/* * * Copyright 2014, 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. * */ #define _POSIX_SOURCE #define _GNU_SOURCE #include #ifdef GPR_LINUX #include #include #include #include #include #include #include #include #include static long gettid() { return syscall(__NR_gettid); } void gpr_log(const char *file, int line, gpr_log_severity severity, const char *format, ...) { char *final_slash; const char *display_file; char time_buffer[64]; gpr_timespec now = gpr_now(); struct tm tm; va_list args; va_start(args, format); final_slash = strrchr(file, '/'); if (final_slash == NULL) display_file = file; else display_file = final_slash + 1; if (!localtime_r(&now.tv_sec, &tm)) { 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"); } flockfile(stderr); fprintf(stderr, "%s%s.%09d %7ld %s:%d] ", gpr_log_severity_string(severity), time_buffer, (int)(now.tv_nsec), gettid(), display_file, line); vfprintf(stderr, format, args); fputc('\n', stderr); funlockfile(stderr); va_end(args); } #endif