ACPR/android_system_core
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

merge from open-source master

Browse source 
Change-Id: I612711a84996e22e826e4920be29c204cf5d7d44
This commit is contained in:
The Android Open Source Project 2010-07-16 13:32:03 -07:00
commit 64ba76c143
2 changed files with 40 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

26
include/cutils/log.h
View file

@ -291,11 +291,11 @@ extern "C" {
*/ */
#define LOG_ALWAYS_FATAL_IF(cond, ...) \ #define LOG_ALWAYS_FATAL_IF(cond, ...) \
( (CONDITION(cond)) \ ( (CONDITION(cond)) \
? ((void)android_printAssert(#cond, LOG_TAG, __VA_ARGS__)) \ ? ((void)android_printAssert(#cond, LOG_TAG, ## __VA_ARGS__)) \
: (void)0 ) : (void)0 )
#define LOG_ALWAYS_FATAL(...) \ #define LOG_ALWAYS_FATAL(...) \
( ((void)android_printAssert(NULL, LOG_TAG, __VA_ARGS__)) ) ( ((void)android_printAssert(NULL, LOG_TAG, ## __VA_ARGS__)) )
/* /*
* Versions of LOG_ALWAYS_FATAL_IF and LOG_ALWAYS_FATAL that * Versions of LOG_ALWAYS_FATAL_IF and LOG_ALWAYS_FATAL that
@ -308,7 +308,7 @@ extern "C" {
#else #else
#define LOG_FATAL_IF(cond, ...) LOG_ALWAYS_FATAL_IF(cond, __VA_ARGS__) #define LOG_FATAL_IF(cond, ...) LOG_ALWAYS_FATAL_IF(cond, ## __VA_ARGS__)
#define LOG_FATAL(...) LOG_ALWAYS_FATAL(__VA_ARGS__) #define LOG_FATAL(...) LOG_ALWAYS_FATAL(__VA_ARGS__)
#endif #endif
@ -317,7 +317,7 @@ extern "C" {
* Assertion that generates a log message when the assertion fails. * Assertion that generates a log message when the assertion fails.
* Stripped out of release builds. Uses the current LOG_TAG. * Stripped out of release builds. Uses the current LOG_TAG.
*/ */
#define LOG_ASSERT(cond, ...) LOG_FATAL_IF(!(cond), __VA_ARGS__) #define LOG_ASSERT(cond, ...) LOG_FATAL_IF(!(cond), ## __VA_ARGS__)
//#define LOG_ASSERT(cond) LOG_FATAL_IF(!(cond), "Assertion failed: " #cond) //#define LOG_ASSERT(cond) LOG_FATAL_IF(!(cond), "Assertion failed: " #cond)
// --------------------------------------------------------------------- // ---------------------------------------------------------------------
@ -403,8 +403,24 @@ typedef enum {
#define android_vprintLog(prio, cond, tag, fmt...) \ #define android_vprintLog(prio, cond, tag, fmt...) \
__android_log_vprint(prio, tag, fmt) __android_log_vprint(prio, tag, fmt)
/* XXX Macros to work around syntax errors in places where format string
* arg is not passed to LOG_ASSERT, LOG_ALWAYS_FATAL or LOG_ALWAYS_FATAL_IF
* (happens only in debug builds).
*/
/* Returns 2nd arg. Used to substitute default value if caller's vararg list
* is empty.
*/
#define __android_second(dummy, second, ...) second
/* If passed multiple args, returns ',' followed by all but 1st arg, otherwise
* returns nothing.
*/
#define __android_rest(first, ...) , ## __VA_ARGS__
#define android_printAssert(cond, tag, fmt...) \ #define android_printAssert(cond, tag, fmt...) \
__android_log_assert(cond, tag, fmt) __android_log_assert(cond, tag, \
__android_second(0, ## fmt, NULL) __android_rest(fmt))
#define android_writeLog(prio, tag, text) \ #define android_writeLog(prio, tag, text) \
__android_log_write(prio, tag, text) __android_log_write(prio, tag, text)

19
liblog/logd_write.c
View file

@ -223,12 +223,23 @@ int __android_log_buf_print(int bufID, int prio, const char *tag, const char *fm
void __android_log_assert(const char *cond, const char *tag, void __android_log_assert(const char *cond, const char *tag,
const char *fmt, ...) const char *fmt, ...)
{ {
va_list ap;
char buf[LOG_BUF_SIZE]; char buf[LOG_BUF_SIZE];
va_start(ap, fmt); if (fmt) {
vsnprintf(buf, LOG_BUF_SIZE, fmt, ap); va_list ap;
va_end(ap); va_start(ap, fmt);
vsnprintf(buf, LOG_BUF_SIZE, fmt, ap);
va_end(ap);
} else {
/* Msg not provided, log condition. N.B. Do not use cond directly as
* format string as it could contain spurious '%' syntax (e.g.
* "%d" in "blocks%devs == 0").
*/
if (cond)
snprintf(buf, LOG_BUF_SIZE, "Assertion failed: %s", cond);
else
strcpy(buf, "Unspecified assertion failed");
}
__android_log_write(ANDROID_LOG_FATAL, tag, buf); __android_log_write(ANDROID_LOG_FATAL, tag, buf);