platform_system_core/toolbox/log.c

146 lines
4.0 KiB
C

/*
* 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.
* * 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 <stdio.h>
#include <log/logd.h>
#include <ctype.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <stdlib.h>
#include <cutils/sockets.h>
#include <unistd.h>
/*
* Note: also accepts 0-9 priorities
* returns ANDROID_LOG_UNKNOWN if the character is unrecognized
*/
static android_LogPriority filterCharToPri (char c)
{
android_LogPriority pri;
c = tolower(c);
if (c >= '0' && c <= '9') {
if (c >= ('0'+ANDROID_LOG_SILENT)) {
pri = ANDROID_LOG_VERBOSE;
} else {
pri = (android_LogPriority)(c - '0');
}
} else if (c == 'v') {
pri = ANDROID_LOG_VERBOSE;
} else if (c == 'd') {
pri = ANDROID_LOG_DEBUG;
} else if (c == 'i') {
pri = ANDROID_LOG_INFO;
} else if (c == 'w') {
pri = ANDROID_LOG_WARN;
} else if (c == 'e') {
pri = ANDROID_LOG_ERROR;
} else if (c == 'f') {
pri = ANDROID_LOG_FATAL;
} else if (c == 's') {
pri = ANDROID_LOG_SILENT;
} else if (c == '*') {
pri = ANDROID_LOG_DEFAULT;
} else {
pri = ANDROID_LOG_UNKNOWN;
}
return pri;
}
static int usage(const char *s)
{
fprintf(stderr, "USAGE: %s [-p priorityChar] [-t tag] message\n", s);
fprintf(stderr, "\tpriorityChar should be one of:\n"
"\t\tv,d,i,w,e\n");
exit(-1);
}
int log_main(int argc, char *argv[])
{
android_LogPriority priority;
const char *tag = "log";
char buffer[4096];
int i;
priority = ANDROID_LOG_INFO;
for (;;) {
int ret;
ret = getopt(argc, argv, "t:p:h");
if (ret < 0) {
break;
}
switch(ret) {
case 't':
tag = optarg;
break;
case 'p':
priority = filterCharToPri(optarg[0]);
if (priority == ANDROID_LOG_UNKNOWN) {
usage(argv[0]);
}
break;
case 'h':
usage(argv[0]);
break;
}
}
if (optind == argc) {
usage(argv[0]);
}
buffer[0] = '\0';
for (i = optind ; i < argc ; i++) {
strlcat(buffer, argv[i], sizeof(buffer)-1);
strlcat(buffer, " ", sizeof(buffer)-1);
}
if(buffer[0] == 0) {
usage(argv[0]);
}
__android_log_print(priority, tag, "%s", buffer);
return 0;
}