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Merge "liblogcat: -v and ${ANDROID_PRINTF_LOG} support comma separated list"

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am: a02a42ecb1

Change-Id: Ib840fe387efc669aec8aa61ec5b6dfa6b25726d8
This commit is contained in:
Mark Salyzyn 2017-03-01 23:57:50 +00:00 committed by android-build-merger
commit 7fa61d6878
1 changed files with 43 additions and 16 deletions
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59
logcat/logcat.cpp
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@ -446,6 +446,8 @@ static void show_help(android_logcat_context_internal* context) {
" and individually flagged modifying adverbs can be added:\n"
" color descriptive epoch monotonic printable uid\n"
" usec UTC year zone\n"
" Multiple -v parameters or comma separated list of format and\n"
" format modifiers are allowed.\n"
// private and undocumented nsec, no signal, too much noise
// useful for -T or -t <timestamp> accurate testing though.
" -D, --dividers Print dividers between each log buffer\n"
@ -726,7 +728,7 @@ void reportErrorName(const char** current, const char* name,
static int __logcat(android_logcat_context_internal* context) {
using namespace android;
int err;
int hasSetLogFormat = 0;
bool hasSetLogFormat = false;
bool clearLog = false;
bool allSelected = false;
bool getLogSize = false;
@ -849,6 +851,10 @@ static int __logcat(android_logcat_context_internal* context) {
goto exit;
}
// meant to catch comma-delimited values, but cast a wider
// net for stability dealing with possible mistaken inputs.
static const char delimiters[] = ",:; \t\n\r\f";
// danger: getopt is _not_ reentrant
optind = 1;
for (;;) {
@ -1070,8 +1076,12 @@ static int __logcat(android_logcat_context_internal* context) {
break;
case 'b': {
std::unique_ptr<char, void (*)(void*)> buffers(strdup(optarg),
free);
optarg = buffers.get();
unsigned idMask = 0;
while (!!(optarg = strtok(optarg, ",:; \t\n\r\f"))) {
char* sv = nullptr; // protect against -ENOMEM above
while (!!(optarg = strtok_r(optarg, delimiters, &sv))) {
if (!strcmp(optarg, "default")) {
idMask |= (1 << LOG_ID_MAIN) | (1 << LOG_ID_SYSTEM) |
(1 << LOG_ID_CRASH);
@ -1152,20 +1162,28 @@ static int __logcat(android_logcat_context_internal* context) {
}
break;
case 'v':
case 'v': {
if (!strcmp(optarg, "help") || !strcmp(optarg, "--help")) {
show_format_help(context);
context->retval = EXIT_SUCCESS;
goto exit;
}
err = setLogFormat(context, optarg);
if (err < 0) {
logcat_panic(context, HELP_FORMAT,
"Invalid parameter \"%s\" to -v\n", optarg);
goto exit;
std::unique_ptr<char, void (*)(void*)> formats(strdup(optarg),
free);
optarg = formats.get();
unsigned idMask = 0;
char* sv = nullptr; // protect against -ENOMEM above
while (!!(optarg = strtok_r(optarg, delimiters, &sv))) {
err = setLogFormat(context, optarg);
if (err < 0) {
logcat_panic(context, HELP_FORMAT,
"Invalid parameter \"%s\" to -v\n", optarg);
goto exit;
}
optarg = nullptr;
if (err) hasSetLogFormat = true;
}
hasSetLogFormat |= err;
break;
} break;
case 'Q':
#define KERNEL_OPTION "androidboot.logcat="
@ -1297,13 +1315,22 @@ static int __logcat(android_logcat_context_internal* context) {
const char* logFormat = android::getenv(context, "ANDROID_PRINTF_LOG");
if (!!logFormat) {
err = setLogFormat(context, logFormat);
if ((err < 0) && context->error) {
fprintf(context->error,
"invalid format in ANDROID_PRINTF_LOG '%s'\n",
logFormat);
std::unique_ptr<char, void (*)(void*)> formats(strdup(logFormat),
free);
char* sv = nullptr; // protect against -ENOMEM above
char* arg = formats.get();
while (!!(arg = strtok_r(arg, delimiters, &sv))) {
err = setLogFormat(context, arg);
// environment should not cause crash of logcat
if ((err < 0) && context->error) {
fprintf(context->error,
"invalid format in ANDROID_PRINTF_LOG '%s'\n", arg);
}
arg = nullptr;
if (err > 0) hasSetLogFormat = true;
}
} else {
}
if (!hasSetLogFormat) {
setLogFormat(context, "threadtime");
}
}