diff options
author | Andrey Lihatskiy <alihatskiy@productengine.com> | 2021-04-30 03:05:19 +0300 |
---|---|---|
committer | Andrey Lihatskiy <alihatskiy@productengine.com> | 2021-04-30 03:05:19 +0300 |
commit | 789be6b93351e6150e5c2167a1ae3a64eed0717c (patch) | |
tree | a302168e5b155cfb54ad70d4bfb55c9c4dcd008e /indra/llcommon | |
parent | 487685fef1ad4afdb1d6692a4ab6b2980205abd7 (diff) | |
parent | ce65bc2f13409d75dbc6502c970030cc5ed2e5ad (diff) |
Merge branch 'master' into DRTVWR-520-apple-notarization
Diffstat (limited to 'indra/llcommon')
-rw-r--r-- | indra/llcommon/llcoros.cpp | 22 | ||||
-rw-r--r-- | indra/llcommon/llexception.cpp | 25 | ||||
-rw-r--r-- | indra/llcommon/llexception.h | 10 | ||||
-rw-r--r-- | indra/llcommon/llsys.cpp | 28 | ||||
-rw-r--r-- | indra/llcommon/lluriparser.cpp | 87 | ||||
-rw-r--r-- | indra/llcommon/lluriparser.h | 1 |
6 files changed, 110 insertions, 63 deletions
diff --git a/indra/llcommon/llcoros.cpp b/indra/llcommon/llcoros.cpp index 262929006d..23419a52a7 100644 --- a/indra/llcommon/llcoros.cpp +++ b/indra/llcommon/llcoros.cpp @@ -56,10 +56,6 @@ #include "stringize.h" #include "llexception.h" -#if LL_WINDOWS -#include <excpt.h> -#endif - // static LLCoros::CoroData& LLCoros::get_CoroData(const std::string& caller) { @@ -253,29 +249,13 @@ std::string LLCoros::launch(const std::string& prefix, const callable_t& callabl #if LL_WINDOWS -static const U32 STATUS_MSC_EXCEPTION = 0xE06D7363; // compiler specific - -U32 exception_filter(U32 code, struct _EXCEPTION_POINTERS *exception_infop) -{ - if (code == STATUS_MSC_EXCEPTION) - { - // C++ exception, go on - return EXCEPTION_CONTINUE_SEARCH; - } - else - { - // handle it - return EXCEPTION_EXECUTE_HANDLER; - } -} - void LLCoros::winlevel(const callable_t& callable) { __try { callable(); } - __except (exception_filter(GetExceptionCode(), GetExceptionInformation())) + __except (msc_exception_filter(GetExceptionCode(), GetExceptionInformation())) { // convert to C++ styled exception // Note: it might be better to use _se_set_translator diff --git a/indra/llcommon/llexception.cpp b/indra/llcommon/llexception.cpp index 5ce8958687..b584b0ff8b 100644 --- a/indra/llcommon/llexception.cpp +++ b/indra/llcommon/llexception.cpp @@ -24,11 +24,14 @@ // `_GNU_SOURCE` macro or `BOOST_STACKTRACE_GNU_SOURCE_NOT_REQUIRED` if // _Unwind_Backtrace is available without `_GNU_SOURCE`." #define BOOST_STACKTRACE_GNU_SOURCE_NOT_REQUIRED + #if LL_WINDOWS // On Windows, header-only implementation causes macro collisions -- use // prebuilt library #define BOOST_STACKTRACE_LINK +#include <excpt.h> #endif // LL_WINDOWS + #include <boost/stacktrace.hpp> // other Linden headers #include "llerror.h" @@ -85,3 +88,25 @@ void annotate_exception_(boost::exception& exc) // Anyway, which of us is really going to examine more than 100 frames? exc << errinfo_stacktrace(boost::stacktrace::stacktrace(1, 100)); } + +#if LL_WINDOWS + +// For windows SEH exception handling we sometimes need a filter that will +// separate C++ exceptions from C SEH exceptions +static const U32 STATUS_MSC_EXCEPTION = 0xE06D7363; // compiler specific + +U32 msc_exception_filter(U32 code, struct _EXCEPTION_POINTERS *exception_infop) +{ + if (code == STATUS_MSC_EXCEPTION) + { + // C++ exception, go on + return EXCEPTION_CONTINUE_SEARCH; + } + else + { + // handle it + return EXCEPTION_EXECUTE_HANDLER; + } +} + +#endif //LL_WINDOWS diff --git a/indra/llcommon/llexception.h b/indra/llcommon/llexception.h index 422dd8810a..375bea4a57 100644 --- a/indra/llcommon/llexception.h +++ b/indra/llcommon/llexception.h @@ -102,4 +102,14 @@ void crash_on_unhandled_exception_(const char*, int, const char*, const std::str log_unhandled_exception_(__FILE__, __LINE__, BOOST_CURRENT_FUNCTION, CONTEXT) void log_unhandled_exception_(const char*, int, const char*, const std::string&); + +#if LL_WINDOWS + +// SEH exception filtering for use in __try __except +// Separates C++ exceptions from C SEH exceptions +// Todo: might be good idea to do some kind of seh_to_msc_wrapper(function, ARGS&&); +U32 msc_exception_filter(U32 code, struct _EXCEPTION_POINTERS *exception_infop); + +#endif //LL_WINDOWS + #endif /* ! defined(LL_LLEXCEPTION_H) */ diff --git a/indra/llcommon/llsys.cpp b/indra/llcommon/llsys.cpp index 1f8d558fbe..eff4dd91ea 100644 --- a/indra/llcommon/llsys.cpp +++ b/indra/llcommon/llsys.cpp @@ -55,6 +55,7 @@ #include <boost/utility/enable_if.hpp> #include <boost/type_traits/is_integral.hpp> #include <boost/type_traits/is_float.hpp> +#include "llfasttimer.h" using namespace llsd; @@ -925,8 +926,12 @@ LLMemoryInfo& LLMemoryInfo::refresh() return *this; } +static LLTrace::BlockTimerStatHandle FTM_MEMINFO_LOAD_STATS("MemInfo Load Stats"); + LLSD LLMemoryInfo::loadStatsMap() { + LL_RECORD_BLOCK_TIME(FTM_MEMINFO_LOAD_STATS); + // This implementation is derived from stream() code (as of 2011-06-29). Stats stats; @@ -948,24 +953,11 @@ LLSD LLMemoryInfo::loadStatsMap() stats.add("Total Virtual KB", state.ullTotalVirtual/div); stats.add("Avail Virtual KB", state.ullAvailVirtual/div); - PERFORMANCE_INFORMATION perf; - perf.cb = sizeof(perf); - GetPerformanceInfo(&perf, sizeof(perf)); - - SIZE_T pagekb(perf.PageSize/1024); - stats.add("CommitTotal KB", perf.CommitTotal * pagekb); - stats.add("CommitLimit KB", perf.CommitLimit * pagekb); - stats.add("CommitPeak KB", perf.CommitPeak * pagekb); - stats.add("PhysicalTotal KB", perf.PhysicalTotal * pagekb); - stats.add("PhysicalAvail KB", perf.PhysicalAvailable * pagekb); - stats.add("SystemCache KB", perf.SystemCache * pagekb); - stats.add("KernelTotal KB", perf.KernelTotal * pagekb); - stats.add("KernelPaged KB", perf.KernelPaged * pagekb); - stats.add("KernelNonpaged KB", perf.KernelNonpaged * pagekb); - stats.add("PageSize KB", pagekb); - stats.add("HandleCount", perf.HandleCount); - stats.add("ProcessCount", perf.ProcessCount); - stats.add("ThreadCount", perf.ThreadCount); + // SL-12122 - Call to GetPerformanceInfo() was removed here. Took + // on order of 10 ms, causing unacceptable frame time spike every + // second, and results were never used. If this is needed in the + // future, must find a way to avoid frame time impact (e.g. move + // to another thread, call much less often). PROCESS_MEMORY_COUNTERS_EX pmem; pmem.cb = sizeof(pmem); diff --git a/indra/llcommon/lluriparser.cpp b/indra/llcommon/lluriparser.cpp index c275b90120..e4f229dd16 100644 --- a/indra/llcommon/lluriparser.cpp +++ b/indra/llcommon/lluriparser.cpp @@ -29,10 +29,13 @@ #include "linden_common.h" #include "lluriparser.h" +#if LL_DARWIN +#include <signal.h> +#include <setjmp.h> +#endif + LLUriParser::LLUriParser(const std::string& u) : mTmpScheme(false), mNormalizedTmp(false), mRes(0) { - mState.uri = &mUri; - if (u.find("://") == std::string::npos) { mNormalizedUri = "http://"; @@ -51,7 +54,7 @@ LLUriParser::~LLUriParser() S32 LLUriParser::parse() { - mRes = uriParseUriA(&mState, mNormalizedUri.c_str()); + mRes = uriParseSingleUriA(&mUri, mNormalizedUri.c_str(), NULL); return mRes; } @@ -158,31 +161,69 @@ void LLUriParser::extractParts() } } +#if LL_DARWIN +typedef void(*sighandler_t)(int); +jmp_buf return_to_normalize; +void uri_signal_handler(int signal) +{ + // Apparently signal handler throwing an exception doesn't work. + // This is ugly and unsafe due to not unwinding content of uriparser library, + // but unless we have a way to catch this as NSexception, jump appears to be the only option. + longjmp(return_to_normalize, 1 /*setjmp will return this value*/); +} +#endif + S32 LLUriParser::normalize() { mNormalizedTmp = mTmpScheme; if (!mRes) { - mRes = uriNormalizeSyntaxExA(&mUri, URI_NORMALIZE_SCHEME | URI_NORMALIZE_HOST); - - if (!mRes) - { - S32 chars_required; - mRes = uriToStringCharsRequiredA(&mUri, &chars_required); - - if (!mRes) - { - chars_required++; - std::vector<char> label_buf(chars_required); - mRes = uriToStringA(&label_buf[0], &mUri, chars_required, NULL); - - if (!mRes) - { - mNormalizedUri = &label_buf[mTmpScheme ? 7 : 0]; - mTmpScheme = false; - } - } - } +#if LL_DARWIN + sighandler_t last_handler; + last_handler = signal(SIGILL, &uri_signal_handler); // illegal instruction + if (setjmp(return_to_normalize)) + { + // Issue: external library crashed via signal + // If you encountered this, please try to figure out what's wrong: + // 1. Verify that library's input is 'sane' + // 2. Check if we have an NSexception to work with (unlikely) + // 3. See if passing same string causes exception to repeat + // + // Crash happens at uriNormalizeSyntaxExA + // Warning!!! This does not properly unwind stack, + // if this can be handled by NSexception, it needs to be remade + llassert(0); + + LL_WARNS() << "Uriparser crashed with SIGILL, while processing: " << mNormalizedUri << LL_ENDL; + signal(SIGILL, last_handler); + return 1; + } +#endif + + mRes = uriNormalizeSyntaxExA(&mUri, URI_NORMALIZE_SCHEME | URI_NORMALIZE_HOST); + +#if LL_DARWIN + signal(SIGILL, last_handler); +#endif + + if (!mRes) + { + S32 chars_required; + mRes = uriToStringCharsRequiredA(&mUri, &chars_required); + + if (!mRes) + { + chars_required++; + std::vector<char> label_buf(chars_required); + mRes = uriToStringA(&label_buf[0], &mUri, chars_required, NULL); + + if (!mRes) + { + mNormalizedUri = &label_buf[mTmpScheme ? 7 : 0]; + mTmpScheme = false; + } + } + } } if(mTmpScheme) diff --git a/indra/llcommon/lluriparser.h b/indra/llcommon/lluriparser.h index cfbf54f3c8..92626b9054 100644 --- a/indra/llcommon/lluriparser.h +++ b/indra/llcommon/lluriparser.h @@ -76,7 +76,6 @@ private: std::string mFragment; std::string mNormalizedUri; - UriParserStateA mState; UriUriA mUri; S32 mRes; |