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-rw-r--r--src/core/lib/support/log_windows.c112
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diff --git a/src/core/lib/support/log_windows.c b/src/core/lib/support/log_windows.c
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+++ b/src/core/lib/support/log_windows.c
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+/*
+ *
+ * Copyright 2015, 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.
+ *
+ */
+
+#include <grpc/support/port_platform.h>
+
+#ifdef GPR_WINDOWS_LOG
+
+#include <stdarg.h>
+#include <stdio.h>
+
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/log_windows.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
+
+#include "src/core/lib/support/string.h"
+#include "src/core/lib/support/string_windows.h"
+
+void gpr_log(const char *file, int line, gpr_log_severity severity,
+ const char *format, ...) {
+ char *message = NULL;
+ va_list args;
+ int ret;
+
+ /* Determine the length. */
+ va_start(args, format);
+ ret = _vscprintf(format, args);
+ va_end(args);
+ if (ret < 0) {
+ message = NULL;
+ } else {
+ /* Allocate a new buffer, with space for the NUL terminator. */
+ size_t strp_buflen = (size_t)ret + 1;
+ message = gpr_malloc(strp_buflen);
+
+ /* Print to the buffer. */
+ va_start(args, format);
+ ret = vsnprintf_s(message, strp_buflen, _TRUNCATE, format, args);
+ va_end(args);
+ if ((size_t)ret != strp_buflen - 1) {
+ /* This should never happen. */
+ gpr_free(message);
+ message = NULL;
+ }
+ }
+
+ gpr_log_message(file, line, severity, message);
+ gpr_free(message);
+}
+
+/* Simple starter implementation */
+void gpr_default_log(gpr_log_func_args *args) {
+ char *final_slash;
+ const char *display_file;
+ char time_buffer[64];
+ time_t timer;
+ gpr_timespec now = gpr_now(GPR_CLOCK_REALTIME);
+ struct tm tm;
+
+ timer = (time_t)now.tv_sec;
+ final_slash = strrchr(args->file, '\\');
+ if (final_slash == NULL)
+ display_file = args->file;
+ else
+ display_file = final_slash + 1;
+
+ if (localtime_s(&tm, &timer)) {
+ strcpy(time_buffer, "error:localtime");
+ } else if (0 ==
+ strftime(time_buffer, sizeof(time_buffer), "%m%d %H:%M:%S", &tm)) {
+ strcpy(time_buffer, "error:strftime");
+ }
+
+ fprintf(stderr, "%s%s.%09u %5lu %s:%d] %s\n",
+ gpr_log_severity_string(args->severity), time_buffer,
+ (int)(now.tv_nsec), GetCurrentThreadId(), display_file, args->line,
+ args->message);
+ fflush(stderr);
+}
+
+#endif /* GPR_WINDOWS_LOG */