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| (Empty) |
| 1 #include "lightsymbols.h" | |
| 2 | |
| 3 LightSymbol::PLightSymbol LightSymbol::lsFrames[1000]; | |
| 4 HANDLE LightSymbol::handleFrames[1000]; | |
| 5 SZ* LightSymbol::fileNames; | |
| 6 bool LightSymbol::busted = false; | |
| 7 | |
| 8 | |
| 9 LightSymbol::LightSymbol(const char* sym, int fileId, int lineNumber) { | |
| 10 while (busted) { | |
| 11 busted = busted; | |
| 12 } | |
| 13 this->sym = sym; | |
| 14 this->fileId = fileId; | |
| 15 this->lineNumber = lineNumber; | |
| 16 | |
| 17 LightSymbol** container = getThreadFrameContainer(); | |
| 18 | |
| 19 parentFrame = *container; | |
| 20 *container = this; // shortcut for get+set current frame | |
| 21 } | |
| 22 | |
| 23 LightSymbol::~LightSymbol() { | |
| 24 | |
| 25 // assert if (GetCurrentFrame() != this) { | |
| 26 | |
| 27 SetCurrentFrame(parentFrame); | |
| 28 } | |
| 29 | |
| 30 bool LightSymbol::GetCallStack(char* sz, int len, const char* separator) { | |
| 31 LightSymbol* ls = GetCurrentFrame(); | |
| 32 if (ls == 0) { | |
| 33 return false; | |
| 34 } else { | |
| 35 return ls->GetCallStackCore(sz, len, separator); | |
| 36 } | |
| 37 } | |
| 38 | |
| 39 LightSymbol** LightSymbol::getThreadFrameContainer() { | |
| 40 //pthread_t t = pthread_self(); | |
| 41 HANDLE h = (HANDLE)GetCurrentThreadId(); // f, keep handle so I don't have to
recompie tyhe whole app; update toi DWORD one I really need changes in header fi
le | |
| 42 int i = 0; | |
| 43 while (handleFrames[i] != h && handleFrames[i] != NULL && i < 1000 - 1) { | |
| 44 i++; | |
| 45 } | |
| 46 if (handleFrames[i] == h) { | |
| 47 return &lsFrames[i]; | |
| 48 } | |
| 49 handleFrames[i] = h; | |
| 50 return &lsFrames[i]; | |
| 51 } | |
| 52 | |
| 53 bool LightSymbol::GetCallStackCore(char* sz, int len, const char* separator) con
st { | |
| 54 if (busted) { | |
| 55 return false; | |
| 56 } | |
| 57 if (fileNames == NULL) { // f multithreading synchr | |
| 58 FILE* log = fopen("d:\\edisonn\\log.txt", "wt"); | |
| 59 | |
| 60 if (log) { fprintf(log, "build\n");fflush(log); } | |
| 61 | |
| 62 char szLine[10000]; | |
| 63 FILE* file = fopen(getenv(LIGHT_SYMBOLS_FILE), "rt"); | |
| 64 if (file == NULL) { | |
| 65 busted = true; | |
| 66 return false; | |
| 67 } | |
| 68 | |
| 69 const char* trimed; | |
| 70 | |
| 71 // count number of lines | |
| 72 int id; | |
| 73 int entries = 0; | |
| 74 while (true) { | |
| 75 id = -1; | |
| 76 if (fscanf(file, "%i", &id) == 0) break; | |
| 77 if (id == -1) break; | |
| 78 if (entries <= id + 1) { | |
| 79 entries = id + 1; | |
| 80 } | |
| 81 *szLine = '\0'; | |
| 82 fgets(szLine, 10000, file); | |
| 83 trimed = trim(szLine); | |
| 84 } | |
| 85 | |
| 86 fclose(file); | |
| 87 file = fopen(getenv(LIGHT_SYMBOLS_FILE), "rt"); | |
| 88 if (file == NULL) { | |
| 89 busted = true; | |
| 90 return false; // f this | |
| 91 } | |
| 92 | |
| 93 if (log) { fprintf(log, "entries: %i\n", entries);fflush(log); } | |
| 94 | |
| 95 SZ* __fileNames = new SZ[entries]; | |
| 96 | |
| 97 while (true) { | |
| 98 id = -1; | |
| 99 if (fscanf(file, "%i", &id) == 0) break; | |
| 100 if (id == -1) break; | |
| 101 *szLine = '\0'; | |
| 102 fgets(szLine, 10000, file); | |
| 103 trimed = trim(szLine); | |
| 104 | |
| 105 if (log) { fprintf(log, "%i, %s", id, trimed); } | |
| 106 | |
| 107 // ass u me the file is correct | |
| 108 | |
| 109 __fileNames[id] = new char[strlen(trimed) + 1]; | |
| 110 if (log) { fprintf(log, " - ");fflush(log); } | |
| 111 strcpy(__fileNames[id], trimed); | |
| 112 if (log) { fprintf(log, " _ \n");fflush(log); } | |
| 113 } | |
| 114 fclose(file); | |
| 115 fileNames = __fileNames; | |
| 116 if (log) { fclose(log); } | |
| 117 } | |
| 118 | |
| 119 const LightSymbol* ls = this; | |
| 120 char* szOut = sz; | |
| 121 // f security | |
| 122 while (ls != NULL && len > 1000) { | |
| 123 sprintf(szOut, "%s, %s:%i%s", ls->sym, fileNames[ls->fileId], ls->lineNumber
, separator); | |
| 124 while (*szOut && len > 0) { | |
| 125 szOut++; | |
| 126 len--; | |
| 127 } | |
| 128 ls = ls->parentFrame; | |
| 129 } | |
| 130 | |
| 131 int more = 0; | |
| 132 while (ls != NULL) { | |
| 133 ls = ls->parentFrame; | |
| 134 } | |
| 135 | |
| 136 if (more > 0) { | |
| 137 sprintf(szOut, " ... %i more frames. allocate more memory!", more); | |
| 138 } | |
| 139 | |
| 140 return true; | |
| 141 } | |
| 142 | |
| 143 LightSymbol* LightSymbol::GetCurrentFrame() { | |
| 144 return *getThreadFrameContainer(); | |
| 145 } | |
| 146 | |
| 147 void LightSymbol::SetCurrentFrame(LightSymbol* ls) { | |
| 148 *getThreadFrameContainer() = ls; | |
| 149 } | |
| 150 | |
| 151 const char* LightSymbol::trim(char* sz) { | |
| 152 if (sz == NULL) return NULL; | |
| 153 | |
| 154 while (*sz == ' ' || *sz == '\t' || *sz == '\r' || *sz == '\n' || *sz == ',') | |
| 155 sz++; | |
| 156 | |
| 157 if (*sz == '\0') return sz; | |
| 158 | |
| 159 int len = strlen(sz); | |
| 160 char* start = sz; | |
| 161 sz = sz + (len - 1); | |
| 162 | |
| 163 while (sz >= start && (*sz == ' ' || *sz == '\t' || *sz == '\r' || *sz == '\n'
|| *sz == ',')) { | |
| 164 *sz = '\0'; | |
| 165 sz--; | |
| 166 } | |
| 167 | |
| 168 return start; | |
| 169 } | |
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Chromium Code Reviews
Issue 1512753006:
Remove unused CallStacker (Closed)
Base URL: https://skia.googlesource.com/skia.git@master