types.h>
 
-#include "debug_format.h"
 #include "debug_mapinfo.h"
-#include "logd.h"
+#include "libc_logging.h"
 
 /* depends how the system includes define this */
 #ifdef HAVE_UNWIND_CONTEXT_STRUCT
diff --git a/libc/bionic/dlmalloc.c b/libc/bionic/dlmalloc.c
index 1ed3205..7d4ef0f 100644
--- a/libc/bionic/dlmalloc.c
+++ b/libc/bionic/dlmalloc.c
@@ -24,8 +24,7 @@
 
 #include <linux/ashmem.h>
 
-#include <private/debug_format.h>
-#include <private/logd.h>
+#include <private/libc_logging.h>
 
 // Send dlmalloc errors to the log.
 static void __bionic_heap_corruption_error(const char* function);
diff --git a/libc/bionic/debug_format.cpp b/libc/bionic/libc_logging.cpp
similarity index 85%
rename from libc/bionic/debug_format.cpp
rename to libc/bionic/libc_logging.cpp
index 793f8b1..755dc81 100644
--- a/libc/bionic/debug_format.cpp
+++ b/libc/bionic/libc_logging.cpp
@@ -26,13 +26,15 @@
  * SUCH DAMAGE.
  */
 
-#include <../private/debug_format.h> // Relative path so we can #include this for testing.
+#include <../private/libc_logging.h> // Relative path so we can #include this .cpp file for testing.
+#include <../private/ScopedPthreadMutexLocker.h>
 
 #include <assert.h>
 #include <errno.h>
+#include <pthread.h>
 #include <stdarg.h>
 #include <stddef.h>
-#include <stdint.h>
+#include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 
@@ -218,29 +220,30 @@
 #include <fcntl.h>
 #include <sys/uio.h>
 
+static pthread_mutex_t gLogInitializationLock = PTHREAD_MUTEX_INITIALIZER;
+
 int __libc_format_log_va_list(int priority, const char* tag, const char* fmt, va_list args) {
   char buf[1024];
-  int result = vformat_buffer(buf, sizeof buf, fmt, args);
+  int buf_strlen = vformat_buffer(buf, sizeof(buf), fmt, args);
 
-  static int log_fd = -1;
-  if (log_fd == -1) {
-    log_fd = open("/dev/log/main", O_WRONLY);
-    if (log_fd == -1) {
-      return result;
+  static int main_log_fd = -1;
+  if (main_log_fd == -1) {
+    ScopedPthreadMutexLocker locker(&gLogInitializationLock);
+    main_log_fd = TEMP_FAILURE_RETRY(open("/dev/log/main", O_CLOEXEC | O_WRONLY));
+    if (main_log_fd == -1) {
+      return -1;
     }
   }
 
   struct iovec vec[3];
-  vec[0].iov_base = (unsigned char *) &priority;
+  vec[0].iov_base = &priority;
   vec[0].iov_len = 1;
-  vec[1].iov_base = (void *) tag;
+  vec[1].iov_base = const_cast<char*>(tag);
   vec[1].iov_len = strlen(tag) + 1;
-  vec[2].iov_base = (void *) buf;
-  vec[2].iov_len = strlen(buf) + 1;
+  vec[2].iov_base = const_cast<char*>(buf);
+  vec[2].iov_len = buf_strlen + 1;
 
-  TEMP_FAILURE_RETRY(writev(log_fd, vec, 3));
-
-  return result;
+  return TEMP_FAILURE_RETRY(writev(main_log_fd, vec, 3));
 }
 
 int __libc_format_log(int priority, const char* tag, const char* format, ...) {
@@ -516,3 +519,44 @@
         }
     }
 }
+
+// must be kept in sync with frameworks/base/core/java/android/util/EventLog.java
+enum AndroidEventLogType {
+  EVENT_TYPE_INT      = 0,
+  EVENT_TYPE_LONG     = 1,
+  EVENT_TYPE_STRING   = 2,
+  EVENT_TYPE_LIST     = 3,
+};
+
+static int __libc_android_log_event(int32_t tag, char type, const void* payload, size_t len) {
+  struct iovec vec[3];
+  vec[0].iov_base = &tag;
+  vec[0].iov_len = sizeof(tag);
+  vec[1].iov_base = &type;
+  vec[1].iov_len = sizeof(type);
+  vec[2].iov_base = const_cast<void*>(payload);
+  vec[2].iov_len = len;
+
+  static int event_log_fd = -1;
+  if (event_log_fd == -1) {
+    ScopedPthreadMutexLocker locker(&gLogInitializationLock);
+    event_log_fd = TEMP_FAILURE_RETRY(open("/dev/log/events", O_CLOEXEC | O_WRONLY));
+  }
+  return TEMP_FAILURE_RETRY(writev(event_log_fd, vec, 3));
+}
+
+void __libc_android_log_event_int(int32_t tag, int value) {
+  __libc_android_log_event(tag, EVENT_TYPE_INT, &value, sizeof(value));
+}
+
+void __libc_android_log_event_uid(int32_t tag) {
+  __libc_android_log_event_int(tag, getuid());
+}
+
+void __fortify_chk_fail(const char *msg, uint32_t tag) {
+  __libc_format_log(ANDROID_LOG_FATAL, "libc", "FORTIFY_SOURCE: %s. Calling abort().\n", msg);
+  if (tag != 0) {
+    __libc_android_log_event_uid(tag);
+  }
+  abort();
+}
diff --git a/libc/bionic/logd_write.c b/libc/bionic/logd_write.c
deleted file mode 100644
index 03ac606..0000000
--- a/libc/bionic/logd_write.c
+++ /dev/null
@@ -1,255 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- * 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.
- *
- * 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.
- */
-#include <time.h>
-#include <stdio.h>
-#include <pthread.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/uio.h>
-#include <arpa/inet.h>
-#include <errno.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stdarg.h>
-#include <fcntl.h>
-
-#include "logd.h"
-
-/* should match system/core/include/cutils/logger.h */
-#define LOGGER_LOG_MAIN     "log/main"
-#define LOGGER_LOG_RADIO    "log/radio"
-#define LOGGER_LOG_EVENTS   "log/events"
-#define LOGGER_LOG_SYSTEM   "log/system"
-
-#include <pthread.h>
-
-/* IMPORTANT IMPORTANT IMPORTANT: TECHNICAL NOTE
- *
- * Some of the functions below can be called when our malloc() implementation
- * has detected that the heap is corrupted, or even from a signal handler.
- *
- * These functions should *not* use a function that allocates heap memory
- * or is not signal-safe. Using direct system calls is acceptable, and we
- * also assume that pthread_mutex_lock/unlock can be used too.
- */
-
-#define LOG_BUF_SIZE    1024
-
-typedef enum {
-    LOG_ID_NONE = 0,
-    LOG_ID_MAIN,
-    LOG_ID_RADIO,
-    LOG_ID_EVENTS,
-    LOG_ID_MAX
-} log_id_t;
-
-/* logger handles writing to object, pointed by log channel id */
-typedef int (*logger_function_t)(log_id_t log_id, struct iovec *vec);
-
-typedef struct {
-    logger_function_t logger;
-    int               fd;
-    const char        *path;
-} log_channel_t;
-
-static int __write_to_log_init(log_id_t log_id, struct iovec *vec);
-static int __write_to_log_null(log_id_t log_id, struct iovec *vec);
-
-static pthread_mutex_t log_init_lock = PTHREAD_MUTEX_INITIALIZER;
-
-static log_channel_t log_channels[LOG_ID_MAX] = {
-    { __write_to_log_null, -1, NULL },
-    { __write_to_log_init, -1, "/dev/"LOGGER_LOG_MAIN },
-    { __write_to_log_init, -1, "/dev/"LOGGER_LOG_RADIO },
-    { __write_to_log_init, -1, "/dev/"LOGGER_LOG_EVENTS }
-};
-
-/* Important: see technical note at start of source file */
-static int __write_to_log_null(log_id_t log_id, struct iovec *vec)
-{
-    /*
-     * ALTERED behaviour from previous version
-     * always returns successful result
-     */
-    int    i = 0;
-    size_t res = 0;
-
-    for ( ; i < 3; ++i) {
-        res += vec[i].iov_len;
-    }
-
-    return (int)res;
-}
-
-/*
- *  it's supposed, that log_id contains valid id always.
- *  this check must be performed in higher level functions
- */
-/* Important: see technical note at start of source file */
-static int __write_to_log_kernel(log_id_t log_id, struct iovec *vec)
-{
-    return TEMP_FAILURE_RETRY( writev(log_channels[log_id].fd, vec, 3) );
-}
-
-/* Important: see technical note at start of source file */
-static int __write_to_log_init(log_id_t log_id, struct iovec *vec)
-{
-    if ((LOG_ID_NONE < log_id) && (log_id < LOG_ID_MAX)) {
-        int fd;
-
-        pthread_mutex_lock(&log_init_lock);
-
-        fd = TEMP_FAILURE_RETRY(open(log_channels[log_id].path, O_WRONLY));
-
-        log_channels[log_id].logger =
-            (fd < 0) ? __write_to_log_null : __write_to_log_kernel;
-        log_channels[log_id].fd = fd;
-
-        log_channels[log_id].fd = fd;
-
-        pthread_mutex_unlock(&log_init_lock);
-
-        return log_channels[log_id].logger(log_id, vec);
-    }
-
-    /* log_id is invalid */
-    return -1;
-}
-
-/* Important: see technical note at start of source file */
-__LIBC_HIDDEN__
-int __libc_android_log_write(int prio, const char *tag, const char *msg)
-{
-    struct iovec vec[3];
-    log_id_t log_id = LOG_ID_MAIN;
-
-    if (tag == NULL)
-        tag = "";
-
-    vec[0].iov_base   = (unsigned char *) &prio;
-    vec[0].iov_len    = 1;
-    vec[1].iov_base   = (void *) tag;
-    vec[1].iov_len    = strlen(tag) + 1;
-    vec[2].iov_base   = (void *) msg;
-    vec[2].iov_len    = strlen(msg) + 1;
-
-    return log_channels[log_id].logger(log_id, vec);
-}
-
-/* The functions below are not designed to be called from a heap panic
- * function or from a signal handler. As such, they are free to use complex
- * C library functions like vsnprintf()
- */
-__LIBC_HIDDEN__
-int __libc_android_log_vprint(int prio, const char *tag, const char *fmt,
-                              va_list ap)
-{
-    char buf[LOG_BUF_SIZE];
-
-    vsnprintf(buf, LOG_BUF_SIZE, fmt, ap);
-
-    return __libc_android_log_write(prio, tag, buf);
-}
-
-__LIBC_HIDDEN__
-int __libc_android_log_print(int prio, const char *tag, const char *fmt, ...)
-{
-    va_list ap;
-    char buf[LOG_BUF_SIZE];
-
-    va_start(ap, fmt);
-    vsnprintf(buf, LOG_BUF_SIZE, fmt, ap);
-    va_end(ap);
-
-    return __libc_android_log_write(prio, tag, buf);
-}
-
-__LIBC_HIDDEN__
-int __libc_android_log_assert(const char *cond, const char *tag,
-			      const char *fmt, ...)
-{
-    va_list ap;
-    char buf[LOG_BUF_SIZE];
-
-    va_start(ap, fmt);
-    vsnprintf(buf, LOG_BUF_SIZE, fmt, ap);
-    va_end(ap);
-
-    __libc_android_log_write(ANDROID_LOG_FATAL, tag, buf);
-
-    exit(1);
-
-    return -1;
-}
-
-/*
- * Event logging.
- */
-
-// must be kept in sync with frameworks/base/core/java/android/util/EventLog.java
-typedef enum {
-    EVENT_TYPE_INT      = 0,
-    EVENT_TYPE_LONG     = 1,
-    EVENT_TYPE_STRING   = 2,
-    EVENT_TYPE_LIST     = 3,
-} AndroidEventLogType;
-
-static int __libc_android_log_btwrite(int32_t tag, char type, const void *payload, size_t len)
-{
-    struct iovec vec[3];
-
-    vec[0].iov_base = &tag;
-    vec[0].iov_len = sizeof(tag);
-    vec[1].iov_base = &type;
-    vec[1].iov_len = sizeof(type);
-    vec[2].iov_base = (void*)payload;
-    vec[2].iov_len = len;
-
-    return log_channels[LOG_ID_EVENTS].logger(LOG_ID_EVENTS, vec);
-}
-
-__LIBC_HIDDEN__
-void __libc_android_log_event_int(int32_t tag, int value)
-{
-    __libc_android_log_btwrite(tag, EVENT_TYPE_INT, &value, sizeof(value));
-}
-
-__LIBC_HIDDEN__
-void __libc_android_log_event_uid(int32_t tag)
-{
-    __libc_android_log_event_int(tag, getuid());
-}
-
-__LIBC_HIDDEN__
-void __fortify_chk_fail(const char *msg, uint32_t tag) {
-    __libc_format_log(ANDROID_LOG_FATAL, "libc", "FORTIFY_SOURCE: %s. Calling abort().\n", msg);
-    if (tag != 0) {
-        __libc_android_log_event_uid(tag);
-    }
-    abort();
-}
diff --git a/libc/bionic/malloc_debug_check.cpp b/libc/bionic/malloc_debug_check.cpp
index 2ae98b6..91cf287 100644
--- a/libc/bionic/malloc_debug_check.cpp
+++ b/libc/bionic/malloc_debug_check.cpp
@@ -48,7 +48,7 @@
 #include "debug_mapinfo.h"
 #include "debug_stacktrace.h"
 #include "dlmalloc.h"
-#include "logd.h"
+#include "libc_logging.h"
 #include "malloc_debug_common.h"
 #include "ScopedPthreadMutexLocker.h"
 
diff --git a/libc/bionic/malloc_debug_common.cpp b/libc/bionic/malloc_debug_common.cpp
index a05a5ef..2148d20 100644
--- a/libc/bionic/malloc_debug_common.cpp
+++ b/libc/bionic/malloc_debug_common.cpp
@@ -249,7 +249,7 @@
 #include <sys/system_properties.h>
 #include <dlfcn.h>
 #include <stdio.h>
-#include "logd.h"
+#include "libc_logging.h"
 
 /* Table for dispatching malloc calls, depending on environment. */
 static MallocDebug gMallocUse __attribute__((aligned(32))) = {
diff --git a/libc/bionic/malloc_debug_common.h b/libc/bionic/malloc_debug_common.h
index e15ccd0..12d0e65 100644
--- a/libc/bionic/malloc_debug_common.h
+++ b/libc/bionic/malloc_debug_common.h
@@ -35,7 +35,7 @@
 
 #include <stdlib.h>
 
-#include <private/debug_format.h>
+#include "libc_logging.h"
 
 #define HASHTABLE_SIZE      1543
 #define BACKTRACE_SIZE      32
diff --git a/libc/bionic/malloc_debug_leak.cpp b/libc/bionic/malloc_debug_leak.cpp
index 9e63a86..2db8a1f 100644
--- a/libc/bionic/malloc_debug_leak.cpp
+++ b/libc/bionic/malloc_debug_leak.cpp
@@ -47,7 +47,7 @@
 
 #include "debug_stacktrace.h"
 #include "dlmalloc.h"
-#include "logd.h"
+#include "libc_logging.h"
 #include "malloc_debug_common.h"
 #include "ScopedPthreadMutexLocker.h"
 
diff --git a/libc/bionic/malloc_debug_qemu.cpp b/libc/bionic/malloc_debug_qemu.cpp
index 812a451..08225c1 100644
--- a/libc/bionic/malloc_debug_qemu.cpp
+++ b/libc/bionic/malloc_debug_qemu.cpp
@@ -51,7 +51,7 @@
 #include <unistd.h>
 #include <errno.h>
 #include "dlmalloc.h"
-#include "logd.h"
+#include "libc_logging.h"
 #include "malloc_debug_common.h"
 
 /* This file should be included into the build only when
diff --git a/libc/bionic/open.c b/libc/bionic/open.c
index be4f04b..e3573a3 100644
--- a/libc/bionic/open.c
+++ b/libc/bionic/open.c
@@ -29,7 +29,7 @@
 #include <fcntl.h>
 #include <stdarg.h>
 #include <stdlib.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 extern int  __open(const char*, int, int);
 
@@ -60,4 +60,3 @@
 
     return __open(pathname, flags, 0);
 }
-
diff --git a/libc/bionic/openat.c b/libc/bionic/openat.c
index c1abbaa..2d09d17 100644
--- a/libc/bionic/openat.c
+++ b/libc/bionic/openat.c
@@ -29,7 +29,7 @@
 #include <fcntl.h>
 #include <stdarg.h>
 #include <stdlib.h>
-#include <private/logd.h>
+#include "libc_logging.h"
 
 extern int  __openat(int, const char*, int, int);
 
@@ -61,4 +61,3 @@
 
     return __openat(fd, pathname, flags, 0);
 }
-
diff --git a/libc/bionic/pthread_create.cpp b/libc/bionic/pthread_create.cpp
index 368c46d..15f18aa 100644
--- a/libc/bionic/pthread_create.cpp
+++ b/libc/bionic/pthread_create.cpp
@@ -35,8 +35,7 @@
 
 #include "private/bionic_ssp.h"
 #include "private/bionic_tls.h"
-#include "private/debug_format.h"
-#include "private/logd.h"
+#include "private/libc_logging.h"
 #include "private/thread_private.h"
 #include "private/ErrnoRestorer.h"
 #include "private/ScopedPthreadMutexLocker.h"
diff --git a/libc/bionic/pthread_debug.cpp b/libc/bionic/pthread_debug.cpp
index f8f0c59..94c23de 100644
--- a/libc/bionic/pthread_debug.cpp
+++ b/libc/bionic/pthread_debug.cpp
@@ -43,9 +43,7 @@
 #include "bionic_tls.h"
 #include "debug_mapinfo.h"
 #include "debug_stacktrace.h"
-#include "logd.h"
-
-#include <private/debug_format.h>
+#include "libc_logging.h"
 
 /*
  * ===========================================================================
diff --git a/libc/bionic/stubs.cpp b/libc/bionic/stubs.cpp
index 8ddc326..e8411b7 100644
--- a/libc/bionic/stubs.cpp
+++ b/libc/bionic/stubs.cpp
@@ -38,9 +38,8 @@
 #include <unistd.h>
 
 #include "private/android_filesystem_config.h"
-#include "private/debug_format.h"
 #include "private/ErrnoRestorer.h"
-#include "private/logd.h"
+#include "private/libc_logging.h"
 
 // Thread-specific state for the non-reentrant functions.
 static pthread_once_t stubs_once = PTHREAD_ONCE_INIT;