| /* |
| * Copyright (c) 2003, 2005, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #include <stdarg.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include "Trace.h" |
| |
| static int j2dTraceLevel = J2D_TRACE_INVALID; |
| static FILE *j2dTraceFile = NULL; |
| |
| JNIEXPORT void JNICALL |
| J2dTraceImpl(int level, jboolean cr, const char *string, ...) |
| { |
| va_list args; |
| if (j2dTraceLevel < J2D_TRACE_OFF) { |
| J2dTraceInit(); |
| } |
| if (level <= j2dTraceLevel) { |
| if (cr) { |
| switch (level) { |
| case J2D_TRACE_ERROR: |
| fprintf(j2dTraceFile, "[E] "); |
| break; |
| case J2D_TRACE_WARNING: |
| fprintf(j2dTraceFile, "[W] "); |
| break; |
| case J2D_TRACE_INFO: |
| fprintf(j2dTraceFile, "[I] "); |
| break; |
| case J2D_TRACE_VERBOSE: |
| fprintf(j2dTraceFile, "[V] "); |
| break; |
| case J2D_TRACE_VERBOSE2: |
| fprintf(j2dTraceFile, "[X] "); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| va_start(args, string); |
| vfprintf(j2dTraceFile, string, args); |
| va_end(args); |
| |
| if (cr) { |
| fprintf(j2dTraceFile, "\n"); |
| } |
| fflush(j2dTraceFile); |
| } |
| } |
| |
| JNIEXPORT void JNICALL |
| J2dTraceInit() |
| { |
| char *j2dTraceLevelString = getenv("J2D_TRACE_LEVEL"); |
| char *j2dTraceFileName; |
| j2dTraceLevel = J2D_TRACE_OFF; |
| if (j2dTraceLevelString) { |
| int traceLevelTmp = -1; |
| int args = sscanf(j2dTraceLevelString, "%d", &traceLevelTmp); |
| if (args > 0 && |
| traceLevelTmp > J2D_TRACE_INVALID && |
| traceLevelTmp < J2D_TRACE_MAX) |
| { |
| j2dTraceLevel = traceLevelTmp; |
| } |
| } |
| j2dTraceFileName = getenv("J2D_TRACE_FILE"); |
| if (j2dTraceFileName) { |
| j2dTraceFile = fopen(j2dTraceFileName, "w"); |
| if (!j2dTraceFile) { |
| printf("[E]: Error opening trace file %s\n", j2dTraceFileName); |
| } |
| } |
| if (!j2dTraceFile) { |
| j2dTraceFile = stdout; |
| } |
| } |