diff options
Diffstat (limited to 'node_modules/webworker-threads/src/jslib.cc')
| -rw-r--r-- | node_modules/webworker-threads/src/jslib.cc | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/node_modules/webworker-threads/src/jslib.cc b/node_modules/webworker-threads/src/jslib.cc new file mode 100644 index 0000000..4476f22 --- /dev/null +++ b/node_modules/webworker-threads/src/jslib.cc @@ -0,0 +1,177 @@ +// Copyright(C) 2012 by RobertL +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +#include <errno.h> + +static const PropertyAttribute attribute_ro_dd = (PropertyAttribute)(ReadOnly | DontDelete); +static const PropertyAttribute attribute_ro_de_dd = (PropertyAttribute)(ReadOnly | DontEnum | DontDelete); +#define JSObjFn(obj, name, fnname) \ + obj->Set(String::New(name), FunctionTemplate::New(fnname)->GetFunction(), attribute_ro_dd); + +static void ReportException(TryCatch* try_catch) { + HandleScope scope; + + String::Utf8Value exception(try_catch->Exception()); + Handle<Message> message = try_catch->Message(); + + if (message.IsEmpty()) { + printf("%s\n", *exception); + + } else { + // Print (filename):(line number): (message). + String::Utf8Value filename(message->GetScriptResourceName()); + int linenum = message->GetLineNumber(); + printf("%s:%i: %s\n", *filename, linenum, *exception); + + String::Utf8Value sourceline(message->GetSourceLine()); + char *tmpbuf = *sourceline; + for (int i=0, n=sourceline.length(); i<n; ++i) { + if (tmpbuf[i] == '\t') { + putchar(' '); + } else { + putchar(tmpbuf[i]); + } + } + putchar('\n'); + + + int start = message->GetStartColumn(); + for (int i = 0; i < start; i++) { + putchar(' '); + } + int end = message->GetEndColumn(); + for (int i = start; i < end; i++) { + putchar('^'); + } + putchar('\n'); + + String::Utf8Value stack_trace(try_catch->StackTrace()); + if (stack_trace.length() > 0) { + printf("%s\n", *stack_trace); + } + } +} + +static Handle<Value> readFileSync_(const Arguments &args) { + HandleScope scope; + + FILE *f = fopen(*String::Utf8Value(Handle<String>::Cast(args[0])), "rb"); + if (f == NULL) { + char str[256]; + sprintf(str, "Error: readfile open failed. %d %s\n", errno, strerror(errno)); + return ThrowException(Exception::Error(String::New(str))); + } + fseek(f, 0, SEEK_END); + size_t s = ftell(f); + rewind(f); + + char *buf = (char*)malloc((s+1)*sizeof(char)); + size_t r = fread(buf, sizeof(char), s, f); + if (r < s) { + char str[256]; + sprintf(str, "Error: readfile read failed. %d %s\n", ferror(f), strerror(ferror(f))); + delete[] buf; + fclose(f); + ThrowException(Exception::Error(String::New(str))); + } + buf[s] = 0; + Handle<String> str = String::New(buf); + free(buf); + fclose(f); + + return scope.Close(str); +} + + + +// console section +static inline void console_common_1(const Handle<Value> &v, FILE* fd, const int deep) { + char indent[36] = {}; + int i, n; + int mark = 0; + for (i=0; i<deep; ++i) { + indent[mark++] = 0x20; + indent[mark++] = 0x20; + } + + Handle<Value> lv; + if (v->IsFunction()) { + fprintf(fd, "%s[Function]\n", indent); + } else if (v->IsObject()) { + Handle<Object> obj = Handle<Object>::Cast(v); + Handle<Array> ar = obj->GetPropertyNames(); + fprintf(fd, "%s{Object}\n", indent); + for (i=0, n=ar->Length(); i<n; ++i) { + lv = obj->Get(ar->Get(i)); + fprintf(fd, "%s%s: ", indent, *(String::Utf8Value(Handle<String>::Cast(ar->Get(i))))); + if (lv->IsFunction()) { + fprintf(fd, "%s[Function]\n", indent); + } else if (lv->IsObject() || lv->IsArray()) { + //fprintf(fd, "\n"); + console_common_1(lv, fd, deep+1); + } else { + fprintf(fd, "%s%s\n", indent, *(String::Utf8Value(Handle<String>::Cast(lv)))); + } + } + fprintf(fd, "%s{/Object}\n", indent); + + } else if (v->IsArray()) { + Handle<Array> obj = Handle<Array>::Cast(v); + fprintf(fd, "%s[Array]\n", indent); + for (i=0, n=obj->Length(); i<n; ++i) { + lv = obj->Get(i); + fprintf(fd, "%s%d: ", indent, i); + if (lv->IsFunction()) { + fprintf(fd, "%s[Function]\n", indent); + } else if (lv->IsObject() || lv->IsArray()) { + fprintf(fd, "\n"); + console_common_1(lv, fd, deep+1); + } else { + fprintf(fd, "%s%s\n", indent, *(String::Utf8Value(Handle<String>::Cast(lv)))); + } + } + fprintf(fd, "%s[/Array]\n", indent); + } else { + fprintf(fd, "%s%s\n", indent, *(String::Utf8Value(Handle<String>::Cast(v)))); + } +} + +static inline void console_common(const Arguments &args, FILE* fd) { + TryCatch trycatch; + + for (int i=0, n=args.Length(); i<n; ++i) { + console_common_1(args[i], stdout, 0); + } + + if (trycatch.HasCaught()) { + ReportException(&trycatch); + } +} + +static Handle<Value> console_log(const Arguments &args) { + HandleScope scope; + console_common(args, stdout); + return Undefined(); +} + +static Handle<Value> console_error(const Arguments &args) { + HandleScope scope; + console_common(args, stderr); + return Undefined(); +} |