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@@ -27,6 +27,8 @@
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#include <cxxabi.h>
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#include <random>
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+#include <mach-o/dyld.h>
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+
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USING_NS_BF;
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@@ -293,6 +295,48 @@ static Array<CrashInfoFunc> gCrashInfoFuncs;
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static String gCmdLine;
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static String gExePath;
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+typedef struct _Unwind_Context _Unwind_Context; // opaque
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+
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+typedef enum {
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+ _URC_NO_REASON = 0,
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+ _URC_OK = 0,
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+ _URC_FOREIGN_EXCEPTION_CAUGHT = 1,
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+ _URC_FATAL_PHASE2_ERROR = 2,
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+ _URC_FATAL_PHASE1_ERROR = 3,
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+ _URC_NORMAL_STOP = 4,
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+ _URC_END_OF_STACK = 5,
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+ _URC_HANDLER_FOUND = 6,
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+ _URC_INSTALL_CONTEXT = 7,
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+ _URC_CONTINUE_UNWIND = 8,
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+ _URC_FAILURE = 9
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+} _Unwind_Reason_Code;
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+
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+typedef _Unwind_Reason_Code (*_Unwind_Trace_Fn)(struct _Unwind_Context *, void *);
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+extern "C" _Unwind_Reason_Code _Unwind_Backtrace(_Unwind_Trace_Fn, void *);
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+extern "C" uintptr_t _Unwind_GetIP(struct _Unwind_Context *context);
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+
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+static String gUnwindExecStr;
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+static int gUnwindIdx = 0;
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+
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+static _Unwind_Reason_Code UnwindHandler(struct _Unwind_Context* context, void* ref)
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+{
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+ gUnwindIdx++;
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+ if (gUnwindIdx < 2)
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+ return _URC_NO_REASON;
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+
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+ dl_info dyldInfo;
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+ void* addr = (void*)_Unwind_GetIP(context);
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+ gUnwindExecStr += StrFormat(" %p", addr);
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+ return _URC_NO_REASON;
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+}
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+
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+static bool FancyBacktrace()
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+{
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+ gUnwindExecStr += StrFormat("atos -p %d", getpid());
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+ _Unwind_Backtrace(&UnwindHandler, NULL);
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+ return system(gUnwindExecStr.c_str()) == 0;
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+}
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+
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static void Crashed()
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{
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//
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@@ -315,18 +359,21 @@ static void Crashed()
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fprintf(stderr, "%s", debugDump.c_str());
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}
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- void* array[64];
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- size_t size;
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- char** strings;
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- size_t i;
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+ if (!FancyBacktrace())
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+ {
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+ void* array[64];
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+ size_t size;
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+ char** strings;
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+ size_t i;
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- size = backtrace(array, 64);
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- strings = backtrace_symbols(array, size);
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+ size = backtrace(array, 64);
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+ strings = backtrace_symbols(array, size);
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- for (i = 0; i < size; i++)
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- fprintf(stderr, "%s\n", strings[i]);
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+ for (i = 0; i < size; i++)
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+ fprintf(stderr, "%s\n", strings[i]);
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- free(strings);
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+ free(strings);
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+ }
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exit(1);
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}
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@@ -372,11 +419,12 @@ BFP_EXPORT void BFP_CALLTYPE BfpSystem_Init(int version, BfpSystemInitFlags flag
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}
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BFP_EXPORT void BFP_CALLTYPE BfpSystem_SetCommandLine(int argc, char** argv)
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-{
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+{
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char* relPath = argv[0];
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char* cwd = getcwd(NULL, 0);
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gExePath = GetAbsPath(relPath, cwd);
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+
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free(cwd);
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for (int i = 0; i < argc; i++)
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@@ -501,6 +549,19 @@ BFP_EXPORT void BFP_CALLTYPE BfpSystem_GetCommandLine(char* outStr, int* inOutSt
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BFP_EXPORT void BFP_CALLTYPE BfpSystem_GetExecutablePath(char* outStr, int* inOutStrSize, BfpSystemResult* outResult)
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{
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+ //printf("Setting BfpSystem_GetExecutablePath %s %p\n", gExePath.c_str(), &gExePath);
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+
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+ if (gExePath.IsEmpty())
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+ {
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+ char path[4096];
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+ uint32_t size = sizeof(path);
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+ if (_NSGetExecutablePath(path, &size) == 0)
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+ gExePath = path;
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+
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+ // When when running with a './file', we end up with an annoying '/./' in our path
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+ gExePath.Replace("/./", "/");
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+ }
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+
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TryStringOut(gExePath, outStr, inOutStrSize, (BfpResult*)outResult);
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}
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@@ -1101,6 +1162,8 @@ BFP_EXPORT bool BFP_CALLTYPE BfpThread_WaitFor(BfpThread* thread, int waitMS)
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return true;
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}
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+ if (thread == NULL)
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+ BF_FATAL("Invalid thread with non-infinite wait");
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return BfpEvent_WaitFor(thread->mDoneEvent, waitMS);
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}
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@@ -1505,12 +1568,14 @@ BFP_EXPORT BfpFile* BFP_CALLTYPE BfpFile_Create(const char* inName, BfpFileCreat
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if ((createFlags & BfpFileCreateFlag_Pipe) != 0)
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{
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name = "/tmp/" + name;
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+
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if ((createKind == BfpFileCreateKind_CreateAlways) ||
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(createKind == BfpFileCreateKind_CreateIfNotExists))
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{
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for (int pass = 0; pass < 2; pass++)
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{
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- int result = mknod(name.c_str(), S_IFIFO | ALLPERMS, 0);
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+ int result = mknod(name.c_str(), S_IFIFO | 0666, 0);
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+
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if (result == 0)
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break;
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@@ -1821,10 +1886,20 @@ BFP_EXPORT void BFP_CALLTYPE BfpFile_Copy(const char* oldPath, const char* newPa
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return;
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}
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- fd_to = open(newPath, O_WRONLY | O_CREAT | O_EXCL, 0666);
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+ int flags = O_WRONLY | O_CREAT;
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+ if (copyKind == BfpFileCopyKind_IfNotExists)
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+ flags |= O_EXCL;
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+
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+ fd_to = open(newPath, flags, 0666);
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if (fd_to < 0)
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{
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- OUTRESULT(BfpFileResult_AlreadyExists);
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+ if (errno == EEXIST)
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+ {
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+ OUTRESULT(BfpFileResult_AlreadyExists);
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+ goto out_error;
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+ }
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+
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+ OUTRESULT(BfpFileResult_UnknownError);
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goto out_error;
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}
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